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1) Calculate the mass of water produced when 2.18 g of butane reacts with excess oxygen.
2) Calculate the mass of butane needed to produce 96.0 g of carbon dioxide.
A free electron initially at rest at the back of Cathode ray tube in your television accelerate through a potential
Explain what is 10.11 grams of calcium carbonate decomposes by heat to8.51 grams of calcium oxide as well as carbon dioxide gas, explain what mass of ammonia reacted and what would the balanced chemical equation be written like
Predict whether the equilibrium favors the reactants or the products for each of the following reactions: a)H3PO4(aq)+H2O(l) H3O^+(aq)+H2PO4^-(aq). b)CO3^2-(aq)+H2O(l) OH^-(aq)+HCO3^-(aq) c)HS^-(aq)+H2O(l) H3O^+(aq)+S^2-(aq) d)HCN(aq)+CH3-NH2(aq..
Statements correctly describe(s) the relationship between the structure of a fatty acid and its melting point? a. Saturated fatty acids have melting points that increase gradually with molecular weight.
Determine the chemical formula (CnHm) and name of the gas.- The composition of the fuel on a percent molar basis.
Calculate the volume of O2 at STP, required for the complete combustion of 175 g octane (C8H18) to CO2 and H2O?
a 15.0-ml sample of nacl solution has a mass of 15.78 g. afterthe nacl solution is evaporated to dryness the dry salt
On a given day, the atmospheric pressure of the air in Utah was 0.802 atm. What was the partial pressure of nitrogen in this air?
Tritium (symbol T) is produced in the upper atmosphere by neutron cosmic rays primarily through the 14N(n,T)12C and 16O(n,T)14N reactions.
Niacin is one of the B vitamins and it acts in solution as a weak acid (call it HN). If a 2.00 x 10-2 M of HN is prepared the pH of the solution is 3.26. What is the Ka for this acid.
the u.s. environmental protection agency set a maximum contaminant level mcl for tetrachloroethylene tce c2cl4 in
Assuming that none of the intermediates have appreciable concentrations, what are the values of d[C6H12O6]/dt, d[O2]/dt, d[CO2]/dt, and d[H2O]/dt, given that the overall rate is 1.0 x 10-4 mol·L-1s-1. Assume there is an excess of oxygen in the sys..
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