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A compound of formula C7H8O illustrates H NMR signals at 2.3 (singlet 1H), 4.6 (singlet 2 H) and 7.3 (singlet, 5H). The infrared spectrum shows a strong, broad absorption between 3200 as well as 3500 and strong narrow absorbance at 3065, 2875 and 1030 cm-1. Define the structure of the compound as well as provide and acceptable name.
when 100g Mg3N2 reacts with 75.0g H20, 15.0g of NH3 is formed. What is the percent yield? Mg3N2+6H2O-->3Mg(OH)2+2NH3
if you prepare a 1.00 nh4clo4 solution of beginning with water at 21.5 what is the final temperature of the solution in
if one canister backpackers often use canisters of white gas to fuel a cooking stoves burner having 1.45 litre of white
The black silver sulfide discoloration of silverware can easily be removed by heating the silver article in a sodium carbonate solution in an aluminum pan.
Determine the value of Kc for the following reaction if the equilibrium concentrations are as follows: [N2]eq = 3.6 M, [O2]eq = 4.1 M, [N2O]eq = 3.3 × 10-18 M.
The spectrum exhibited an absorption band at 260 nm which is attrbutable to benzene, and the absorbance of this band was 0.69. In a reference source, the student found that the molar absorptivity of this benzene band in ethanol
A 2.18 g vitamin C tablet was melt in water. It took 28.45mL of 0.124 mol/L sodium hydroxide to neutralize the ascorbic acid in the tablet. Compute the percent (m/m) of ascorbic acid in the tablet.
What temperature is required to contain gas in a 525 mL flask at 1.23 atm if it originally occupied 555 mL at 755mmHg and 18 degrees celcius
State a balanced equation for the reaction of aqueous sodium carbonate with aqueous nitric acid to yield CO2, NaNO3, and H2O.
explain why the vitamin tablet is crushed before titrating with the iodate titrant.
A xenon fluoride compound can be prepared by heating a mixture of Xe and F2 to a high temperature in a pressure- proof container made of nickel.
Do you think you can calculate the % of ethanol in the distillate by comparing an average boilling point of the 5 ml portion which comprise the distillate
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