helpmeplease54321 helpmeplease54321

03-06-2017
Chemistry

contestada

how many moless is 4.91x10^22 molecules of H3PO4?

Respuesta :

Zaksomenumbers Zaksomenumbers

03-06-2017

1 mol = 6.023x10^23 number of molecules (Avogadro's number)

1 : 6.023x10^23
X : 4.91x10^22

(6.023x10^23)X = 4.91x10^22

X = 4.91x10^22/6.023x10^23

X = 0.082 Moles

Answer Link

Otras preguntas

During which season in the Northern Hemisphere is the earth at its closest distance to the sun? A. winter B. spring C. summer D. autumn

The Battle for Fort Sumter did which of the following? A. Gave the Union control over the Mississippi River B. Demonstrated the superiority of the Union's milit

word form for 10 times 10 times 10 times 10 times 10

a group of people who make laws for and help run a city or town? please help :)

What is the weight of one half of two thirds of a sack of rice? The sack of rice weighs 99 kilograms.

PLLLLLEEEAAASSEE HELP!!Lifeguards counted the number of surfers in the water at two different locations, Sunset Beach and Sandy Point They recorded the number o

why do atoms move at different speeds depending on whether they are in liquids or solids.

All of the following are examples of factors that can limit the growth of a population EXCEPT: a. large number of offspring per reproductive cycle b. disease c.

Settlers in the 18th century American backcountry sometimes resorted to violent protest to express their grievances. Analyze the causes and significance of TWO

Can anyone tell me ideas of science pprojects? Thanks!