sabrinahernandezz sabrinahernandezz

24-02-2022
Chemistry

contestada

How many moles of O2 are in 8.4 g of oxygen?

Respuesta :

elliottou elliottou

24-02-2022

Answer:

0.263 moles

Explanation:

molar mass of O = 15.999
molar mass of O2 = 15.999 X 2 = 31.998

1 mole of O2 weights 31.998 grams

8.4 g O2 * [ 1 mole O2/31.998g ] = 0.263 moles

Answer Link

Otras preguntas

A unique feature of muscle tissue is that it is capable of

Assume the Fed is trying to decide whether to lower the required reserve ratio to 7%. Currently, the required reserve ratio is 10%. If banks keep no excess rese

Did Justinian revive the Roman Empire or create a new Byzantine empire?

explain how the supreme court's power should be expressed by rulings exemplifying ( use an example of) either judicial activism or judicial restraint

2x + 3y linear or quadratic

Which of the following countries was part of the Eastern bloc after World War II?

How many tubes did the aqueduct have

Jensen's Travel Agency has a 7 percent preferred stock outstanding that is currently selling for $48 a share. The preferred stock has a $100 par value. The m

If the Container Store were to conduct a research experiment on workplace motivation factors by having managers stand and watch employees work, what would this

Which of the following transformations represent an increase in the entropy of the system. Choose all that apply A. 2 mol He (1.42 atm, 470K)2 mol He (1.42 atm