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denis-greek [22]
3 years ago
13

You can supply activation energy to begin a reaction by _____.

Chemistry
2 answers:
likoan [24]3 years ago
5 0

Answer:

adding a catalyst

Explanation:

ehidna [41]3 years ago
3 0
If I remember correctly, you would have to heat the reaction beaker over a burner..

I apologize if I'm wrong
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Calculate the molar mass of menthol, C10H20O
Cerrena [4.2K]

Answer:

C10H200

Explanation:

The molecular formula C10H20O (molar mass : 156.27 g/mol) may refer to: Citronellol. Decanal.

7 0
2 years ago
When a bullet is fired from a gun what is true about the momentum
Eduardwww [97]

Before the bullet is fired the momentum is Zero because nothing is moving but once the bullet is shot the momentum increases because of the movement of the bullet moving forward.

8 0
3 years ago
If the theoretical yield of a reaction is 0.110 g and the actual yield is 0.104 g , what is the percent yield?
Westkost [7]
Theoretical Yield is an Ideal yield with 100 % conversion of reactant to product. It is in fact a paper work.

While,

Actual Yield is the yield which is obtained experimentally. It is always less than theoretical yield because it is not possible to have 100% conversion of reactants into products. Even some amount of product is lost while handling it during the process.

Percentage Yield is Calculated as,

                    %age Yield  =  Actual Yield / Theoretical Yield × 100

Data Given:
                   Actual Yield  =  0.104 g

                   Theoretical Yield  =  0.110 g

Putting Values,

                    %age Yield  =  0.104 g / 0.110 g × 100

                    %age Yield  =  94.54 %
3 0
3 years ago
Coal, which is primarily carbon, can be converted to natural gas, primarily CH4, by the following exothermic reaction: C(s)+2H2(
LuckyWell [14K]

Answer:

A. The reaction will proceed forward forming more CH4

B. The reaction will proceed forward forming more CH4

C. Since the reaction is exothermic, raising the temperature will cause the reaction to proceed backward, thus forming C and H2.

D. Lowering the volume makes the gas particles to be more close together thereby enhancing their collisions leading to reaction. Therefore the reaction will proceed forward forming more CH4

E. Catalyst only reduce the activation energy so the reaction can proceed faster. The reaction will proceed forward forming.

F. The following will favour CH4 at equilibrium

i. Catalyst to the reaction mixture,

ii. Both adding more H2 to the reaction mixture and lowering the volume of the reaction mixture

iii. Adding more C to the reaction mixture.

4 0
3 years ago
Calculate the molecular mass of glucose
yan [13]
  • Glucose = C₆H₁₂O₆.
  • Atomic mass of C = 12 u
  • Atomic mass of H = 1 u
  • Atomic mass of O = 16 u
  • Therefore, the molecular mass of glucose
  • = (6 × Atomic mass of C) + (12 × Atomic mass of H) + (6 × Atomic mass of O)
  • = (6 × 12) + (12 × 1) + (6 × 16) u
  • = 72 + 12 + 96 u
  • = 180 u

<u>Answer</u><u>:</u>

<u>1</u><u>8</u><u>0</u><u> </u><u>u</u>

Hope you could understand.

If you have any query, feel free to ask.

6 0
3 years ago
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