Sierraroach Sierraroach

24-01-2017
Mathematics

contestada

How much 30% acid solution should be added to 10% acid solution to make 100 mL of a 12% acid solution?

Respuesta :

AndyisLife16 AndyisLife16

24-01-2017

20x = 2*100
x = 10 ml (amt of 30% solution needed)
100-x = 90 ml (amt of 10% solution needed)

Very hard but I hope it helps

Answer Link

Otras preguntas

15. During a routine cleaning of the incubators in a college laboratory, a student accidentally increased the tempe one incubator from 37°C to 40°C. The next da

Which is the primary characteristic of all physical and digital sales channels? A. B2B B. Closing sales C. Market dominance D. Branding

Theo has a strong family history of addiction, so he has seen firsthand the damage that it can do. He has decided that he is going to avoid alcohol and drugs: h

PLEASE HELP THIS IS DUE TMWR Barbra mixes 54 ounces of granola and 36 ounces of raisins. She divides the mixture into 6 ounce servings. How many servings does s

Select the correct answer. What is the domain of the function represented by the graph?

2. How does the density of the half-bar compare to the density of the small piece?

please help i need to bring up my grade so I can keep my kitten.

Historically, which has been most studied to determine their reactions to medication? O seniors O men O women O children

Superman is carrying Lois lane as he walks the street of Metropolis. He uses a force of 545 N to carry her. What is her mass ?( use gravity in place of accelera

An atom has 3 protons, 4 neutrons, and 3 electrons. Use the periodic table to determine which atom would have similar chemical properties to this atom.(1 point)