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What do you put DNA in when using Gel Electrophoresis?
Potassium metal as well as water reacts to form potassium hydroxide and hydrogen gas. If you react 1.12g of potassium metal as well as 15.0mL of water density = 0.99997 g/mL1) which reactant is the limiting reactant?
Why is it possible to us ehtnol to extract an organic compound from water even though most organics are more soluble in ethanol than in water?
Determine the number of grams of O2 consumed.
what mass of silver chloride can be prepared by the reaction of 130.0 ml of 0.15 m silver nitrate with 190.0 ml of 0.30
electrons are ejected with a kinetic energy of 3.54x10^-19 J. What is the work function of the metal in joules?
A reaction with the activation energy Ea= 166.00 kJ/mol, has a rate constant k = 3.900 x 102 at 329.00 Kelvin. Determine the rate constant when the temperature is changed to 693.00 Kelvin. R = 8.314 J K-1mol-1
Ice cream mix containing 40% total solids is frozen so that half of the original water is made into ice (which is effectively pure water). If the mix contained 12% fat, 16% sugar, and 12% nonfat milk solids
A sample of a compound is found to contain 1.011 g of chromium and 0.467 g of oxygen. What is the empirical formula for this compound
Treatment of D, first with aqueous acid and then with KMnO4, yields 2 carboxylic acids identified as acetic acid and pentanoic acid. (KMnO4 cleaves 1,2-diols to yield carboxylic acids.) Propose a structure for compound D. Don't worry about sterioc..
Problem- Draw the Lewis structure for CH2. Which of the following statements is the valence bond description of the bond between carbon and oxygen in this molecule
sodium metal is also readily oxidized by o. if the product of there action were dissolved in water what would be the
Problem- If I have 300mL of a solution of 25 g/mL. I want to dilute it to a concentration of 5 g/mL. What do I do? Please illustrate work and any conversions to assist me better understand.
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