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An exothermic reaction always _____.
Which term best describes the reaction that makes pyruvic acid during cellular respiration?(1 point)
Responses digestive reaction
1 answer
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The chemical reaction 2Cu + O2 → 2CuO + 315 kJ is an _____ reaction.
A) exothermic B) endothermic and exothermic C) endothermic
1 answer
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The chemical reaction 2Cu + O2 → 2CuO + 315 kJ is an _____ reaction.
exothermic endothermic and exothermic endothermic
0 answers
55 views
Use the reaction equation and bond energies to answer the question.
2H2O ---> 2H2 + O2 H-O: 467 kJ / mol H-H: 432 kJ / mol O=O:
1 answer
84 views
Use the reaction equation and bond energies to answer the question. What is the total energy of the reaction? Is this an
1 answer
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no
175 views
Use the reaction equation and bond energies to answer the question. What is the total energy of the reaction? Is this an
1 answer
asked by
no
150 views
Is this reaction endothermic or exothermic based on the information in the table? Choose the answer below that supports your
1 answer
84 views
The enthalpy change for the reaction between hydrochloric acid and sodium hydroxide is -56 kJ mol¹. Therefore
a)the reaction is
1 answer
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-
130 views
3. A hand warmer pack is shaken, and the chemical reaction causes the pack to feel warm. What kind of reaction is this?
* A. This
1 answer
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The enthalpy change for the reaction between hydrochloric acid and sodium hydroxide is -56 kJ mol¹. Therefore
Α the reaction is
1 answer
asked by
-
135 views