alijoker321 alijoker321
  • 13-09-2020
  • Chemistry
contestada

Calculate the number of moles for 12.044*10^23 number of helium atoms

Respuesta :

kk5996282
kk5996282 kk5996282
  • 17-09-2020

Answer:

Explanation:

number of moles=number of particle (atoms)/avogadro number (NA)

we know that avogadro number is equal to 6.23*10^23

given number of atoms=12.044*10^23

therefore

moles=12.044*10^23/6.23*10^23=1.9=2

Answer Link

Otras preguntas

what role did gold play in the economy of Europe during the 1500s
what is 33 photos into two grours so the ratio is 4 to 7
Who appoints the prime minister
If 1 kilograms of bark can produce about 0.015 kilogram of paclitaxel, how much bark is needed to make 120 kilograms of paclitaxel?
Suppose six atoms of oxygen are present at the beginning of a chemical reaction. How many oxygen atoms are present when the reaction is over. a) always six. b
Which statement about slavery is true? a. Slavery began in ancient times and has existed around the world in different forms. b. written records indicate that
Plants that encourage the proliferation of nitrogen-fixing bacteria are _____. a. molds b. yeasts c. yogurts d. legumes
Governments create public policy to address issues in what three main areas
What determines the size of an atom
what is the value of the 4s in the number 244 digits