domo7728 domo7728

13-06-2022
Chemistry

contestada

A compound contains only iron, fe, and oxygen, o. the compound is 72.30% iron and 27.64% oxygen. what is the empirical formula for the compound?

Respuesta :

ashleyv202236 ashleyv202236

13-06-2022

Answer:

100 g of the compound contains 72.36 g of iron and 27.64 g of oxygen.

Ratio of atoms of Fe and O, Fe : O = 72.36/56 : 27.64/16 = 1.292 : 1.727 = 1 : 1.33 = 3 : 4

Therefore, the empirical formula of the compound is Fe3O4.

Explanation:

Answer Link

Otras preguntas

Which of these points lies on the line described by the equation below? y - 8 = 3(x + 6) a. (-8,6) b. (-6,8) c. (6,-8) d. (8,-6)

The primary mission of the World Bank today is to __________.

HELP I ONLY HAVE 10 MINUTES LEFT!!!Which of the following titles was not held by Alexander the Great? A. pharaoh of Egypt B. overlord of Asia Minor C. king of I

the ratio of the length of an airplane wing to its width is 7 to 1. find the length of wing is 26.7 meters, how wide must it be?

For what purpose was the Women’s Christian Temperance Union formed? a. to improve workers’ conditions b. to gain universal voting rights c. to protect the ho

Which of the following titles was not held by Alexander the Great? A. pharaoh of Egypt B. overlord of Asia Minor C. king of India D. leader of the Greeks

you have 15 yards of ribbon for your gift boxes . each box gets the same amount of ribbon . how much ribbon of each of your 20 gift boxes get ?

Which answer shows a correct way to divide the word at the end of a line? a. tele-vision b. telev-ision c. cannot be divided d. televisi-on

HELP I ONLY HAVE 10 MINUTES LEFT!!!Which of the following titles was not held by Alexander the Great? A. pharaoh of Egypt B. overlord of Asia Minor C. king of I

Why is it important to define a frame of reference? a. An observer cannot be moving. b. Motion must be defined relative to something. c. It's impossible to m