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Compouds A and B are alcohols with the molecular formula C3H8O. The following informations was obtained from a mass spectrum of each alcohol.A: peaks at m/z = 29, 31, 60B: peaks at m/z = 45, 60
Deduce the structure of each alcohol (Structure of A and structure of B)
A buffer initially contains 0.10 mol acetic acid and 0.13 mol of sodium acetate in 1.00 L. 0.02 mol of potassium hydroxide is added to the buffer
What is the molar mass of this substance, express your answer in g/mol and determine the moloar concentraitions Cr 2 O 7 ^2 and of K + ?
C2H4+2O2= 2CO+2H2O if 2.70 mol C2H4 is reacted with 6.30 mol O2 a. identify the limiting reagent b. calculate the moles of water produced
If a raindrop weighs 65 mg on average and 5.1 105 raindrops fall on a lawn every minute, what mass (in kg) of rain falls on the lawn in 1.5 h?
At 0.0 degrees C, if the volume of air is 2.5 mL and the pressure of the atmosphere that day is 805 mmHg, what is the number of moles of air.
What is the concentrationof lead ions and sulfide ions in a saturated solution of lead sulfide (PbS) soltution at 25 degree celcius(Ksp=3.0x10-28).
175g of water was heated from 15c to 88c. how many calories were absorbed by the water
If 13.5g of (NH_4)_2SO_4 is dissolved in enough water to form 230mL of solution, what is the molarity of the solution.
How many grams of carbon dioxide would be obtained from the burning of 92g of ethanol in oxygen?
If 7.00 mol calcium carbide (CaC2) reacts with an excess of water, how many moles of acetylene (C2H2) will be produced?
Explain how you would carry out these two reactions and why you obtain the products you indicate
Determine how much of each type of solution must be used to fill the prescription and Special eye drop solution for a glaucoma patient must have a 2% active ingredient, a pharmacist is to prepare 15ml of it but the he has 10% solution & 1% solution..
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