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

Marco sews pillow and comforter sets. Each set has 2 pillows and 1 comforter. He uses 0.75 yards of material for each pillow and 13 yards of material for each c

A cardboard box is formed by cutting squares from the corners of a 12 in. by 8 in. rectangular piece of cardboard, folding up the sides (along the dotted lines)

Need help with this

Which action is an example of a civic responsibility? A. Give back to the community B. Obey state and federal laws C. Register for the military D. Serve on a ju

Were the Japanese Kamikaze attacks justified for dropping the atomic bomb? Why or why not? Describe what it's about. I give Brainliest! Must be 5-7 sentences

[tex]\sqrt{12} +4\sqrt{25} -\sqrt{108} -\frac{1}{4} \sqrt{192}[/tex]

6 Idina claims she has a good metabolism. What does this MOST likely mean for Idina? O A. She can run faster than other people her age. OB. Her body pumps extra

HELP!!!! Question 7 of 25 Does this graph show a function? Explain how you know. O A. No; there are values that have more than one x-value. OB. Yes; the graph p

Sooo my math teacher who’s a pain in the behind was the only one gave us homework while we’re out for and extended 1 day so if you would please help me bc I hav

solve the inequality ||x-5|+2|≤3