Competitive inhibition occurs when a
Question 14 options:

A)

substrate binds to an enzyme in the active site and activates the enzyme.

B)

molecule binds to an enzyme but doesn't change the shape of the active site.

C)

molecule binds to an enzyme in the active site and prevents the substrate from binding.

D)

molecule binds to an enzyme at a site other than the active site and inhibits the substrate from binding

The stoichiometry of the reaction shows that the mass of the precipitate is 7.15 g.

We know that the amount of the precipitate that is formed would depend on the stoichiometry of the reaction. This is why we have to set up  the balanced reaction equation as follows;

\(AgNO_{3} (aq) + NaCl(aq) ----- > AgCl(s) + NaNO_{3} (aq)\)

Number of moles of sliver nitrate = concentration * volume

= 50/1000 L * 1 M

= 0.05 moles

Number of moles of sodium chloride = 50/1000 L * 1 M

= 0.05 moles

Since the reaction is 1:1,  the amount of the precipitate is;

0.05 moles * 143 g/mol

= 7.15 g

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One reason that we say that light is a wave is because light waves can travel through a medium.

A wave can be defined as a disturbance along a medium which transfers energy. It then follows that waves move energy from one point to another.

Waves can be classified as;

Mechanical waves are those waves that  require a material medium for propagation such as sound, and waves on a strings while electromagnetic waves do not require a material medium for propagation.

Light exhibits certain behaviors that are characteristic of any wave. Light reflects in the same manner that any wave would reflect. Light refracts in the same manner that any wave would refract. Light diffracts in the same manner that any wave would diffract. Light undergoes interference in the same manner that any wave would interfere. And light exhibits the Doppler effect just as any wave would exhibit the Doppler effect. Light behaves in a way that is consistent with our conceptual and mathematical understanding of waves. Since light behaves like a wave, one would have good reason to believe that it might be a wave.

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Answer:

Covalent bonding

Explanation:

covalent bonding

The volume of stock solution they use to make the required solution is 6.94mL.

To calculate the value of required volume we will use the below equation:

M₁V₁ = M₂V₂, where

M₁ = molarity of stock solution = 18M

V₁ = volume of stock solution = to find?

M₂ = molarity of H₂SO₄ solution = 2.50M

V₂ = volume of H₂SO₄ solution = 50mL

On putting all these values on the above equation and calculate for the value of V₁ as:

V₁ = (2.50)(50) / (18) = 6.94mL

Hence correct option is (3) i.e. 6.94mL.

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Answer:

C. 6.94 mL

Explanation:

Correct on Edge 2022!!!

Good luck everyone, you got this! Have a great day!

Answer:

the electrons in them can move around easily

Explanation:

Answer:

The electrons in them being able to move around easily, and them being able to carry heat from one part to another.

Answer:

the difference in the motion of molecules in an atom when its in the solid, liquid and gas state is that they move slower or faster dependant on which state they are in, solids having the slowest moving particles and gasses having the fastest moving particles

Answer: hope this helps!

Explanation:

Answer:

because they need only one electron

Answer:

c lined with aluminum foil

Answer:

The number of atoms is 6.83 grams of potassium is \(1.05\times 10^{23} atoms\).

Explanation:

Mass of the potassium element = 6.83 g

Atomic mass of potassium = 39.10 g/mol

Moles of potassium = \(\frac{6.83 g}{39.10 g/mol}=0.175 mol\)

According to mole concept :

1 mole = \(N_A=6.022\times 10^{23}  \) atoms/ions/ molecules

Total number of atoms of potassium in 0.175 moles:

\(=0.175 \times 6.022\times 10^{23}  =1.05\times 10^{23} atoms\)

So, number of atoms is 6.83 grams of potassium is \(1.05\times 10^{23} atoms\).

Answer:

what is your question tell may i can help you

Answer:

decrease as we go down a group I know ionisation energy increases from left to right across the periodic table

Answer:

1. atom

2. different

3. compounds

4. joined

5. separated

--

1. NT

2. ST

3. AT

--

1. subatomic

2. negative

3. Protons

4. neutrons

5. Nucleus

6. Rutherford

7. positive

8. electrons

--

1. T

2. T

3. F

4. T

Explanation:

look at the answer

The arrows representing the momentum of the marbles will reflect the conservation of momentum principle, where the total momentum of the system is conserved before and after the collision.

Based on the information provided, the bigger marble (A) is moving to the right and has momentum in that direction. The smaller marble (B) is moving to the left and has momentum in that direction. When they collide, according to the law of conservation of momentum, the total momentum of the system will remain constant.

Therefore, after the collision:

Marble A (bigger) will continue to move to the right, but with a reduced momentum, as some of its momentum will be transferred to Marble B during the collision. The arrow representing the momentum of Marble A will be smaller in size than the initial arrow, but still pointing to the right.

Marble B (smaller) will change its direction and start moving to the right, as some of the momentum from Marble A will be transferred to it during the collision. The arrow representing the momentum of Marble B will be larger in size than the initial arrow, and pointing to the right.

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Answer: right here

Explanation:

A compound is a substance made up of a definite proportion of two or more elements. A chemical formula tells us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many there are for each element in the form of subscripts.

Answer:

Explanation:

What is this?

Answer:

4.similar properties

5.electrons are very reactive

The value of ecell at 25°c if [\(h_2so_4\)] is 10.0 m will be  1.765 V.

To calculate the cell potential (Ecell) of a redox reaction, we need to know the standard electrode potential (E°) of each half-reaction and the concentrations of the reactants and products.

Given that the concentration of \(H_2SO_4\) is 10.0 M, we can assume that the reaction is:

\(H_2SO_4\)(aq) → 2H+(aq) + \(SO_{42}\)-(aq)

The standard electrode potentials for the reduction of H+ to H2 and for the oxidation of \(SO_{42}\)- to \(S^2O_{48}\)- are:

H+(aq) + e- → 1/2 H2(g) E° = 0.00 V

2H2O(l) → O2(g) + 4H+(aq) + 4e- E° = 1.23 V

\(SO_{42}\)-(aq) → 2e- + \(S^2O_{48}\)-(aq) E° = 2.01 V

The overall reaction can be obtained by adding the half-reactions:

\(H_2SO_4\)(aq) + 2e- → \(S^2O_{48}\)-(aq) + 2H+(aq)

The cell potential can be calculated using the Nernst equation:

Ecell = E° - (RT/nF) ln Q

where:

E° is the standard cell potential

R is the gas constant (8.314 J/mol·K)

T is the temperature in Kelvin (25°C = 298.15 K)

n is the number of electrons transferred (2 in this case)

F is the Faraday constant (96,485 C/mol)

Q is the reaction quotient, which can be calculated as:

\(Q = [H+]^2 [S^2O_82-] / [S^2O_{48}]\)

At 25°C, the value of RT/F is 0.0257 V.

Substituting the values:

Ecell = 2.01 V - (0.0257 V/2) ln [(10.0 M)^2/1]

Ecell = 2.01 V - 0.0129 ln (100)

Ecell = 1.765 V

Therefore, the cell potential (Ecell) at 25°C is 1.765 V.

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Option D: The correct name for an aqueous solution of H₂SO₄ is sulfuric acid.

One of the most important chemicals in terms of commerce is sulfuric acid, often known as oil of vitriol or hydrogen sulfate (H₂SO₄). It is a dense, colorless, oily liquid that is very caustic. Industrially, sulfuric acid is created when water reacts with sulfur trioxide (see sulfur oxide), which is created chemically by combining oxygen and sulfur dioxide, either through the contact process or the chamber process.

Being a very strong acid, sulfuric acid totally ionizes in aqueous solutions to produce hydrogen sulfate ions (HSO₄) and hydronium ions (H₃O⁺). Hydrogen sulfate ions also dissolve in diluted solutions, producing more hydronium ions and sulfate ions (SO₄²⁻).

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Correct question:

The correct name for an aqueous solution of H2SO4 is Group of answer choices

sulfurous acid

hydrosulfuric acid

none of these

sulfuric acid

hydrosulfurous acid

Answer:

10

Explanation:

Khan Academy

How many molecules does the gas have if it weighs 79.14 g? n = 19.7828 mol (I kept several guard digits) (I kept some guard digits.)

Moles are useful for the administration of soil and indeed the control of pest insects and grubs. Moles improve soil aeration, aid in the drying out of sod, and allow humus to move deeper into the earth by tunneling and moving soil particles.

Treatment is not usually necessary for moles. Yet, if you don't like the way a mole feels or looks, you might wish to have it removed. If you have concerns about a mole, speak with your healthcare provider. Moles are typically removed if your doctor thinks they could be malignant or for aesthetic purposes.

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Answer:

the frequency  is 6.77

Explanation:

Eight environmental problems related to population growth are deforestation, overconsumption, pollution, climate change, biodiversity loss, water scarcity, urban sprawl, and overfishing

Deforestation, as the population grows, the demand for land and resources leads to the destruction of forests, causing habitat loss and contributing to climate change. Overconsumption, an increasing population requires more resources such as water, food, and energy, putting pressure on the environment and depleting natural resources. Pollution, a growing population generates more waste and pollution, contaminating air, water, and soil. Climate change, higher population leads to increased greenhouse gas emissions, contributing to global warming and extreme weather events.

Biodiversity loss, population growth results in habitat destruction, overexploitation of resources, and pollution, threatening species and ecosystems. Water scarcity, as the population increases, the demand for freshwater rises, causing shortages and depleting aquifers. Urban sprawl, expanding populations lead to the spread of cities, consuming agricultural land and natural habitats. Overfishing, increased demand for fish due to population growth leads to overfishing, depleting fish stocks and disrupting marine ecosystems. So therefore deforestation, overconsumption, pollution, climate change, biodiversity loss, water scarcity, urban sprawl, and overfishing are the eight environmental problems related to population growth.

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Answer:

7500000cm/hr

Explanation:

6km=600000cm

24min=24/60hr=0.4hr

so, according to the question

6k/24km=600000cm÷0.4hr

=1500000cm/hr

therefore in 5 hours we can run:

5×1500000cm/Hr

=7500000cm/hr

A person can run "7,500,000 cm" in 5 hours.

According to the question,

A person can run 6 km in 24 minutes, i.e.,

= \(\frac{6}{24} \ km/min\)

and,

5 hours = 300 minutes

then,

→  A person can run in 5 hours:

= \(\frac{6}{24}\times 300\)

= \(\frac{1800}{24}\)

= \(75 \ km\)

By converting km into cm, we get

= \(7500000 \ cm\)

So the above is the right answer.

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Option (d), P=ATC=MR=MC, accurately represents the long-run equilibrium condition for perfect competition, reflecting the balance between price and cost for firms operating in a competitive market.

The long-run equilibrium condition for perfect competition is that price (P) is equal to average total cost (ATC), which is also equal to marginal cost (MC), and marginal revenue (MR).

Option (d), P=ATC=MR=MC, best represents the long-run equilibrium condition for perfect competition. In perfect competition, firms operate at the minimum point of their average total cost curve, where price equals both average total cost and marginal cost. This condition ensures that firms are earning zero economic profit and are producing at an efficient level.

In the long run, if firms are earning economic profit, new firms will enter the market, increasing competition and driving prices down. Conversely, if firms are experiencing losses, some firms may exit the market, reducing competition and causing prices to rise. This process continues until firms reach a state where price equals average total cost, marginal cost, and marginal revenue, ensuring a long-run equilibrium.

Therefore, option (d), P=ATC=MR=MC, accurately represents the long-run equilibrium condition for perfect competition, reflecting the balance between price and cost for firms operating in a competitive market.

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The half-life of strontium-90 is 28.1 years. To calculate the time it takes for a substance to decay, use the formula A=A0*(1/2)(t/T1/2) where A0 is the initial amount, A is the amount remaining after a period of time, and T1/2 is the half-life. The correct answer is D).

The half-life of strontium-90 is 28.1 years. The amount of strontium-90 remaining after a specific amount of time is equal to the initial amount multiplied by 1/2 raised to the number of half-lives that have occurred. To calculate the time it takes for a substance to decay, use the following formula:

\(A=A0*(1/2)^(t/T1/2)\)where:A0 is the initial amount of the substance A is the amount of substance remaining after a period of time t is the elapsed timeT1/2 is the half-life of the substance In this question,

A0 = 10.0 g (the initial mass of strontium-90), A = 0.69 g (the final mass of strontium-90), and T1/2 = 28.1 years (the half-life of strontium-90).We'll start with the following formula: \(A=A0*(1/2)^(t/T1/2)\)

Here, we'll replace A0 with 10.0 g, A with 0.69 g, and T1/2 with 28.1 years.

\(0.69 g = 10.0 g * (1/2)^(t/28.1)\)

Let's divide both sides by 10.0 g:\(0.069 = (1/2)^(t/28.1)\)

Next, we'll use logarithms to solve for t. \(log 0.069 = log[(1/2)^(t/28.1)]\)

Use the exponent rule for logarithms: log \(0.069 = (t/28.1) * log (1/2)\)

Solve for t by dividing both sides by \(log (1/2):t = [log 0.069] / [log (1/2)]t = 72.9\) years Therefore, the correct answer is D) 73 years.The content loaded is explained above with the calculation and explanation of the correct option (D).

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Homogeneous are hard to seperate but heterogeneous are easy to seperate.

Every day, humans employ heterogeneous mixes that can be found all around them. Particles in heterogeneous mixtures can be recognized after mixing and still maintain their chemical characteristics. Filtration and chemical processes can be used to separate the components of heterogeneous mixes.

All substances exist in one state of matter, which is a homogenous mixture. Solids can combine uniformly with other solids, liquids can combine with other liquids, and so on.

On the other hand, a heterogeneous mixture (derived from the Greek word "hetero" for dissimilar) has a non-uniform composition, which means that different parts may contain more or less of a given component. A heterogeneous mixture allows for the simultaneous existence of solid, liquid, and gas phases as well as other states of matter.

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Answer: I think it would be C cooling and crystallization  

Explanation: