The Q Value for the Following Reaction Is 178

question 89

Multiple Choice

The q value for the following reaction is 178.0 kJ for every mole of CaCO₃ that reacts: CaCO₃(s) → CaO(s) + CO₂(g) How much heat would be required to decompose 4.00 mol CaCO₃(s) , and is the reaction endothermic or exothermic?

• A)712 kJ; exothermic
• B)712 kJ; endothermic
• C)178 kJ; exothermic
• D)44.5 kJ; endothermic
• E)44.5 kJ; exothermic

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