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Card 6

Front

Who used the word atomos to describe the basic,indivisble unit of matter?

Back

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Card 7

Front

John Dalton explained that the existence of atoms could explain which law?

Back

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Card 8

Front

What is the smallest part of an element that can take part in a chemical reaction?

Back

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Card 9

Front

How many particles are thought to exist in an atom?

Back

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Card 10

Front

Who determined the atomic masses of elements?

Back

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Card 11

Front

Who developed the system of giving an element a symbol?

Back

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Card 12

Front

What is the order of wavelengths of visible light?

Back

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Card 13

Front

What is the smallest size that can be seen by an light microscope?

Back

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Card 14

Front

What is the smallest particle of a pure substance that can exist independently?

Back

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Card 15

Front

How many times is hemoglobin heavier than hydrogen atom?

Back

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