Question

Chemistry:
The amount of heat released when a 0.5 mol HCl is completely neutralized with 0.5 mol of NaOH is:
(1) 5.9 kJ
(2) 45 kJ
(3) 6.85 kJ
(4) 13.7 kJ ​

Answer 1

calculate the molecular mass of H2,O2,CO2,CH4,C2H6,NH3 AND CH3,OH

Answer 2

Explanation:

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