antoninacalcotelara antoninacalcotelara
  • 03-01-2021
  • Chemistry
contestada

What is the molecular formula of the compound with a molecular weight of 112 g/mol and percent composition: 85.6% C and 14.4% H?
Select one:
a.C2H4
b.CH2
c.C4H8
d.C8H16

Respuesta :

ChoiSungHyun
ChoiSungHyun ChoiSungHyun
  • 03-01-2021

Explanation:

Mass of C = 112g * (85.6/100) = 95.87g

Moles of C = 95.87g / (12g/mol) = 8

Mass of H = 112g * (14.4/100) = 16.13g

Moles of C = 16.13g / (1g/mol) = 16

Hence the compound is C8H16. (D)

Answer Link

Otras preguntas

jamie wrote 4.4 - 0.33 = 1.1 . Is his answer resonable? Why or why not?
is Mars luminous????
round 3.73 to the nearest whole number
what is 7298341 rounded to the nearest 10000
750 yards in 25 minutes
How could professional football players use technology to better understand their health?
what is the root word of enactment
Which of the following people best represents the global spread of US culture through the entertainment industry? John Steinbeck Langston Hughes Marilyn Monroe
what does a graph with no trend show about the variables
what is 7298341 rounded to the nearest 10000