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When 4.03 g of CH3OH was mixed with 6.33 g of O2 and ignited, 3.92 g of CO2 was obtained. What was the percentage yield?
Description of amino acids, Chiral compounds occur when a carbon atom has four different things bonded to it. All but the simplest amino acids (glycine) are chiral because the alpha carbon has an amine group
Converting Voltages, Convert the following voltages. Assume the silver-silver chloride and calomel reference electrodes are saturated with KCl, giving cell potentials of +0.197 V and +0.241, respectively.
Green light of a wavelength 516 nm is absorbed by an atomic gas. What is the energy difference between the two quantum states involved in the transition.
barium metal crystallizes in a body-centered cubic lattic. The unit cell edge length is 502 pm, and the density of the metal is 3.50 g/cm3. Using this information.
Consider the solution reaction AlCl3 + 3AgNO3 -> 3AgCl + Al(NO3)3. What volume of 0.100 M AlCl3 will exactly react with 55.0 mL of 0.162 M AgNO3?
What you need to know about Problems, The Ksp of La(IO3)3 is 1.0×10-11. Using activities, what is the molar solubility of La(IO3)3 in a 0.050 M solution of NaNO3?
A nugget of pure gold of 4.90 grams absorbed heat of 270 Joules. determine the final temperature of the Au if the initial temperature = 22.0°C? specific heat of Au =0.129 J/(g·°C).
What is the molarity (M) of a solution that contains 2.553 grams of NaOH (MM = 40.00 g/mol) in 81.11 mL of solution.
Determine the work done by the evolution of H 2 in the subsequent reaction on the surrounding atmosphere with1atm pressure and at 25 degree celsius temperature and express your answer in Joule
A 97 gram solution of silver nitrate contains 10 grams of AgNO3. What is the percent by mass of silver nitrate in this solution
Find the mass of the sugar (C6H12O6) required to produce 1.82 L of carbon dioxide gas at STP from the reaction?
A calorimeter contains 125 g of water at 26.1°C. A block of metal with a mass of 25 g is heated to 96.5°C and then placed in the water in the calorimeter.
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