balloutbot
balloutbot
20-01-2017
Chemistry
contestada
How many atoms are there in 2.43 g of mercury?
Respuesta :
AbhiGhost
AbhiGhost
20-01-2017
Number of moles of mercury =
[tex] \frac{weight of mercury}{molar mass of mercury} = \frac{2.43}{200.59} = 0.012 moles[/tex].
Number of atoms = moles of Hg x 6.02 x 10^23 = 0.012 x 6.02 x 10^23 = 7.224 x 10^21 atoms.
Hope this helps!
Answer Link
VER TODAS LAS RESPUESTAS ( 67+ )
ACCESS MORE
ACCESS MORE
ACCESS MORE
ACCESS MORE
Otras preguntas
Which sentence contains an error? (Not about technology but about journalism. Answer fast please. Thank you)
Danita is working on a new sculpture. It will be 2 meters tall when she is finished. Will the sculpture fit in a room with a 300-centimeter high ceiling? Explai
An economist most likely spends time studying
gettysburg national military park museum and visitor center
Help!! ( will mark brainly)
Which inequality statement describes the two numbers: -22 and a number 47 units to the right of -22?
1775 was the year that what event began? A. Constitutional Convention B. American Revolution C. French and Indian War
sin^2(360°-x)+cosx.cos(360°-x)
The sentence "He's my friend" refers to ________. a. singular possessive b. plural possessive ending in s c. contraction d. plural possessive not ending in s
The first three elements of the Continuous Delivery Pipeline work together to support delivery of small batches of new functionality which are released in accor
