Chemistry, 27.01.2020 20:31 ashiteru123
If the mass of one mole of hydrogen is 1.01 grams; phosphorus, 30.97 grams; and oxygen, 16.0 grams, what is the molar mass of phosphoric acid (hàpoá)?
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Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility
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What is the approximate mass of 25 cm3 of silver, if the density is 10.5 g/cm3? a. 0.42 g b. 2.4 g c. 42 g d. 260 g
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Chemistry, 23.06.2019 03:30
Ineed pls urgent 1-20 in order and fully detail step my step.
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If the mass of one mole of hydrogen is 1.01 grams; phosphorus, 30.97 grams; and oxygen, 16.0 grams...
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