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Problem- Draw the major organic product formed by reaction of 2-hexyne with the following reagent: BH3 followed by h2o2/ NaOH
Please write answer for each section to receive points
32.00mL of a .2500 M sodium hydroxide solution exactly neutralized a solution containing 0.5000 grams of a soluble solid acid that yields two moles of hydrogen ions per mole of acid when dissolved. Calculate the molar mass of the acid. Write balan..
Problem- A sample of starch is hydrolyzed for some unknown length of time. It gives a negative iodine test and a negative Benedict's test. How hydrolyzed is this sample (in terms of the fragment size or number of glucose units still connected)?
What is the maximum concentration, in mol/L and mg/L, of Cu^2+ and Zn^2+ in a solution that contains both ions if the pH is (a) 10.00, (b) 11.00, (c) 12.00
If the frequency of a given type of electromagnetic radiation increases, the: (a) speed of light increases; (b) energy decreases; (c) wavelength increases; (d) energy increases. You must back your answer (a, b, c, or d) with a full explanation tha..
the average concentration of strontium ion in seawater is 8.00 mg of strontium ion per kg of seawater. what is the
Calculate the hydronium ion concentration and the pH after the addition of .25mL of .10 M HCl to each one. What accounts for the difference in hydronium ion concentrations? Explain this based on equilibrium concepts.
A mixture of ammonium chloride and sand is placed in an evaporating dish and massed at 56.246g. The mixture is heated, driving off the ammonium chloride and massed again
Considering a titration of 100.0mL of 0.100 M H2A (Ka1 = 1.50 x 10-4 and Ka2 = 1.00 x 10^-8). How many millimeters of 0.100 M NaOH must be added to reach a pH of 5.000
The resulting solution freezes at 26.5 oC. If Kf for the solvent is 1.74 o C/m then determine the molar mass of the nonelectrolyte compound?
calculate the heat of fusion of ice if you had 15 grams of warm water at 40 degrees celsius in a styrofoam cup and you
the value of kp for the reaction 3h2 n2--gt2nh3 is 4.3x10-4 at 648 k. determine the equilibrium partial pressure of
a certain first-order reaction a--gt products has a rate constant of 3.60times10-3 at 45 degrees celsius. how many
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