Law of Conservation of Mass

Flashcard
•
Science
•
8th Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
A student mixes 125 grams of sugar, 250 grams of water and 5 grams of flavoring. The solution weighs...
Back
380 grams
2.
FLASHCARD QUESTION
Front
Matter can not be created nor destroyed: it can only be
Back
Transformed, changed
Tags
NGSS.MS-PS1-5
3.
FLASHCARD QUESTION
Front
If reaction starts with 20g of reactants, what is the total mass of products produced?
Back
a total of 20g of products
Tags
NGSS.MS-PS1-5
4.
FLASHCARD QUESTION
Front
What will weigh more when a chemical change is complete? The reactants before the chemical reaction, or the product after the reaction is complete?
Back
They both will weigh the same
Tags
NGSS.MS-PS1-5
5.
FLASHCARD QUESTION
Front
What do we call the chemicals that result from a chemical reaction?
Back
products
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
6.
FLASHCARD QUESTION
Front
What are the starting substances in a chemical equation?
Back
Reactants
Tags
NGSS.MS-PS1-5
7.
FLASHCARD QUESTION
Front
The law of conservation of mass states that
Back
the mass of a chemical reaction remains constant
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
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