thisnicknameistakeb thisnicknameistakeb

19-04-2020
Chemistry

contestada

I have 345 mL of a 1.5 M NaCl solution, if I boil the water until the volume of the solution is 250 mL what will the molarity of the solution be? Round to the nearest whole number

Respuesta :

staffordgs7 staffordgs7

19-04-2020

Answer&Explanation:

According to dilution law concentration before dilution is equal to concentration after dilution hence;;

Volume×molarity(before)=volume×molarty(after)

345ml×1.5M=?M×250ml

Cross multiplication

Molarity will be equal to 2.07M

Answer Link

Otras preguntas

A collection of organisms, together with the physical and chemical factors in their environment, are called

What are the "chemical messengers" that coordinate and direct specific activities of the body?

In standardizing the 0.1 m naoh in three trial runs suppose the concentrations of naoh obtained are

how do you solve the problem 14÷1/2

Which of the following points is a solution of the polar euqation r = 5 + cos2θ? (5, pi/3) (5, pi/4) (4, 0) (5, pi)

The ratio of boys to girls in a class is 2:3. there are twelve boys in the class. how many girls are there

When someone has a closed fracture you may hear a ________sound caused by the bones? a. grating b. squeaking c. crinkling

In his speech Booker T. Washington urges blacks and whites alike to cast down your bucket where you are. What does this mean?

In fruit flies, straight wings are dominant and curly wings are recessive. What will the generations look like? Assume that Mendel’s method of crossing two true

Explain, How do rocks get under the earths surface and transform?