
4/4 Conservation Laws Quiz

Quiz
•
Chemistry
•
11th Grade
•
Medium
Tyler Maxwell Thompson
Used 1+ times
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the Law of Conservation of Mass state?
Mass can neither be created nor destroyed in a chemical reaction.
Mass can be created but not destroyed in a chemical reaction.
Mass can be destroyed but not created in a chemical reaction.
Mass can be both created and destroyed in a chemical reaction.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a closed system, if the mass of the reactants is 100g before a chemical reaction, what will be the mass of the products after the reaction according to the Law of Conservation of Mass?
Less than 100g
More than 100g
Exactly 100g
Cannot be determined
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of the Law of Conservation of Matter in action?
Evaporation of water
Burning of paper
Dissolving sugar in water
All of the above
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The Law of Conservation of Mass applies to which types of reactions?
Chemical reactions only
Physical changes only
Both chemical reactions and physical changes
Neither chemical reactions nor physical changes
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If 20g of hydrogen react with 80g of oxygen to produce water, how much water is produced according to the Law of Conservation of Mass?
50g
100g
150g
200g
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does the Law of Conservation of Mass hold true for chemical reactions in a closed system?
Because mass is converted into energy
Because the total mass of reactants and products remains unchanged
Because new matter is created during the reaction
Because matter is destroyed during the reaction
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to atoms in a chemical reaction according to the Law of Conservation of Matter?
They are destroyed and new atoms are formed.
They are rearranged to form new substances.
They disappear without a trace.
They increase in number.
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