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The density of an unknown gas at 98°c and 740 mmhg is 2.50 g/l. what is the molar mass of the gas with work showed?
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Compare and contrast physical changes with chemical changes.
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An observation that requires measurement is called quantitative observable or qualitative
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Select all that apply. using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 (s) pb+2(aq) + 2cl -(aq). the concentration of the products yield a ksp of 2.1 x 10-2:
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Balance the following equations. Cr2O7 + C2H6O = CO2 + Cr. , N2O5 = NO2 + O2...
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