Calorimetry Practice #1

The amount of energy required to raise the temperature 1ºC for every kilogram is called____?

• Thermal Energy
• Specific Heat
• Temperature
• Kinetic Energy

What unit do you use to measure Energy?

• g

• ºC

• J

What is the symbol for Specific Heat?

• Q

• m

Tags

NGSS.HS-PS3-4

What is the symbol for Energy?

• Q

• m

The specific heat of aluminum is 0.21 cal/g°C.  How much heat(Q) is released when a 10 g piece of aluminum foil is taken out of the oven and cools from 100° to 50°?

• 105 J
• 10.5 J
• 1.05 J
• 50 J

Tags

NGSS.HS-PS3-4

20 g of water. specific heat of water is 4.18 J/g°C.  temperature changes from 25° C to 20° C, how much heat energy (Q) moves from the water to the surroundings?

• 418 Joules
• 209 J
• 83 J
• 4.18 J

Tags

NGSS.HS-PS3-4

NGSS.HS-PS3-1

A sample of manganese goes through a temperature change of -1024.78 °C while releasing 389540 joules of heat. The specific heat capacity of manganese is 0.4773 J/(g·°C). What is the mass of this sample?

Round to the hundredths and include units.

(a)  

Tags

NGSS.HS-PS3-4

A 64.3 g sample of bismuth releases 384.45 joules of heat. The specific heat capacity of bismuth is 0.123 J/(g·°C). By how much did the temperature of this sample change, in degrees Celsius?

PUT THE NUMBER ONLY ROUNDED TO THE HUNDREDTHS.

(a)  

Tags

NGSS.HS-PS3-1

A 70.1 g sample of tin is subjected to a temperature change of -32.15 °C. The specific heat capacity of tin is 0.227 J/(g·°C). How many joules of heat were transferred by the sample?

Round to the hundredths and include units.

(a)  

Tags

NGSS.HS-PS3-4

A 743.2 g sample of nitrogen undergoes a temperature change of +484.05 °C. The specific heat capacity of nitrogen is 1.04 J/(g·°C). How many joules of heat were transferred by the sample?

Round to the hundredths and include units!

(a)  

Tags

NGSS.HS-PS3-1