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Write the structural formula of the main organic product for the following reaction between an alcohol, tosyl chloride and then a nucleophile: CH3CH2CH2OH ------> Treated with: 1.TsCl Pyridine 2. CH3CH2CH2S- ------->
A standard solution of sodium hydroxide has a molar concentration of 0.128M. You use 25.00ml of a solution of hydrochloric acid and this requires 32.75ml of the standardized sodium hydroxide solution to reach the endpoint. WHAT IS THE molar concen..
Calculate the heat of combustion of napathalien on a molar basis. Find the molar heat of comb.: q/1 mol. of napthalien
The temperature of a 35.2 g sample of iron increases from 23.7 C to 29.5 C. If the specific heat of iron is 0.450 J/g-K, how many joules of heat are absorbed.
Write a reaction mechanism for the adol condensation reaction betweeen p-anisaldehyde
Consider the weak acid, with a Ka = (4.40x10^-4). In the titration of 25.00 mL of a 0.01000 M solution of the acid with 25.00 mL of a 0.01000 M solution of NaOH
What volume in milliliters of a 0.5 solution of copper ll sulfate, CuSO4, is needed to react with an excess of aluminum to provide 11g of copper?
A multiple stage evaporate process concentrates a weak solution of LiOH from 4.48 wt% to 26.78wt%. This evaporator processes 10 metric tonnes of solution each day.
A sample of gas in a balloon has an initial temperature of 35 degree celsius and a volume of 1120 L. If the temperature changes to 74 degree celsius, and there is no change of pressure or amount of gas, what is the new volume,V2, of the gas
Assuming no energy is transferred to or from the surroundings, calculate the final temperature of the water after all the ice melts.
What is the approximate percent of complexed iron in a 0.1 M Fe3+ solution containing 1 M KSCN? Kf FeSCN2+ = 1.2*10^2
A sample of nitrogen gas in a 4.7-L container at a temperature of 28°C exerts a pressure of 3.6 atm. Calculate the number of moles of gas in the sample.
A weak monoprotic acid is titrated with NaOH, and the following data are recorded. Calculate the molar mass of the weak acid. original volume of acid solution = 50.00 mL mass of acid (a solid) = 0.3459 g
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