Avogadro's Number

Which rigid cylinder contains the same number of gas molecules as a 2.0 Liter rigid cylinder containing hydrogen gas?

• 1.0 L of Oxygen gas

• 2.0 L of methane gas

• 1.5 L of ammonia gas

• 4.0 L of Helium gas

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NGSS.HS-PS1-7

1 MOLE OF COMPOUND IS EQUAL TO

• N₀

• ATOMIC NUMBER

• DENSITY

• NONE OF THE ABOVE

Which of the following isthe correct relationship between number of moles, number of particles and avagadros number

• number of moles= number of particles / avagadros number

• number of moles= number of particles x avagadros number

• number of moles= number of particles x 1/avagadros number

• number of moles= avagadros number / number of particles

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NGSS.HS-PS1-7

What is Avogadro's Number? 

• 6.02 x 10²³

• - 6.02 10²³

• 6.02 x 10²²

• 6,020,000,000,000

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NGSS.HS-PS1-7

What is this number called?

• Avocado's Number

• Avogadro's Number

• Mendeleev's Number

• The mole

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NGSS.HS-PS1-7

If you have 3 moles of sodium chloride (NaCl), how many formula units do you have?

How many atoms are in 2 moles of helium (He)?

Avogadro's number of representative particles is equal to one_____

• kilogram

• gram

• kelvin

• mole

Tags

NGSS.HS-PS1-7

What is the value of Avogadro's Number?

Tags

NGSS.HS-PS1-7

Avogadro's Number is used to convert between which two quantities?

• Mass and volume

• Number of particles and moles

• Temperature and pressure

• Energy and frequency