Chem Calorimetry Quiz

When heat energy is added, the speed of the molecules .

• Decrease
• Increase
• Stays the same
• Equilibrium

Tags

NGSS.MS-PS1-4

Stored energy in chemical bonds is known as ____.

• Energy

• Exothermic

• Chemical potential energy

• Specific heat

Tags

NGSS.HS-PS1-4

The study of heat changes that occur during chemical and physical changes is called .

• Thermochemistry
• Endothermic
• Exothermic
• Equilibrium

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

____ is reached when two objects are the same temperature.

• Energy

• Equilibrium

• Specific heat

• Chemical potential energy

Tags

NGSS.HS-PS3-4

Amount of heat required to raise the temperature of 1 gram of a substance by 1 degree Celsius.

• Energy

• Specific heat

• Exothermic

• Endothermic

• The capacity to do work or produce heat.

This type of energy flows from warmer to cooler objects.

• Heat

• Chemical potential energy

• Endothermic

• Exothermic

Tags

NGSS.HS-PS3-4

The type of reaction where energy is absorbed is ____.

• Exothermic

• Endothermic

• Equilibrium

• Specific heat

Tags

NGSS.HS-PS1-4

Use dimensional analysis to convert 411 calories to joules.

How much heat, in kilojoules, is needed to raise the temperature of 236 g of silver from 8.5^oC to 34.9 ^oC? (c_Ag = 0.24 J/g^oC)

Tags

NGSS.HS-PS3-4