Thermochemistry

The quantity of heat required to change the temperature of 1 g of water 1 C

• Specific Heat

• Heat

• Joule

• Calorie

Your body after exercising

• Endothermic

• Exothermic

Tags

NGSS.HS-PS3-4

Refers to a process in which energy (as heat) flows out of the system into the surroundings

• Calorie

• Law of Conservation of Energy

• Endothermic

• Exothermic

Tags

NGSS.HS-PS3-4

Lighting a match

• Endothermic

• Exothermic

Tags

NGSS.HS-PS1-4

Refers to a process in which energy (as heat) flows from the surrounding into the system

• Joule

• Endothermic

• Exothermic

• Heat

Tags

NGSS.HS-PS3-4

The ability to do work or produce heat

• Enthalpy

• Energy

• Heat

• Calorie

Tags

NGSS.HS-PS3-4

A measure of the average kinetic energy of the particles in a substance

• Enthalpy

• Energy

• Heat

• Temperature

Tags

NGSS.HS-PS1-5

NGSS.HS-PS3-2

in the equation h = u + PV, u means

• flow energy

• energy density

• internal energy

• excess energy

What is the specific heat capacity of a substance if 2.41x104 J are needed to change the temperature of 105.0 g of it from 25.0ºC to 250.0ºC?

• 1.02 x 10^-4 J/gºC

• 9.18 x 10^-4 J/gºC

• 0.918 J/gºC

• 1.02 J/gºC

Tags

NGSS.HS-PS3-4

What is the energy required to evaporate two moles of liquid water given the following equations?

• 44.0 kJ

• 88.0 kJ

• 527.6 kJ

• 1055.2 kJ

Tags

NGSS.HS-PS1-4