Stoichiometry Exothermic Endothermic Reactions
Authored by Charles Martinez
Chemistry
9th - 12th Grade
NGSS covered
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25 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To classify reactions: Consider the object involved in a reaction[the system] and the environment [the surroundings]. An exothermic reaction releases heat into the surroundings; an endothermic reaction takes in heat from the surroundings.
Tags
NGSS.HS-PS1-4
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In an exothermic reaction, heat is ...
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In an endothermic reaction, heat is ,,,
Tags
NGSS.HS-PS1-4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What type of reaction occurs in a hand warmer
Tags
NGSS.HS-PS1-4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identify the reaction type when evaporation occurs in a liquid
Tags
NGSS.MS-PS1-4
NGSS.MS-PS3-4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A liquid evaporates into a gas by ______ heat to the liquid.
Tags
NGSS.MS-PS1-4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identify the reaction type when evaporation occurs in a liquid
Tags
NGSS.MS-PS1-4
NGSS.MS-PS3-4
NGSS.MS-PS3-5
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