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An overworked teacher placed ethanol and ethyl bromide in two different bottles but forget to label them. What simple chemical test is performed on a sample from each bottle to identify them?
A stock solution is prepared by adding 15 mL of 2.5 M Ba(CN)2 to enough water to make 23 mL. What is the CN- concentration of 10 mL of the stock solution?
A patient weighs 165 pounds and is to receive a drug at a dosage of 45.0 mg per kg of body weight. The drug is supplied as a solution that contains 25 mg of drug per mL of solution. How many mL of the drug should the patient receive?
The production of NO gases is an unwanted side reaction of the main engine combustion process that turns octane,C8H18 , into CO2 and water. If 85% of the oxygen in an engine is used to combust octane, and the remainder used to produce nitrogen dio..
Problem- 0.550 L of 0.470 M H2SO4 is mixed with 0.500 L of 0.220 M KOH. What concentration of sulfuric acid remains after neutralization
The decomposition of N2O to N2 and O2 is a first- order reaction. At 730°C the half-life of the reaction is 3.58 3 103 min. If the initial pressure of N2O is 2.10 atm at 730°C, calculate the total gas pressure after one half-life.
Use the modified form of the Clausius-Clapeyron equation to estimate the boiling point of water at 24.0 torr pressure
Question- Draw the structures of the cycloalkanes with the molecular formula C6H12 that have a four membered ring and two substituents on different carbons. Show all stereochemical isomers
Problem- Calculate the standard free energy change for the reduction of pyruvate by NADH. Is this reaction spontaneous under standard conditions
Consider the titration reaction of hydrochloric acid and sodium hydroxide. If 4 mL of a 10M solution of sodium hydroxide is tritrated with a 5 M solution of HCl, determine how many milliliters of HCl is required for complete neutralization.
The equilibrium constant, Kc, for the following reaction is 1.29E-2 at 600 K: COCl2(g) CO(g) + Cl2(g) Calculate the equilibrium concentrations of reactant and products
based on the average number of moles of io3- in your samples and the initial volume of those samples what is the
Calculate DG for a voltaic cell with E= +0.24V if the overall reaction involves a 3 electron reduction.
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