In terms of energy, how would you classify the following chemical reaction?
2Cu + O2 - > 2CuO + 315 kJ
a. endothermic
b. exothermic
c. both endothermic and exothermic
d. neither endothermic nor exothermic
2. The total amount of energy before and after a chemical reaction is the same. Thus, energy is
a. created
b. destroyed
c. conserved
d. the same as mass
Answers (1)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “In terms of energy, how would you classify the following chemical reaction? 2Cu + O2 - > 2CuO + 315 kJ a. endothermic b. exothermic c. both ...” in 📗 Chemistry if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers
You Might be Interested in
A planet similar to Earth has four moons roughly the same distance away. The moon that will MOST affect tides on the planet is the one that has the greatest A) mass. B) volume. C) density. D) amount of water.
Answers (2)
What is the list of organelles that part in protein synthesis?
Answers (1)
1. Why does putting baking soda on a fire put it out? A. The baking soda cools the fire off so it can't burn. B. CO2 gas is produced reducing the amount of heat. C. The fuel is covered and not available to the fire. D.
Answers (1)
How many liters of 2.5-M KOH solution can be prepared from 112g of KOH?
Answers (1)
Explain how a species, such as the panda, become extinct
Answers (1)
New Questions in Chemistry
If you were designing a pot to cook spaghetti in, which parts would you make from good conductors of heat? which parts would you make from insulators? explain your answer.
Answers (2)
1. Starting with 9.3 moles of O2, how many moles of H2S will be needed and how many moles of SO2 will be produced in the following reaction? SHOW YOUR WORK! 2 H2S + 3 O2 - > 2 SO2 + 2 H2O
Answers (1)
What is the oxidation state of an individual sulfur atom in so42-?
Answers (1)
If the partial pressure of a gas over a solution is halved, how has the concentration of gas in the solution changed after equilibrium is restored?
Answers (1)
List four safety precautions that should be taken while in a lab.
Answers (2)