Use the reaction to answer the following question.
3 h2(g) + n2(g) + 2 nh3(g) + heat
reactants products
nh3 is added to the reaction. what effect will this have on the equilibrium
shift of the reaction?
the reaction will shift left towards the products.
the reaction will shift right towards the reactants.
the reaction will shift right towards the products.
the reaction will shift left towards the reactants.

Answer:

Model

Theory

Ellipse

Explanation:

Stan One Direction for better grade

Hydra, a type of cnidarian, have equal survival rates through life because they are equally fit at all stages. Hydra are an example of an organism with a type I survivorship curve. Thus, the correct option is b. II.

Differences between how energy moves through an ecosystem compared to how chemicals move through the ecosystem. The fundamental difference between how energy moves through an ecosystem compared to how chemicals move through the ecosystem is that energy can not be recycled. Energy is obtained from the sun and is stored in organic molecules, and it flows through an ecosystem through metabolic processes. However, the number of chemicals like carbon, oxygen, nitrogen, water, and phosphorus remains constant in an ecosystem.

Tropical rainforest soils are usually nutrient-poor and low in organic matter. Therefore, option c. nutrient-poor and low in organic matter is the correct answer. The soil in the tropical rainforest is nutrient-poor because heavy rainfall washes away the nutrients, and the soil contains a high level of aluminum and iron, which are toxic to plants. Due to these reasons, there is slow decomposition of organic matter that makes the soil low in organic matter.

Thus, the correct option is b.

To learn more about  ecosystem check the link below-

https://brainly.com/question/842527

#SPJ11

Answer: Matter

Biosphere

Explanation:

The substance that occupies space and mass is called matter, and the biosphere is the part of the earth that includes life. Thus, the correct options are 1. c and 2. b.

A matter has been defined as a substance that is made of atoms and has a mass that results in it occupying some space. The matter can be in the form of liquid, solids, or gas. The matter is present everywhere and can be interconnected. Thus, 1. c is correct.

The biosphere is defined as the sphere that combinedly comprises the hydrosphere, lithosphere, and atmosphere and is the part where life exists on the earth. It includes the elements air, water, land, etc., and all the ecosystems that range from oceans to mountains. Thus, 2. b is correct.

Therefore, options 1. c. matter and 2. b. the biosphere is correct.

Learn more about the matter, here:

https://brainly.com/question/9402776

#SPJ2

Your question is incomplete, but most probably your full question was,

1. Anything that has mass and takes up space

2. The part of the earth in which life exists including land water and air

Clad aluminum alloys are used in aircraft because they offer a combination of lightweight, strength, and corrosion resistance.

These properties are crucial for the performance and durability of aircraft components. The clad aluminum alloys consist of a core aluminum alloy, which provides the necessary strength, and a thin layer of pure aluminum, which offers corrosion resistance. This combination makes clad aluminum alloys an ideal choice for various parts of the aircraft, including wings, fuselage, and structural components.

Aluminium alloys with a wide range of properties are used in engineering structures. Alloy systems are classified by a number system (ANSI) or by names indicating their main alloying constituents (DIN and ISO). Selecting the right alloy for a given application entails considerations of its tensile strength, density, ductility, formability, workability, weldability, and corrosion resistance, to name a few.

A brief historical overview of alloys and manufacturing technologies  Aluminium alloys are used extensively in aircraft due to their high strength-to-weight ratio. Pure aluminium metal is much too soft for such uses, and it does not have the high tensile strength that is needed for building airplanes and helicopters.

To learn more about aluminum alloys https://brainly.com/question/4153149

#SPJ11

Answer:

A solution in which the maximum amount of solvent has been dissolved

Explanation:

For example, 36g of salt in 100g of water.

Answer:

6.02 x 10²³ pizzas

Explanation:

If one has a mole of pizzas, they will have 6.02 x 10²³ pizzas amount.

A mole of a substance is a convenient unit of quantity of particles. It can be likened to a dozen, a score and a gross.

A dozen is 12, a score is 20 and gross is 144

 A mole of a substance contains the Avogadro's number of particles.

The particles are atoms, molecules, formula units, electrons, protons, neutrons and so on.

So, if we have a mole of pizza, we would have 6.02 x 10²³ pizzas.

The correct answer is option b) Alpha, gamma, beta.

Alpha, beta, and gamma are the three main types of ionizing radiation. They differ in their ionizing ability, energy, and penetration power.

Alpha particles have the least penetrating power because they are relatively large and heavy, consisting of two protons and two neutrons bound together. They lose their energy rapidly and can be stopped by a sheet of paper or the outer layer of human skin.

Gamma rays, on the other hand, are highly energetic electromagnetic radiation and have the highest penetrating power. They can easily pass through most materials, including human tissue and lead, and require thick concrete or steel barriers to shield against them.

Beta particles are high-speed electrons emitted by some radioactive isotopes. They have moderate penetrating power and can pass through materials such as plastic and aluminum but are stopped by thicker materials like lead or concrete.

Therefore, the correct order of increasing ability to penetrate matter is alpha, gamma, beta (option b).

For more such questions on Alpha, gamma, beta.

https://brainly.com/question/23426855

#SPJ11

Increasing the substrate concentration will likely result in the greatest increase in the reaction rate when the substrate concentration is lower than the concentration of the enzyme.

The concentration of the substrate affects the rate of reaction since there is a direct correlation between the number of enzyme-substrate complexes that are formed and the rate of reaction.

When there is more substrate, more enzyme-substrate complexes can form, resulting in an increase in the rate of reaction.

So, it is highly likely that when the substrate concentration is low, increasing the substrate concentration will result in the greatest increase in the reaction rate.

However, when the substrate concentration is already high, the reaction rate may not continue to increase as a result of increasing the substrate concentration.

Learn more about substrate concentration here:

https://brainly.com/question/22428921

#SPJ11

In the given reaction between aluminum oxide and sulfuric acid, with 32.5 grams of aluminum oxide and 98.6 grams of sulfuric acid, the maximum amount of aluminum sulfate that can be formed will be calculated.

To determine the maximum amount of aluminum sulfate that can be formed, we need to determine the limiting reactant. The limiting reactant is the reactant that is completely consumed and determines the maximum amount of product that can be formed.

First, we calculate the number of moles of each reactant by dividing their masses by their respective molar masses. The molar mass of aluminum oxide \((Al_2O_3)\) is 101.96 g/mol, and the molar mass of sulfuric acid \((H_2SO_4)\)is 98.09 g/mol.

The number of moles of aluminum oxide is calculated as 32.5 g / 101.96 g/mol = 0.319 moles.

The number of moles of sulfuric acid is calculated as 98.6 g / 98.09 g/mol = 1.005 moles.

From the balanced chemical equation, we can see that the mole ratio between aluminum oxide and aluminum sulfate is 1:1. Therefore, the maximum amount of aluminum sulfate that can be formed is 0.319 moles.

To convert this to grams, we multiply the number of moles by the molar mass of aluminum sulfate\((Al_2(SO_4)_3)\), which is 342.15 g/mol:

0.319 moles * 342.15 g/mol = 109.2 grams.

Hence, the maximum amount of aluminum sulfate that can be formed is 109.2 grams.

Learn more about limiting reactant here:

https://brainly.com/question/10090573

#SPJ11

The concentrations for the second, third, and fourth dilutions would be 0.3M, 0.03M, and 0.003M, respectively.

In a serial dilution, a concentrated solution is successively diluted to obtain solutions with lower concentrations. In this case, starting with a 30M sucrose solution, a series of four 1/10 dilutions are performed. The first dilution involves making 100 mL of the 1/10 dilution. To answer question 20, the calculation for the first dilution needs to be shown. For question 21, a diagram of the serial dilution with labeled volumes and concentrations of the stock and dilution beakers needs to be drawn. Finally, for question 22, the concentration calculations for each dilution step need to be provided.

To calculate the first dilution, we need to determine the concentration of the resulting solution. Since it is a 1/10 dilution, the concentration would be 1/10 times the original concentration. Therefore, the concentration of the first dilution would be 30M / 10 = 3M.

For question 21, a diagram needs to be drawn to illustrate the serial dilution process. The diagram should include the stock solution with a volume of 30M, the first dilution beaker with a volume of 100 mL and a concentration of 3M, and labels indicating the volumes and concentrations at each step of the dilution process.

For question 22, the concentration calculations for each dilution step need to be provided. Starting with the first dilution at 3M, subsequent dilutions would be 1/10 of the previous concentration. Therefore, the concentrations for the second, third, and fourth dilutions would be 0.3M, 0.03M, and 0.003M, respectively.

Overall, these calculations and the diagram represent the process and concentrations involved in the serial dilution of the 30M sucrose solution.


To learn more about serial dilution click here: brainly.com/question/28548168

#SPJ11

Explanation:

Homogeneous catalysts are those that occupy the same phase as the reaction mixture (typically liquid or gas), while heterogeneous catalysts occupy a different phase. Generally, heterogeneous catalysts are solid compounds that are added to liquid or gas reaction mixtures.

It is very dangerous to hear anything loud or cause any impact or shock while working with nitroglycerin because it can cause an explosion. Therefore, you cannot hear a dump truck driving through a nitroglycerin plant due to the danger it poses to the employees and the facility.

Nitroglycerin is an explosive material that is highly sensitive to impact, heat, or friction. It is also a primary explosive, which means that it can detonate by itself without any external stimulus. This property makes nitroglycerin one of the most dangerous substances on the planet. As a result, it is always stored in a safe location and transported with the utmost care and security to prevent accidental explosions.

When working with nitroglycerin, it is essential to follow strict safety protocols and procedures to ensure the safety of the employees and the facility. Any loud noise or impact can cause a shock wave that can trigger an explosion. Therefore, it is vital to maintain a quiet environment to avoid any unnecessary risks or accidents.

You cannot hear a dump truck driving through a nitroglycerin plant because it is incredibly dangerous to do so. The vibration and noise generated by the truck can cause a shock wave that can trigger an explosion. Therefore, the facility's employees must maintain a quiet environment and avoid any loud noises or vibrations that can cause an accident or explosion.

Learn more about nitroglycerin here:

https://brainly.com/question/6347387

#SPJ11

111900g  is the weight of an object that has the area of 74.6 m² and exerts a pressure of 1500 N/m².

Weight being a force The SI unit for weight is Newton (N), which also happens to be the same as the SI unit for force. When we look at how weight is expressed, we can see how it depends on both mass as well as the acceleration caused by gravity; while the mass might not vary from one location to another, the acceleration caused by gravity does.

Pressure = thrust/ area

              = weight/ area

1500  = weight/ 74.6

weight = 111900g

To know more about weight, here:

https://brainly.com/question/30176113

#SPJ1

Both students have correctly prepared a 1.0 M aqueous solution of potassium phosphate.

To determine which student has correctly prepared a 1.0 M aqueous solution of potassium phosphate (K₃PO₄), we need to compare their procedures.

Jennifer filled a 1.0 liter volumetric flask to calibration line having with water and then weighs out 212.3 g of potassium phosphate to add to the flask.

Joe, on the other hand, weighs out 212.3 g of the potassium phosphate as well as adds it to a 1.0 liter volumetric flask. He then fills the flask to the calibration line with water.

To determine the correct preparation method, we need to consider the molar mass of potassium phosphate (K₃PO₄), which we calculated previously as 212.27 g/mol.

Comparing the two methods;

Jennifer uses the correct amount of potassium phosphate (212.3 g), which corresponds to approximately 1 mole of K₃PO₄.

Joe also uses the correct amount of potassium phosphate (212.3 g), which corresponds to approximately 1 mole of K₃PO₄.

Both students have used the correct amount of potassium phosphate, which matches the molar mass of K₃PO₄. Therefore, both students have correctly prepared a 1.0 M aqueous solution of potassium phosphate.

To know more about aqueous solution here

https://brainly.com/question/1382478

#SPJ4

--The given question is incomplete, the complete question is

"An experiment in chm 2045 requires students to prepare a 1.0 M aqueous solution of potassium phosphate. Jennifer fills a 1.0 liter volumetric flask to the calibration line with water. She then weighs out 212.3 g of potassium phosphate and adds it to the volumetric flask. Joe weighs out 212.3 g of potassium phosphate and adds it to a 1.0 liter volumetric flask. He then fills the volumetric flask to the calibration line with water. Which student has correctly prepared a 1.0 M aqueous solution of potassium phosphate?"--

Answer:

metallic bond but not completely sure

Explanation:

Answer:

MRCORRECT has answered the question

Explanation:

13 electrons

So... for the element of ALUMINUM, you already know that the atomic number tells you the number of electrons. That means there are 13 electrons in a aluminum atom. you can see there are two electrons in shell one, eight in shell two, and three in shell three.

7 electrons

So... for the element of NITROGEN, you already know that the atomic number tells you the number of electrons. That means there are 7 electrons in a nitrogen atom. Looking at the picture, you can see there are two electrons in shell one and five in shell two.

Answer:

Gas

Explanation:

In a gas, particles are in consistent straight-line movement. The motor energy of the atom is more prominent than the alluring power between them, hence they are a lot farther separated and move unreservedly of one another.

Answer:  Gases only

Explanation: because there are gas all around us. You can walk though the air with slamming into it like its a brick wall. that's because the particles are far apart allowing it to move freely.

Hopefully this helps.

Mass of magnesium (Mg) = 0.12 g

Atomic mass of Mg = 24.31 g/mol (from periodic table)

Number of moles of Mg = Mass of Mg / Atomic mass of Mg

= 0.12 g / 24.31 g/mol

= 0.00494 mol

Number of moles of O₂ = Number of moles of MgO produced / 2

= 0.00650 mol / 2

= 0.00325 mol

When the experiment is performed without the crucible cover, the magnesium oxide created reacts with any oxygen in the air. When more oxygen reacts with the magnesium, the amount of magnesium oxide generated will be larger than when the experiment was run without a cover on the crucible.

Also, any water vapour or other gases in the air may react with the magnesium oxide, influencing the final product's mass. As a result of the existence of extra reactants in the air, the mass of magnesium oxide formed will change when the crucible is not covered.

Learn more about number of moles

brainly.com/question/13314627

#SPJ1

Negatively stained slides should be handled with extra precaution because the live organisms in the inoculum are not killed with heat fixation, and the counterstain used is especially toxic. The acidic stain and heating of the slide are not the main reasons for the need of extra caution.

Negatively stained slides are prepared using a technique called negative staining, where the background is stained and the organisms appear as colorless or lightly stained against the dark background. Unlike other staining techniques, negative staining does not involve heat fixation, which typically kills the organisms and makes them safer to handle. Therefore, the live organisms present in the inoculum remain viable on negatively stained slides, posing a potential risk of infection or contamination if proper precautions are not taken. Additionally, the counterstain used in negative staining can be particularly toxic. The counterstain is usually an acidic dye, which helps to create contrast and enhance the visibility of the organisms against the stained background. Acidic dyes can have harmful effects on human health if ingested or if they come into contact with the skin or mucous membranes. Therefore, it is crucial to handle negatively stained slides with extra care to avoid any direct contact with the counterstain and to prevent accidental ingestion or inhalation of the toxic substances. In conclusion, negatively stained slides require additional caution during handling due to the presence of live organisms that are not killed during the staining process and the potential toxicity of the counterstain used. Proper safety measures should be followed, such as wearing appropriate personal protective equipment (PPE) and ensuring proper disposal of the slides after use, to minimize the risk of contamination and exposure to potentially harmful substances.

Learn more about personal protective equipment here: brainly.com/question/30278078

#SPJ11

Answer:

1.031atm

Explanation:

Answer:

when the reaction is complete 17 g product must be obtain.

Explanation:

Law of conservation of mass:

According to the law of conservation mass, mass can neither be created nor destroyed in a chemical equation.

Explanation:

This law was given by french chemist  Antoine Lavoisier in 1789. According to this law mass of reactant and mass of product must be equal, because masses are not created or destroyed in a chemical reaction.

For example:

In given reaction,

2K  + I₂     →    2KI

4 g + 13.0 g  =  17 g

 17 g        =   17 g

So when the reaction is complete 17 g product must be obtain because the amount of reactants were 17 g and according to law of conservation of mass ,mass can neither be created nor destroyed in a chemical equation but only convert from one to another form.

Another example:

In  photosynthesis reaction:

6CO₂ + 6H₂O + energy → C₆H₁₂O₆ + 6O₂

there are six carbon atoms, eighteen oxygen atoms and twelve hydrogen atoms on the both side of equation so this reaction also followed the law of conservation of mass.

Answer:

The mole fraction of N₂ is 0.26.

Explanation:

The pressure exerted by a particular gas in a mixture is known as its partial pressure. So, Dalton's law states that the total pressure of a gas mixture is equal to the sum of the pressures that each gas would exert if it were alone:

PT = PA + PB

This relationship is due to the assumption that there are no attractive forces between the gases.

Dalton's partial pressure law can also be expressed in terms of the mole fraction of the gas in the mixture. The mole fraction is a dimensionless quantity that expresses the ratio of the number of moles of a component to the number of moles of all the components present.

So in a mixture of two or more gases, the partial pressure of gas A can be expressed as:

PA = XA * PT

In this case:

Replacing:

300 torr= XN₂*1140 torr

Solving:

\(X_{N_{2} } =\frac{300 torr}{1140 torr}\)

XN₂= 0.26

The mole fraction of N₂ is 0.26.

Answer:

Solid- Definite shape

Solid and Liquid- Definite volume, Not easy to compress, if at all

Gas- No Definite Volume

Liquid and Gas- No Definite shape

The characteristics for each phase of matter in the table where it belongs are as follows:

The states of matter may be defined as the three distinct physical forms which matter can take in most environments. They are as follows:

Each of the states of matter significantly possesses specific chemical and physical properties. For example, solids generally have a definite volume, are relatively rigid, and atoms or molecules are attached to each other very compactly.

Liquids possess a definite volume and have the ability to alter their shape through flowing. The atoms are loosely bonded to one another.

Gas has no definite volume or shape. This state of matter is easily compressed as well.

Therefore, the characteristics for each phase of matter in the table where it belongs are well described.

To learn more about the State of matter, refer to the link:

https://brainly.com/question/16982523

#SPJ2

Answer:

The new volume is 5.0L

Explanation:

Given:

Initial pressure (P₁) = 1.4 atm

Initial volume (V₁) = 2.3 L

Final pressure (P₂) = 0.65 atm

We'll use Boyle's Law:

P₁V₁ = P₂V₂

Substituting the given values:

(1.4 atm)(2.3 L) = (0.65 atm)(V₂)

Now, let's solve for V₂:

V₂ = (1.4 atm * 2.3 L) / 0.65 atm

Calculating this expression step-by-step:

V₂ = (3.22 atm·L) / 0.65 atm

V₂ ≈ 4.953 L

Rounded to one decimal place, the new volume is approximately 5.0 L.

Answer:

No.

Explanation:

The person giving the dosage should make sure there is a proper dosage. The syringe only tells you how much there is in the syringe.

If 6-25% of the original percent nuclei were left in the sample, then the sample would be about 12,000 years old.

The daughter nuclei in the sample are found at a rate of 1/5730 = 0.0013% per year, or 13% per thousand years.

We do this by using a mass spectrometer. A mass spectrometer can break down any compound into its constituent parts, and then measure each part individually. When we do this for carbon-14, we find that there are 5730 years until half of it decays away—that's when we can add another 6% of it to our sample and expect to have another 5730 years until half of that decays away as well.

So if 6% of the original amount was left in the sample after 5730 years (half life), then there must be 5730 * 0.06 = 1520 daughter nuclei still present (in percent) in the same sample after 5730 years.

To learn more about nuclei visit: https://brainly.com/question/21086171

#SPJ4

Answer:

D

Explanation:

Reactants are on the left but they are not numbers.

The equation is the entire reaction including what is on the left and right.

The products are found on the right side.

So it has to be coefficient since these are the numbers found in front of the reactants on the left side.

Answer:

b atoms

Explanation:

everything is made up of atoms

The best electrode for a saltwater battery, which will not corrode, is typically a non-reactive material such as platinum, graphite, or carbon-based substances, chosen for their resistance to corrosion in the presence of a saltwater electrolyte.

It is essential to choose an electrode material for a saltwater battery that can tolerate the corrosive properties of the saltwater electrolyte. The optimal electrode choice would be a non-reactive, corrosion-resistant substance. In this context, materials like platinum, graphite, or anything made of carbon are frequently used.

The benefit of being stable and long-lasting in the presence of saltwater is one of these non-reactive electrode materials. They are less prone to experience chemical processes that could eventually cause corrosion or the electrode's degeneration. The electrode can keep its performance and efficiency for a long time by selecting materials with a high resistance to oxidation and appropriate electrical conductivity.

To know more about  saltwater batteries:-

https://brainly.com/question/984261