Question

Which of the following would require the
greatest number of calories?

Answer 1

Heating 100 g of water from 10◦C to 50◦C

Step-by-step explanation:

m₁ ΔT₁ = 2000

m₂ ΔT₂ = 300

m₃ ΔT₃ = 4000

m₄ ΔT₄ = 70