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Bess [88]
3 years ago
6

Can somebody please help me with B and C if you can’t do them both just to be will give brain thanks

Chemistry
1 answer:
Vesnalui [34]3 years ago
8 0

Answer:

Which class r u in hmm ? Tell me okay

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A catalyst lowers the activation energy for both the forward and the reverse reactions in an equilibrium system, so it has no ef
rosijanka [135]

Answer:

True.

Explanation:

  • Catalyst increases the rate of the reaction without affecting the equilibrium position.
  • Catalyst increases the rate via lowering the activation energy of the reaction.
  • This can occur via passing the reaction in alternative pathway (changing the mechanism).
  • The activation energy is the difference in potential energies between the reactants and transition state (for the forward reaction) and it is the difference in potential energies between the products and transition state (for the reverse reaction).
  • in the presence of a catalyst, the activation energy is lowered by lowering the energy of the transition state, which is the rate-determining step, catalysts reduce the required energy of activation to allow a reaction to proceed and, in the case of a reversible reaction, reach equilibrium more rapidly.
  • with adding a catalyst, both the forward and reverse reaction rates will speed up equally, which allowing the system to reach equilibrium faster.
  • Kindly, see the attached image.

5 0
4 years ago
Read 2 more answers
!!!!!!!!!!! I will mark as brilliant
Vika [28.1K]

Answer:

All matter is made up of tiny particles called <em><u>a</u></em><em><u>t</u></em><em><u>o</u></em><em><u>m</u></em><em><u>s</u></em><em><u>.</u></em> Atoms are made up of three subatomic particles known as <em><u>proton</u></em><em><u>,</u></em><em><u> </u></em><em><u>neutron</u></em><u> </u>and<em><u> </u></em><em><u>electron</u></em><em><u>.</u></em> Protons and neutrons are located in the <em><u>nucleus</u></em><em><u>.</u></em>

The nucleus is dense and takes up very little space within the atom. All protons have a <em><u>positive</u></em><em><u> </u></em>charge and have a mass of about 1 amu. All neutrons have no charge or are <em><u>neutral</u></em> and have a mass of about 1 amu.

Electrons are located in the area known as electron cloud. Electrons orbit around the nucleus and have a <em><u>negative</u></em> charge

4 0
3 years ago
One hot day, after adding fertilizer to the soil for her flowers, Joann notices that their petals change from pink to purple. In
lianna [129]

Answer:

in this scenario a color change occured.

8 0
3 years ago
Which half-reaction can occur at the anode in a
alexira [117]
The answer is (3). The reaction that can occur at the anode is oxidation reaction which will lose electrons. So (1) and (2) are not correct. For (4) Fe3+ can not lose electrons again.
4 0
4 years ago
What is 2H2O state of matter
Vinil7 [7]

Answer:

2 MOLECULES OF WATER

Explanation:

SO, LIQUID

8 0
3 years ago
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