A chemical reaction that releases heat during the reaction is
A) exothermic.
B) endothermic.
C) a source of quick heat.
D) impossible to reverse.
Correct Answer:
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Q3: What factors determine the rate of a
Q4: A catalyst speeds up a reaction rate
Q5: According to the second law of thermodynamics,
A)
Q6: What is the molar mass of H2SO4?
A)
Q7: What numbers are needed to balance
Q9: For the equation, H2(g) + Cl2(g)
Q10: Which is necessary for a chemical reaction
Q11: Exhibit 8-1
For the following questions, consider
Q12: In all chemical changes,
A) reactants disappear completely.
B)
Q13: According to the first law of thermodynamics,
A)
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