Explain what would be a good sample size

Assignment Help Chemistry
Reference no: EM13506721

100g of orange juice is said to contain about 50mg of ascorbic acid. How much of a 2E-4M DCPIP titrant should be required to titate a 100g sample? What would be a good sample size?

Reference no: EM13506721

Questions Cloud

Explain the partial pressure of c6h6 in the vapor phase : What is the partial pressure of C6H6 in the vapor phase. What is the mole fraction of C6H6 in the vapor phase.
Statement of cash flows in making informed decisions : Prepare a statement of cash flows for year ended December 31, 2014. Use the indirect method for cash flows from operating activities and how can users of financial statements utilize statement of cash flows in making informed decisions?
What is the rate of increase of the entropy of the universe : On a cold winter day, the outside temperature is -20°C and the inside temperature is maintained at 20°C. What is the rate of increase of the entropy of the universe
Determine the force exerted on your fingertip : Estimate the radiation pressure due to a 100-W bulb at a distance of 7.0 cm from the center of the bulb.  Estimate the force exerted on your fingertip
Explain what would be a good sample size : 100g of orange juice is said to contain about 50mg of ascorbic acid. How much of a 2E-4M DCPIP titrant should be required to titate a 100g sample. What would be a good sample size.
Prepare an amortization schedule for the interest : Prepare an amortization schedule for the interest and principal payments for the four-year period.
Determine the receivables from customers : Determine the receivables from customers that the company would show on its 2012 and 2013 balance sheets prepared using accrual basis accounting.
Determine the amount of principal and interest krueger paid : Krueger agreed to repay the principal and interest in 10 annual payments of $7,451.47 at the end of each year. Determine the amount of principal and interest Krueger paid during the first and second year that the note was outstanding.
Calculate the rms value of the electric field : A high-energy pulsed laser emits a 1.5-ns-long pulse of average power 2.6×1011 W. The beam is 2.3×10?3 m in radius. Determine the rms value of the electric field

Reviews

Write a Review

Chemistry Questions & Answers

  State a steady state approximation to determine expressions

Apply the steady state approximation to determine expressions for the rate of production of methane, CH4, and of ethane, C2H6.

  Finding moseley and atom property

What property of the atom did Moseley associate with the wavelength of X-rays emitted from an element in his experiments?

  Explain how many moles of ammonium nitrate are necessary

According to the following reaction, how many moles of ammonium nitrate are necessary to form 0.625 moles water

  Explain the vapor pressure of pure a and pure b

the vapor pressure of pure A and pure B are 76.5 kPa and 48.2 kPa respectively. When the total vapor pressure is .593 atm, calculate the mole fraction of A and B in the liquid mixture

  190 ml of an hcl solution with ph of 260 is added to 200 ml

190 ml of an hcl solution with ph of 2.60 is added to 200 ml of an hno3 solution. the resulting ph is 1.40. what was

  Define the reaction will shift to the right in the direction

What effect will increasing the temperature have on the system? Fe3O4(s) + CO(g) ?? 3 FeO(s) + CO2(g) DH°= +35.9 kJ A) No effect will be observed. B) The reaction will shift to the right in the direction of products.

  Compute the ph of sodium acetate

calculate the ph of a 0.070 M sodium acetate CH3COONa and 0.020M acetic acid CH3COOH buffer The ka is 1.7x10^-5

  Explain the ph of a solution of ammonia and nh3

The pH of a solution of ammonia, NH3, is measured at equilibrium and found to be 11.48. Given that Kb for NH3 is 1.8 X 10?5, what was the initial (before equilibrium) concentration of NH3

  Solution formed with the given sodium hydroxide solution

Following the instruction for the standardization of sodium hydroxide a student took 3.5 gms of KHP (MWt 204.2g/mol) and titrated the solution formed with the given sodium hydroxide solution.

  Compute the molar concentration of acetic acid

Using the data collected for part c on your data sheet and assuming the density of the vinegar is 1.00g/mL, 1) calculate the molar concentration of acetic acid (CH3COOH) in the vinegar sample using the average volume of NaOH.

  Explain lineweaver burke plot superior to the michaelis

why is the Lineweaver Burke plot superior to the Michaelis- Menton plot for calculation enzyme kinetic values

  Explain a process occurs spontaneously and dssystem

A process occurs spontaneously and DSsystem 0DSuniverse > 0The pressure is constant.Both (a) and (b) are correct.All of these answers are correct.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd