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

1 answer:

Crank2 years ago

8 0

Answer:

Step-by-step explanation:

because 10 is 1/2 of 20 and 72/2 = 36

You might be interested in

blagie [28]

Answer:

-3x and -6x

Step-by-step explanation:

Take a look at the missing spaces. Multiply -6 with x which equals -6x

Multiply -3 with x which equals -3x

Therefore, the answer is B, -3x and -6x

3 0

2 years ago

Vera_Pavlovna [14]

Answer:15

Step-by-step explanation:

6 0

2 years ago

VLD [36.1K]

Yes it’s right for this problem

7 0

1 year ago

Zanzabum

C:-25+18-7 is the right answer

5 0

2 years ago

Pani-rosa [81]

The answer is B. There are 12 line segments

5 0

3 years ago