Chemistry

?
How many elements exist ?
About 100
1 of 5
How many compounds exist ?
Over 1000
2 of 5
what is information is given by the mass number and the atomic number ?
Atomic Number.Number of protons / Mass Number. Number of protons plus electrons
3 of 5
Biology
Human
4 of 5
Physics
E
5 of 5

Other cards in this set

Card 2

Front

How many compounds exist ?

Back

Over 1000

Card 3

Front

what is information is given by the mass number and the atomic number ?

Back

Preview of the front of card 3

Card 4

Front

Biology

Back

Preview of the front of card 4

Card 5

Front

Physics

Back

Preview of the front of card 5

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