Multiple choice

How many litres of pure acid are there in $8$ litres of a $20\%$ concentrated acid solution ?

  1. $1.5$
  2. $1.6$
  3. $1.7$
  4. $1.8$
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Pure acid = 20% of 8 liters = 0.20 * 8 = 1.6 liters.

AI explanation

Using the percentage formula, the amount of pure acid is 20 percent of the total 8 liters. Calculate this as 8 multiplied by 0.20. The result is 1.6 liters.

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