hfjdhdhsus hfjdhdhsus
  • 19-03-2021
  • Chemistry
contestada

How many atoms in 98.2 g of He?

Respuesta :

impossiblegrillp impossiblegrillp
  • 19-03-2021
023x10^23 He atoms. 1 mole Of Helium = Weight of Helium/4Weight of Helium = 1*4 = 4 grams 1 mole of Helium contains 6.023*10²³ (Avogadro number) atoms. MULTIPLY BY 98.2g FOR COMPLETE ANSWER
Answer Link

Otras preguntas

Help me solve this math problem!
Find the volume of the prism.
Please answer right away
What is the slope of the line 2x – 5y = 12 ?
What does Athena dream to see?
Insurance underwriters sell insurance. True or False?
Can someone please explain how you do this. I would really appreciate it.
Write the following fractions as decimals. 2/10
Explain how conformity is rewarded in the workplace.
What can you tell about the mean of each distribution?