26.0kj/mol
65.0kj/mol
130.0kj/mol
260.0kj/mol
Correct answer is B
32g of CUSO4 liberate 13.0kj of heat
Molar mass of CUSO4 = 160g
No. of moles of CUSO4 = 32g
No. of moles = 32(mass) / 160(molar mass)
= 0.2 moles
i.e 0.2 = 13kj
1 moles = xkj
: 65KJ
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