DOL REC: Enthalpy of Reaction

Is this showing an endothermic or an exothermic reaction?

• endothermic

• exothermic

• -200 KJ

• 200 KJ

• 400 KJ

• -300 KJ

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

Which letter corresponds to the activation energy?

• A
• B
• C
• D
• E

Which letter corresponds to the Products?

• A
• B
• C
• D
• E

ΔH value in an exothermic reaction is a positive number.

• True

• False