Calculate the number of grams of nitrogen dioxide gas
Calculate the number of grams of nitrogen dioxide gas formed when 1.22 moles of ammonia, NH3, react with 2.14 moles of oxygen gas (O2) to produce nitrogen dioxide gas (NO2) and water (H2O).
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Calculate the number of grams of potassium chloride, KCl, that will be formed by the decomposition of 6.45 grams of potassium chlorate, KClO3. Oxygen gas, O2, is the other product.
How many grams of ammonium chloride (53.50 g/mol), must be dissolved in 265.0 grams of water to reduce the freezing point by 0.3000C ?
Write a program that prints a one-month calendar. The user specifies the number of days in the month and the day of the week on which the month begins:
That makes P1 and P2 both equal to atmospheric pressure. The flow rate in the tank and the tube are proportional to the ratio of the areas, or V2=V1(d1/d2)2, or vice versa, depending on which one you measure.
At 25.0°C, a sample of Xe gas occupies 531 mL in a piston-cylider apparatus when the external pressure is 337 torr. At what pressure (torr) will its volume become 625 mL if the temperature does not change?
A chemistry student prepares acetone by decomposing 12.3 g of calcium acetate. If the student collected 2.50 g of acetone and the theoretical yield is 3.42 g, what is the percent yield?
How many grams of NaHCO3 do you need to put on the spill to neutralize the acid according to the following equation?
How many moles of lead(II)nitrate (Pb(NO3)2)will be needed to react with sodium chromate (Na2CrO4) to produce 4.62 kg of lead(II)chromate (PbCrO4)? Note NaNO3 is the other product.
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