03-10-2021
Chemistry

contestada

How many atoms are there in 0.028 grams
of iron metal?
12:50 ✓

Respuesta :

himaruanuk himaruanuk

03-10-2021

Answer:

30100000000000000000 atoms

Explanation:

Ar of Fe : 56

0.028/56 = 0.0005 moles of Fe

0.0005 * 6.02 * 10^23(Avagardro's law of constant)

= 3.01*10^20 atoms

Answer Link

Otras preguntas

s below which does not belong? motivation self confidence positive attitude coordination conscientiousness

Is it true that sterility can occur when gonorrhea is not treated?

what do we get if we times 7x by 6?

solve 7x 12.4=5x-7.6

why is it important to not get distracted while driving?

herky is putting money into a savings account on a weekly basis to buy a dvd player that costs $179.40 including tax. he asks mario how much he should save per

The synthesis (s) phase is characterized by

At constant pressure, the volume of a fixed mass of gas and its kelvin temperature are said to be a. directly related. b. inversely related. c. unrelated. d.

if joelle multiplied 792 by a positive integer and came up with a perfect square, what is the smallest integer she could have multiplied by?

which component of blood makes up 55 percent of the blood volume?