Question 178514
The amount of brine doesn't change when the
water is boiled off
Let {{{x}}}= liters of water to be boiled off
6 L x 120 g/L = 720 g
{{{720 / (6 - x) = 200}}} g/L
{{{720 = 200*(6 - x)}}}
{{{720 = 1200 - 200x}}}
{{{200x = 1200 - 720}}}
{{{200x = 520}}}
{{{x = 2.6}}}L