Sulfur dioxide (SO2) is a by-product of burning coal and contributes to the formation of acid rain. The mole fraction of SO2 in air is 2 ppm. How many molecules of SO2 are present in 1.50 x 10^6 L of air when the barometric(total) pressure is 1.1 atm and the temperature is 32 °C?

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Q: Calcium oxide (CaO; also known as lime) is produced by the thermal decomposition of limestone. When…

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A: Two mole sodium react with one mole fluorine produced two mole of sodium fluoride

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Q: 2. How many grams of water will be lost when 8.000 g of YBr3'9H2O is heated?

A: Amount of YBr3•9H2O = 8 g  Amount of water lost after heating = ?

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A: First Calculate the moles of H2 :  moles of H2 = ( mass / molar mass of H2 )  moles of H2 = ( 15.6 g…

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Q: Ammonia (NH) is an important compound since it is used in large amounts for the manufacture of…

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Q: How many moles of NO₂ would be required to produce 6.44 moles of HNO₃ in the presence of excess…

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Q: For every one molecule of sodium azide that ignites, how many molecules of gas are formed?   2…

A: 2 NaN3(s)     ------------>  2 Na(s)     +    3 N2(g)

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Q: Hydrogen cyanide, HCN, is prepared from ammonia, air, and natural gas ( CH4) by the following…

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Q: The pKa of hydrofluoric acid, HF is 3.17.  The pKb of sodium fluoride, NaF, is

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Q: Ca5(PO4)3F + 5H2SO4 + 10H2O → 3H3PO4 + 5CaSO4.2H2O + HF If every kilogram of fluoroapatite yields…

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Q: How many moles of NO₂ would be required to produce 3.01 moles of HNO₃ in the presence of excess…

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Q: How many molecules of CO2 are contained in the 960g of CO2 exhaled daily by an average person?

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Q: Camels store the fat tristearin (C57H110O6) in the hump. As well as being a source of energy the fat…

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