lilrobbie7645 lilrobbie7645

24-04-2018
Chemistry

contestada

Find the molarity of a solution that has 25.5 g kbr dissolved in 1.75 l of solution

Respuesta :

kenmyna kenmyna

04-05-2018

The molarity of solution that has 25.5g Kbr in 1.75 l solution is calculated as below

find the moles of Kbr = mass/molar mass
= 25.5g/119 g/mol= 0.214 moles

molarity = moles/volume in liters

= 0.214 / 1.75= 0.12 M

Answer Link

Otras preguntas

explain how competition could limit the size of a bird poplulation

The age of three sisters are consecutive integers. The sum of their ages is 45. Calculate their ages.

10. Hamilton How long does it take Lewis travelling at 156 m.p.h to cover 16 miles?

What is the identity of a sample that has a mass of 8.97 g and a volume of 0.79 cm3? A.copper B.gold C.lead D.iron

what is the mean absolute deviation of 26 43 48 29 16 30

10. Hamilton How long does it take Lewis travelling at 156 m.p.h to cover 16 miles?

What person played a minor role in the passing of atomic secrets to the Soviets? A. Ethel Rosenberg B. Julius Rosenberg C. David Greenglass D. Klaus Fuchs PLEAS

In both Australia and New Zealand, the governor-general has a large amount of official authority, including the right to appoint many officials. Why is the gove

The end of the Vietnam War in 1975 resulted in the independence of Vietnam from French colonial control. the fall of the Vietnamese government to Soviet forces.

Which of the following Americans worked with the United Nations and helped write the United Declaration of Human Rights?