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completely neutralizes stomach acid (HCl, .10M) How much carbon dioxide is made at STP conditions (37C, 767 torr, 100% humid) by ingesting one 1.834 gram tablet?
container at a temperature of 47C exerts a pressure of 6.3 atm. Calculate the number of moles in the sample
A sample of dichlorormethane has a voloume of 8.043 in.^3. What is the mass of the sample(in lb)? The density of dichloromethane 1.33 g/cm^3.
Calculate the equilibrium partial pressures of O2, NOCl, NO2, and Cl2. Peq(O2) = . Peq(NOCl) = . Peq(NO2) = . Peq(Cl2) = . (b) Calculate KP for this reaction. KP
a particular amino acid in an ion exchange chromatogra phy column. What is the peak width after the amino acid has migrated 100 cm?
An indicator has a pKa of 5.7 . It is colorless in acid solution and deep green in alkaline solution.
a gas sample has an original volume of 680 ml when collected at 720 mm and 28degc. what will be the volume of the gas
To make a phosphate buffer at pH 9.6 starting with 1L of 10 mM phosphoric acid (H3PO4; pKs are of 2.15, 6.82, and 12.38 determine how much KOH ), you could add?
how many grams of sodium chloride would be made if 507 g fecl2 were used up in the reaction fecl2 2naoh feoh2s 2nacl
write the net ionic equation, a solution of tin II chloride is added to a solution of iron III sulfate
Calcium and Magnesium carbonates occur together in the mineral dolomite. Suppose you heat a sample of the mineral to obtain the oxides,CaO and MgO, and then treat the oxide sample with HCl.
tartaric acid is a substance that is often present in wines and preticipates from soultion as the wine ages. the
Which of the following reduces the solubility of calcium fluoride?
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