Answer to Question #81276 in General Chemistry for Annie

Question #81276

Calculate the percentage by mass of the indicated element in the following compounds:
(a) oxygen in C2H5COOH.

(b) oxygen in HC6H7O6.

(c) oxygen in sodium sulfate.

Expert's answer

Download Answer

Learn more about our help with Assignments: Chemistry

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. Decide which element probably forms a found with oxygen that has a chemical formula most and least s
2. If you were to transfer 1ml of stock solution into 99ml of water, then a further 1ml of the new solu
3. It is often possible to change a hydrate into an anhydrous compound by heating it to drive off the w
4. The compound calcium selenate forms a hydrate with two water molecules per formula unit. The name
5. How many kilograms of phosphorous are in a sample containing 9.25E+30 phosphorous atoms?
6. How many moles are there in 4.557E+1 g of chlorine (Cl)?
7. hi i look for an material that mix with h2o and give me o2 x + h2o = o2

Who Can Help Me with My Assignment

There are three certainties in this world: Death, Taxes and Homework Assignments. No matter where you study, and no matter…
How to Finish Assignments When You Can’t

Crunch time is coming, deadlines need to be met, essays need to be submitted, and tests should be studied for.…
How to Effectively Study for a Math Test

Numbers and figures are an essential part of our world, necessary for almost everything we do every day. As important…