Heat and Energy Regents Chemistry

___________ is measured by the unit Joules.

• Heat energy
• Temperature
• Specific heat

Tags

NGSS.HS-PS3-4

Heat energy moves from __________ things to _________ things.

• warm / cold
• cold / warm
• liquid / solid

Tags

NGSS.HS-PS3-4

All changes in the state of matter of a substance requires

• vibration
• water
• permission
• energy

Tags

NGSS.MS-PS1-4

• 79100J

• 146.3J

• 11690J

• 39939.9J

Tags

NGSS.HS-PS3-1

How many joules are required to boil 75 grams of water at 373K ?

• 25050J

• 169500J

• 31350J

• 10000J

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

What type of process is happening as one moves along line segment B toward the right?

• An endothermic Process
• An exothermic Process
• The calorimetry process
• Nuclear fusion

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

Between which points is the temperature of the substance remaining constant?

• A-B only. 
• A-B, C-D, E-F
• B-C only. 
• B-C, D-E

Tags

NGSS.MS-PS1-4

What is the freezing point for this substance?

• 60 °C
• 40 °C
• 80 °C
• 100 °C

Calculate the energy transferred when raising the temperature of 16000g of water by 3˚C

• 0.785 KJ

• 126.000 KJ

• 22.000 KJ

• 200.640 KJ

Tags

NGSS.HS-PS3-1

How many Joules of energy are required to change 10 gram of water from 20 C to 90 C?

• 1476 J
• 2926 J
• 210,050 J
• 1,404,500 J