Chemistry, 16.02.2022 02:10 raymond5799
When 4.065 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 12.45 grams of CO2 and 5.950 grams of H2O were produced. In a separate experiment, the molar mass of the compound was found to be 86.18 g/mol. Determine the empirical formula and the molecular formula of the hydrocarbon. Enter the elements in the order presented in the question. empirical formula
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Chemistry, 22.06.2019 13:00, jaylanmahone223
6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.
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Chemistry, 22.06.2019 18:00, jessicannoh5965
The fact that the total amount of energy in a system remains constant is a(n)
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When 4.065 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 12.45 grams...
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