(Help would be greatly appreciated) What is the molarity of 3 moles of HCl in 3 L of water? 1. 3M
2. 1M
3. 6M
4. 9M

1 M

Explanation:

Molarity is moles per liter (mol/L).

You have 3 moles of HCl in 3 L of water.  Divide the two values.

(3 mol)/(3 L)

= 1 mol/L

= 1 M

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explanation:  

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