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A) Calculate the molar solubility of mercury (I) bromide?
B) I2(g) + Br2(g)<--->2IBr(g) Kc=8.7 x10 to the second at 150 degrees celcius, Suppose that 0.84 mol of I2 and 0.84 mol of Br2 are placed in a 3.000L flask and allowed to reach equilibrium at 150 degrees celcius. What are the equilibrium concentrations of IBr, I2 and Br2?
A 31.0-g sample of water at 270. K is mixed with 51.0 g water at 340. K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
1. Write a mechanism for the haloform reaction. 2. A sample of pure R enatiomer of 3-phenyl-2nutanone racemizes when catalytic amonts of acid are present.How would you account for the observation.
what will be the final temperature in degrees Celsius If the volume of a gas container at 32.0°C changes from 1550 mL to 755 mL,?
A 30.0 mL sample of 0.30M HClO (aq) is titrated with 0.20 M NaOH (aq). Ka of HClO is 3.5*10^-8. What is the pH of the solution when 5.0 ml more of NaOH is added in the titration.
Suppose that you carry out an analytical procedure to generate a linear calibration curve like that shown in the figure below. Then you analyze an unknown and find an absorbance that gives a negative concentration for the analyte Select the true s..
Antacid tablets are made from a variety of compounds. Sodium bicarbonate, magnesium hydroxide and calcium carbonate to name a few. Give the chemical formulas for these,
A mixture of 1.374 g of H2 and 70.31 g of Br2 is heated in a 2.00-L flask at 700 K. The following equilibrium is established: H2(g) + Br2(g) ? 2HBr(g) At equilibrium the vessel is found to contain 0.566 g of H2.What is Kp for this reaction?
(a) How many stereoisomers are possible for 1-methyl-1,2-cyclohexanediol? (b) Name the stereoisomers formed by oxidation of 1-methylcyclohexene with osmium tetroxide. (c) Is the product formed in step (b) optically active
Calcium and nitrogen react to form calcium nitride; 3Ca(s)+N2(g)-->Ca3N2(s). If 56.6 g of calcium is mixed with nitrogen gas and 32.4 g of calcium nitride is produced, what is the percent yield of the reaction
a sealed balloon is filled with 2.20 l of helium at 23degc and 1.00 atm. the balloon rises to a point in the atmosphere
Express the concentration of a 0.0280 M aqueous solution of fluoride in mass percentage and in parts per million.
What is the molar composition of the dense gas and it's chemical formula? What is the element name and identity and atomic mass of the grey substance
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