Law of Conservation of Mass
Interactive Video
•
Science
•
10th Grade
•
Practice Problem
•
Medium
Una Smit
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the fundamental principle of the Law of Conservation of Mass in a chemical reaction?
Mass is created
Mass is destroyed
Mass is conserved
Mass is converted to energy
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a chemical reaction within a closed system, which of the following is conserved?
Volume
Temperature
Mass
Energy
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the reaction CH4 + 2O2 → CO2 + 2H2O, which substances are the reactants?
CO2 and H2O
CH4 and CO2
O2 and H2O
CH4 and O2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the reaction CH4 + 2O2 → CO2 + 2H2O, which substances are the products?
CH4 and O2
CO2 and H2O
CH4 and H2O
O2 and CO2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a chemical reaction, what are the substances present before the reaction occurs?
Products
Catalysts
Reactants
By-products
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If 16 grams of methane (CH4) react with 64 grams of oxygen (O2), what is the total mass of the reactants?
16 grams
64 grams
80 grams
48 grams
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a closed system, if the total mass of reactants is 80 grams, what will be the total mass of the products after the reaction?
Less than 80 grams
More than 80 grams
Exactly 80 grams
Varies depending on the reaction
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Microsoft
or continue with
%20(1).png)
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?
