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Nitrogen gas (N2) reacts with hydrogen gas (H2) to form ammonia (NH3). At 200°C in a closed container, 1.04 atm of nitrogen gas is mixed with 2.03 atm of hydrogen gas. At equilibrium the total pressure is 2.03 atm. Calculate the Kp value for this reaction.
Sulfur is used to crosslink isoprene (C5H8) units in naturally occurring rubber to make vulcanized rubber, which is a harder material. If it takes 4 sulfur atoms to form a crosslink with 1 isoprene unit
What is the osmotic pressure of a solution made from dissolving 95.0 g of glucose, C_6H_{12}O_6, in 725 mL of water at 39.0 degrees C?
The forensic technician at a crime scene has just prepared a luminol stock solution by adding 17.0g of luminol into a total volume of 75.0 mL of H2O. What is the molarity of the stock solution of luminol
500.0ml of 3.00m hydrochloric acid reacts with 3.4 zg s. determine the limiting reactant and also calculate how much of
What is the the molar composition of the products when a stream of CH4 is combusted with 5% excess air if you have 1600 moles per hour of methane being fed into the reactor
A freezing point of -5.20?C is recorded for a solution made by dissolving 10.56 g of the compound in 25.0 g of water. Determine the molar mass, and molecular formula of the compound. Assume that the compound is a nonelectrolyte.
Predict if the following conditions would result in the formation of a preecipitate: a. 0.0025 M Fe3+ at pH 6.00 b. 0.0025 M Ba2+ and a 1.25x10-4 M solution of sodium sulfate c
If 24.60 mL of a standard 0.3871 M NaOH solution is required to neutralize 43.87 mL of H2SO4, what is the molarity of the acid solution?
This buffer is to be prepared by mixing 25.0 mL of 0.1 M HCl with the correct mass of solid sodium acetate. You will determine the mass of solid sodium acetate needed.
Explain why one mole of potassium nitrate in a liter of water has a higher melting point than one mole of aluminum nitrate in a liter of
The constant of a reaction is 3.5 x 10^-3 S^-1 at 25 degrees Celsius, and the activation energy is 33.6 Kj/mol. What is k at 75 degrees Celsius
A compund with a formula mass of 42.08 amu is found to be 85.64% carbon and 14.36% hydrogen by mass. find its molecular formula. I did this problem and got c2h for the epirical formula then for the molecular formula i got c4h2 but im not sure that..
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