06-04-2016
Chemistry

contestada

What volume will 20.0g of Argon occupy at STP?

Respuesta :

Willchemistry Willchemistry

06-04-2016

Molar mass Argon = 39.948 g/mol

1 mol ------ 39.948 g
mol ----- 20.0 g

mol = 20.0 * 1 / 39.948

= 0.5006 moles

1 mol --------------------- 22.4 L ( at STP )
0.5006 moles ------------- L

L = 0.5006 * 22.4

= 11.21 L

hope this helps!

Answer Link

Otras preguntas

At a car wash, Lily paid $11.75 for the wash, 8% sales tax on the price of the wash, and $2 for the tip. Which statements are true? Choose exactly two answers t

An aspirin tablet contains 325 mg acetylsalicylic acid. How many acetylsalicylic acid molecules does it contain?

Identify the four reasons why the Navigation Acts were not initially enforced by England. England was at war with France and wanted the loyalty of the colonies.

Both the Han dynasty and the Roman Empire were known for (1) developing decentralized political structures (2) having governments dominated by a me

In the 1930s, what caused Canada to respond by raising its tax on goods imported from the United States?

In which battle did the Athenian navy decisively defeat a large Persian fleet and save Greece from invasion? A. Battle of Thermopylae B. Battle of Ephesus C. Ba

Which symbol makes the sentence true?-7/8 -14/16 A. < B. > C. = plz i really need to help

An aspirin tablet contains 325 mg acetylsalicylic acid. How many acetylsalicylic acid molecules does it contain?

how does the elongated head and body of a polar bear help it survive

In the 1880s, Otto von Bismarck led the legislature of Germany to pass laws to __________. A.forbid labor unions B.slow industrial development C.provide workers