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Chemistry, 05.10.2021 08:40 rakanmadi87
A student measures the mass of a cube to be 81 grams, and
the length of one side to be 3 cm. What is the objects density?
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Answers: 3
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Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.
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Under which circumstances are kp and kc equal for the reaction aa(g)+bb(g)⇌cc(g)+dd(g)?
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A student measures the mass of a cube to be 81 grams, and
the length of one side to be 3 cm. What...
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