bydimarilToshiabu bydimarilToshiabu

01-04-2017
Chemistry

contestada

What is the percent by mass of oxygen fe2o3 (formula mass= 160)?

Respuesta :

01-04-2017

30% should be the percentage of oxygen if the total mass of fe2o3 is 160.

Answer Link

nak767954 nak767954

14-01-2021

Answer:

30%

Explanation:

Answer Link

Otras preguntas

Two charged particles are a distance of 1.82 m from each other. One of the particles has a charge of 7.17 nC, and the other has a charge of 4.58 nC. (a) What is

The experiment step of the scientific method is testing the prediction. O True O False

This graph shows a proportional relationship. What is the constant of proportionality? Enter your answer as a decimal in the box.

Write an equation that says “the point (−2,−4) is 4 units from the point (h,k) .” A. (h−k)2+(−2+4)2−−−−−−−−−−−−−−−−−√=4 B. (h−2)2+(k−4)2−−−−−−−−−−−−−−−√=4 C

how did Perseus feel about Medusa? From Chapter 1 Perseus

cell communication, also called cell ____, involves both incoming and outgoing signals.

solve the following equation

The rate of diffusion increases if

Any system of government in which a small group holds power is called

What is the equation of the line passing through (7,12) and perpendicular to the line x=5?