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47 Answered Questions for the topic Molarity

09/19/20

Molecular calculation / empirical formular

Aspirin has the chemical formula C9H8O4. 1) How many grams of O are present in 1.25 moles of Aspirin?1.25 = 15.999/1 = 19.999 = 20 gO2) How many atoms of H are present in 1.25 moles of Aspirin?... more
Molarity Chemistry

08/18/20

Molarity Question based on H2SO4

How many millilitres of concentrated H2SO4 (16.0 M) is required to prepare 250 mL of 6.00 M H2SO4 solution?
Molarity

04/28/20

Calculate the molarity of 1.8 moles of MgCl2 in 4.3 L of solution.

Molarity Chemistry Solution

11/14/19

Chemistry: Molarity

Calculate the molarity of each of the following solutions: (a) 293g HCl in 666mL of solution, a concentrated HCl solution(b) 2.0226 g FeCl3 in 0.1250L of a solution used as an unknown in general... more
Molarity

11/04/19

chemistry question

you weigh 25.8 grams of BeCl2 and dissolves it in water to a final volume of 200mL. assuming ally he salt dissolves, what is the molarity of this BeCl2 solution?
Molarity Chemistry Titration

10/09/19

How to find Mg of a substance using molarity

Calcium levels in blood can be determined by adding oxalate ion to precipitate calcium oxalate, CaC2O4, followed by dissolving the precipitate in aqueous acid and titrating the resulting oxalic... more

10/03/19

Morality and Mass percent of Vinegar

A 10.00 -mL sample of vinegar, an aqueous solution of acetic acid (HC2H3O2), is titrated with .5073M NaOH, and 17.64 mL is required to reach the equivalence point.What is the molarity of the acetic... more
Molarity Chemistry

09/22/19

Titration and M = n/V

If the lemon juice used in the lab has 0.121 mol of total acid per 100. mL of juice, what volume (in mL) of 0.0998 M NaOH would you use to reach the endpoint of the titration?
Molarity Chemistry

05/21/19

Chemistry problems

1.Suppose you have 200.0 ml of o.2 M NaOH solution. If you dilute this to 500.0 ml of with water, what is the new molarity? 2 . Given 240 ml of 0.5M NaNO3 solution, to what volume do you need to... more
Molarity Math Science

03/28/19

What is the new molarity when 60. mL of 5.0 M Ba(OH)_2 is diluted to 1.0 L of solution?

10th grade chem molarity problem

02/09/19

How to make a solution of a certain molarity?

Let's say I have an unlimited supply of some pure product, such as Ascorbic Acid (C6H8O6).I will mix it with some deionized water. If I wanted make a specific solution of a certain molarity, would... more

01/24/19

General Chemistry 2 concentration dilution problem

3. A 4.50 *10^-2 M solution is used to prepare a series of five 100.0 mL solutions of varying concentration for use in creating a calibration curve for a spectrophotometric experiment. Determine... more
Molarity Molality

12/09/18

How to calculate

A solution is made dissolving 25grams of NaCI in enough water to make 210 grams of solution. Assuming the volume of resulting solution is 405 mL calculate

10/22/18

Molarity Conversion

If 38.17 mL of 0.1072 M NaOH is required to titrate a 15.00 mL sample of sulfuric acid, what is the molarity of the acid? Equation: H2SO4 + 2 OH^1- = 2 H2O + SO4^2- Show all work.
Molarity

08/25/18

A chemist prepares a solution of magnesium fluoride by measuring out 0.69 mg of magnesium fluoride into a 100.mL volumetric flask.

Calculate the concentration in mol/L of the chemist's magnesium fluoride solution.  
Molarity

07/16/18

How many moles of chlorine per liter of drinking water are safe for human consumption

Safe level for chlorine in drinking water is 4 ppm

An anti cavity mouthwash is 0.05% (w/v) sodium fluoride. What is the molarity of sodium fluoride in the mouthwash?

How many grams of sodium fluoride are there in 0.5 fluid ounces of the mouthwash?

what is the molar mass of aluminum?

what is the  molar mass of aluminum?
Molarity

05/01/18

Calculate the molarity of a solution

Made from combining 24.1mL of NaOH into a final volume of 1.25mL
Molarity Chemistry

04/20/18

How many grams of sodium bromide must be dissolved in 600 grams of water to produce a 0.080 molal NaBr solution?

Please include an explanation if possible.
Molarity

03/19/18

What mass of iron (III) fluoride is contained in 61.5mL of a 9.76M solution?

 what will be the mass
Molarity Chemistry

02/20/18

How many grams of cacl2 would be used in making of 5.00x10² cm³ of a 5.0M solution (molarity)

Chemistry  Molarity 

02/16/18

If you dilute 13.1 mL of a 3.5 M solution to make 193.2 mL of solution, what is the molarity of the dilute solution?

im not exactly sure how to find the molarity, an answer would be nice, and also how to do it. 
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