Asked by Laura
calculate the final concentration if 4.0 L of 1.5 M NaC1 and 2.0 L of 3.0 M NaC1 are mixed.
Answers
Answered by
DrBob222
Find moles NaCl from 1.5 M and moles NaCl from 3.0 M, add them together and divide by the total volume in liters. Post your work if you get stuck.
Answered by
bobpursley
Moles of salt present: 4*1.5+2*3=12 moles salt.
Volume= 6liters
Molarity=moles/volume
Volume= 6liters
Molarity=moles/volume
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