

MCQOPTIONS
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1. |
Calculate the H value of the reaction:
|
A. | n( H values for HCl is -92.30; NH<sub>2</sub> is -80.29; NH<sub>4</sub>Cl is -314.4). |
B. | 141.8 |
C. | 121.8 |
D. | 131.8 |
E. | 151.8 |
Answer» B. 141.8 | |