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Why does a DNA strand grow only in the 5'to 3' direction?
A researcher studyng the nutritional value of a new candy places a 4.50 gram sample of the candy inside a bomb calorimeter and combusts it in excess oxygen
Question- What volume of 0.200 M Na2Co3 (aq) solution contains 53.0 g of Na2Co3 Could you show the steps and equation
In a constant pressure calorimetry experiment, a reaction gives off 20.8 kJ of heat. The calorimeter contains 150 g of water, initially at 23.4 oC. What is the final temperature of the water. The heat capacity of the calorimeter is negligibly small..
Question- Calculate the pH of a buffer solution made by mixing 196 mL of a 1.78 M trimethylamine, (CH3)3N, solution with 245 mL of a 1.31 M trimethylammonium chloride, (CH3)3NHCl, solution.
An 80.0-gram sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was done by the system and its internal energy increased by 6275 J. What is the specific heat of the gas?
Compound Q is identical to the product obtained by the side-chain oxidation of meta-xylene. Compound R, C3H6O has only one single peak absorbance in its nmr spectrum. Compound S, C2H4O2, is water-soluble. Draw the structures for compound P, Q, R, ..
A 32.6 iron rod, initially at 22.3, is submerged into an unknown mass of water at 63.3, in an insulated container. The final temperature of the mixture upon reaching thermal equilibrium is 59.1. What is the mass of the water
Name each of the following species for the following acid-base reactions. (The equilibrium lies to the right in each case, i.e., the product side is favored. If the species is an ion, include the word "ion" in the name.
propose a synthesis of teflon (polytetraflauroethlene). What starting materials are required? What type pf reaction would be used to achieve polymerization
How do you find the concentrations of the individual reactants that are part of the compounds? As far as the relative rate, I don't understand how to find m, n, and p in the equation: relative rate = k' (I-)^m(BrO3-)^n(H+)^p.
What amount of NaOH ( a strong base), in mg, would be required to neutralize 100 mg of H2SO4 (MW=98) in 1 L of water.
Draw a phase Diagram (label axes), showing normal boiling boint, critical temperature (b) define critical temperature
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