Computing the mass of hydrogen
Al(s) + HCl(aq) AlCl3(aq) + H2(g)
What mass of hydrogen can be produced from 2.90 g of aluminum and 14.0 g of HCl in the above unbalanced reaction? Use at least as many significant figures in your molar masses as in the data given.
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At 450 K the rate constant is 15.4 atm-1s-1. How much time (in s) is needed for NOCl originally at a partial pressure of 48 torr to decay to 16.0 torr?
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Determine experimentally if Equation: Sn(s) + Ag+(aq) -> Ag(s) + Sn2+ (aq) is spontaneous or not. Describe or draw with a picture how you would set up the Equation reaction.
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Compute the diameter in centimeters of a steel rod, an aluminum rod, and a copper rod, which can withstand a particular compression load?
Given that the C-to-C bond in ethyne is a triple bond, the average C-H bond energy in CH4 is 415 kJ/mol along with information in the Chemistry Tables link to the left, calculate the average C-H bond energy in ethyne.
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