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Aqueous potassium iodate (KIO3) and potassium iodide (KI) react in the presence of dilute hydrochloric acid, as shown below.
KIO3(aq) + 5KI(aq) + 6HCl(aq) → 3I2(aq) + 6KCl(aq) + 3H2O(l)
What mass of iodine (I2) is formed when 50.0 mL of 0.020 M KIO3 solution reacts with an excess of KI and HCl?
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The water as well as calorimeter is at 25 Celsius. The graphite is ignited as well as burned and the water temperature rises to 28.05 Celsius. The heat capacity for the calorimeter is 5.15KJ/C. Compute DeltaH per MOLE of the reactant for this reac..
A solution of HCl is prepared by dissolving 5.00 mL of HCl in 55.0 g of water. What is the mass percent of HCl? (density of HCl is 1.23 g/mL)
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A piece of gold has the shape of a cube- each of its sides measures 5.00 cm. the volume of a cube is length x width x height. if the density of gold is 10.5 g/cm^3, what is the mass in grams of the piece of gold?
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The solution has a density of 1.182 g/ml. What are the molality, molarity and mole fraction of HNO3 in this solution?
mixture(O,H) is ignited with a spark and it reacts to form (H2O)liquid water. determine the temperature of water.
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