Determine the numbers of grams of ki are required
Determine the numbers of grams of KI are required to produce 1.0g of the yellow solid PbI2?
2KI + Pb(NO3)2--> PbI2(s) + 2KNO3
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At 300.0 K a 28-L volume of gas contains the 1.5g of nitrogen, 11 g of methane and 16 g of carbon dioxide. Calculate the partial pressure exerted by each gas.
The goldsmith has 120 grams of the gold alloy (the mixure of gold and one more other metals) having 75% pure gold. How much pure gold should be added to the alloy which is 80% pure gold?
Sodium carbonate is used to standardize acids in the same way it may be a reagent that you have used KHP in this experiment.
Determine the numbers of grams of the phosphorus-having compound are you putting on your lawn? If the phosphorus-containing compound consists of 43.64% phosphorus, determine the numbers of phosphorus are there in 40lb of fertilizer?
Coin box has 3 times as many nickles and 4 times as many quarters as it does dimes. If box has the total of $96.25, how many coins of each type does it have?
A 50.0 mL graduated cylinder has a mass of 50.7 g. When a graduated cylinder is filled with an unknown liquid to the 39.4 mL mark, the liquid and cylinder combined have a mass of 156.6 g.
Calculate the area in square meters of 363 g Al foil that has a thickness of 16641 nm which is having the density of Al is 2.70g/cm3.
Explain how much disodium citrate and sodium citrate must be used, in order to make a liter of a pH 4.5 citrate buffer with a total citrate concentration of 0.25 M.
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