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From the ration of the mass of the black product to the initial 5g placed in the flask, could the remaining black compound be the anhydrous copper carbonate hydroxide molecule?
The densities of ice and water at 0 C are 0.9168 and 0.9998 respectively. if delta h for the fusion process at atmospheric pressure is 0.625 what is delta u.
The freezing point of ethanol (C2H5OH) is -114.6 degrees C and the molal freezing point depression constant for ethanol is 2.00 degrees C kg mol-1. What is the freezing point (in C) of a solution prepared by dissolving 57 g of glycerin (C3H8O3) in..
If 35.27 g of sodium carbonate react completely, how many grams of H2O will be produced?
Photochemical chlorination of heptane gave a mixture of monochlorides containing 15% 1-chloroheptane. What other monochlorides are present? Estimate the percentage of each of these additioanl C7H15Cl isomers in a monochloride fraction.
I am given the 10 ml of .200M Fe(NO3)3 and .25 ml of .00200 KSCN and 14.75 ml of .500 M of HNO3. How do I figure out the initial concentration of FE3+ and SCN-.
Identifying and balancing the different types of chemical reactions. Evaluate which processes represent chemical reactions.
CaCN2 + 3H2O -> CaCO3 + 2NH3 . How much NH3 is produced if 187 g of CaCO3 are produced?
If 3.00 g of (NH4)2SO4 is dissolved in enough water to form 200. mL of solution, what is the molarity of the solution?
The concentration of phosphoric acid in Coke is approximately 106.0 mg/mL. Assuming phosphoric acid is the only acid in Coke, calculate the pH of a 355 mL can of Coke.
If the cell potential is 0.061 V at 25?, what is the pH of the electrolyte at the hydrogen electrode
A 26.0-g sample of ice at -11.0°C is mixed with 123.0 g of water at 90.0°C. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
A chemistry student needs 60.00 mL of chloroform for an experiment. By consulting the CRC Handbook of Chemistry and Physics, the student discovers that the density of chloroform is 1.48 g x cm^-3.
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