Consider 1.21 *10^24 molecules

timer Asked: Nov 9th, 2015

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Consider 1.21 *10^24 molecules of CaSO41. Caculate the number of moles of oxygen atoms2.if all the 1.21*10^24 molecules of CaSO4 are dissolved to make a 250.0 ml solution, calculate the molarity of the solution3. Consider the reaction C5H12 +CO2 -) CO2 +H2O in which 100. g of O2 are burned. Calculate the mass of CO2 produced.

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