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If 15 grams of copper(2) chloride react with 20grams of sodium nitrate, how much sodium chloride can be formed?
Which graduated cylinder would have the greatest volume change if equal masses of Au and Pt are transferred to equal volumes of H2O in separate graduated cylinders? Density of gold = 19.31 g/cm3 , density of platinum =21.43 g/cm3
Calculate what will be the amount of heat, q, absorbed by the calorimeter apparatus also express your answer in kJ? (heat capacity = 2.677 x 103 J/K)
Carbon monoxide gas reacts with hydrogen gas at elevated temperatures to form methanol according to this equation. CO(g) + 2 H2(g) CH3OH (g)
Draw structural formulas for all of the structural isomers of C4H10, C5H12 and C3H7Cl.
calculate the final molarity of the solution that results when 125 ml of .200 M HCL is diluted to 1.00L
460. mL of hydrochloric acid (HCl) acid is exactly neutralized with 485 mL 0.660 M NaOH solution. What is the concentration of the acid solution.
How many grams of CaCl2 would be required to produce a 3.5 M (molar) solution with a volume of 2.0 L.
Converting Voltages, Convert the following voltages. Assume the silver-silver chloride and calomel reference electrodes are saturated with KCl, giving cell potentials of +0.197 V and +0.241, respectively.
Calculating new pH, a). How many mL of each of 0.10M lactic acid solution and 0.10M NaOH solution are needed to make 800mL of a buffer of pH 3.50?
Determine the mass of this substance should evaporate in order to freeze 190 grams of water at 25 degree Celsius initially? It is given that the heat of fusion H 2 O= 334 specific heat of H 2 O= 4.18
A 1.0-L buffer solution is 0.105M in HNO 2 and 0.145M in NaNO 2. Determine the concentrations of HNO 2 and NaNO 2 after addition of 1.4g NaOH.
Calculate the pH of a 0.130 M solution of aniline C6H5NH2. The Kb of aniline is 4.30 x 10-10.
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