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From the volume of titrant added, calculate the moles of vitamin C for each titration. Show asample calculation for trial 1, and then just state the final results for the calculation of trials 2and 3. Use 5 digits in all intermediate values and report the final value to the appropriatenumber of significant figures.Trial 1Trial 2Trial 3
C12H22O11(aq) + 3 O2(g) 2 H3C6H5O7(aq) + 3 H2O(l) Determine the mass of citric acid produced when 4.60 mol C12H22O11 is used.
If one pipet volume of each of the following pipets (2, 5, 10 mL) of a 2.56x10-1 M sample are added to a 25 mL volumetric flask and it is filled to the line with water and well mixed, what is the concentration of the resulting solution?
Which monatomic ion has a charge of 1+ and the electron configuration [Kr]4d105s2? Write the element symbol and charge.
A 0.5560 g sample of Cl- sample was dissolved to make 250.0mL of solution. A 10.00mL aliquot of this solution was titrated with 0.01157 M AgNO3 to give a 33.49mL endpoint. Explain what is the % Cl- in this sample.
Acylation of n-propylbenzene gives an unexpected side product. Explain this occurance and give a mechanism.
Identify (name) each pathway, the enzyme whose activity determines how much glucose-6-P is metabolized by that pathway, one effector (regulatory molecule) which controls the activity of each enzyme, and how the effector affects the activity of the..
Did enzyme denaturing affect the active site? what amino acid residue in catalase would change by more basic PH
Describe an expreiment to determine the molal freezing point depression constant
How Well Do You Protect Your Safety - Are You an Environmentalist?
A mixture of 0.074 mole H2 and 0.151 mol CH4 is at equilibrium with solid carbon in a 1 liter container. If the equation for the equilibrium is CH4(g) ?C(s) + 2H2(g). (a) Explain what is the value for Kc
All the CO2 that enter waterbody is converted to CH2O. How much oxygen (moles/m^2) is required to oxidize it back to CO2?
Find the pH and percent dissociation of a 0.100 M solution of a weak monoprotic acid having the following Ka value. Ka = 1.0 x 10^-5
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