Answer to Question #273022 in General Chemistry for lei

Question

A 3.215 kg unknown substance was transformed from solid to liquid by condensing 10.57 kg of steam under atmospheric condition

What is the initial temperature of steam in degF?

How much heat was gained by the steam in kJ?

What is the heat of fusion of the unknown substance in kj/g?

Answer 1

1) 10.57/3.215=3.3•

2) 10.57×3.3=34.75

3) 3.215×3.3=10.6095