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6 August, 19:36

How much heat is released by the combustion of 2 mol of methane?

A.-80.3 kJ

B.-802.5 kJ

C.-1,605.1 kJ

D.-6,420.3 kJ

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Answers (2)
  1. 6 August, 20:39
    0
    C) 1,605.1kJ

    Explanation:

    Combustion of methane (CH4) is known to be an exothermic reaction. 802.3kJ/mol CH4 (50.1kJ/g) of heat is released during combustion.

    If 2 mol of CH4 is combusted

    2 * 802.3kJ = 1,604.6kJ of heat is released

    1,604.6 ≈ 1605.1kJ
  2. 6 August, 23:23
    0
    The answer to how much heat is released would be c - 1,605.1
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