elanaherman9 elanaherman9

23-08-2018
Chemistry

contestada

what is the percentage composition for hydrogen in the compound c2h4

Respuesta :

23-08-2018

ANS: C = 85.63 %; H = 14.37 %

C = 2 x 12.01 u = 24.02 u

H = 4 x 1.008 u = 4.032 u

TOTAL = 28.052 u

% C = (24.02/28.052) x 100 % = 85.63 %

% H = (4.032/28.052) x 100 % = 14.37 %

Answer Link

catalinamariecantill catalinamariecantill

11-01-2022

Answer:

14.37%

Explanation:

B

Answer Link

Otras preguntas

During the cenozoic era, tectonic movement and major geographical formations took place _____.

Acute angles Angles that measure 60°

solve the system using substitution 5y-x=-5 7y-x=-23

What took charge of reconstructing the south after the civil war

the formula p= 8n - 30 gives the profit p when a number of items n are each sold at $8 and expenses totaling $30 are subtracted. If the profit is $170.00, how m

Your math test scores are 68, 78, 90, and 91. what is the lowest score that you can earn on the next test and still achieve an average of at least 85?

What do you think was Bryan’s purpose in writing and delivering this speech? How did emotional appeal help Bryan achieve this goal? Describe your answer in a pa

What happens to the slope when the line gets close to horizontal?

Find the measure of each interior angle Decagon in which the measures of each interior angles are x + 5, x + 10, x + 20, x + 30, x + 35, x + 40, x + 60, x + 70,

Why is it important to increase componentization and standardization?