gracefrick3 gracefrick3

01-12-2020
Chemistry

contestada

Calculate the mass percent composition of carbon
in
C3H4

Respuesta :

lavenderlillacs25 lavenderlillacs25

01-12-2020

Answer: 90%

Explanation:

So we need to find the molar mass of the entire compound, and the mass of carbon times the number of molecules:

Molar mass: 3*12 + 4*1 = 40

Mass of carbon: 12*3 = 36

36/40 * 100 = 9/10 * 100 = 90%

Answer Link

Otras preguntas

solve formula v=kt/p for t

Reproductive separation may result in the _____ of two different species.

How cladograms provide reliable information about the evolution of organisms based on adaptions

if a ball was dropped from 120 meters. if it takes 2 seconds for the ball to fall 60 meters, how long will it take for the ball to reach the ground

The second Pillar of Islam, salat (prayer), requires Muslims to do which of the following?

In what region(s of the world is the gap between men and women's literacy rates the highest, according to the world map? question 14 options: indonesia and braz

What makes up the phospholipid bilayer of the cell membrane

what is sugar syrup candy

While training in a management position, you might expect to earn $24,000 to $28,000 annually. If you pay 6.2% of your income toward Social Security and 1.45% t

Which shows the correct substitution of the values a, b, and c from the equation 0 = – 3x2 – 2x + 6 into the quadratic formula? Quadratic formula: x =