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A solution is prepared by mixing 13.00ml of 0.0021M (aq) Hg2(NO3)2 with 25.0ml of 0.015M HCl. Assume that volumes are additive.
A. Will precipitation occur?
B. Calculate [Hg2^2+], [Cl^-] and [NO3^-] after equillbiruim is etablished.
NiCl2(aq)+ 2NaOH(aq)---> Ni(OH)2(s)+ 2NaCl(aq) how many grams of Ni(OH)2 are produced from the reaction of 35.0 mL of a 1.75M NaOH solution and excess of NiCl2.
what tempreture must 0.040 moles of water vapor be heated in a 500ml flask before the pressure in the flask becomes 2 atm.
An excess of zinc metal reacts with 500. mL of 12M hydrochloric acid and produces 48.8 L of hydrogen gas at 20 degrees C and 750 torr. a)Determine the mass of zinc metal reacted b)Determine the percent yield for the reaction
involves an analyte which is physically separated from all other components of the sample and solvent?
the equivalence point i know you need to use [A-]= moles of HA/(vol water added+vol NaOH added) and believe moles of HA=5.39x10^-3
he endpoint of the titration was 9.98mL. Calculate the percent copper in the solid sample.
a car radiator coolant, loses 999J of heat. What was the initial temperature of the ethylene glycol if the final temp is 32.5 degrees C
what products may have been formed during the combustion of the gas?
Assuming that all of the sulfate and nitrate originated as acids. calculate the expected pH of this rain water.
write the balanced equation for the reaction of the active ingredients in Gaviscon Extra strength with excess acid.
A saturated solution of silver(I) hydroxide, AgOH has a pH of 10.15. What is the value of the equilibrium constant, Ksp, for this system?
solvents in addition to acetone could be used for extracting plant photosynthetic pigments
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