In some places, timber companies remove all the trees from entire hillsides when they are
harvesting logs, and farmers till the soil in the fall and leave the ground bare of plants until it is
time to plant in spring. What is the most likely effect of doing either of these things?
A
A. Plants will sprout better.
B. Erosion will happen faster.
C. Soil will stay cooler.
D. Decomposition will speed up.

Answer:

Explanation:

what?

Geologic Tools. Geologists use a lot of tools to aid their studies. Some of the most common tools used are compasses, rock hammers, hand lenses, and field books.

hope this helped <3

Answer:

9.033 × 10²³ molec C₂HF₃O₂ x (2 O atoms / 1 molec C₂HF₃O₂) = 1.8066 x 10²⁴ O atoms

There are 3.01 × 10^23 atoms of oxygen in 1.51×10^23 molecules of trifluoroacetic acid, C2HF3O2.

The formula of trifluoroacetic acid is C2HF3O2

Number of moles of the trifluoroacetic acid(C2HF3O2)is given using the approach;

1 mole of the compound contains 6.02 × 10^23 molecules

x moles of the compound contains 1.51 × 10^23 molecules

x = 1.51 × 10^23 molecules × 1 mole /6.02 × 10^23 molecules

x = 0.25 moles of  trifluoroacetic acid.

Now;

Number of O atoms in the sample = 0.25 × 2 × NA

Where; NA = Avogadro's number

Number of O atoms in the sample = 0.25 × 2 × 6.02 × 10^23 atoms

= 3.01 × 10^23 atoms

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Answer: 1.85 (D)

Explanation:

D is the solution to this question

Answer:

6 valence electrons

Explanation:

Valence electrons are the electrons in the outermost shell, or energy level, of an atom. For example, oxygen has six valence electrons, two in the 2s subshell and four in the 2p subshell.

Answer:

161.57 K

Explanation:

V1/T1 = v2/T2

(5.24 L)/(411 K) = (2.06 L)/T2

T2 = 161.57 K

Answer:

Explanation:

its wood

Answer:

7

Explanation:

N-14 has 7

i looked it up ye ur probably gonna get it right

Answer:

7 protons + 7 neutrons!

Explanation:

Answer:

oH-

Explanation:

is the only negative ion in a base

Hence option oxidizing and cause damage to proteins is correct.

Halogens are highly reactive oxidizing agents that cause damage to proteins.

Fluorine, chlorine, bromine, iodine (I), astatine, and tennessine are the six chemically related elements that make up the group of elements known as "halogens" in the periodic table. However, some authors would exclude tennessine because its chemistry is unknown and is theoretically expected to be more similar to that of gallium.

In a redox chemical reaction, an oxidising agent is a material that "accepts" or "receives" an electron from a reducing agent. So every substance that oxidises another material is an oxidant.

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Answer: A. 11.43 g Al

Explanation:

To solve this problem, we need to use the process of dimensional analysis, which essentially turns all of the values into fractions that will cancel out units. We always start by using what we are given and then set up the units so that everything cancels besides what we need to solve for.

given Al2O3 g * (1molAl2O3/mass Al2O3 for periodic table) * (Al mole ratio from balanced equation / Al2O3 mole ratio from the balanced equation) * ( Al mass from periodic table / 1 mol Al)

Now, I will plug all values in and solve.

21.6 gAl2O3 * (1molAl2O3/ 101.96 g Al2O3) * (4 mol Al / 2 mol Al2O3) * (26.98 g Al / 1 mol Al)

Now, multiply across the numerator and denominator separately and then proceed with division.

11.43 g Al

Hope this helps!

the answer will there for be ironic

In the electrical arrangement, the 6p subshell of the radon element contains 6 electrons.

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Scientists hypothesized the existence of another subatomic particle in the nucleus because helium has an atomic mass ratio of 4:1 to hydrogen. Helium and hydrogen have a mass ratio of 2:1 if protons were the only subatomic particles in the nucleus.

Rutherford's well-known gold foil experiment helped him discover protons in 1909. He bombarded a paper-thin piece of gold with alpha particles. Alpha particles, which have a positive charge, struck a piece of gold foil. Alpha particles mostly passed through unharmed. This demonstrated that the gold atoms contained largely void space. All atoms include minuscule, negatively charged subatomic particles or electrons, as demonstrated by J.J. Thomson's cathode ray tube studies. Thomson proposed the plum pudding model of the atom, which had positively-charged "soup" and negatively-charged electrons inside. The gold foil test was the most well-known experiment conducted by Ernest Rutherford. A beam of alpha particles was aiming at the gold foil. Although some alpha particles were scattered backward, the majority of them pierced the foil. This demonstrated that the vast majority of an atom is composed of void space that encircles a tiny nucleus.

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Answer:

D. Using a battery

Answer:

I hope this helps

Explanation:

Answer:

A because it is not small enough

Explanation:

It's a of c Yea a or so pick that

Since HCl is a strong acid, it completely dissociates in water. Therefore, the concentration of H⁺ in the solution is equal to the initial concentration of HCl, [H⁺] = 0.250 mol/L. Therefore, the pH of the solution can be:

pH = -log(0.250) = 0.602. Therefore, the pH of the solution resulting from the mixture of HCl and NH₂ is approximately 0.602, which is closest to option (A) 5.079.

pH is a measurement of the acidity or basicity of a solution. It is the negative logarithm of the concentration of hydrogen ions in the solution. A pH value of 7 is considered neutral, while values below 7 are acidic, and above 7 are basic.

Metals are not acidic or alkaline, as acidity and alkalinity are properties of solutions rather than the metals themselves. However, when metals react with acidic or alkaline solutions, they can produce ions that can affect the pH of the solution.

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Answer:

Examples of decomposition reactions include the breakdown of hydrogen peroxide to water and oxygen, and the breakdown of water to hydrogen and oxygen.

The compound has an empirical formula of \(K_2H_2P_2O_8\) and a molecular formula of \(K_2HPO_4\).

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The correct question would be as

The composition of a compound is 28.73% K. 1.48% H, 22.76% P, and 47.03% O. The molar mass of the compound is 136.1 g/mol. What is the Molecular Formula of the compound?

\(KH_2PO_4\\KH_3PO_4\\K_2H_4P_20_{12}\\K_2H_3PO_6\)

Answer:

I believe Si12H26+02 is the coefficient I might be wrong, Sorry if I am.

The type of reaction that will occur if AH is negative and entropy increases is option  A which is a spontaneous reaction .

The spontaneity of any chemical reaction depends on the Gibbs free reaction which is related to entropy change and enthalpy change.ΔG= ΔH-TΔS

Where T is temperature change in kelvin.If AH is negative, entropy will increases which is ΔS. Then the ΔG will depend on the temperature change.

If TΔS is larger than ΔH, the reaction will be spontaneous and ΔG will be negative which means the reaction will move forward without any external input.

When a change in entropy increases with the temperature in the system, the reaction will be spontaneous and this will make the Gibbs free energy to be negative.

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Answer:

1.Understanding chemical reactions and processes is essential for many industries, such as pharmaceuticals, agriculture, and energy production.

2.Chemistry plays a key role in developing new materials, such as plastics and semiconductors, with specific properties.

3.Chemical analysis and testing are used to detect and measure the presence of various substances, such as pollutants and contaminants.

4.The study of chemistry provides a fundamental understanding of the composition, structure, and properties of matter, which is essential for fields such as biology and physics.

5.Chemistry is essential for designing and developing new technologies, such as batteries, solar cells, and medical diagnostic tools.

Answer:

Understanding chemical reactions and the properties of matter is crucial for the development of new materials and technologies.

Chemistry plays a key role in industries such as medicine, agriculture, and energy production.

Chemistry is important for the study of environmental issues and the development of sustainable practices.

The principles of chemistry are essential for the development of new drugs and treatments in the field of medicine.

Understanding chemistry is important for the safe handling and disposal of chemical substances in industries and households.

Biotechnology is the use of living organisms or other biological systems in the manufacture of drugs or other products or for environmental management, as in waste recycling: includes the use of bioreactors in manufacturing, microorganisms to degrade oil slicks or organic waste, genetically engineered bacteria to produce human hormones, and monoclonal antibodies to identify antigens.

Biotech offers the possibility of improving human health, the environment, and agriculture while creating more sustainable modes of production.

A negative charge indicates that an item contains more electrons than protons, that's why an object might be classified as having a negative electrostatic charge.

An item has an excess of electrons and is considered to have a negative charge when it obtains electrons. When an item loses electrons, it is considered to have a positive charge because it lacks electrons. Static electricity is the accumulation of electric charges.

Transferring electrons to or taking them away from an item produces an electrical charge. When electrons are introduced to an item, it acquires a negative charge due to the negative charge of electrons.

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The oxidation number of Ag in Ag2O is +1.

In Ag2O, there are two silver atoms (Ag) and one oxygen atom (O). Oxygen is known to have an oxidation number of -2 in most compounds. Since the compound is neutral, the sum of the oxidation numbers of all the atoms must equal zero.

Therefore, the oxidation numbers of the two silver atoms must add up to +2 to balance out the -2 oxidation number of the oxygen atom. Since there are two silver atoms, each silver atom must have an oxidation number of +1 to yield a total oxidation number of +2 for the compound.

In Ag2O, the silver atoms lose one electron each to form Ag+ ions. This results in an oxidation number of +1 for each silver atom. The oxygen atom gains two electrons from the silver atoms to achieve a stable octet configuration, resulting in an oxidation number of -2 for the oxygen atom. The compound Ag2O is formed through the transfer of electrons, with each silver atom exhibiting an oxidation number of +1.

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Answer:

the answer is option E

Explanation:

Elimination of halide ion and proton results in formation of an alkene as major product.

Answer:b

Explanation: took the test

Prism separate white light, such as that from the Sun according to their wavelength.

Prism is an optical object which have three flat polished surfaces and a triangular shape, from which refraction of light takes place.

When the sunlight or any vissible light falls on the surface of prism then the refraction of light takes place and due to refraction bending of light at different angles according to their wavelength takes place. As we know that vissible light consist all colors, so the separation of white light into the colors takes place through prism.

Hence white light gets separated through prism.

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Answer:

Yes, biomass is a renewable energy source

Explanation:

Biomass—renewable energy from plants and animals

Nonrenewable energy resources, like coal, nuclear, oil, and natural gas, are available in limited supplies. Renewable resources are replenished naturally and over relatively short periods of time.

Answer:

Explanation:

Nonrenewable energy resources, like coal, nuclear, oil, and natural gas, are available in limited supplies while renewable resources are replenished naturally and over relatively short periods of time. Yes, Biomass is renewable organic material that comes from plants and animals.

It is not necessary to test the reactivity of the elemental metals with solutions of the same metal ion because it won't react with itself.

This is referred to as the relative capacity or how readily a substance undergoes a chemical reaction.

Reactivity of elements are dependent on various types of parameters such as the number of valence electrons, shells etc and can be tested with other substances. However, it can't be tested with the solutions of the same metal ion because no reaction will occur thereby making it the most correct reason in this scenario.

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