Calculate the heat change in joules for condensation of 7.90 g of steam at 100∘C.?

👨🏻‍🏫 學術台化學

[匿名]

2019-03-05 1:30 am

回答 (1)

胡雪8°

2019-03-05 1:52 am

Heat change in condensation
= m × Lv
= (7.90 g) × (2260 J/g)
= 17900 J
(to 3 sig. fig.)

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