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Chemistry, 22.06.2019 10:00
Drug abuse will not lead to physical and psychological dependence. true or false ?
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Chemistry, 22.06.2019 12:00
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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Chemistry, 22.06.2019 16:10
Given the following equation: 2a1 + 3mgcl2 --> 2alcl3 + 3mg how many moles of aluminum chloride are produced from 2.5 moles of magnesium chloride?
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Chemistry, 23.06.2019 04:00
Silver reacts with oxygen to produce silver oxide. (write balanced chemical equation and identify type of chemical reaction.)
Answers: 1
If 25.0g of N2 reacts with 25.0g of H2, 15.5g of NH3 is produced. What is the percent yield of this...
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