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Four balloons, each with a mass of 10.0 g, are inflated to a volume of 20.0L, each with a different gas: helium, neon, carbon monoxide or nitrogen monoxide. If the density of air at 25 degrees C and 1.00 atm is 0.00117 g/mL, will any of the baloons float in this air?
If you dissolved 0.95g of salt in 100ml distilled water, what is the concentration of salt in this solution, in % wt/vol
A sample of aspirin to be purified has a mass of 1.0g. Aspirin has a solubility of 1.0g in 30ml of water at 37Celcius and a solubilty if 0.10g per 30 ml at 25 Celsius. The sample is dissolved in 30 ml of hot water and cooled to 25 Celcius. How muc..
if the solubility of agno3 at 40oc is 211 g per 100 g of water what mass of this solute can be dissolved in 350 g of
What is the overall order of the reaction? b.What is the order with respect to X?To Y? c.In a reaction
Seven tiny spheres of liquid mercury each have a diameter of 2 millimeters. They are now added together and coalesce into one larger drop. What is the diameter of this larger drop?
A student dispensed 20.00 mL of 2x10^-5 M blue #1 solution into a test tube. He then added 2.00 mL of NaCl solution and 2.00 mL of 2.50 % bleach solution.
Outline a complete mechanistic sequencefor the reaction of 2-bromobutane with potasium2-methyl-2-propoxide in 2-methyl-2-propanol solvent to form the three alkenes generated in the reaction
According to the following reaction, how many grams of carbon tetrachloride are required for the complete reaction of 21.1 grams of methane (CH4)?
the equilibrium constant is 1.5x 10^-2 at 370 degrees C and delta H is 16.0 KJ at 25 degrees C. Assuming delta H and delta S are temperature independent, calculate delta S for the reaction
Each of the insoluble salts below are put into 0.10 M hydrobromic acid solution. Do you expect their solubility to be more, less, or about the same as in a pure water solution
How does this work. Do you just omit the H20/Oh-. Calculate the value for the equilibrium constant for each of the following aqueous reactions.
If the pistons in the four cylinders are each displaced with a pressure of 1.52 kbar and each cylinder is ignited once per second, how much work can the engine do in 1.00 minutes?
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