Calculating Thermal Energy for Ice to Steam Transition

What is the initial temperature of the ice in the problem?

• 0°C

• -30°C

• 100°C

• 300°C

Which equation is used to calculate the energy required for a phase change?

• m * c * ΔT

• n * ΔH

• P * V

• E = mc^2

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the specific heat capacity of ice used in the calculation?

• 6 kJ/mol

• 40.7 kJ/mol

• 2.03 J/g°C

• 4.18 J/g°C

Tags

NGSS.MS-PS3-4

How many kilojoules are required to melt 100 grams of ice?

• 41.8 kJ

• 33.3 kJ

• 6.09 kJ

• 226.1 kJ

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the specific heat capacity of liquid water used in the calculation?

• 2.03 J/g°C

• 6 kJ/mol

• 40.7 kJ/mol

• 4.18 J/g°C

Tags

NGSS.HS-PS3-4

How much energy is required to heat 100 grams of water from 0°C to 100°C?

• 6.09 kJ

• 226.1 kJ

• 41.8 kJ

• 33.3 kJ

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the enthalpy of vaporization of water used in the calculation?

• 40.7 kJ/mol

• 4.18 J/g°C

• 2.03 J/g°C

• 6 kJ/mol

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the total energy required to heat 100 grams of ice at -30°C to steam at 300°C?

• 226.1 kJ

• 41.8 kJ

• 347.3 kJ

• 6.09 kJ

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What percentage of the total energy is used for the vaporization of liquid water?

• 50%

• 65%

• 75%

• 85%

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What type of process is it when energy is absorbed to heat ice to steam?

• Adiabatic

• Exothermic

• Isothermal

• Endothermic

Tags

NGSS.MS-PS1-4