4.4 Molarity and Dilutions
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| Molarity, Moles, and Volume | |||
|---|---|---|---|
| Molarity = moles solute / Liters solution | M = mol / VL | (M)(VL) = mol | VL = mol / M |
How would 500mL of 0.25M NaOH (MW = 40g/mol) be prepared from solid NaOH?
What volume of 5M NH3 contains 0.10 moles of NH3?
Dilutions
M1V1 = M2V2 or C1V1 = C2V2
If 50.0mL of 3.0M HCl is diluted to 300.0mL, what is the final concentration?
To what final volume must 20.0mL of 0.40M NaCl be diluted to result in a 0.080M solution?