What is the molarity of a salt solution (NaCl) that has 4.0 mol per 8.0 L?

1 Answer
Mar 20, 2018

#0.5 \ "M"#

Explanation:

Molarity is expressed through the equation,

#"molarity"="moles of solute"/"liters of solution"#

So here, the molarity will be,

#"molarity"=(4 \ "mol")/(8 \ "L")#

#=0.5 \ "mol/L"#

We can also expressed it as #0.5 \ "M"#, as #1 \ "mol/L"=1 \ "M"#.