drinsela10 drinsela10

25-03-2021
Mathematics

contestada

What quantity of a 50% acid solution must be mixed with a 20% solution to produce 600 mL of a 45% solution?

Respuesta :

chetankachana chetankachana

25-03-2021

Answer:

400 mL

Step-by-step explanation:

0.50x + 0.20(600-x) = 0.40*600

50x + 20*600 - 20x = 40*600

30x = 20*600

x = 20*20

x = 400 mL

Answer Link

Otras preguntas

When you eat, your stomach secretes this substance that lowers the ph of stomach contents to a value of less than 2?

Martin is making a candy that contains 90% milk chocolate and the rest caramels. The candy has 3 pounds of caramels. Part A: Write an equation using one varia

Bushman and bonacci (2004) found that prejudiced participants were ____ likely to return a lost e-mail that had been addressed to someone with an arab surname a

Jane has a sprained ankle, and her doctor gave her a prescription that states: “ibuprofen caps 200 mg tid PO.” What does this prescription say, in spelled-out f

When we consider the sectional differences that were present in the United States before the Civil War, which is correct?: 1) Neither the legislative nor the ju

Which word in this sentence is an adverb? The doctor told us we had to leave almost immediately. A. Almost B. Leave C. Doctor D. Us

Which of the following is not the same as 0.032 liters?

Triangle NLM is reflected over the line segment as shown, forming triangle ABC. Which congruency statement is correct? ΔNLM ≅ ΔCAB ΔNLM ≅ ΔCBA ΔNLM ≅ ΔBCA ΔNL

Are organisms that rely on external fertilization are more likely to produce large numbers of sperm and eggs than those that use internal fertilization

The slope of a line is 1/2. What is the slope of a line that is perpendicular to this line? Type a numerical answer in the space provided. Do not include spaces