shanaiyagriffin339 shanaiyagriffin339

13-05-2021
Chemistry

contestada

In the lab you take 50.0 mL of a 40.0 M NaOH solution and then add water to it until it reaches the 500.0 mL mark of the flask. What is the concentration of the new solution?

Respuesta :

Trancescient Trancescient

13-05-2021

Answer:

4.00M NaOH

Explanation:

A 50-ml amount of 40.0M NaOH contains

(40.0 mol NaOH/1 L)×(0.0500L) = 2.00 mol NaOH

Adding enough water to make a 500.0 mL NaOH solution, the new concentration of this solution is

2.00 mol NaOH/0.5000 L = 4.00M NaOH

Answer Link

Otras preguntas

Barney drove 210 miles in 3 3/4 hours. What is his average speed?

Monica purchased adult and youth tickets for the fair. She bought x adult tickets for $28 each and y youth tickets for $15. Write an expression that can be used

The main function of the Legislative Branch is to A. create the law. B. carry out the law. C. interpret the law. D. apply the law.

a rectangle measures 13 cm by 5 cm what is its area

A number X multiplied by 14.2

while at the music store, drew bought 5 CDs, all at the same price.he tax on his purchase was $6, and the total was $61. what was the price of each CD?

5634 divided by 18 I need to show work

the electric force that makes charge flow in a circuit is related to the ___?

Which term refers to any physical activity that uses your arms and legs and requires a large amount of oxygen for a long period of time? a. isokinetic b.

What is the stream of consciousness writing technique? A. The traditional plot and structure the author uses to keep the flow of ideas. B. A work of literature