juliq112 juliq112
  • 03-12-2020
  • Chemistry
contestada

How many atoms are there in 7.6 moles of Iron?

Respuesta :

Neetoo
Neetoo Neetoo
  • 03-12-2020

Answer:

45.77 × 10²³ atoms

Explanation:

Given data:

Number of moles of iron = 7.6 mol

Number of atoms = ?

Solution:

Avogadro number:

The given problem will solve by using Avogadro number.

It is the number of atoms , ions and molecules in one gram atom of element, one gram molecules of compound and one gram ions of a substance.  The number 6.022 × 10²³ is called Avogadro number.

1 mole = 6.022 × 10²³ atoms

7.6 mol  ×  6.022 × 10²³ atoms / 1 mol

45.77 × 10²³ atoms

Answer Link

Otras preguntas

Is Glass a good conductor of heat? is Metal a good conductor of heat? is wood a good conductor of heat
what are some physical changes that occur at school? at home ? in nature ?
step by step how to solve 3y + 5.2 = 2 - 5y
Lily and julian start with the same number. Lily works out half the number and Julian works out 3 quarters The sum of their answers in 275 What was the startin
if 120 marks is 60% what is full marks
What phylum has animals with soft bodies, and most of them have shell-like coverings?
If a fair quarter is flipped 3 times . What is the probability of getting exactly three heads? round to the neast thoudsands.
how many valenceelectrons does rare earth metals have
Recently in the United States, there were about 300,000,000 cell phone users. That same year there were about 5.7x10^9 cell phone users worldwide. About how man
Why is man a special creature? What two worlds does he share in?