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Problem- By titration, 15.0 mL of 0.1008 M sodium hydroxide is needed to neutralize a 0.2053 g sample of a monoprotic acid. What is the molar mass of the acid?
Rework your solution from the beginning and check each step carefully.
A unknown solution of compound A in the same solvent was diluted from an initial volume of 2.00mL to 25.00mL and had an absorbance of 0.733 at 238 nm in a 1.00 cm cuvet. What is the concentration of the unknown solution
If a noxious green gas in a chamber is heated to 1.50 times its former temperature as well as the volume it occupies is doubled. Explain by what percentage does its pressure change and in what direction
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a solution contining agno3 is mixed with a solution of nacl to form a solution that is 0.10 m in agno3 and 0.075 m
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If the active site of chymotrypsin excludes water when its substrate binds, how is it possible for a water molecule to participate in the second stage of catalysis
Complete the ground-state electron configuration for these ions (using the noble gas abbreviation) and identify the charge. we need to find the electron configuration and the charge for Zinc ion thallium(lll) ion
What are the side products of simazine when not enough amine is added and when too much amine is added
the age of any remains from a once-living organism can be determined by radiocarbon dating a procedure that works by
A gaseous mixture of and has a density of 1.104 at 445 and 300 . What is the mole percent in the mixture?
What is the average velocity of nitrogen molecules at 24o C. At what temperature would oxygen molecules have the same average velocity as the N2 above
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