Determine the rate constant for reaction
The reactant concentration in a zero-order reaction was 6.00×10-2 {it M} after 185 s and 1.00×10-2 {it M} after 330 s. What is the rate constant for this reaction?
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A 0.1276 g sample of an unknown monoprotic acid was dissolved in 25.0 mL of water and titrated with 0.0633 M NaOH solution. The volume of base required to bring the solution to the equivalence point was 18.4 mL. After 10.0 mL of base had been add
what is the freezing point of a solution made by dissolving 42.392g of anthracene (C14H10) in 150.0mL of toluene?
Identify any incorrect formulas. explain your answer.
What mass of CCl2F2 must evaporate in order to freeze 115 g of water initially at 21 C? (The heat of fusion of water is 334 J/g the specific heat of water is 4.18 J/g *K .)
Lucite is 71.4% carbon, 9.59% hydrogen, and 19.01% oxygen. What is the empirical formula for Lucite?
A sample of hydrogen occupies a volume of 1.20 liters at a pressure of 425 kilapascals. If the temperature of the gas is constant, what would the new volume of the gas be at 615 kilapascals?
What is the theoretical amount of water (MW 18.02 g/mol), in grams, that could form when 26.67 grams of aluminum oxide (MW 101.96 g/mol) reacts with excess hydrogen gas (MW 2.02 g/mol) to produce water and aluminum metal (MW 26.98 g/mol) (meaning
A sealed balloon is filled with 0.50 L of helium at 23°C and 1.00 atm. The balloon rises to a point in the atmosphere where the pressure is 240. torr and the temperature is -33°C. What is the change in volume of the balloon as it ascends f
Water and 8.00 mol/L potassium nitrate solution are mixed to produce 700 mL of a solution with a concentration of 6.00 mol/L. What volumes of water and potassium nitrate solution are used?
Calculate the total volume of gas (at 124C and 758mmHg) produced by the complete decomposition of 1.45 kg of ammonium nitrate.
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