You need 520 mL of a 15% alcohol solution. On hand, you have a 65% alcohol mixture. How much of the 65% alcohol mixture and pure water will you need to obtain the desired solution?

You will need _____ mL of pure water and _____ mL of the 65% solution.

Answers

Answer 1

Answer:

400 ml, 120 ml

Step-by-step explanation:

Alcohol content of 15% solution:

0.15*520 = 78 ml

Volume of 65% solution containing 78 ml of alcohol:

78/0.65 = 120 ml

Required water volume to obtain 15% solution:

520 - 120 = 400 ml


Related Questions

Please help me with this question

Answers

The answer is both suravi and tori hope this helps! :) ✨

the weight the wait of the oranges was 2.5 kilogrames. how many grames is this.


please help

Answers

Answer:

2500 grams

Step-by-step explanation:

The product of two positive integers us 2005. F neither integer is 1, what is the sum of the two integers?

Answers

Answer:

406

Step-by-step explanation:

Given: product of two positive integers us 2005.

Let the two positive integers be a and b

Now prime factorization of 2005 = 401×5

where both 401 and 5 are prime number and non of them is 1.

So, and b will be 401 and 5 respectively.

Therefore, sum of the two integers a+b = 401+5 = 406

Please answer correctly !!!!!
Will mark Brianliest !!!!!!!!!!!!!!

Answers

Answer:

4:6 I think sorry if wrong

Step-by-step explanation:

Answer:

2 to 3. Or 2:3

Step-by-step explanation:

There are 4 triangles to every 6 squares

Their GCF is 2 so divide by 2 to get 2:3

Which equation shows the relationship
between the cost and the number of
sandwiches purchased?
A Con+ 4
B. C4
c. c A
D. C4n + 4

Answers

B because I said so and I need points

can someone please help me is the answer -1​

Answers

Answer:

I Think It is -1

I dont really understand this but I think its -1

Use the diagram to solve the following problem. What is 80% of 20?

Answers

Answer

80% of 20 is 16

Step-by-step explanation:

Answer:

16

Step-by-step explanation:

80% = [tex]\frac{8}{10}[/tex]

[tex]\frac{8}{10} =\frac{4}{5}[/tex]

Four of the five show categories.

4 × 4 = 16

Can anyone help this is due today

Answers

The answer is 40 I’m pretty sure

what is the equation of a vertical line that passes through the point (3 -5)

Answers

Answer:

x=3

Step-by-step explanation:

Help me pleaseeeeeeeeeeeeeee

Answers

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bit.[tex]^{}[/tex]ly/3a8Nt8n

Answer:

Exponential growth

Step-by-step explanation:

(Will give brainliest)A reflection is applied to triangle ABC according to the rule
(x, y) — (x, -y). Which point will be the top vertex of the
image?
Select one:
(3, 4)
(1,-2)
(-3,-4)
(-1,2)

Answers

Answer:

(-1, 2) will be point A'

Step-by-step explanation:

You roll a 6-sided die.

What is P(factor of 15)?

Write your answer as a percentage.

Answers

Answer:

50%

Step-by-step explanation:

What is the solution for the following system of equations?

X=-y
x+x+2y=6

A. (-2,2)
B. (2,-2)
C. (6,-6)
D. (-6,6)

Answers

Answer:

No solution

Step-by-step explanation:

x = -y

2x + 2y = 6

2(-y) + 2y = 6

0 = 6

I Will give brainliest if I can!
Please keep it simple no big maths stuff please!
Thanks in advance!

Answers

5,12 is for A because that’s the numbers that is on the line for the graph which means it’s only even numbers and for 13 practices I would say 20

HELP! WILL MARK AS BRAINLIEST (MATHEMATICS FORM 1 // BASIC ALGEBRA) pls help me answer these 4 question TYSM!!!​

Answers

Answer:

hope this help you a lot but it's too late

can you mark me as brainlist

Can someone help me with these questions?

Answers

1) 11 books per box with one in the envelope.
2) 44 books are on one shelf. There is 1 book left over.
3) day 9
4) 8 books.

Help please and thatn you plzzzzzzzzzzzzzzzz ill give more points

Answers

(7,5) is the points on your graph

Answer:

yooooooo wus up

Step-by-step explanation:

click point (7,5)

Item 7
How many grams are there in 12 kilograms?

Answers

Answer:

12,000

Step-by-step explanation:

Answer:

12000

Step-by-step explanation:

(1 kilogram = 1000 grams)

12 kilograms = 12000 gramsI hope this was helpful! =)

HELP PLS


all the info you need is in the picture

need to solve for x

Answers

Answer:

x=8

Step-by-step explanation:

x^2 - 48 = 2x    

x^2 - 2x - 48=0

(x+6)(x-8)=0

x+6=0     x-8=0

x= - 6         x=8

can not be negative so the answer is x=8

Answer:

hi long time no talk we need to talk on padle* i left msgs

Step-by-step explanation:

Find the area of the parallelogram below. Round your answer to the nearest tenth.

Answers

Answer:

198 cm ²

Step-by-step explanation:

Area of parallelogram = l * w

18 * 11= 198 cm²

HELPPPPPPPPPPPP MEHHHHHHHHHHHHHHHHHHHHHHHHH PLZZZZZZZZZZZZZZZZ GRADES GO OUT TOMMORROW AND I NEED THIS SO I CAN GET MY GRADE UP FROM A D+ PLZZZZZZZZ MY PARENTS WILL MURDER ME

Answers

Answer:

6.48

Step-by-step explanation:

17*-.36= -6.12

-6.12+12.6= 6.48

What’s the area of the shaded region???

Answers

Answer:

90

Step-by-step explanation:

Answer: So you need to find the area of the big circle and the little circle, if you add the diamaters they add up to 16 so we do pi*r^2 if the diameter is 16 we need the radius so we divide by 2, so we do pi*8^2, pi*64, 200.96 if we use 3.14, then we find the area of the little circle which is pi*r^2 which since the diameter is 8 we divide by 2 and get 4 so it is pi*4^2 which gets us pi*8 using 3.14 it is 25.12, now if we subtract 200.96-25.12 we get 175.84   mm

out of 8 marbles, 3 were green. what percentage were green?

Answers

Answer:

37.5%

Step-by-step explanation:

to get a percentage you take the fraction 3/8 then times 100

Answer:

37.5%

Step-by-step explanation:

3/8 equals to .375 then multiply .375 by 100 to get the percentage, which is 37.5

Greyson rides his bike at a constant rate. In 30 minutes, Greyson can bike 7 miles. I need help on number 3.

Answers

Step-by-step explanation:

The answer is In the picture above

I lien ratios for problems like these.

7miles/30 minutes = x miles/105 minutes

Cross multiply
(7miles)(105 minutes) = (30 miles) (x)
735 = 30x
x = 24.5 miles

You can also divide 7 by 30 to get miles/ minute = 0.233 and then multiply that by 105 minutes

0.2333 x 105 = 24.5 miles

I will mark Brainliest just help meee

Answers

Answer:

h

Step-by-step explanation:

Answer:

G

Step-by-step explanation:

Function G

in the formula

y=mx+b

B is also a way to find the y intercept

in function G the y-intercept is 6

and in the graph the y-intercept is 4

6 is greater than 4 so

Function G is larger

a person earns $18,200 one year and gets a 5% raise in salary what is the new salary​

Answers

Answer:

$19,110

Step-by-step explanation:

18,200 x 1.05 = 19,110

Shakir has relatives in Ottawa, Canada. His aunt told him that the average temperature in April is 8.6°C higher than it is in March. She also said that the average temperature in February is −11.8°C.


If the average temperature in April is 3.8°C, how much colder is the average temperature in February than the average temperature in March?

a
It is 7°C colder.
b
It is 4.8°C colder.
c
It is 3.2°C colder.
d
It is 24.2°C colder.

Answers

Answer:

Step-by-step explanation:

did u get the answer?//

help ASAP For brainlessly

Answers

Answer:

C

Step-by-step explanation:

The inequality says greater than or equal to 8, which means the first two are automatically ruled out because they are both less than/equal to.

Then look at C and D, D starts at 3 and C starts at 8 so the answer should be C

please help this is important. no fake links.
The graph shows the relationship between x, the amount of time in hours, and y, the distance traveled in miles, by a probe before it reaches Mars. a) List 2 reasons why the graph represents a proportional relationship? b) Write an equation that represents the relationship between the hours (x) and the distance (y) the probe traveled. c) Use your equation to calculate how the distance the probe will travel in 10 hours.

Answers

Answer to part (b)

y = 12000x

Step-by-step explanation:

This function represented in the graph is a linear equation. Since the function passes through the origin (0,0) we can assume that y = mx for some number m.

According to the graph, the function passes through the coordinate (2,24000)

the 2 in the cooridnate represents the x value, and the 24000 represents the y value. Since the function passes through the origin we can find the number m by dividing the y value of the given cooridinate by the x value of the same cooridinate

m = 24000/2

which can be simplified to

m = 12000

Therfore the line on the graph is a representation of y = 12000x

This equation can be used to solve part (c) by plugging in 10 as the x value, this will return, 120,000

NOTE:

The method which was used to find the function only works if the graph passes through the origin.

triangle has an area of 230.86 square inches. The height of the triangle is 23.8 inches. What is the length of the base of the triangle?

Answers

19.4 inches

Step-by-step explanation:

Area of the traingle = 230.86 sq. inches

Height of the triangle = 23.8 sq. inches

We have,

Area of the triangle =  1/2bh

where,

b = base of the traingle

h = height of the triangle

Now, substituting the given info we get,

230.86 = 1/2b (23.8)

230.86 × 2/23.8 = b

b = 19.4

So, the base of the triangle is 19.4 inches

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