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What would be similar about a raft full of chemistry students and some of the cans of soda that would make them both float on the water? What would be different about the cans of soda which sank to the bottom of the river?
Perchloric acid with an aqueos solution of ammonia and nitrous acid with lithium hydroxide
A certain first order reaction is 47% complete in 45 seconds. What are the values of the rate constant and the half-life for process
A 2L cylinder of gas contains 2.4 moles of gas at 34 degrees Celsius. What is the pressure?
Use the Ideal Gas Law in the form n=PV/RT. Remember to change all units to correspon to the values for the gas constant. R=0.0821 L*atm/mol*K.
Write out the balanced net ionic equations representing the reactions that occur when iron (III) in water reacts with: A) Hydrochloric Acid.
When a 1.90 mg sample of methane burns in excess oxygen, how many grams of water and carbon dioxide are formed?
calculate the pH of a solution contaning 0.2m acetic acid (pka=4.7) and 0.1 m sodium acetate? a. write the equation ph=pka+log [A-]/[HA]
How many grams of Sodium Preoxide are needed to produce 3.20 grams of oxygen. How many grams of phosphoric acid are needed to produce 3.75 grams of calcium phosphate
Determine the mass, of: a.30.0 mL of the liquid propylene glycol, a moisturizing agent for foods,
a calorimeter contains 27.0 ml of water at 13.0 circc. when 1.30 g of rm x a substance with a molar mass of 81.0 gmol
1.000 g sample of a metal chloride, MCl2, is dissolved in water and treated with excess aqueous silver nitrate. The silver chloride that formed weighed 1.286 g. Calculate the atomic mass of M.
Calculate the mass of calcium carbonate formed when 25 mL of a solution of calcium chloride at 0.10 M react with sodium carbonate in excess
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