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

Mr Smith class has 45 students 23 of the students are men and the rest are women what is the fraction best represent the number of women on the class

Fluorine (F) and bromine (Br) are in the same group on the periodic table. How do atoms of these elements compare when they form bonds?

Select items that affect incentives for people to produce and exchange goods and services. liability rules property rights contract enforcement standards for w

How can reduced precipitation lead to limited water availability?

how did the great compromise settle a debate?

What does Alfie think about mamadou's story about the cow's horn

A circle has a diameter of 8 m. What is the circumference of the circle? (Express your answer using π.) A. B. C. D.

After the September 11 attacks on the World Trade Center, NATO invoked Article 5 of its treaty which stated a. that terrorists could be extradited from any cou

Why did the state delegates meet in 1787? to discuss a better system of government to elect George Washington as president to write the Articles of Confederatio

The Mandate of Heaven meant that the Chinese emperor