Chemistry, 13.09.2019 02:30, pdipti725

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i dont get the rest of this
mass of 5 pennies: 12.5g
mass of 1 penny: 2.5g
mass of 5 nickels: 25g
mass of 1 nickel: 5g
mass of 5 quarters: 28.4g
mass of 1 quarter: 5.68g
volume of 20 pennies: 7.2ml
volume of 1 penny: .36ml
volume of 20 nickels: 14.4ml
volume 20 quarters: 16.2ml
volume of 1 quarter: .81ml
density of a penny:
density of a nickel:
density of a quarter:

Answers: 2

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i dont get the rest of this
mass of 5 pennies: 12.5g
mass of 1 penny: 2.5g