Thermochemistry

Front

Heat flows from _______ to _______ objects

Back

warmer to cooler

Front

How much heat does an aluminum block absorb if 10.00 grams is heated from 25.0°C to 50.0°C? (Specific heat of aluminum is 0.900 J/g°C)

Back

225 J

Front

The specific heat of platinum is 0.133 J/g°C. How much heat is released when a 10 g piece of platinum cools from 100°C to 50°C?

Back

66.5 J

Front

The heat required to raise the temperature of WATER 1°C is called?

Back

calorie

Front

The heat required to raise the temperature of a SUBSTANCE by 1°C is known as?

Back

specific heat

Front

What is the formula for calculating heat (q)?

Back

q = m × c × ΔT (where m = mass, c = specific heat, ΔT = change in temperature)

Front

What does the term 'specific heat' refer to?

Back

The amount of heat required to raise the temperature of 1 gram of a substance by 1°C.

Front

What is the specific heat of water?

Back

4.184 J/g°C

Front

If 100 J of heat is added to a substance and its temperature increases by 5°C, what is its specific heat?

Back

20.0 J/g°C

Front

What is the relationship between heat and temperature change?

Back

Heat is directly proportional to the temperature change of a substance.