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Show by means of equations and reagents, how the following conversion would be achieved? Propyne to butanoic acid
Vanillin is an organic compound containing C,H and O. Combustion of 1.05g of vanillin produces 2.43g CO2 and 0.50 of H2O. The Molar mass of vanillin is 152.16g/mol. What is the molecular formula for vanillin
a student mixed 5.00 ml of a nickel2 chloride solution with 5.00 ml of .100m sodium phosphate and a precipitate formed.
Carbon-14 has a half-life of 5730 years. In a plant fossil, you find that the ^14C has decayed to 1/32.0 of the original amount. How long ago was this plant alive
Calculate the pH at the equivalence point in titrating 0.110 M solutions of each of the following with 7.0×10-2 M NaOH.
a) A solution of 1-iodohexane b) A solution of (S)-2-iodohexane c) A solution of 40% (S)-3-chlorohexane and 60% (R)-3-chlorohexane d) A solution of equal quantities of R and S 3-chlorohexane
If you wanted to dilute a concentrated solution to make a solution that was 1/10 of its original concentration, how many milliliters of the concentrated solution would you need for a final volume of 250 mL of dilute solution
What will happen if a small amount of sodium hydroxide is added to a 0.1 M solution of ammonia. a) Kb for ammonia will increase b) Kb for ammonia will decrease
how many grams of carbon dioxide are produced when 2.50g of sodium hydrogen carbnate reacts with excess citric acid
if 58.3 grams of a 14 mm solution of naoh were boiled to dryness how much naoh would remain? if the recovered naoh from
sodium hydrogen carbonate how do I figure out how many moles of carbon dioxide are in the balloon? The circumference of the balloon is 5.89 cm.
Determine the pH of the acid solution before the titration begins and the pH at the equivalence point when 50.0 mL of the NaOH has been added. The Ka of HF is 7.2*10^-4
Write the formula of the reactants and products-including the symbols for the state- (s), (l), (g), (aq)- then balance the equation.
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