cruzzavier03 cruzzavier03

13-05-2020
Chemistry

contestada

What is the percent by mass of oxygen in carbon dioxide (CO2)?
total mass of elementin compound
Use %Element - total
molar mass of compound
-- x 100

Respuesta :

qgray1238 qgray1238

20-05-2020

Answer: A - 27.29%

Explanation:

Just did it

Answer Link

Otras preguntas

Given Z_1 = 6(cos150 degrees + i sin 150 degrees) Z_2 = 4(cos 60 degrees + i sin 60 degrees) Find Z_1 * Z_2 A. 6(cos210 + i sin210) B. 4(cos210 - i sin210)

PLZ HELP NEED HELP All of the following were long term causes of World War I EXCEPT A) colonial disputes. B) religious differences. C) the drive for naval su

japan has been accused of which of the following

Why do many organizations encourage their employees to be lifelong learners? employees will be more able to handle increasing responsibilities employees will be

compare -3/4 and -5/9 need answer quick please and thank you

use the Distributive property to rewrite each algebric expression. A. 8(x + 7) B. 6(11 + x) C. 8(x + 1)

Can someone please help on this one?

Which statements describe the role of risk in making investment decisions? Check all that apply. When discussing investments, “risk” is the possibility of littl

When did public opinion about the destroyers-for-bases deal begin to shift?

10+6÷3+2×8= 18-24÷6+3×5= 25-4×3+(7×2)= 12÷4+3×5= 19+2×3+16-4= 20+18÷3-2= (8-3)×3²-3= 5²×4-2×3+12= 2³÷4×4-2³= 15-15÷3×2²=