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a termolecular reaction is carried out involving only two reactants, A and B, where two molecules of A are involved for each molecule of B. When the concentration of A is 0.415 M, the reaction proceeds at a rate of 0.0543 M/sec. What will be the new rate of the reaction, if the reactants concentration is 0.116 M?
The freezing point of t-butanol is 25.50C and Kf is 9.1C kg/mol. Usually t-butanol absorbs water on exposure to air. If the freezing point of a 10.0g sample of t-butanol is 24.59C. How many grams of water are present in the sample?
Determine What is the final concentration and calculate what is the Ksp of this salt at temperature of 25 degrees Celsius?
what is the work in joules done on the system to compress He gas from 24.0 L to 12.5 L against a pressure of 1.5 atm at a constant temperature of 37.4 C?
She weighed an empty 4.3 L bulb, then filled it with the gas at 1.60atm and 23.0 C and weighed it again. The difference in mass was 7.9g . Identify the gas.
How many grams of water should be produced and What is the theoretical yield of nitrogen?
determine the pressure in a 125-L tank containing 56.2 kg of oxygen gas at 21.0 oC
a graduated cylinder reads 4 ml of water.then a shell is dropped into it and the water level rises to 12 ml.what is the volume of the shell?
Calculate the amount of energy released in the formation of one mole of BaSe bonds (not lattice energy).
On heating 5.03 g of hydrated barium chloride, 4.23 g is left behind. What is the name of this hydrate?
How many grams of ice at 0 degrees Celsius and 101.3 kpa can be melted with the addition of 0.400 kJ of heat.
What mass of ice at 0C must be added to 45g of water at 20C to cool it to the final temperature of 10C?
an average concentration of dissolved gold of 5.8*10^?9 g/L. (a) How many grams of gold are in the ocean? (b) How many m^3 of gold are in the ocean?
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