A 20.0 mL portion of a concentrated solution was used to prepare 200.0 mL of a 0.50 M solution. Calculate the molarity of the concentrated solution.
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A 20.0 mL portion of a concentrated solution was used to prepare 200.0 mL of a...
8.- An aqueous solution is prepared dissolving 10.000 g of compound Z (MW-200.0) in 200.0 mL of solution. If 16.0 mL of that solution are added to 84.0 mL of water, the final molarity is a) 0.0800 M b) 0.0200 M c) 0.0100 M d) 0.0400 M
A 0.205 M NaOH solution is used to titrate 20.0 mL of solution of H2SO4. Write a balanced equation for this acid base reaction If 45.6 mL of the NaOH solution is required to reach the endpoint, what is the molarity of the H2SO4solution. What is the PH of the solution if the hydroxide concentration [OH-] is 4.3 x 10-6M.
When 200.0 ml of 0.270 M Mgcl2 solution reacts with with 300.0 ml of 0.160 M K3Po4 solution a precipitate forms. A) Determine the molarity of the chloride ion after the reaction has occured.
V.2000 m What IMM 0000.01 17. A 3.75 M solution of concentrated KOH is used to prepare 250.0 mL o volume of concentrated KOH is needed? (pick closest) O is used to prepare 250.0 mL of 0.180 M KOH. About what a. 2.0 mL b. 10.0mL C. 30.0 mL d. 70.0 mL Cox 2.1 e. 100.0 mL 18. What is the pH of a buffer that is 0.50 M HCN and 0.150 M NaCN? (The ka for HCN = 6.2...
What volume (mL) of a concentrated solution of sodium hydroxide (6.00 M) must be diluted to 200.0 mL to make a 0.880 M solution of sodium hydroxide? Question 37 options: A) 50.0 B) 29.3 C) 176 D) 26.4 E) 2.64
2. If 5.45 grams of metallic copper was reacted with 20.0 mL of concentrated (16.0 M) nitric acid, how many grams of Cu(NO3)2 will be produced in solution? 11
Name: ume of concentrated 12.0 M hydrochloric acid is needed to prepare 115.0 mL of a 3.25 M solution?
Name: ume of concentrated 12.0 M hydrochloric acid is needed to prepare 115.0 mL of a 3.25 M solution?
What is the molarity of 200.0 mL of solution in which 205.8 g of sodium bromide is dissolved
Calculate the amount of concentrated 11.6 M HCl that is necessary to prepare 500.00 mL of a 1.00 M HCl solution? Report your answer to the correct number of significant figures.
Calculate the amount of concentrated 11.6 M HCl that is necessary to prepare 500.00 mL of a 1.00 M HCl solution? Report your answer to the correct number of significant figures.