Which reaction below is endothermic?
A) NH3 + HBr NH4Br + heat
B) CH4 + N2 + heat HCN + NH3
C) 2NO2 N2 + 2O2 + heat
D) PCl3 + Cl2 PCl5 + heat
Correct Answer:
Verified
Q1: Most reactions are carried out in liquid
Q2: For a collision between molecules to result
Q3: Whether a reaction is exothermic or endothermic
Q5: A catalyst works by:
A) increasing the rate
Q6: Which of the following changes would most
Q7: Catalysts are correctly characterized by each of
Q8: Reaction A releases 24 kJ/mole and has
Q9: Reaction conditions for a hypothetical reaction,
Q10: Which response includes all the factors that
Q11: Increasing the temperature of a chemical reaction
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