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Problem- Calculate the pH of a .125 M solution of Sodium Hypochlorous (NaClO). The Kb of ClO4 - is 4.0x10^-8 at 25 CelsiusWrite the steps included in computation of pH
Determine the change in internal energy of the gas express your Answer in units of kJ and operates for nine minutes to heat the gas in a cylinder
A 0.9760-g sample of potassium acid phthalate required 44.00 mL of barium hydroxide solution for titration. How do you calculate the molar concentration of the barium hydroxide.
The first equivalence point for the titration of 0.2567 grams of a weak acid is reached when a volume of 26.80mL of 0.0510 M NaOH(aq) has been added. What is the molar mass of the acid?
How much energy must be removed from a 125 g sample of benzene (molar mass=78.11g/mol) at 425.0 k to liquify the sample and lower them temperature to 335.0 k
In the process of recrystallization, sometimes, it's necessary to scratch the side of the flask with a glass rod. What does this do
Assuming that the solution volume remains constant at 125mL. find the molarity of the final KBr solution?
For an oxidation and reduction reaction, indicate what is oxidized and what is reduced in the following reaction.
The volume of a gas sample is 650. mL at STP. What volume will the sample occupy at 25.0°C and 950. torr pressure.
Give the structure for an isomer of compound A that has a melting point that is appreciably different from that of A yet NMR spectra that are almost identical to those of A. Include wedge/dash bonds.
use any resources available to you to find the structures of these drugs and then identify the functional group or
how many moles of copper nitrate are present in 5 ml of 1.20 M copper nitrate? how do you arrive at that answer?
As a solid, Fe adopts a body-centered cubic unit cell. How many unit cells are present per cubic centimeter of Fe. What is the volume of a unit cell of this metal
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