Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Chemistry Expert

A 0.15g sample of pure ZnCl2*xH2O was placed on an ion exchange column in the H+ form. The H+ released in the eluate required 16.98mL of 0.1024M NaOH to reach a phenolphtalein end point. Calculate the percent zinc in the sample. Calculate the value of x.

Chemistry, Academics

  • Category:- Chemistry
  • Reference No.:- M91020394

Have any Question?


Related Questions in Chemistry

How many formula units ofnbspna2so4are present in

How many formula units of Na2SO4are present in a 450 gram sample of the salt? Use 6.022×1023mol-1 or Avogadro's number. Report your answer in scientific notation. Your answer should have two significant figures.

How many moles of magnesium ion are present in 525g

How many moles of magnesium ion are present in 5.25g Mg 3 (PO 4 ) 2 ?

A chemist makesnbsp260 ml of silverii A chemist makes 260. mL of silver(II)

A chemist makes 260. mL of silver(II) oxide AgO working solution by adding distilled water to 50.0 mL of a 0.000205 M stock solution of silver(II) oxide in water. Calculate the concentration of the chemist's working solu ...

The combustion of naphthalene c10h8 which releases 51501

The combustion of naphthalene (C 10 H 8 ), which releases 5150.1 kJ/mol, is often used to calibrate calorimeters. A 1.05 - g sample of naphthalene is burned in a calorimeter, producting a temperature rise of 3.86 degrees ...

Sodium sulfide 117 g reacts with hydrochloric acid 167 ml

Sodium sulfide (11.7 g) reacts with hydrochloric acid (16.7 ml, 12.0 M) to yield sodium chloride and hydrogen sulfide. What is the theoretical yield (g) of hydrogen sulfide?

1 if congress taxes co2 production at 40 per ton of co2

1) If Congress taxes CO2 production at $40 per ton of CO2, what is the tax to burn one ton (2000 pounds) of coal which is 75% carbon? 2) How much heat energy can you get from burning that ton of coal? Take the book value ...

What is the minimum amount of 60 m h2so4nbspnecessary to

What is the minimum amount of 6.0 M H 2 SO 4  necessary to produce 25.0g of H 2 (g) according to the reaction between aluminum and sulfuric acid? 2 Al(s) + 3 H 2 SO 4 (aq) --------> Al 2 (SO 4 ) 3 (aq) + 3 H 2 (g)

What is the ph in a solution made by mixing 600ml of 00120

What is the ph in a solution made by mixing 60.0ml of 0.0120 Ba(OH)2 with 20.0 mL of 0.0500M acetic acid?

A chemist adds 1900 ml of a 2810-6 moll mercuryi chloride

A chemist adds 190.0 mL of a 2.8*10^-6 mol/L mercury(I) chloride (Hg2Cl2) solution to reaction flask. Calculate the micromoles of mercury(I) chloride the chemist has added to the flask. Round your answer to 2 significant ...

What roman numeral is required in the name of the following

What roman numeral is required in the name of the following compound? Ag2SO4 What roman numeral is required in the name of the following compound? CuCO3 What roman numeral is required in the name of the following compoun ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As