The kinetic molecular theory describes the behavior of matter in terms of particles in motion.
Answers
The kinetic molecular theory is a scientific explanation that describes the behavior of matter in terms of particles in motion.
This theory is based on the idea that all matter, whether it is solid, liquid, or gas, is made up of tiny particles that are constantly moving and colliding with each other. The particles in a solid are closely packed together and move in a fixed position, while the particles in a liquid and gas are less densely packed and move more freely.
The kinetic molecular theory helps to explain the physical properties of matter, such as its temperature, pressure, and volume. The behavior of these properties can be explained by the motion and collisions of the particles that make up the matter. For example, when the temperature of a substance is increased, the particles in the substance move faster and collide with each other more frequently, causing an increase in the substance's pressure and volume.
Overall, the kinetic molecular theory provides a useful framework for understanding the behavior of matter and its properties. By describing matter in terms of particles in motion, this theory has helped scientists to make predictions about how different substances will behave under different conditions, and has led to many important discoveries and advancements in science and technology.
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Full question is:
Explain how the kinetic molecular theory describes the behavior of matter in terms of particles in motion.
Related Questions
Consider the following equation.
H2O(l) + heat ⇌ H2O(g)
Which will occur if the temperature of the system is increased?
Answers
With the increase in temperature, the state of matter of water will changed.
What happen if the temperature of the system is increased?If the temperature of water is increased then the state of matter will change from liquid state to gaseous state because the temperature break down the bonds that is present between two water molecules.
So we can conclude that with the increase in temperature, the state of matter of water will changed.
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4. Species that are able to adapt to a new environment experience a population in their new environment.
a) Decrease
b) Increase
C) Plateau
d) Extinction
Answers
Answer:
b) Increase
Explanation:
Species that are able to adapt to a new environment experience an increase in population in their new environment. Because they are able to adapt to their new surroundings and utilize the new materials and experiences they have, they thrive and their population experiences an increase.
what is the formula for disphosphorous trioxide
Answers
Answer:
P4O6 is the formula
Explanation:
I hope I could help
write a balanced ionic equation for this acid-base reaction: ca(oh)2(aq)+2ch3co2h(aq)→
Answers
Answer:
Balanced equation for acid base reaction
Ca(OH)2 aq + 2CH3CO2H aq--------- 2H2O +Ca(CH3COO)2
Explanation:
The acid base reaction is a neutralization reaction, that is when an acid reacts with a base, it gives of salt and water as end product.
The acid in the reaction is acetic acid and base calcium oxide.
In the above reaction the end product are calcium acetate and water.
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2.
Which of the following aqueous solutions contains the same number of solute particles as are
contained in 250 cm of 2.0 mol dm potassium chloride?
A. 250 cm² of 2.0 mol dm3 calcium chloride solution.
B. 250 cm3 of 2.0 mol dm potassium sulphate solution
C. 500 cm' of 1.0 mol dmº magnesium sulphate solution.
D. 1000 cm3 of 2.0 mol dm of aqueous ethanol.
Answers
Answer:
C. 500 cm' of 1.0 mol dmº magnesium sulphate solution.
Explanation:
Let us look at each of the solutions individually;
CaCl2 has three particles
K2SO4 has three particles
MgSO4 has two particles
C2H5OH has only one particle
The number of moles of moles in 250 cm of 2.0 mol dm-3 potassium chloride is 250/1000 * 2 = 0.5 moles having two particles
Also; number of moles in 500 cm' of 1.0 mol dm-3 magnesium sulphate solution= 500/1000 * 1 = 0.5 moles having two particles
Do you think Hugh would have been able to perform this experiment in his laboratory at home 20 years ago? Explain your answer.
Answers
Answer:scientists finished deciding the human genome in 2001. This research helped genetics analyze and islote sections of DNA for investigation. Without this information and the technology invented during the Human Genome Project, Hugh would not have been able to extract portions of his daughters DNA. Also, he wouldn’t have been able to see the genes that did not function properly in his daughters DNA.
Explanation: this is a right answer for PLATO.
what is the ratio of 32 to 16?
Answers
The ratio of 32 to 16 is:
32:16=> 32/16=> 2/1=> 2:1Conclusion:Hence, 2:1 will be the ratio.
Hoped this helped.
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What I Have Learned Directions: Read the paragraph and identify the correct words that fit in the given sentences inside the box. Write your answer in a separate sheet of paper. properties mctalloids properties morc metal Elements non-mctal chemical process, components Compounds Onc chemical Elements and Compounds are all around us. (1)______ are made up of atom or atoms of the samc kind. They arc the simplest type of matter and cannot be broken down into components. Each element is made entirely from (2)______ type of atom. Each element is unique and no two elements have the same set of (3)._____ Somc arc in thc same state but they havc (4)____properties. Some elements are (5)_____ like iron, gold and silver. Others are (6)_____ like Nitrogen, Oxygen and Hydrogen. There are elements that arc (7 _____hko Boron, Silicon and Germanium. (8) _____are combination of (9) _____or (10)____ elements like water which is a combination of Hydrogen and Oxygen; salt which is made up of sodium and chlorine; and rusis formed when an iron reacts with oxyger. Compounds can be broken down into it's (11) ____through a (12)____ process and formed when two elements are combined together. It has unique properties that are different from the properties of the elements that make them up.
Answers
Answer:
EZ PM MO LANG AKO
Explanation:
BASTA PM MO AKO
for a chemical system at equilibrium the concentration of both reactants and the products must ?
Answers
Both the reactants' and the products' concentrations must be constant.
What is equilibrium?Chemical equilibrium is the condition in which both reactants and products are present in concentrations that have no further tendency to change with time, resulting in no apparent change in the system's properties.
A reversible chemical reaction is one in which the products react to generate the original reactants as soon as they are formed.
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what products of the citric acid cycle are needed for electron transport?
Answers
The products of the citric acid cycle, NADH, and FADH2, are crucial for electron transport in the ETC. They act as carriers, delivering high-energy electrons to the electron transport chain, where they participate in the generation of ATP through oxidative phosphorylation.
The products of the citric acid cycle, also known as the Krebs cycle or the tricarboxylic acid (TCA) cycle, play a vital role in the electron transport chain (ETC) during cellular respiration. The citric acid cycle occurs within the mitochondria and serves as a major source of high-energy electrons that are utilized in the ETC.
The key products of the citric acid cycle that are needed for electron transport are NADH (nicotinamide adenine dinucleotide) and FADH2 (flavin adenine dinucleotide). These molecules serve as electron carriers and donate their high-energy electrons to the ETC.
During the citric acid cycle, NADH and FADH2 are generated through several reactions. For example, during the conversion of isocitrate to alpha-ketoglutarate, one molecule of NADH is produced. Likewise, during the conversion of succinate to fumarate, one molecule of FADH2 is generated.
Once NADH and FADH2 are produced in the citric acid cycle, they transport the high-energy electrons to the electron transport chain, which is located on the inner mitochondrial membrane. In the ETC, these electrons are passed along a series of protein complexes, ultimately resulting in the generation of ATP through oxidative phosphorylation.
NADH donates its electrons to complex I of the ETC, while FADH2 donates its electrons to complex II. These electrons then flow through the subsequent protein complexes, creating an electron gradient that drives the synthesis of ATP.
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Energy Transformation: A home is heated with geothermal energy
(What energy forms are used and how do they go from each form to get to the final form)
Answers
Answer: they convert heat to electricity.
Explanation:
explain carbon movement into the air during cellular respiration.
Answers
Name the following compound
Answers
5.40 g of copper oxide was obtained by treating the 4.32 g of copper with nitric acid and subsequent ignition. Similarly 2.3 g of copper oxide on reduction gave 1.84 g of copper in another experiment. Show that these data illustrate the law of constant composition.
Answers
Here we have to show the ratio of reactants and products are same
Case-1
Copper oxide used=5.40gCopper produced=4.32gratio:-
\(\\ \sf\longmapsto \dfrac{5.40}{4.32}=1.25\approx 1\)
Case:-2
Copper oxide used=2.3gCopper produced=1.8gratio:-
\(\\ \sf\longmapsto \dfrac{2.3}{1.8}\)
\(\\ \sf\longmapsto 1.27\approx 1\)
Hence verified
Which process occurs when a gas turns into a liquid?
Answers
Answer:
Condensation
Explanation:
Now draw a PE curve for the interaction of two Ne atoms, and then on the same set of axes draw a curve for the interaction of two Xe atoms. Explain the relative depths of the potential wells and the relative positions of the minima along the x-axis
Answers
When we draw a potential energy (PE) curve for the interaction of two atoms, we are essentially plotting the energy of the system as a function of the distance between the two atoms.
In the case of Ne and Xe, the PE curve for both atoms will have a similar shape, but the relative depths of the potential wells and the positions of the minima along the x-axis will differ.
The relative depths of the potential wells represent the stability of the interaction between the two atoms. A deeper potential well indicates a more stable interaction, while a shallower potential well indicates a less stable interaction. The relative depths of the potential wells for Ne and Xe will be different due to the differences in their atomic radii. Xe is a larger atom than Ne, and therefore the attractive forces between the two atoms will be stronger, resulting in a deeper potential well.
The relative positions of the minima along the x-axis represent the equilibrium bond distance between the two atoms, which is the distance at which the potential energy is minimized. The equilibrium bond distance for Xe will be greater than that for Ne due to the larger atomic radius of Xe. This means that Xe atoms will be more likely to form bonds at longer distances than Ne atoms.
In summary, the PE curves for Ne and Xe will have similar shapes but different relative depths of potential wells and positions of minima due to the differences in their atomic radii. Xe will have a deeper potential well and a greater equilibrium bond distance than Ne.
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Which describes human-made polymers? synthetic subunit natural macromolecule
Answers
Answer:
Synthetic
Explanation:
I just took the quiz and got it right
Answer:
A- Synthetic
Explanation:
just took the quiz
What is the third quantum number of a 2s² electron in phosphorus, 1s²2s²2p63s²3p³? O A. m₁ = 1 OB. m/= 2 O C. m = -1 O D. m/= 0
Answers
The third quantum number of a 2s² electron in phosphorus, m = 0.
The correct option is D.
What is a quantum number?Quantum numbers are the set of numbers used to express the location and energy of an electron in an atom.
There are four types of quantum numbers;
principal quantum number, nazimuthal quantum number, l; magnetic quantum number;and spin quantum numberThe electronic configuration of phosphorus is 1s²2s²2p63s²3p³.
The third quantum number m has values of -l to +l.
For phosphorus, l is 0. Hence, m is also 0.
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what volume of bromine trifluoride is required to produce 106 liters of fluorine gas according to the following reaction? (all gases are at the same temperature and pressure.)
Answers
70.6 litres of bromine trifluoride is required to produce 106 liters of fluorine gas according to the following reaction provided that all gases are at the same temperature and pressure.
Since, 2BrF3 (g) gives Br2 (g) + 3 F2 (g)
Here 2 mole BrF3 produces 3 mole F2
If volume produced of F2 is 106 litres
Therefore, volume of BrF3 =?
Since, v1 is directly proportional to n1
Therefore, v1/n1 = v2/n2
v1/2moles = 106 litres/3 moles
v1= 212/3 = 70.6 litres
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identify the first step in preparing a spectrophotometer for use.
Answers
We have that the first step is to put the Power source into an on state,Thereby powering the Light point and the Spectrophotometer.
From the question we are told
identify the first step in preparing a spectrophotometer for use.
Generally
A SpectrophotometerThis is a device is out there to help scientist i the mostly in the field of chemistry.
This device is used to Know or arcertain particle with light consuming properties.
The Spectrophotometer is Mostly found in laboratories.
And usually in the use of a Spectrophotometer the first step is to put the Power source into an on state.Thereby powering the Light point and the Spectrophotometer
Therefore
The first step is to put the Power source into an on state,Thereby powering the Light point and the Spectrophotometer.
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Question 1 of 10
What does the pH of a solution represent?
A. The pH indicates how acidic or basic a solution is.
B. The pH represents the partial pressure of hydrogen gas.
C. The pH is an indicator of the salt content of a solution.
D. The pH tells how quickly a reaction reaches equilibrium.
Answers
solution is.
Which of the subatomic particles are responsible for the differences in isotopes?
Protons
Electrons
Atoms
Neutrons
Answers
Answer: Neutrons
Explanation:
Isotopes are atoms of the same element that have different numbers of neutrons but the same number of protons and electrons. The difference in the number of neutrons between the various isotopes of an element means that the various isotopes have different masses.
Answer:
neutrons
Explanation:
isotopes has the same proton number but different nucleon number because there's different numbers of neutrons in isotopes
A mixture of oxygen, nitrogen, carbon dioxide, and argon gas has a total pressure of 5.76 atm. Oxygen has a partial pressure of 1.31 atm, nitrogen 2.22 atm, and argon 0.77 atm. What is the partial pressure of the carbon dioxide?
Answers
Total pressure is defined as the sum of all partial pressures in a container, therefore in our question we have:
Ptotal = 5.76 atm
PO2 = 1.31 atm
PN = 2.22 atm
PAr = 0.77 atm
PCO2 = ?
Since the total pressure is the sum of all partial pressures, if we subtract the partial pressures that we know from the total pressure we will have the value of partial pressure for CO2
5.76 - 1.31 = 4.45
4.45 - 2.22 = 2.23
2.23 - 0.77 = 1.46 atm, this is the Partial Pressure for CO2
What would be most beneficial towards maintaining equilibrium probably be him in an eco system over a long period of time
Answers
The most beneficial towards maintaining the equilibrium in an ecosystem over a long period of time is to Diversity of organism.
A ecosystem maintains equilibrium by ensuring that each organism has resources and proper living condition fort the survival. four factors balance an ecosystem is water cycle, mineral cycle, energy flow and community dynamics. An ecosystem is place where plants and other organism interact with nonliving factor like weather.
Biodiversity or biological diversity , refers to all the variety of life that exist on earth. our planet is full of variety of living organisms .An ecosystem must have the greatest amount of producers, followed by primary consumers and having smallest no. of tertiary consumers.
hence,The most beneficial towards maintaining the equilibrium in an ecosystem over a long period of time is to Diversity of organism.
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Cold solvents are preferred for recrystallization because Group of answer choices Hot solvents catch fire easily to prevent dissolution of the crystals impurities are expected to have high solubility in cold solvents Cold solvents are cost effective
Answers
Crystals impurities are expected to have high solubility in cold solvents. Hence, option C is correct.
What is a cold solvent?Cold solvent cleaning is a process used to remove grease, wax and other impurities from metal and other parts.
The process is also called degreasing. Cold solvents are sprayed onto the dirty part and it is brushed clean.
Once the filtration process is done the collected crystals should be washed with a little more ice-cold solvent to remove final soluble impurities which would otherwise be left on the surface of the crystals.
Hence, option C is correct.
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Q2. Chemical testing can be used to identify the functional group/s in an organic compound.
(a) Compounds A, B, C, D, E, F and G are organic compounds. Identify the functional groups in each compound A to G.
Organic Molecular Chemical test/s and observation
compound formula
A
C6H12
Bromine water was added to a sample of compound A. The mixture was shaken (at room
temperature). Bromine water did not decolourise.
Functional group
(1 mark)
Answers
(a) The functional group/s in each organic compound are:
A- AlkaneB - Unsaturated alkane (alkene)C - AldehydeD - KetoneE - AlcoholF - AcidG - EsterWhat are the tests about?Bromine water test: Bromine water is a red-brown solution that decolorizes when it reacts with an unsaturated hydrocarbon. An unsaturated hydrocarbon is a hydrocarbon that contains one or more double bonds or triple bonds. When bromine water reacts with an unsaturated hydrocarbon, the bromine atoms are added to the double or triple bonds, which breaks them and forms new single bonds.
Brady's reagent test: Brady's reagent is a solution of potassium hexacyanoferrate(III) in concentrated hydrochloric acid. It is used to test for aldehydes. When an aldehyde is added to Brady's reagent, a yellow/orange coloured precipitate is formed.
Tollen's reagent test: Tollen's reagent is a solution of silver nitrate in ammonia solution. It is used to test for aldehydes and for reducing sugars. When an aldehyde is added to Tollen's reagent, a silver mirror is formed.
Acidified potassium dichromate test: Acidified potassium dichromate is a orange-red solution that is used to test for the presence of an alcohol. When an alcohol is added to acidified potassium dichromate, the mixture changes colour from orange to blue/green.
Phosphorus pentachloride test: Phosphorus pentachloride (PCl5) is a fuming white liquid that is used to test for the presence of an acid. When an acid is added to phosphorus pentachloride, steamy white fumes are evolved.
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you decide to measure bone density by placing a bone sample in water. you find the average humorous bone displaces 135.0 ml and has a mass of 230.0 g. what is the density of an average humorous bone?
Answers
The density of an average humorous bone is 1.70 g/ml.
The density of an object is calculated by dividing its mass by its volume. To find the density of an average humorous bone, we can use the formula:
density = mass / volume
Given the mass of an average humorous bone is 230.0 g and its volume is 135.0 ml, we can calculate its density as follows:
density = 230.0 g / 135.0 ml
density = 1.70 g/ml
A bone mineral density (BMD) test can produce a picture of your bone health. The test can spot osteoporosis, determine your risk for fractures (broken bones), and measure your response to osteoporosis treatment.
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N2+3H2–>2NH3 How many miles of ammonia are produced when 3 miles of nitrogen react with hydrogen
Answers
6moles of ammonia are produced when 3 miles of nitrogen react with hydrogen in the reaction N\(_2\)+3H\(_2\)→2NH\(_3\).
What is moles?A mole is just a measuring scale. In reality, it's one of the International System of Units' seven foundation units (SI). When already-existing units are insufficient, new ones are created.
The levels at which chemical reactions frequently occur exclude the use of grams, yet utilizing actual numbers of atoms, molecules, or ions would also be unclear. To fill this gap between extremely small and extremely huge numbers, scientists created the mole.
N\(_2\)+3H\(_2\)→2NH\(_3\)
moles of nitrogen = 3 moles
moles of ammonia= 3×2moles =6moles
Therefore, 6moles of ammonia are produced when 3 miles of nitrogen react with hydrogen.
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A certain acid, HA, has a pKa of 6. What is the pH of a solution made by mixing 0.20 mol of HA with 0.30 mol of NaA? b. A certain acid, HA, has a pKa of 6. In the previous problem, you considered a solution made by mixing 0.20 mol of HA with 0.30 mol of NaA. What, now, would the pH be if 0.05 mol of NaOH were added to that solution? If you need to, assume the solution is at 25 oC, where the Kw is 1.0x10-14. c. A certain acid, HA, has a pKa of 6. What is the pH of a solution made by mixing 200 mL of 0.20 M HA (aq) with 300 mL of 0.30 M NaA (aq)? If you need to, assume the solution is at 25 oC, where the Kw is 1.0x10-14. d. A certain acid, HA, has a pKa of 6. In the previous problem, you considered a solution made by mixing 200 mL of 0.20 M HA (aq) with 300 mL of 0.30 M NaA (aq). What, now, would the pH be if 10 mL of 0.50 M HCl were added to that solution? If you need to, assume the solution is at 25 oC, where the Kw is 1.0x10-14.
Answers
In order to determine the pH in the given scenarios, several calculations and considerations need to be taken into account.Firstly, the Henderson-Hasselbalch equation can be used, which relates the pH of a solution to the pKa of the acid and the ratio of its conjugate base to the acid. This equation is pH = pKa + log([A-]/[HA]), where [A-] is the concentration of the conjugate base and [HA] is the concentration of the acid.
What are the calculations and considerations involved in determining the pH in the given scenarios?
The first problem asks for the pH of a solution made by mixing 0.20 mol of acid HA with 0.30 mol of its conjugate base NaA. The pH can be calculated using the Henderson-Hasselbalch equation, pH = pKa + log([A-]/[HA]). Given that the pKa is 6, we can plug in the values and solve for the pH.
The second problem asks for the pH after adding 0.05 mol of NaOH to the previous solution. Since NaOH is a strong base, it will react with the acid HA and form water.
The amount of NaOH added is small compared to the amount of acid, so we can assume that the acid will be fully neutralized. We can calculate the resulting concentration of the acid and its conjugate base and use the Henderson-Hasselbalch equation to find the new pH.
The third problem involves mixing 200 mL of 0.20 M HA with 300 mL of 0.30 M NaA. We need to calculate the concentrations of the acid and its conjugate base after mixing, and then use the Henderson-Hasselbalch equation to find the pH.
The fourth problem asks for the pH after adding 10 mL of 0.50 M HCl to the previous solution. Since HCl is a strong acid, it will completely dissociate and increase the concentration of the acid HA.
We need to calculate the new concentrations of the acid and its conjugate base and use the Henderson-Hasselbalch equation to find the new pH.
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Why water population is a density independent factor
Answers
Answer:
any factor in the environment that does not
depend on the number of members in a
population.
Explanation:
Density independent limiting factors also cause
population sizes to increase. For example, the
water from a flash flood increases the growth
of vegetation, thereby providing more food for
primary consumers in the ecosystem.
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Answer:
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