BlueOtaku7087 BlueOtaku7087
  • 18-06-2017
  • Chemistry
contestada

A sample of 0.370 mol of a metal oxide (m2o3) weighs 55.45 g. how many grams of o are in the sample?

Respuesta :

kidsandcompanyb
kidsandcompanyb kidsandcompanyb
  • 25-06-2017
0.370 mol metal oxide = 55.45 g 

1 mol = 55.45/0.370 = 149.86 g 

in 1 mol there are 3 mol O = 16 * 3 = 48 g of O 

there is 48/149.86 * 100% O in the sample 

the sample has 48/149.86 * 0.370 = 0.119 g O
Answer Link

Otras preguntas

If csc 0=8÷7 which equation represents cot 0
the author of black cat uses flashback to tell the story. How does this create suspense
Triangle PIG was rotated to create triangle P'I'G'. Describe the transformation using details and degrees.
whas has given terrorism a more immediate and real effect on the population
(5ab+2a-2)-(ab-3) find the difference.
Specialized cells are grouped into structures known as
What is the slope of the line that contains the points (9, –4) and (1, –5)?
What type of questions cannot be solved by scientific method? A. Questions about ethics B. Questions about extinction species C. Questions about the deep ocea
How many liters are in 1 kiloliter?
What is true of electrolytic cells but is not true of galvanic cells?