Law of Conservation of Mass Test 22.23
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
FREE Resource
Student preview
15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Matter cannot be created or destroyed: but it can be...
Back
transferred, transformed, changed
Tags
NGSS.MS-PS1-5
2.
FLASHCARD QUESTION
Front
A student dissolved 25 grams of salt into 1,000 grams of water. What should the mass of the saltwater mixture be?
Back
1025 grams
3.
FLASHCARD QUESTION
Front
Which of the models of a chemical reaction best represents the Law of Conservation of Mass? Options: A, B, C, D
Back
A
Tags
NGSS.MS-PS1-5
4.
FLASHCARD QUESTION
Front
Which of the models of a chemical reaction best represents the Law of Conservation of Mass? Options: A, B, C, D
Back
A
Tags
NGSS.MS-PS1-5
5.
FLASHCARD QUESTION
Front
A student heated a 10 gram sample of a chemical in an open container. A chemical reaction occurred, and the mass of the sample was measured again. The mass of the sample was found to be less than before the reaction. What best explains the decrease in mass?
Back
Some of the particles escaped as a gas formed.
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
6.
FLASHCARD QUESTION
Front
How many Carbon atoms are present in this compound?
Back
3
Tags
NGSS.MS-PS1-1
7.
FLASHCARD QUESTION
Front
How many atoms of iron are in this compound?
Back
2
Tags
NGSS.MS-PS1-1
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 Classlink
Continue with Clever
or continue with
Microsoft
%20(1).png)
Apple
Others
Already have an account?
