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.
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
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