User Account

All Pages

Calculate the number of moles of solute needed

Assignment Help Chemistry
Reference no: EM132060673

1. Sodium sulfate is a compound used in many soap or detergent products. Calculate the number of moles of solute needed to make 8.0 mL of 2.22 mol/L sodium sulfate solution.

2. Calcium nitrate is sometimes used in regenerable cold packs. Calculate the mass of solute needed to make 75.0 mL of 2.35 mol/L calcium nitrate solution.

Reference no: EM132060673

Questions Cloud

How would the markets react due to various policies : How would the markets react due to various policies that might be passed with our new president?
Calculate the concentration of the solute : Write dissociation equation and calculate the concentration of the solute needed to produce a Fe2 SO4 solution with 0.600 mol/L iron(III) ions.
Which solution is more concentrated : Solution A has a concentration of 3.48 x 103 ppm and Solution B has a concentration of 0.46% W/V. Which solution is more concentrated?
Determine the concentration of the koh solution : Determine the concentration of the KOH solution when 35.0 mL of 6.00 mol/L KOH is diluted to 125 mL.
Calculate the number of moles of solute needed : Calculate the number of moles of solute needed to make 8.0 mL of 2.22 mol/L sodium sulfate solution.
Discuss the various sources of equity capital available : What is a financing mix? What are the two options available to engineering firms for financing the projects?
What is the energy in joules released by the fission : What is the energy in joules released by the fission of a single uranium-235 atom?
Find the initial margin and mainatinance margin : Find the initial margin and mainatinance margin from the CME website.
Solution to reach a stable pink end point : A 1.787 g sample containing some Fe+2 ion requires 31.50 ml of a 0.02188 m K MNO4 solution to reach a stable pink end point.

Reviews

Write a Review

Chemistry Questions & Answers

  Determine the required collector surface area

Determine the required collector surface area for worst case and average conditions. -The resulting system coefficient of performance.

  What is the identity of the salt

An unknown salt is either NaF, NaCl or NaOCl.When 0.050 mol of the salt is dissolved in water for form 0.500 L of solution, the pH of the solution is 8.08. What is the identity of the salt?

  Evaluate the ph of the solution that results

calculate the pH of the solution that results when 40.0 mL of 0.100 M NH3 is mixed with 20.0 mL of 0.200 M NH4Cl solution.

  Explain what is the ph at the equivalence point

Consider the titration of a 20.0 mL sample of 0.105 M HC2H3O2 with 0.130 M NaOH What is the pH at the equivalence point

  Explain sulfuric acid has a dual role in the chemistry

Sulfuric acid has a dual role in the chemistry. What are its two roles in the recovery of copper metal

  Explain the ph of the resulting not a simple buffer solution

solution of a weak monoprotic acid, pKa 2.346, is mixed with 37.3 ml of 0.0832M sodium hydroxide. What is the pH of the resulting not a simple buffer solution?

  What would the partial pressure of oxygen and of nitrogen be

if you lived in the mountains where the atmospheric pressure is 685 mm Hg, what would the partial pressure of oxygen and of nitrogen be ?

  Explain anhydrous sodium sulfate in the apex of the funnel

what purpose does a 1-cm layer of anhydrous sodium sulfate in the apex of the funnel serve while transferring the dichloromethane extract into the round-bottom flask?

  Explain what are the concentrations of oh- as well as h+

Explain what are the concentrations of OH- as well as H+ in a 0.00066 M solution of Ba(OH)2 at 25C. Presume complete dissociation.

  Explain what may be going on by adding chemical

It is found that a certain plasma etch chemistry in a certain RIE etch system pro-duces vertical sidewalls with zero etch bias when etching a particular film.

  Explain the mono-nitration of phenyl methyl ketone

Can anyone help me with the reaction sequence AND stepwise mechanism for the mono-nitration of phenyl methyl ketone

  Explain balance the chemical equation given below

Balance the chemical equation given below, and determine the number of grams of MgO needed to produce 15.0 g of Fe2O3. ___ MgO(s) + ___ Fe(s) ? ___ Fe2O3(s) + ___ Mg(s)

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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