marshmarlowe marshmarlowe

23-05-2016
Chemistry

contestada

How many mL of a stock solution of 2.00 M KNO3 are needed to prepare 100.0 mL of 0.15M KNO3? with work plz

Respuesta :

Willchemistry Willchemistry

23-05-2016

Using the law of dilution :

Mi x Vi = Mf x Vf

2.00 x Vi = 0.15 x 100.0

2.00 x Vi = 15

Vi = 15 / 2.00

Vi = 7.5 mL

hope this helps!

Answer Link

Otras preguntas

I need help in Health

A 16-year-old healthy adolescent is involved in a schoolyard gang fight and stabbed in the chest with a knife in the left midclavicular line. He is taken to the

Multiply 79 liters 42 millilitres by 4 =

Which of the following is the inverse of p → ~q?

What are all the solutions of x2 + 3x4 07

write a narrative about a time in your life when you tried to help someone, but only made things worse

The term "muscle" can refer to A) a cell B) a tissue C) an organ D) All of the choices are correct.

Amy is trying to determine how many different outfits she can make. She has 4 bottoms 7 tops, 2 belts, and 5 pairs of shoes. Assuming she wears one of each item

List and describe three Earth Science careers.

PART B: Which detail from the text bests supports the answer to Part A?