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Gas canister contains 500 cm³ of hydrogen gas how many moles of hydrogen gas are in the canister
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Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?
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An object displaces 652 ml of water. the volume of the object is: 0.652 cm³ 6.52 cm³ 65.2 cm³ 652 cm³
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Gas canister contains 500 cm³ of hydrogen gas how many moles of hydrogen gas are in the canister...
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