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A solution of glucose in water is labelled as 10% (w/w) the density of solution is 1.20gm per ml calculate 1.)molarity 2.)molality 3.) mole fraction of each component in solution
want to synthesize 3-methyl-2-pentene from 2-chloro-3-methylpentane. Which reagent would you use
The oxygen conversion is 82.0%, and the concentration of the ethanol in the product stream is three times that of the aldehyde and four times that of the acetic acid. (a) What is the fractional conversion of ethane. (b) What is the production rate..
A block of alumium with a volume of 91.1cm^3 absorbs 64.6 j of heat. If its initial temperature was 33.7C, what is its final temperature
how many grams of gold would plate on the metal used for the medallion? Explain what you are thinking as you show your calculations.
A standard addition procedure is used to determine the concentration of F- (in ppb) in a water sample. To four 6.00 mL aliquots of a water sample were added 0.00 mL, 1.50 mL, 2.50 mL, and 3.50 mL of a standard NaF solution containing 12.0 ppb
Oxygen gas is commonly sold in 50.0L steel containers at a pressure of 145 atm. What volume (in liters) would the gas occupy at a pressure of 1.16 atm. if its temperature remained unchanged
the pka of benzoic acid and 4-nitroanilinium hydrochloride are 4.2 and 1.0 respectively.a. determine the keq for the
What is the partial pressure of hydrogen gas in a mixture of hydrogen and helium if the total pressure is 588 mm Hg and the partial pressure of helium is 445 mm Hg?
How many carbon atoms are present in the smallest ketone which cannot exhibit enol-keto tautomerism
a. how would you prepare 100ml of 0.5m naoh? calculate the mass of naoh needed and describe the procedure and glassware
What is the change in average specific (kJ/kg) enthalpy of this system if the quality increases by 0.71 at a constant pressure of 10 bar?
The ka of acetic acid is 1.8 x 10^-5. Please show the calculations for the preparation of 100 mL of an acetic acid - sodium acetate pH 5.0 buffer using .10 M acetic acid.
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