What is the formula for calculating density?
Chemistry Review

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Chemistry
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Density = Mass/Volume
2.
FLASHCARD QUESTION
Front
What is the process called when a solid turns into a gas?
Back
Sublimation
3.
FLASHCARD QUESTION
Front
How many periods are there on the Periodic Table?
Back
There are 7 periods.
4.
FLASHCARD QUESTION
Front
What is a pure substance that cannot be separated into simpler substances?
Back
An element.
5.
FLASHCARD QUESTION
Front
What does the number 1.00794 represent in chemistry?
Back
It represents the atomic mass of Hydrogen.
6.
FLASHCARD QUESTION
Front
What is the smallest unit of an element that retains its properties?
Back
An atom.
7.
FLASHCARD QUESTION
Front
What is a substance made of two or more elements chemically combined?
Back
A compound.
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