Question

Granite has a specific heat of 800 J/g∙°C. What mass of granite is needed to store 150,200 J of heat if the temperature of the granite is to be increased by 15.5°C?

Answer 1

150200 / (800 * 15.5) = ? grams

Answer 2

Granite has a specific heat of 800 J/g∙°C. What mass of granite is needed to store 302,400 J of heat if the temperature of the granite is to be increased from 15°C to 45°C?

Answer 3

An ore sample has a mass of 43.02 g. When the sample is added to water in a graduated cylinder, the water rises to 52.5 mL from 44.5 mL. What is the density of this sample?