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Besides vodka, there are other colorless alcohol-containing beverages that can be titrated following the procedure in your lab. Given the average values for the percent alcohol by volume listed in the table below, which beverage do you expect to use the least amount of iron (II) standard solution during the titration? Assume all lab procedures stay the same.
White rum 37.0% Vermouth 18.0% White whine12.0%
a gas has the equation of state pvrtatpshow that for a reversible expansion between t1 and t2 at constant pressure p
Perform the nitration reaction for naphthalene according to the electrophillic aromatic substitution method. Explain whether this reaction will talk place and write down the products
Standard reduction potentials are given on the next page. (a) Draw a diagram of the electrochemical cell, labeling all electrodes and solutions. (b) What is the pH in the Pt | H+ | H2 half-cell. (c) What is the value of the equilibrium constant fo..
Molecular iodine, I2 (g), dissociates into iodine atoms at 625 K with a first-order rate constant of 0.271 s-1. If you start with 5.2x10^-2 M I2 at this temp.
A 427 mL sample of 0.2553 M HBr is mixed with 539 mL sample of NaOH (which has a pH of 13.87). What is the pH of the resulting solution
Photosynthesis by land plants leads to the fixation each year of about 1 kg of carbon on the average for each square meter of an actively growing forest. The atmosphere is approximately 20% O2 and 80% N2, but contains 0.046% CO2 by weight. What vo..
A membrane distillation unit is used to remove water and lactose from milk. In the unit warm milk flows through the inside of a bundle of fibres and a cold fluid which consists of water and lactose flows on the outside of the fibres.
A solution is prepared by dissolving 270 g of sucrose (C12H22O11) in 624 g of water. What is the vapor pressure of this solution at 30°C? (The vapor pressure of water is 31.8 mmHg at 30°C.)
Chemical reaction calculations, 1. Unbalanced equation SOCL2(1) + H2O(1) --- SO2(g) + HCl(g). How many molecules of H2O can 35.0 grams of thionyl chloride remove?
the specific heat capacity of silver is 0.235 jg k. its melting point is 962 c and its enthalpy of fusion is 11.3
The activation energy for a reaction is 37.6 kJ/ mol. The rate constant for the reaction is 5.4 x 10^3 at 45 degrees Celcius. Calculate the rate constant at 145 degrees celcius
How many atoms of hydrogen are there in 3.50 x 102 grams of water?
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