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Card 6

Front

protons relative mass is what?

Back

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Card 7

Front

protons relative charge is what?

Back

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Card 8

Front

electrons relative mass is what?

Back

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Card 9

Front

electrons relative charge is what?

Back

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Card 10

Front

neutrons relative mass is what?

Back

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Card 11

Front

neutrons relative charge is what?

Back

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Card 12

Front

shells are often known as what?

Back

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