Chemistry, 26.02.2021 02:20 jdjdjdjdjjffi7273
2) A student performs this reaction in the laboratory, and collects the hydrogen gas over water. The student collects 215.8 mL of gas. The total pressure is 755.2 mmHg and the temperature is 22.0 oC. c) Use the ideal gas law to calculate how many moles of hydrogen were produced in the reaction
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Why does earth rotate? because earth is formed from cold gases collapsing due to gravity because the matter in the nebula that formed earth was spinning because earth forms more than 99% of the mass of the solar system because the hydrogen atoms inside the nebula fused to form helium
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4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.
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2) A student performs this reaction in the laboratory, and collects the hydrogen gas over water. The...
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