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

The Ganges is an example of ____________________. a. a natural resource and a major river b. a major river c. a mountain range d. a natural resource and a mount

The turning point of a tragedy is the .

At which root does the graph of f(x) = (x – 5)3(x + 2)2 touch the x axis?

The reason most individuals are attracted to serve in Congress would be: the opportunity to continually run for political office the high salary that the

what is the main function of cellulose in plants? a. provide physical support b. convert sunlight into carbohydrates c. provide water and oxygen d. capture wate

Which equivalence factor should you use to convert from 38.2 grams of K to moles of K? a (38.2 g K/39.10 g K) b (38.2 g K/1 mol K) c (1 mol K/38.2 g K) d (1 mol

Simplify 2xy 3x 2xy 3x a. 2xy b. 4xy 6x c. 4xy 6x d. 4xy 6x

During the revising phase of the writing strategy, why is reading the essay out loud recommended?

During the 1750s, why did Great Britain spend money and resources to defend their American colonies?Select the best answer from the choices provided.1-They were

what are the purposes of a prologue in a play? to provide information about the inner thoughts and feelings of a character to set the mood and tone of the play