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Problem- A certain protein made of a single polypeptide chain contains 158 amino acids. Which of the following pieces of mRNA would be the smallest piece that could code for this polypeptide?
A) 158 nucleotides
B) 450 nucleotides
C) 975 nucleotides
D) 1325 nucleotides
E) 3800 nucleotides
A 0.1276-g sample of a monoprotic acid (molar mass=1.10x10^2) was dissolved in 25.0 mL of water and titrated with .0633 M NaOH. After 10.0mL of base had been added, the pH was determined to be 5.77. What is the Ka for the acid
It is given that the v.p. of water =233.7 mm Hg.at 70 degree Celsius then calculate the vapor pressure? express your answer in mm Hg ?
Use data from Table 7.2 in the textbook to calculate the volume of butane,C4H10, measured at 16.3 Celsius and 749 mmHg, that must be burned to liberate 9.00×104 J.
Water softeners remove metal ions of Ca2+ and Fe3+ by replacing them with enough Na+ ions to maintain the same number of positive charges in the solution.
Calculate the pH of 2.00L of buffer made u of 1.00 mole of sodium acetate and 1.00 mole acetic acid before and after the addition of 0.10 mole of NaOH. Assume there is no change in volume when NaOH is added
Write the molecular and net ionic equations for the reaction in aqueous solution of sodium sulfide and sulfuric acid. Explain why the reaction goes to completion.
Many gaseous reactions occur in a car engine and exhaust system. One of the reactions is NO2(g)+CO(g)-->NO(g)+CO2(g). Given the following information determine the overall rate order. Rate=K[NO2]^m [CO]^n
What is the maximum quantity of NaC2H3O2 that can be added to 200.0 mL of this solution before precipitation of begins?
How many moles of carbon dioxide are produced for every mole of tdi that is hydrolyzed
question explain and show hownbspyou would sythesise the following compounds starting with benzene or toluene and any
In which solution (acidic, basic, neutral water, or doesn't matter) is copper(II) chloride most soluble
Recall from the prelab the enthalpy of vaporization of isobutane. Isobutane is the fuel used in disposable lighters. The lighters' operation is dependent upon the butane's ability to vaporize and be ignited, and this depends somewhat upon the larg..
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