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Q: How many milliliters of 2 M NaCl solutions are required to make 1 liternof 0.4 M NaCl solution?
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How many milliliters of 2 M NaCl solution are required to make 1 liter of 0.4 M NaCl solution?

200 milliliters


A chemist needs 90 milliliters of a 77 percent solution but has only 75 percent and 84 percent solutions available Find how many milliliters of each that should be mixed to get the desired solution?

Let v be the capacity in milliliters of the 75% solution required then (90 - v) is the required capacity of the 84% solution needed. 75/100v + 84/100(90 - v) = 77/100 x 90 75v + 84(90 - v) = 77 x 90 75v + 7560 - 84v = 6930 9v = 7560 - 6930 = 630 v = 70 : therefore (90 - v) = 20 The mixed solution requires 70ml of the 75% solution and 20ml of the 84% solution to create 90ml of 77% solution.


What volume of a 2.5M stock solution of acetic acid is required to prepare 100.0 milliliters of a 0.50M acetic acid solution?

The answer is 20,15 mL.


How many grams of glucose are required to produce fifty milliliters of a 0.1 mole solution?

You need 0,9 glucose.


How are VOIP solutions implemented?

VOIP, or voice or internet protocol, solutions are implemented by assessing company needs and choosing the right solution, preparing the network and installing the required hardware.


IS A SOLUtion not a mixtire or is it just a solution?

solutions are mixtures.Solution can not be solutions by theirselves !! XD


How may milliliters of 0.200 moles Sodium Hydroxide are required to completely neutralize 5.00 milliliters of 0.100 moles Phosphoric acid?

Molarity, not moles. Simple equality will do here.(0.200 M NaOH)(X milliliters) = (0.100 M H3PO4)(5.00 milliliters)0.200X = 0.5X = 2.5 milliliters sodium hydroxide solution needed====================================


When the solution with the lower concentration of solutes is called?

It depends upon amount of solute if it in low concentration then solutions are Dilute solutions if it is very lw then solutions are very Dilute solutions.


What solutions in which water is the solvent are called?

Aqueous solutions are solutions in which water is the solvent. Anything that dissolves in water forms an aqueous solution.


Is salt and water mixture and solution?

yes it is a solution, and all solutions are mixtures, but all mixtures are not solutions.


Does 7 plus 3x equals 7 have many solutions no solutions or 1 solution?

One solution.


WHAT ARE THE CLASSIFICATION OF SOLUTIONS?

hypotonic solution,isontonic solution and the hypertonic solution