Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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I need help with my homework. Can you help me number 11 question, please?

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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