Heat Equations Regents Practice

If the specific heat of water is 4.18 J/g∙°C, how much heat is required to increase the temperature of 1,200 g of water from 23 °C to 39 °C?

• -80,256 J

• 80.256 J

• 80,256 J

• -80.256 J

Tags

NGSS.HS-PS3-4

The specific heat of water is 4.18 J/g°C.

If 980. J of energy is added to 6.20 g of water at 18.0 °C, what is the final temperature of the water?

• 37.8 °C

• -19.8 °C

• 19.8 °C

• 55.8 °C

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

How much heat is needed to change 12 grams of ice at 0 ºC to 12 grams of water at 0ºC?

• Q = 12 x 4.18 x 0

• Q = 12 x 334

• Q = 12000 x 334

What is the formula to calculate heat energy required to raise the temperature of any substance?

• Q = m C ∆T

• Q = m Hv

• Q = ½ m v

• m = Q Hf

How many Joules of energy are required to make 50.0 grams of ice at 0 ^οC completely melt?

• 334 J

• 0 J

• 33,400 J

• 16,700 J

Tags

NGSS.HS-PS3-4

The heat absorbed by melting a solid is known as

• heat of fusion

• heat of solid

• heat of liquid

• heat of vaporization

Tags

NGSS.MS-PS3-4

How many joules of heat are needed to raise the temperature of 10.0 g of aluminum from 22.0°C to 55.0°C, if the specific heat of aluminum is 0.903 J/g°C?

• 298 Joules

• 0.003 Joules

• 297 J/g°C

• 0.003 J/g°C

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

Copper, Stainless Steel, Carbon Steel, and Zinc were all heated using 10,000 JOULES of thermal energy.  What material would be have the LARGEST change in temperature?

• Copper
• Carbon Steel
• Zinc
• Stainless Steel

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-4

What would be the effect on the particles if more heat is supplied to the system?

• They would slow down
• They would stop moving
• They would speed up
• There would be no effect

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-4

How many Joules of energy are required to make 120 grams of ice at 0 ^οC completely melt?

• 200 J

• 400 J

• 40,080 J

• 2,000,000 J

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4