Asked Oct 14, 2019

Using the following reaction:
4 Mg (s) + 2 O2 (g) → 4 MgO (s) H = -2408 kJ

Calculate the amount of heat transferred when 4.2 g of Mg (s) reacts at constant pressure.

a) -1204 kJ b) - 416 kJ c) - 208 kJ d) - 69 kJ e) - 104 kJ


Expert Answer

Step 1

The heat transferred when given amount of magnesium reacts is as follows,

At given constant pressure conditions the e...

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