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What is the maximum amount (in grams) of sulfur dioxide that can be produced by the reaction of 1380 g of dihydrogen sulfide with 2810 g of oxygen according to the balanced equation below?
2 H2S(g) + 3 O2(g) → 2 H2O(g) + 2 SO2(g)
A student takes 148. g of BaCl2, and reacts it according to the following equation: 3BaCl2 + Al2(SO4)3 → 3BaSO4 + 2AlCl3 How many moles of AlCl3 are formed?
Calcium hydride (CaH_2) reacts with water to form hydrogen gas. How many grams of CaH_2 are needed to generate 55.0 L of H_2 gas at a pressure of 0.995 atm and a temperature of 32 degrees Celsius
How many moles of NaOH are needed to raise the pH of a 4.50 L tank containing 0.00100 M HCl solution to 3.50?
a solution contains naphthalene c10h8 dissolved in hexane c6h14 at a concentration of 13.13 naphthalene by
A beaker has a mass of 85.6 g when empty and 110 g when it contains 38.7 mL of pentane. What is the density of pentane
What mass of water is necessary to prepare each of the following solutions? 1.) 200.0g of 1.30\% saline solution 2.) 80.00g of 15.0\% sugar solution
A 643 mL gas sample at STP is compressed to a volume of 285 mL, and the temperature is increased to 26C. What is the new pressure of the gas in Pa? Answer in units of Pa.
Neglect the absorption of other waste gas components into the water, and the evaporation of water into the waste gas stream. What is the mole fraction of NH3 in the scrubbed waste gas stream
A reaction has a rate constant of 0.00117 s^-1 at 400 k and 0.689s^-1 at 450 k.1- Calculate the activation energy (Ea) and the pre- exponential factor (A) for this reaction. 2- what is the value of the rate constant at 425k
derive Raoul's law using the chemical potentials of the constituents that make up the mixture of the solution.
The pressure on a balloon holding 350 mL of an ideal gas is increased from 254 torr to 1.00 atm. What is the new volume of the balloon (in mL) at constant temperature?
A rigid tank of volume 0.5 m^3 is connected to a piston cylinder assembly by a valve, as shown below. Both vessels contain pure water. They a re immersed in a constant-temperature bath at 200°C and 600 kPa
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