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If 9.5 grams of copper sulfate pentahydrate and 2 grams of iron are given, calculate which reactant is the limiting reactant. In other words, the formula is CuSO4+ 5H20. Given the limiting reactant above, how much copper, in grams, should be produced by this reaction.
what specific property of diethyl ether is exploited here and why is it important to prevent the overheating of the reaction mixture?
Calculate the density of N2 at STP, (a) using the ideal-gas law and (b) using the molar volume and molar mass of N2.
aluminum sulfate and sodium phosphate Express your answer as a chemical equation. Identify all of the phases in your answer.
calculate the amount of work produced on the system and by applying the first law of thermodynamic calculate the amount of q of heat transfered from the system to the enviroment,
What is the density (in grams per liter) of a gas mixture that contains 26.0 % F_2 and 74.0 % He by volume at 743 mm Hg and 28.5 C?
How many grams of Ag2S can be generated from a mixture of 1.85 g Na2S and 3.58 g of AgNO3 given the following unbalanced reaction:
How many grams of ammonium chloride and how many milliliters 3.0 M sodium hydroxide should be added to 200 ml water and diluted to 500 ml to prepare a bufffer
A sample of the exit air is drawn in to a chamber containing a mirror and cooled slowly, keeping the gauge pressure at 10mm Hg. A mist is observed to form on the mirror at a temperature 40C. Calculate mass of water removed from ..
The contents of one 40-lb bag of topsoil can cover 10.0 square feet of ground to a depth of 1.0 in. How many bags are needed to cover a plot that measures 200.0 meters by 300.0 meters to a depth of 4.0 cm?
170mL of an HCl solution with pH of 2.80 is added to 200mL of an HNO3 solution. The resulting pH is 1.40. What was the pH of the original HNO3 solution
A gas measures 10ml at 27degree celcius and 750mm of mercury what will be the mole of gas at 15degree celcius and 750mm of mercury
Calibration standards.Transfer 1.00, 5.00, 10.00, 15.00 and 20.00 mL aliquots of 10ppm F- solution to 100 mL flasks. Add 50 mL of TISAB containing CDTA to each
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