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For a reaction a plot of ln k (rate constant) vs 1/T gave a line with y-intercept of 5.2. what is the value of the frequency factor for this reaction?
First ,2-chlorotoluene react with acetylchloride. then acylation product (an oil ) react with its corresponding carboxylic acid(aluminum(3) chloride)
A buffer solution contains .20 M aniline (C6H5NH2 Kb= 3.9 *10^-10) and .20 M anilinium chloride (C6H5NH3^+) Cl^-. What is the pH of this solution
What is the theoretical yield in grams? What is the theoretical yield in moles? (I already have the calculated amounts of reactants) Just need theoretical yields.
A 50.0-mL sample of 2.0 x 10-4 M CuNO3 is added to 50.0 mL of 4.0 M NaCN. Cu+ reacts with CN- to form the complex ion [Cu(CN)3]^2: [Cu(CN)3]^2- Cu+ (+) 3CN- K = 1.0 x 10^-9
What is the pH when 100 mL of 0.1 M NH3 is titrated with 50 mL of 0.2 M HCl? pKa of NH4Br is 9.25.
balance the following equationcus agno3aq ags cuno32aqs and aq in parantheses refers to the phase of the reactants
A sample of argon gas collected at a pressure of 761 mm Hg and a temperature of 283 K has a mass of 32.2 grams. The volume of the sample is. answer in L please.
A restriction enzyme has a recognition seuence between G and C in a palindrome. Show the products of the followling double stranded DNA upon treatment with the enzyme
Write down a lewis structure for SbCl5 and also explain Does the the octet rule is obeyed by this molecule Explain how many grams would 3.01 * x10 23 atoms of tellurium have?
How many moles of oxygen are formed when 58.6 g of KNO3 decomposes according to the following reaction. The molar mass of KNO3 is 101.11 g/mol.
Supppose that a 1 L solution is made from 226 mg of citric acid (C6H8O7).What is the molarity of citric acid?
The absorbance at 595 nm was 0.78 and,according to a standard curve, corresponds to 0.015 mg of proteinon the x axis. What is the protein concentration of the original solution?
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