lilhakirkForev lilhakirkForev

11-05-2016
Chemistry

contestada

What is the mass, in g, of 0.500 mol of 1,2-dibromoethane, CH2BrCH2Br?

Ar (H) = 1; Ar (C) = 12; Ar (Br) = 80

A. 23.5

B. 47.0

C. 94.0

D. 188

Respuesta :

Willchemistry Willchemistry

11-05-2016

Molar mass CH2BrCH2Br = 188.0 g/mol

1 mole ---------- 188.0 g
0.500 moles ----- ?

mass = 0.500 * 188.0 / 1

= 94.0 g

Answer C

hope this helps!

Answer Link

Otras preguntas

When a woman makes a dress and takes it to town to trade it for eggs and milk, it is an example of

What are the answers

Apps What do you already know about mass, weight, and gravity?

write a short story about being transferred inside of a video game

What was the Second Great Awakening? A. a 19th-century scientific movement that celebrated human reason B. a 19th-century artistic movement that celebrated hu

Which of the following number is between 5 and 10 on a number line[tex] \sqrt{44} [/tex][tex] \sqrt{38} [/tex][tex] \sqrt{21} [/tex][tex] \sqrt{6} [/tex][tex] -

Velshi Printers has contracts to complete weekly supplements required by forty-six customers. For the year 2018, manufacturing overhead cost estimates total $60

What is the correct answer? please

water boils at 100c change it to passive

Rakim charges $2 per hour for tutoring plus a $7 fee. Joan charges a $3 fee plus $4 per hour. When will their tutoring fees be the same (aka equal) How many hou