wandabrown974 wandabrown974
  • 15-05-2020
  • Chemistry
contestada

How many moles is 1.25 x 1024 atoms of bromine?

Respuesta :

Leora03
Leora03 Leora03
  • 15-05-2020

Answer:

2.08 moles (3 s.f.)

Explanation:

number of moles

= number of atoms ÷ Avogadro's constant

Avogadro's constant= 6.022 ×10²³

Thus, number of moles

= 1.25×10²⁴ ÷ (6.022 ×10²³)

= 2.08 moles (3 s.f.)

Answer Link

Otras preguntas

what is 62% of 25? plzzz I need help with this one
How to solve 11(k-1)=7(k-9) in a shorter and easier way????
President Nixon resigned from the presidency because he had an argument with his advisors lost the support of the American people had a role in the Watergate br
Explain why it is not reasonable to say that 4.23is less than 4.13
PLEASE HELP!!!! The coordinates below represent two linear equations. How many solutions does this system of equations have? Line 1 x y –4 8 4 6 Line 2 x y –1 1
What did the poet Emerson mean by "the shot heard round the world"?
Why is planet Uranus considered a gas giant
what is the GCF of 88 56 72
the bakery bought 4 bags of flour containing 3.5 kg each .475 g flour are needed to make a batch of muffins and 0.65 kg is needed to make a loaf of bread. if 4
how are DNA and mRNA alike