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Torsional strain is exhibited during exclipsed Newman Projections. Where would steric hindrance be demonstrated? At any point in a Newman Projection
Calculate the standard reduction potential for the X half-reaction. The standard reduction potential of the copper half-reaction is 0.52 V. (Hint, write the half-reactions and the overall chemical equation for the spontaneous reaction.)
A solution is made by dissolving 36.0 g of ethanol (C2H5OH) in enough water to make 6.33 liters of solution. What is the molarity of the solution? (note:one mole of ethanol weighs 46.07 g)
Calculate the pH for each of the following cases in the titration of 50.0 mL of 0.210 M HClO(aq) with 0.210 M KOH(aq). (a) before addition of any KOH (b) after addition of 25.0 mL of KOH (c) after addition of 40.0 mL of KOH
At 0.0 degrees C, if the volume of air is 1.7 mL and the pressure of the atmosphere that day is 695 mmHg, what is the number of moles of air?
1. Why does milk go sour and what causes the formation of curd? 2. Explain why during the experiment casein precipitates wheen hydrochloric acid is added to it.
Calculate the pH for each of the following cases in the titration of .50 mL of .150 M hypochlorous acid, HCLO(aq)
The reaction between NO2 and CO to produce NO and CO2 is believed to occur via two steps shown below. Step 1: NO2 + NO2 ? NO + NO3
What mass of oxygen (in grams) reacts when 13.2 g of methanol (CH3OH) are combusted in oxygen to produce carbon dioxide and water
You have two gas tanks, one is 7.00 L and the other is 3.50L, and one of the tanks has oxygen in it and the other has acetylene. If the tank wth the oxygen has a pressure of 145 atm, what is the pressure of the other tank?
If the pressure of gaseious chloroform in a flask is 195 mm Hg at 25 degrees celsius and its density is 1.25 g/l, what is the molar mass of chloroform?
A reaction is followed and found to have a rate constant of 3.36 x 10^4 M-1S-1 at 344 K and a rate constant of 7.69 M-1s-1 at 219K. Determine the activation energy for this reaction"
Compute the molar mass of the noble gas krypton(Kr) in a natural sample, which is 2.2% 80 Kr (molar mass 79.91 g/mol),
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