Calculate the concentration of magnesious, calcium

Assignment Help Chemistry
Reference no: EM13121011

a corrosion technologist pipetted a 100 ml hard water sample and titrated it with 37.64 ml of 0.01 M EDTA solution for a total endpoint, and 29.32 ml of 0.01 M EDTA solution for a calcium endpoint. Calculate the concentration of magnesious, calcium and CaCO3 in ppm.

Reference no: EM13121011

Questions Cloud

Child labor : Write a paper on Child Labor and i would like an outline to work with.
Stores break-even point : Its average product sells for $28 a unit. the variable cost per unit is $18. the store experiences a 45 percent tax rate. What are the store's fixed costs expected to be next year? Calculate the store's break-even point in both units and dollars.
Writing equations from word problems : Such that setting the two equations together we see that at t=4 seconds, the distance that Peter travelled is the same as the distance of the room 40ft.
Find ten pairs of points yielded correlation coefficient : Ten pairs of points yielded a correlation coefficient of 0.790. If α = 0.05, which of the following statements is correct if H0 = ρ0?
Calculate the concentration of magnesious, calcium : a corrosion technologist pipetted a 100 ml hard water sample and titrated it with 37.64 ml of 0.01 M EDTA solution for a total endpoint, and 29.32 ml of 0.01 M EDTA solution for a calcium endpoint.
Determine the fixed shipping costs per quarter : If present cost behavior patterns continue, determine total shipping costs for 19X7 if activity amounts to 570 orders.
Accumulated depreciation on the home at the time of sale : Troy (single) purchased a home in Hopkinton, Massachusetts, on April 6, 2005, for $300,000. He sold the home on October 6, 2012, for $320,000. How much gain must Troy recognize on his home sale in each of the following alternative situations? (Lea..
The qualities of a good topic : Write a 100 to 150 word response to each question Narrowing a topic can be challenging. You may make a topic so narrow or so broad that it loses relevance or appeal. What are the qualities of a good topic? How will you make sure the topic you choose..
Gary schwartz is the top salesman for his company : Important information about Probability, Gary Schwartz is the top salesman for his company. Records indicate that he makes a sale on 70% of his sales calls.

Reviews

Write a Review

Chemistry Questions & Answers

  How would it work to use one pound of pottasium chloride

Potassium chloride is used in the kitchen as a salt substitute (in place of sodium chloride). Suppose you were planning to make ice cream but discovered too late that you were out of table salt for making the ice bath.

  Determine the molar mass of aspartame

Determine the molar mass of aspartame and How many moles of molecules are in 10.0g of aspartame?

  Determine how many moles each of na+

Determine How many moles each of Na+ and Cl- are in 0.800 L  A physiological saline solution contains 172mEq/ L each of Na+ and Cl-of the saline solution?

  What is the molarity of hydrogen ions

A 250.0 mL aliquot of 2.50 M H2SO4 solution is mixed with a 250.0 mL aliquot of 4.00 M HNO3 solution. What is the molarity of hydrogen ions in the combined solution.

  How much ethylene glycol must be added

How much ethylene glycol (C2H6O2) the major component of antifreeze, must be added to 1 L of water to keep it from at -15 F? Kf= 1.86 C/m.

  Amount of solid deposited at the bottom of the flask

The surface area of 100 g of glucose > than that of 1 g. give explanation why the solubility does not increase with the amount of solid deposited at the bottom of the flask?

  How many moles of pottasium nitrate must be heated

Potassium nitrate decomposes on heating, producing potassium oxide and gaseous nitrogen and oxygen: 4KNO3(s)→ 2K2O(s) + 2N2(g) + 5O2(g)

  What is the pi for the peptide

Histidine has three ionisable functional groups. Write the equilibrium equations for its three ionizations and assign the proper pKa for each ionization.

  Find the pressure of a gas using the ideal gas law

Determine the pressure of a gas using the ideal gas law - Calculate the pressure inside the vessel after all the dry ice has been converted to CO2 gas.

  What is the theoretical yield of bismuth

What is the theoretical yield of bismuth when 393 g of Bi2O3 reacts with excess carbon as shown below? Bi2O3 + C(s) => Bi(s) + CO(g) (not balanced)

  What is the emprical formulae of the compound

What is the emprical formulae of the compound whose composition by mass is 1.32g of carbon dioxide contain 0.36g of carbon.

  Explain the decreasing melting point from naf to nai

Consider the following data: expect a BeF2 molecule to be linear but an SF2 molecule to be angular. Explain the decreasing melting point from NaF to Nai.

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