Enthalpy, Entropy, and Gibbs Free Energy

Entropy is a measure of the number of possible ways that the energy of a system can be distributed. 

• true
• false

Tags

NGSS.HS-PS3-4

The SI unit of heat and energy is the __________.

• calorie
• heat
• joule
• watt

Tags

NGSS.HS-PS3-4

The amount of energy required to raise the temperature of one gram of pure water by one degree Celsius is defined as: 

• a joule
• a watt
• a calorie
• heat

Tags

NGSS.HS-PS3-4

The __________ law of thermodynamics states that entropy is always increasing. 

• first
• second
• third
• zeroth

Tags

NGSS.HS-PS3-4

Heat transfer [blank] occurs from hot to cold. 

• always
• never
• sometimes
• rarely

Tags

NGSS.HS-PS3-4

Which substance is the better conductor?

• steel
• gold
• wood
• aluminum 

Temperature is a measure of average [blank] energy of individual atoms.

• heat
• potential
• mechanical
• kinetic

Tags

NGSS.HS-PS3-2

ΔH value in an endothermic reaction is a positive number.

• True
• False

Tags

NGSS.HS-PS1-4

Which phase of matter has the greatest motion and least orderly arrangement?

• solid
• liquid
• gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The equation that relates enthalpy, temperature and entropy is

• Hess's Law
• Second Law of Thermodynamics
• Gibbs Free Energy
• Calorimetry

Tags

NGSS.HS-PS3-4