Pure acid is to be added to a 10% acid solution to obtain 72 L of a 20% acid solution.

What amounts of each should be used?

_L of pure acid solution and _L of 10% acid solution

How many significant digits dose 1.25 have

What is the relationship between 2.57*10^4 and 2.57*10^-1 ? Select from the drop-down menus to correctly complete the statement. A) 1000 B) Greater 10,000 Less than 100,000 1,000,000

If it is 5 degrees outside and the temperature will drop 17 degrees in the next six hours, how cold will it get

Y=2x+3 A. Slope= B. Y-intercept

A triangle has side lengths 10, 16, and 11. Is the triangle acute obtuse or right? Explain

F (x) = 2/3x+3, what is the value of f (12)

A problem on a multiple-choice quiz is answered correctly with probability 0.9 if a student is prepared. an unprepared student guesses between 4 possible answers, so the probability of choosing the right answer is 1/4.

The sum of two numbers is 47 and the difference is 9 what are the numbers?

List two properties of the polygon in the grid

what are the new coordinates after reflecting across x=2 if the coordinates are K (-2,-1) L (-2,-3) M (-5,-3) N (-5,-1)