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Explain why is it important to add the solution of bromine quickly as well as in one portion to the test tube containing the aromatic substrate?
Lithium is the least dense metal known (density: 0.53 g/cm3). What is the volume occupied by 5.90 multiplied by 103 g of lithium
You have as well been informed that an insect infestation has just decimated your supplier's rose crop and you are now also required to synthesize the ester, benzyl butanoate
Sometimes as a solute dissolves in a solvent, the solute molecules dissociate to some extent; sometimes solute molecules associate to form larger molecular units, such as dimers and trimers
CO2 has a mol wt of 44 Da. 5.0 micro liters of CO2 is added to 525 mL of air. The pm of CO2 by volume and weight is/are?
Octane has a density of 0.692 g/mL at 20 C. How many grams of O_2 are required to burn 1.50 gal of C_8H_18?
Calculate the entropy and Gibbs energy of mixing when the partition is removed. Assume that the gases are perfect.
solution of ephedrine was determined with a pH meter andwas found to be 10.70. Calculate the pKb for ephedrine.
Calculate the amount of heat required to raise the temperature of 1500g of water from 25C to 63C
Calculate the change internal energy for a system that is giving off 45.0 kJ of heat and is performing 855 J of work on the surroundings.
how many kj of energy are required to convert 171 grams of water liquid at 100degc to steam at 114degc? the following
The osmotic pressure of the resulting solution is 0.02 atm. The solution is prepared at 298 K. Explain what is the molecular weight of the protein. To complete this problem, utilize the Morse equation and presume that the protein is not a salt (i...
What is the pH of the solution during the titration when the following volumes of the NaOH have been added to 34.5-mL of the acid.
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