11. How many mL of a 1.35 M solution will contain 8.20 mole NaOH? 8.20 mole -6.074L 1.35m 6070 mL 6070 m² = 85.23 859

Chemistry for Engineering Students
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Author:Lawrence S. Brown, Tom Holme
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Chapter3: Molecules, Moles, And Chemical Equations
Section: Chapter Questions
Problem 3.61PAE: 3.61 Calculate the molarity of each of the following solutions. (a) 1.45 mol HCl in 250. mL of...
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I need help with my homework. Can you help me number 11 question, please?

M₁ V₁ = M₁ V₂
V₂ = M₁ V₁
ma
9. What volume of a 5.0 M solution is needed to make 1.5 L of 2.0M NaOH?
V₂ = 20m x 1.5L
= 0.60L
.60 L
5.0m
10. Calculate the number of moles and the number of grams of solute in 2.0L of a 0.30 M
Na₂SO4 solution.
molez molarity X volume
tu Kya.or= પડ૧૬
S1X3267= 32.07
04/16.00 = 42.05g/mdl
.60 moles= 85g
6070 mL
m, : 2.0m
Vi: 1.5L
11. How many mL of a 1.35 M solution will contain 8.20 mole NaOH?
8.20 mole = 6.074L
1.35m
0.30m x 2.0L = 0.60 moles
m2:5.0m
0.60 mol X142.05g/mol = 85.23
૨૬૩
6070 m²
Transcribed Image Text:M₁ V₁ = M₁ V₂ V₂ = M₁ V₁ ma 9. What volume of a 5.0 M solution is needed to make 1.5 L of 2.0M NaOH? V₂ = 20m x 1.5L = 0.60L .60 L 5.0m 10. Calculate the number of moles and the number of grams of solute in 2.0L of a 0.30 M Na₂SO4 solution. molez molarity X volume tu Kya.or= પડ૧૬ S1X3267= 32.07 04/16.00 = 42.05g/mdl .60 moles= 85g 6070 mL m, : 2.0m Vi: 1.5L 11. How many mL of a 1.35 M solution will contain 8.20 mole NaOH? 8.20 mole = 6.074L 1.35m 0.30m x 2.0L = 0.60 moles m2:5.0m 0.60 mol X142.05g/mol = 85.23 ૨૬૩ 6070 m²
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