ruthadugna123 ruthadugna123

03-10-2019
Mathematics

contestada

How much pure acid should be mixed with 6 gallons of a 20% acid solution in order to get a 40% acid solution

Respuesta :

graysonrevves42 graysonrevves42

03-10-2019

Let A be the amount of 100% acid.

100A+20*(6)=40*(A+6)

100A+120=40A+240

60A=120

A=2 gallons

Answer Link

Otras preguntas

which of the following is a major contribution of ancient Athens of western civilization? A. Monarchy B. Monotheism C. Writing D Democracy

Why did Henry VIII want Parliament to dissolve England's ties to the Catholic Church? a. Henry wanted a male heir b. Henry wanted salvation c. Henry wanted to p

Which was not a major accomplishment of Byzantine culture? illuminated manuscripts the Hagia Sophia the invention of rubber the Cyrillic alphabet

atoms of metallic elements can form ionic bond,but they are not very good at forming covalent bonds. why?

Who pays fees to private employment agencies? a. Employers only b. Applicants only c. Both employers and applicants d. Neither employers nor applicants

Which of these is a characteristic of a civilization? (4 points) cities use of resources society of equals public transportation

The early Israelites recorded event and laws in a text that is called _________

the idea that people within a state can and should determine the laws within that statw is referred to as

Which issue was at the heart of one of the compromises made between northern and southern states during the Constitutional Convention of 1787? western land clai

what part of colonial culture does the Gullah dialect reflect