What amount of heat is required to completely melt a 29.95-gram sample of H2O (s) at 0°C?

(1) 334 J (3) 1.00 * 103 J

(2) 2260 J (4) 1.00 * 104 J

Question

Mara Barajas

Chemistry

3 January, 22:18

What amount of heat is required to completely melt a 29.95-gram sample of H2O (s) at 0°C?

(1) 334 J (3) 1.00 * 103 J

(2) 2260 J (4) 1.00 * 104 J

+3

Answers (1)

Know the Answer?

Ernest Williams · Answer 1

The latent heat of fusion for water is 334 Joules per gram. Since there are 29.95 grams, we multiply 334 by 29.95 = 10003.3 Joules, which is about choice (4) 1.00 * 10^4

What amount of heat is required to completely melt a 29.95-gram sample of H2O (s) at 0°C?(1) 334 J (3) 1.00 * 103 J(2) 2260 J (4) 1.00 * 104 J

What amount of heat is required to completely melt a 29.95-gram sample of H2O (s) at 0°C?

(1) 334 J (3) 1.00 * 103 J

(2) 2260 J (4) 1.00 * 104 J