Asked by tina

Part A
Calculate the standard enthalpy change for the reaction

2A+B --->2C +2D
Use the following data:

Substance Delta H(kJ/mol)
A -263
B -391
C +203
D -523
Express your answer in kilojoules.
MY ANSWER FOR PART A: Delta H =277 kJ

PART B----THIS ONE I NEED HELP ON
Express your answer numerically in kilojoules
For the reaction given in Part A, how much heat is absorbed when 3.80 mol of A reacts?

Answers

Answered by DrBob222
See your post above.
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