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Hydrochloric acid reacts with zinc metal to form zinc chloride and hydrogen gas. Explain if 345.2 g of zinc metal reacts with 231.6 grams of acid. Explain how many liters of hydrogen gas are produced? Define how many moles of zinc chloride are produced?
calculate the number of grams of potassium chloride kcl that will be formed by the decomposition of 6.45 grams of
A voltaic cell is constructed with two silver-silver chloride electrodes, where the half-reaction is AgCl (s) + e-? Ag (s) + Cl- (aq) E° = +0.222 V
The 2s and 3s atomic orbitals of the H atom are orthogonal. If they are both spherical in shape so what makes them orthogonal
charcoal is primarily carbon. determine the mass of CO2 produced by burning enough carbon to produce 5.00 X 10^2 KJ of heat.
ow many coulombs are required to produce 63.8 g of potassium metal from a sample of molten potassium
How many grams of magnesium chloride are needed to react completely with 66.0 mL of 0.189 M NaOH solution
What chemical test can I do to distinguish between succinic acid and napthoic acid? Succinic acid is a dicarboxylic acid where as napthoic
What is the pH of a 0.1 M solution of ethylamine, given that the pKa of ethylammonium ion
Calculate the Ecell for the reaction below when [Zn2+] = 1.00M, [H+] = 1.00 x 10-6 M and PH2 = 1.00 atm Zn (s) + 2H+ ----> Zn2+ + H2 (g) a.+0.76 V b. + 0.64 V c. + 0.41V d. + 0.053 V e. + 1.12 V
The endpoint of a titration is not exactly the same as an equivalence point. Why does the titration still work to use the endpoint
A 48.1 mL sample of gas in a cylinder equipped with a piston is warmed from 22 degrees C to 90 degrees C. what is the volume at final temperature?
a metal bar 122 mm long and having a square cross section with an edge length of 17 mm is pulled in tension with a load
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