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Explain why is it necessary to add an acid catalyst such as HCl or sulfuric acid while there is already a carboxylic acid present?
Amides undergo hydrolysis to carboxylic acids on treatment with alkali. Diagram a suitable mechanism for the conversion of benzamide to benzoic acid
A 119.6ml sample of 0.110M methylamine (CH3NH2) is titrated with 0.255 M HNO3 . Calculate the pH after the addition of each of the following volumes of acid.
Determine the energy in joules of a mole of photons coupled with red light of wavelength
What is the change in total pressure within the chamber following the reaction? Assume a constant temperature throughout the process.
the mass of the sphere in 2 is 456 g. calculate the density of that sphere. please show
briefly describe your synthetic strategy. you may use any reagents of your choice. if any reagent you wish to use is unstable and has a small shelf-life
Acidic and basic solutions have distinct physical and chemical properties. For chemistry courses, especially those with a laboratory component, it is important that you be able to distinguish these properties
Consider the neutralization reaction that takes place when phosphoric acid reacts with aqueous potassium hydroxide
which of the following alkyl halides reacts most rapidly via SN1 solvolysis reaction in hot methanol? A) 1-iodo-1-methylcyclohexane
What is the expected Nernst equation, in mV, for each decade change in the hydrogen ion concentration for a glass elecrode
Compute the difference in pressure between CH4 and an ideal gas if 14.0 moles of gas are in a 6.00 litres tank at the temperature of 21.1 degree celsius . The van der Waals constants for CH4 are a =2.300 L^2 x atm/mol ^2 and b=0.0430 L/mol.
A gas expands and does P-V work on the surroundings equal to 337 J. At the same time, it absorbs 177 J of heat from the surroundings. Calculate the change in energy of the gas.
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