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Calculate the mass of nitrogen dissolved at room temperature in an 99.0 mL home aquarium. Assume a total pressure of 1.0 atm and a mole fraction for nitrogen of 0.78.
what is the molarity of a solution made by dissolving 26.42g of (NH4)2SO4 in enough H2O to make 500 mL of solution?
A 2.0 L tank at 298 K contains oxygen gas with a partial pressure of 3.8 atm and helium gas with a partial pressure of 5.2 atm.
Compute the number of mL of 2.00M H2SO4 required neutralizing 125.5mL of 1.2M KOH
Compute the atomic mass of 109Ag if natural abundance of 107Ag is 51.87% & atomic mass =106.905 amu and determine the probability of particle would be located in the range
Which of the intermolecular forces is the most important contributor to the high surface tension shown by water and What is the quantum of light called?
Consider the reaction HgS + O2 → SO2 + Hg. If 200.0 grams of HgS reacted with 150.0 grams of O2, what is the limiting reagent.
A steel tank has a volume of 438 liters and is filled with 0.885 kg of Oxygen. Calculate the pressure of oxygen at 21 degrees Celsius.
At a certain temperature, a volume of 100 mL of saturated barium carbonate solution contains 0.00216 g of BaCO3 (MW=197.3 g/mol).
Determine the rate constant for the reaction at the temperature of 75 degree celsius?
Determine what would be the final temperature if thirty grams of Al at 95 degrees Celsius are added to 100 grams of H 2 O at 25 degrees Celsius?
Ammonia burns in pure oxygen and reaction produces nitrogen and water. What is the amount of Nitrogen produced from 45.0 g NH3?
Using the Boltzmann distribution given below, determine Jmax (quantum number of the most intensely populated rotational state) as a function of temperature. Then find Jmax for CN+ at 298 K and 1100 K.
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