hanlendwn hanlendwn

20-04-2021
Chemistry

contestada

Question 3
What is the percent by mass of carbon in dicarbon hexahydride?
40%
60%
20%
80%

Respuesta :

joslyana0casco joslyana0casco

20-04-2021

80% carbon and 20.% is hydrogen

Answer Link

fayasasis fayasasis

20-04-2021

Answer:

80%

Explanation:

dicarbon hexahydride is C2H6

So mass percent = (24/30) x 100 = 80%

Answer Link

ACCESS MORE ACCESS MORE ACCESS MORE ACCESS MORE

Otras preguntas

At Wilson Manufacturing, evaluators are required to justify in writing extremely high or extremely low performance ratings that are given to employees. The mana

which of the following would be an appropriate situation for you to use the eye wash station

Approximately what percentage of men in Japan are between 60 and 69 years old? Group of answer choices 12% 15% 7% 32%

what are the criteria for the spontaneity of chemical reactions

HELPPPPP MEEEEEE Which one is not a solution to y = 3x - 5? A. (0, –5) B. (– 1, – 2) C. (5/3, 0) D. (2, 1)

Evaluate the successes no the prohibition of the sale of cigarettes and alcohol during the lockdown

PLZ HELP WILL GET BRAINLIEST! In the year 2005, the average cost of a car could be modeled by the equation C= -15x2 + 20x - 3 where x is the number of years sin

A runner starts at point A, runs around a 1-mile track and finishes the run back at point A. Which of the following statements is true?

If ABC is similar to DEF, what is the area of ABC? A. 48 square meters B. 54 square meters C. 60 square meters D. 72 square meters

The average age of 4 children is 15 years. If the ages of their parents are added, the average age is 25. What is the age of the father if he is 4 years older t