

MCQOPTIONS
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1. |
Pick out the endothermic reaction out of the following ? |
A. | C+ ½O2 = CO |
B. | CO + 3H2 = CH4 + H2O |
C. | CaCO3 = CaO + CO2 |
D. | CO + ½O2 = CO2 |
Answer» D. CO + ½O2 = CO2 | |