Honor's Enthalpy, Entropy, and Gibbs Free Energy

Between which two points is the gas heating up?

• A ----> B

• B <---- C

• C ----> D

• D ----> E

• E ----> F

Tags

NGSS.HS-PS3-4

What line segment represents only the solid state?

• A-B
• B-C
• C-D
• D-E

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What state(s) of matter are present at B-C?

• Solid & Liquid

• Liquid only

• Liquid & Gas

• Gas & Solid

• Solid only

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What unit do you use to measure Heat Energy?

• J/Kg ºC

• Kg

• ºC

• J

from the formula q = mcΔT, which is the symbol for specific heat?

• q

• t

• m

• c

How does heat flow?

• Always from cold to warm
• Always from warm to cold
• Both warm to cold & cold to warm
• It depends on the temperature

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What type of reaction is shown in the reaction pathway?

• endothermic reaction
• exothermic reaction

Tags

NGSS.HS-PS1-4

2H₂ + O₂ --> 2H₂O + 570kJ is an example of a(n)

• Electrical equation

• Heat equation

• Thermochemical equation

Tags

NGSS.HS-PS1-4

ΔH value in an endothermic reaction is

• positive

• negative

Tags

NGSS.HS-PS1-4

What is the formula for the Enthalpy of a reaction?

• ΔH = ΔH_products - ΔH_reactants

• ΔT = q / mC

• ΔG = ΔH -TΔS

• E = mc²

Tags

NGSS.HS-PS1-4