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Problem- (a) Estimate the boiling point of Br2 (l). (b) From standard reference sources, find the actual boiling point of bromine. (c) How do these values compare?
Give your answer with short explanation
A gas occupying a volume of 155 mL at a pressure of 0.970 atm is allowed to expand at constant temperature until its pressure reaches 0.541 atm. What is its final volume
Write out the Michaelis-Menten model for an enzyme catalyzed reaction. State at least two assumptions that must be made for enzymes that follow the Michaelis-Menten model.
question a heat engine operates in a carnot cycle between 76.0degc and 355degc. it absorbs 21000 j of heat per cycle
A precipitate of calcium phosphate is in contact with 653.9 mL of water. How many grams of calcium ion are present in the solution
Identify the charged groups in the peptide shown below at pH=1 and at pH=7. What is the net charge of this peptide at these two pH values? val-met-ser-Ile-phe-arg-cys-tyr-leu
The nitric oxide molecule, NO, readily loses one electron to form the NO+ ion. Why is this consistent with the electronic structure of NO. Predict the order of the N--O bond strengths in NO, NO+, and NO-, and describe the magnetic properties of each..
Chemical Kinetics - Determine the time taken by a reactant to reach a particular concentration
A 21.40L gas cylinder has been filled with 3.186 moles of gas. You measure the pressure to be 3.260 atm . What is the temperature inside the tank
The sample is diluted with 73.454 g of water. A 10.315 g aliquot of this solution is then titrated with 0.1079 M HCl. It required 29.41 mL of the HCl solution to reach the methyl red endpoint. Calculate the weight percent NH3 in the aqueous waste.
Which of the following reactions will have the greatest rate at 298 K. Assume the frequency factor A is the same for all reactions. EXPLAIN YOUR ANSWER. No credit given if no explanation.
If 1.20 grams of sodium metal are reacted with 4.00 mL of water, how many grams of NaOH will be produced. (The density of water = 1.00g/mL)
suppose a standardstrong-base solution was prepared by weighing out 1.934 g of naohin 500 ml of water. this solution
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