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Aluminum metal shaving (10g) was placed in 100mL of 6.00M hydrochloric acid. What is the mass of hydrogen gas that can be produced? 2Al (s) + 6HCl (aq) -----> 2AlCl3 + 3H2 (g)
Calculate the value of K for the reaction at this temperature. Give your answer in scientific notation
It is 2734 mi between Phoenix, Arizona, and Philidelphia, Pennsylvania. What is this distance in km?
what mass of sucrose should be combined with 514 g of water to make a solution with an osmotic pressure of 8.85 atm at
Erythromycin is a weak base that has a pkb of 5.20. Twenty-five ml of 0.30 M solution of erythromycin is titrated with 0.35 M nitirc acid . Calculate the pH in each of the following additions of acid.
aluminum oxide al2o3 is a widely used industrial abrasive corundum emery with its specific application depending on the
Determine the magnesium content (in ppm) of a 100.00 mL sample of drinking water if the following data were obtained. Titrant is 0.0551 M EDTA, 12.41 mL were used when an aliquot of the sample was at pH 13.0, 18.63 mL were used for an aliquot at p..
Consider the following system which has been shown to be spontaneous at 298K and select the true statement below. the ?S for the system is predicted to be negative, so therefore the ?S for the surroundings must be positive to a greater extent so tha..
How many grams of Cu metal (63.55 g/mol) will be plated out of a Cu(NO3)2 solution by passing a current of 3.00 amperes for 11 minutes?
What is the value of Henry's law constant for N2 under these conditions?
the following amino acids are placed in an electric field between positive and negative poles. which will migrate the fastest toward the positive end of the electric field
all possible structural formulas for all different conjugated dienes that can be completely hydrogenated
Write out the reaction mechanism for the side reaction of acetic anhydride with 85% phosphoric acid to make two
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