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You are about to perform a reaction that requires 1.25 mol of CaCl2 to go to completion. The solution available in the stock room has a concentration of 33 % w/v. How many mL of this solution will you need to use?
Primary alcohols can be oxidized to aldehydes and carboxylic acids. Often it is difficult to stop at the aldehyde oxidation state. One method frequently used to accomplish
Calculate Delta mixG, Delta mixS, and Delta mixH for mixing 150.0 g of benzene with 200.0 g of toluene at 20 degree C and 1 atm.
The vapor pressure of ethanol is 100. mmHg at 34.9°C. What is its vapor pressure at 53.5°C. (?Hvap for ethanol is 39.3 kJ/mol.) _____ mmHg
sketch the curves for the distribution of energy states and their electron popultaions for a metallic conductor, an insulator
If 0.130 mol a third gas is added with no change in volume or temperature, what will the total pressure become?
What was the temperature change of the metal? C) Calculate the specific heat and the atomic mass of the metal. What is the metal?
A mix of p-methylstyrene, p-methoxystyrene and p-cresol is run using colmn chromatography.
Calculate boiling point of a solution of 500.0 g of ethylene glycol dissolved in 500.0 g of water. kf = 1.86 c/m and kb = 0.512 c/m. Use 100 degrees celsius as the boiling point of water.
The acid dissociation constant (Ka) of caffeineH+ is Ka = 0.25 M. If a cup of tea has a pH of 7.6, what should be the ratio of concentrations of caffeineH+ to unprotonated caffeine in the tea
Assume that the maximum number of ATP's is produced (38). At pH 7, and in the presence of excess Mg2+
Calculate the molarity of sodium sulfate in a solution prepared by mixing 35 mL of 0.15 M sulfuric acid with 15 mL of 0.85 M sodium hydroxide.
Identify the oxidizing agent and the reducing agent for rm Ba(s) + Cl_2(g) to BaCl_2(s)?
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