Biology homework help How many moles of NacL are there in a 450 mL. solution whose molarity is 2.5 M (I need explanation a short one not too wordy just specific and clear because I’ll be confused) In what volume should you dissolve 44 g of CaCl2 to get a 0.2 M solution. Mol. wt of CaCl2 is 110. (Same thing for this I need help in a clear explanation rather than wordy and for the last question too because I want to understand it without it being like it’s from the internet) Lastly, You are given a stock solution. You take 20mL
Biology homework help How many moles of NacL are there in a 450 mL. solution whose molarity is 2.5 M (I need explanation a short one not too wordy just specific and clear because I’ll be confused) In what volume should you dissolve 44 g of CaCl2 to get a 0.2 M solution. Mol. wt of CaCl2 is 110. (Same thing for this I need help in a clear explanation rather than wordy and for the last question too because I want to understand it without it being like it’s from the internet) Lastly, You are given a stock solution. You take 20mL
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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Biology homework help
How many moles of NacL are there in a 450 mL. solution whose molarity is 2.5 M
(I need explanation a short one not too wordy just specific and clear because I’ll be confused)
In what volume should you dissolve 44 g of CaCl2 to get a 0.2 M solution. Mol. wt of CaCl2 is 110.
(Same thing for this I need help in a clear explanation rather than wordy and for the last question too because I want to understand it without it being like it’s from the internet)
Lastly,
You are given a stock solution. You take 20mL of this solution and make it to 500mL to get a 0.2M solution. What is the concentration of the first solution
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