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A mixture of 65 mol% methane, 30 mol% hydrogen, and 5 mol% nitrogen is burned to heat a boiler used to produce hot steam. The ratio of CO2 to CO in the exhaust gas is 10:1. If 30% excess air is supplied, determine the concentration of the exhaust gas. Note, all of the methane and hydrogen is consumed.
Separation of acidic, basic & neutral substances in solution, Draw a flow sheet to show how you would separate the components of a mixture containing and acid substance
What volume of each of the following acids will react completely with 50.31 mL of 0.146 M NaOH?
What concentration of aqueous NaCl solution freezes at -15.2ºC? The freezing point of pure water is 0.0ºC and Kf of pure water is -1.86ºC/m.
You wash dishes for a chemistry laboratory to make extra money for laundry. You earn 6 , and each shift lasts 75 . Your laundry requires 6 . How many shifts must you work if you wish to wash 10 of laundry
Calculate the density. Copper (II) ion radius of 0.96A and the sulfide ion has a radius of 1.84A. Calculate the % of the cube occupied by the copper(II) sulfide.
A 3.9-g sample of Colorado oil shale is burned in a bomb calorimeter, which causes the temperature of the calorimeter to increase by 5.0°C. The calorimeter contains 1.00 kg of water (heat capacity of H2O = 4.184 J/g°C) and the heat capacity of the..
Create an outline of no more than 10 steps describing how you will regenerate the column, load your sample and collect the hydronium ion released.
Write a balanced chemical reaction for the formation of a free fatty acid from a soap molecule under acidic conditions.
A solution is made by dissolving 535 mg of this protein in 10.0 mL water. Calculate the osmotic pressure of this solution at 37.0°C in mm Hg.
The cytochrome b complexes of the mitochondrion and the chloroplast have similar organization and function. They each pass electrons from a reduced quinone to a peripheral membrane protein
Calculate the solubility of silver chromate in 0.005 M Na2CrO4.
What is the internal energy (U) change of a system that emits 358 J of heat and receives 412 J of work
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