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Suppose that a fully charged lead-acid battery contains 1.50 of 5.00 . What will be the concentration of in the battery after 3.90 of current is drawn from the battery for 5.50?
Calculate the pH of a solution when 0.200 moles of solid NaOH is added to 2.00 liter of 0.250 M HCl. Assume no change in volume.
How many isomers, including stereoisomers, exist for the triacylglercerol which, on saponification, gives 2 molar equivalents of palmitate and 1 molar equivalent of stearate?
Pressurized carbon dioxide inflators can be used to inflate a bicycle tire in the event of a flat. These inflators use metal cartridges that contain 16.0 of carbon dioxide. At 290 , to what pressure (in psi) can the carbon dioxide in the cartridge..
A buffer consists of a weak acid and its conjugate base. For the following pairs, indicate which is the acid and which is the base:
write the corresponding hemicl reaction for the equilibrium between solid Ca3(PO4)2 and the Aq ions. what is the solubility of calcium phosphate
gold bars are plated from an aqueous solution of gold chloride (AuCl3) by using a current of 50 Amperes. With this current, how long would it take to plate out a 1 pound bar of gold worth almost $ 25,000? 453.59 grams weigh a pound.
While in Europe, if you drive 111 per day, how much money would you spend on gas in one week if gas costs 1.10 per liter and your car's gas mileage is 34.0 ?
how to you determine the equilibrium constant for hydration. Rank the carbonyl compounds, but i'm not even sure how to figure it out in the first place
but did not exactly add 4.0 mL. Instead he added 4.50mL. What was the final concentration of her standardized solution in ppm?
Sodium stearate (C17H35COONa) is a major component of bar soap. The Ka of the stearic acid is 1.3 multiplied by 10-5. What is the pH of 16.5 mL of a solution containing 0.45 g of sodium stearate
ice melts at 273.15K with delta H fusion = 6.01 kJ/mol. if the ice mass is 13.8 kg in a swimming pool whose temperature is held at 22.5 degree Celsius. What is the entropy change for melting the ice?
what happened when the isolated fraction, floating on top of the solution,
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