3 years ago

How many liters of a 20% alcohol solution must be mixed with 60 liters of a 90% solution to get a 30% solution?

Mathematics

1 answer:

Alex17521 [72]3 years ago

7 0

You would need to add 360L of the 20% ethanol solution.

You might be interested in

What is <img src="https://tex.z-dn.net/?f=hx%5E%7B8%7D" id="TexFormula1" title="hx^{8}" alt="hx^{8}" align="absmiddle" class="la

Vlad1618 [11]

Answer:

Step-by-step explanation:

$a^{m}*a^{n}=a^{m+n}\\\\\hx^{8} * hx^{-9} = h^{1+1} *x^{8 +(-9)}\\\\ =h^{2}x^{-1}$

3 0

2 years ago

Forth grade has collected 2000 boxtops. Fifth grade has fifty more how many more does fifth grade have

Law Incorporation [45]

Answer:

2050

Step-by-step explanation:

2000+50=2050

5 0

3 years ago

Read 2 more answers

Last year 40 people adopted a manatee through Fias Foundation. This year 30%more people adopted a manetee.How many more people a

Nastasia [14]

The answer is 12.
40✖️0.30 = 12.

Therefore 12 more people adopted a manatee. Hope this helps

5 0

3 years ago

Seven times a number minus the number is -48. Find the number.

charle [14.2K]

Answer:

-8

Step-by-step explanation:

(7)*(-8) = -56

(-56) - (-8) = -48

4 0

2 years ago

Read 2 more answers

Aro diagrams his river rafting trip, estimating the time it will take him to paddle upstream against the current, and then back

eduard

Answer:

Upstream

5.2=(x-y)5

Downstream

5.2=(x+y)2.5

Step-by-step explanation:

4 0

3 years ago

Read 2 more answers