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All of the following statements describe 64g of gaseous sulfur dioxide at 0C and 76 cm Hg pressure except?
a. 22.4L of gas
b. the amount of gas that contains 32g of Oxygen
c. the amount of gas that contains 32g of Sulfur
d. the amount of gas that contains 64x6.02x10^223 molecules of SO2
e. one mole of gas.
The good professor accidently grabs the Na2HPO4 bottle. What pH did professor Whoops expect the solution to be. what was the actual pH of the solution as made
a 14 ml solution of succinic acid has a concentration of 10 mm. this solution is titrated with 8 mm lithium hydroxide.
Calculate the pH for an aqueous solution of acetic acid that contains 2.15x10^-3M hydronium ion.
hawaiian macadamia nuts provide about 190 cal of energy usable from the digestion of these nuts per 1.0 oz serving. if
calculate the molarity of a solution made by dissolving 0.850 grams of na2so4 in enough water to form exactly 930 ml of
Draw every stereoisomer for 1-bromo-2-chloro-1,2-difluorocyclopentane. Use wedge-and-dash bonds for the substituent groups, and be sure that they are drawn on the outside of the ring, adjacent to each other
Balance the following redox reaction in acidic conditions by following the instructions described below: As2O3 (s) + NO3- (aq) > H3AsO4 (aq) + NO (g)1. Determine the oxidation state of each of the elements or compounds involved in the reaction
Assuming that you start with 2.00 g of sodium benzoate and 5 mL of 3 M HCl, and assuming that the reaction proceeds to form benzoic acid, what would your theoretical yield be? use two decimal places
A solution is prepared my mixing 40 mL of pentane (C5H12, d = 0.63 g/mL) with 100 mL of hexane (C6H14, d = 0.66 g/mL). Assuming the volumes add upon mixing, Calculate-
A volume of 60.0 mL of aqueous potassium hydroxide (KOH) was titrated against a standard solution of sulfuric acid (H2SO4)What was the molarity of the KOH solution if 22.2 mL of 1.50 M H2SO4 was needed?
A healthy stream has an oxygen concentration of 0.00850 g/L. Assuming no biological process affects this concentration, what must be the pressure of oxygen
A weather balloon has a volume of 450 L when filled with helium at 45oC to a pressure 0.80 atm. What is the new volume of the balloon in an atmosphere where the pressure
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