A student boils 9.43 grams of an unknown substance into vapor. If completely vaporizing the substance required 8,720 joules of energy, what is the heat of vaporization?

Question

asked Sep 6, 2019 106k views

2 Answers

Ilia Shakitko · Answer 1 · 2019-09-12T20:19:57+0000

The heat of vaporization is =924.71 j/g

Step-by-step explanation

Heat of vaporization is amount of heat require to vaporize 1 gram of a substance.

Heat of vaporization required is therefore=8720 joules/9.43 grams=924.71 j/g