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Some students observe a low-boiling fraction around 40 degrees C during the simple distillation of producing t-amyl chloride from t-amyl alcohol via a unimolecular nucleophilic substitution reaction.
what species( ions/molecules)are present at the halfway point in the titration tword the stoichometric point in a.
What is the Ce 3+ concentration in a solution formed by combining 50.0 mL of 0.0500 M Ce 3+ with 50.00 mL of 0.150 M IO3-? The solubility-product constant for Ce(IO 3 )3 = 3.2 x 10 E-10.
Boron sulfide (B2S3) reacts violently with water to form dissolved boric acid, H3BO3, and hydrogen sulfide gas. What is the balanced Equation
A student carefully diluted 25.0mL of 6 M NaOH solution in 475 mL if distilled water. Calculate the molarity of the diluted solution of base.
How many moles of CO(NH2)2 are present in 145 g of water, if the freezing point of the solu- tion is -4.02?C? kf (water) = 1.86 K · kg/mol.
Calculate the total charge in coulombs supplied by the battery. How long in hours will it take to recharge the battery back to the original sulfuric acid concentration using a currtent of 22.4A
How many neighboring hydrogen atoms must the CH2 group (at 2.65 ppm H NMR ) of propyl amine see in order to have its signal split into a triplet
Each tablet contains 80. mg of the active ingredient and comes in bottles of one hundred. How many mL of a 0.100 M solution of HCl are required to dissolve ther active ingredient in a full bottle of Gaviscon tablets?
a naturally occurring element a exists in three forms of its isotopes a-28 27.977 amu 92.23 abundance a-29 28.976 amu
Using structures and your own words, explain why acetic acid (CH3COOH; you can look up the structure of the carboxylic acid if you're unsure) is more acidic than ethanol (CH3CH2OH)
What are the normal freezing points and boiling points of the following solutions. (a) 19.2 g NaCl in 193 mL of water freezing point °C boiling point °C (b) 14.6 g of urea in 67.1 mL of water freezing point °C boiling point °C
adiabatic expansion back to its initial temperature, (c) reversible isothermal compression back to 1.00 atm. Calculate q, w, delta U, and delta H for each step.
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