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Why do you need to keep a mixture of NaBH4 and MeOH in ice bath. Write down equation and explain why you have to put in ice immediately.
Write balanced complete ionic equation and a balanced net ionic equation for the following: Express your answer as a chemical equation. Identify all of the phases in your answer.
calculate the freezing point of this solution, boiling point of this solution, the vapor pressure change (from 23.76 torr at 25C) for the solution, the osmotic pressure of the solution, and the height of a column of water corresponding to this osm..
Tartaric acid is the white, powdery substance that coats sour candies such as Sour Patch Kids. Combustion analysis of a 12.01- sample of tartaric acid-which contains only carbon, hydrogen, and oxygen-produced 14.08 and 4.32.
3.5 grams of salicylic acid reacts with an excess amount of acetic anhydride. What is the theoretical yield
Calculate the feed rate of humid air in SCMH?Vapor pressures of water at 32 °C and 4 °C are 35.7 mm Hg and 6.1 mm Hg respectively.
consider a mixture of air and gasoline vapor in a cylinder with a piston. the original volume is 40. cm3. if the
Calculate the weight of benzene codistilled with each gram of water and the percentage composition of the vapor produced during a steam distillation. The boiling point of the mixture is 69.4°C is 227.7 mmHg.
Using stock titrant concentration of 0.1000mol/L NaOH find NaOH concentration 1:25 dilution 10ml pipetted in 250 ml volumetric flask
The aqueous solution was subsequently treated with an excess of AgNO3 solution and the AgCl precipitated was collected and weighed. its mass was 2.022 grams of AgCl.
if you burn 1.5 mol C3H8 according to the following reaction C3H8 +5O2 = 3CO2 + 4H2O how many grams of carbon dioxide are produced.
Reversible adiabatic processes are isentropic. Are isentropic processes necessarily reversible and adiabatic?
calculate the final temperature of the gas mixture. Assume the heat capacities of the gases are constant and are given in Appendix B of your text.
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