Avogadro's number/ moles

What is Avogadro's number?

• 6.022 E23

• 6.023 E23

• 6.022 E22

• 6.022 E24

12g of carbon contains exactly how many atoms?

• 6.022 E 23

• 28975

• 60000

• 60220000000000000000000000

What is the mass in grams of 2 mol of Carbon

(a)  

• 44.01 g

• 44.00 g

• 45.01 g

• 32.01 g

to convert grams to moles you...

To convert atoms to moles you

Tags

NGSS.HS-PS1-7

There are (a)   grams in one mole of oxygen

To convert from grams to atoms you...

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NGSS.HS-PS1-7

How many atoms are there in one mole of carbon?

• Avogador's number

• 28000

• 6.022x10^23

• A lot

How many grams are in 1.2 moles of neon?

• 0.059 grams

• 7.2 x 10²³ grams

• 2.0 x 10^-24 grams

• 24 grams

Tags

NGSS.HS-PS1-7