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The reaction between nitrogen dioxide and water produces nitric acid and nitrogen monoxide. A sample of nitric acid, weighing 113.7 g, was prepared by reacting 150.0 g of nitrogen dioxide with water. What is the percent yield of nitric acid?
How is the rate of consumption of O2 related to the rate of consumption of NH3? (b) How is the rate of formation of NO related to the rate of consumption of NH3? (c) How is the rate of formation of H2O related to the rate of consumption of NH3?
suppose a snack bar is burned in a calorimeter and heats 2000 g water by 20 degc. how much heat energy was released?
a 0.9157-g mixture of cabr2 and nabr is dissolved in water and agno3 is added to the solution to form agbr precipitate.
What is the pH of a solution prepared by mixing exactly 56.1 mL of 0.200 M HC2H3O2 with 14.9 mL of 0.400 M KOH. (Ka for acetic acid equals 1.8 x 10-5).
A mole of sodium hydroxide has a mass of 40 g. In order to prepare a .1M solution, how many grams of sodium hydroxide must be added to 500 mL of water
Calculate the quantity of energy produced per gram of reactant for the fusion of two H - 2 (atomic mass = 2.014102 amu) atoms to form He-3 (atomic mass = 3.016029 amu) and one neutron.
A buffer is composed of 0.400 mol H2PO4^- and 0.400 mol HPO4^2- diluted with water to a volume of 1.00 L. The pH of the buffer is 7.210. How many moles of HCl must be added to decrease the pH to 6.210?
The blah taste of many processed orange juice brands results in part from the fact that the juice must be pasteurized by heating. Frozen orange juice concentrate, however, has not been pasteurized and yields a drink that has a much more fresh
Calculate the {H30^+] of each aqueous solution with the following [OH^-] at 25 degrees C: A. NaOH, 1.0x 10^-2M B. asprin 1.8x 10^-11M C. Milk of magnesia 1.0x 10^-5M D. seawater, 2.0 x 10^-6M
a total of 250.0 g of ice melts.if the same amount of energy absorbed by the ice while melting wasadded to water at 100
what are the names of the quantity measured by each of seven SI base units and the SI symbols of the unit?
What is the molar concentration of OH- in this solution? What are the pOH and the pH of the solution? What is the hydrogen ion concentration in this solution?
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