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When 75.0 grams of ammonia, 90.0 grams of carbon dioxide and 61.0 grams of water are reacted to form ammonium carbonate, what is the limiting reactant and how many grams of product will be formed?
A solution of .312 M KOH is used to neutralize 15.0 mL of a .186 M H3PO4 solution. what volume, in milliliters, of the KOH is required to reach the endpoint. H3PO4(aq)+3KOH(aq)>K3PO4(aq)+3H2O(l)
when carbon is burned in the presence on oxygen the carbon and oxygen combine to produce carbon dioxide. if you start
What is the minimum concentration of cyanide that will prevent the precipitation of AgI (s) from a solution that is 0.0184 M in Ag+ (aq) and 0.149 M I
an iron nail weighing 5.10 g is allowed to react with oxygen according to the reaction below.4fe 3o2 rarr 2fe2o3a
Calculate the heat required to convert 58.0 g of C2Cl3F3 from a liquid at 14.90 degrees C to a gas at 90.75 degrees C.
The work function (i.e binding energy) W, of cesium of metal is 3.43 x 10^-19 J. Calculate the kinetic energy of the ejected electron if light of frequency 1.00 x 10^15 s-1 is used for irradiating the metal.
If two reactions sum to an overall reaction, and the equilibrium constants for the two reactions are and , what is the equilibrium constant for the overall reaction
Write the net ionic equations for & the reactions occurring for each cation in the group.
Ethanol (C2H6O), the intoxicant in alcoholic beverages, is also used as a precursor of many other organic compounds. In acid solution, ethanol forms diethyl ether (C4H10O)
The reaction of combustion of ethanol is this: C2H5OH(g) +3O2(g) ---> 2CO2(g) + 3H2O (g) Los regalitos son ( g ) Lis 4 tienen(g ) A) calculate delta H of the reaction in kj/mol
A cannonball made of iron has a volume of 115 cm3. If iron has a density of 7.86 g/cm3, what is the mass in grams of the cannonball?
A beaker contains 100 grams of 0.50 M NaCl. If you transfer 50 grams of the solution to anouther beaker, what is the molarity of the solution remaining in the first beaker?
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