01-10-2021
Chemistry

contestada

20 ml of D.W added to 60 ml of 2% w/v of phenobarbital solution , find the final concentration

Respuesta :

vjaguirre123 vjaguirre123

01-10-2021

Answer: 1.5% w/v

Solution: (60mL)(2%) = (80mL)(x)

X = 1.5%

Answer Link

Otras preguntas

If a=3 and b=5, what is the value of 3a + b to the power of 2?

can humans cause a imbalance in the food chain

what is 16,700,000,000,000,000 estimated as the product of a single digit and a power of 10

How do you derive the drift velocity equation (I = nAve)?

Give an example of oxidation reaction which can be a nuisance

There are 6 pencils in a box. 3 of the pencils are red, 2 are blue and 1 is green. A pencil is taken out of the box without looking. What is the probability tha

Two number cubes are rolled --one blue and one yellow. Find the probability that the blue cube is less than 3 and the product is 8.

What is one half added to three tenths

Suppose the slope of a line is positive. Describe what happens to the value of x as the value of y increases

what forces led Americans to declare war on Britain in 1812?