adegokeshukroh
adegokeshukroh adegokeshukroh
  • 04-03-2021
  • Chemistry
contestada

what is the percentage composition of carbon and hydrogen in ethane(c2h6,molecular mass 30.0)
​

Respuesta :

okiki99ng36
okiki99ng36 okiki99ng36
  • 04-03-2021

Answer

% of C in C2H6= (2×12)/30×100=80%

% of H in C2H6= (3×2)/30×100=20%

Explanation:

2C+3H2-C2H6

nC=12, nH=1, nC2H6=30

2moles of C-1mole of C2H6

3moles of H-1 mole of C2H6

% of C in C2H6= (2×12)/30×100=80%

% of H in C2H6= (3×2)/30×100=20%

Answer Link

Otras preguntas

pls help .......... . ​
PLEASE HELP! IM ALMOST DONE WITH THIS ASSIGNMENT PLSSS HELPP ILL GIVE BRAINLIEST SHOW UR WORK question: solve the solution using substitution.
O energy flowing from the krill to the blue whale What is the form of energy that the blue whale consumes when it eats the point krill that helps it survive? t
Consider the following statement: "All right, isoceles triangles are special right triangles." Do you agree or disagree with this statements? Provide a brief ex
A triangle has side lengths of (10x+7y)(10x+7y) centimeters, (3x+3z)(3x+3z) centimeters, and (8z+10y)(8z+10y) centimeters. Which expression represents the perim
Which of the following is an example of a capital resource Coal Machinery Time Horse
Sorry if it’s not a good pic but...What’s the answer?!?
Find the unit rate. Round to the nearest hundredth, if necessary. $5.99 for 15 lb
When the temperature of an object decreases, what has happened?
Last week Tina did 500 box jumps , 350 pushups, and 700 sit-ups. Ben did 1.5 times as many pushups as tina . he did 3/4 ( three fourths) ( 3 with a line underne