Chemistry, 11.01.2020 19:31, mariaramirez110379
How many moles of water (h2o) are present in a beaker containing 45.9 g h2o? give your answer to the correct number of significant figures.
(molar mass of water = 18.02 g/mol) 45.9 g h2o = mol h2o
Answers: 3
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Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains
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What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j
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Which change to the system wood cause the freely-moving piston to lower?
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How many moles of water (h2o) are present in a beaker containing 45.9 g h2o? give your answer to th...
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