JenThom1Nellyb
JenThom1Nellyb JenThom1Nellyb
  • 08-08-2016
  • Chemistry
contestada

How many molecules (or formula units) are in each sample? 74.41 g ( CCl4 )

Respuesta :

Аноним Аноним
  • 09-08-2016
if we find number of moles= weight/Molecular weight. where N is 6.022*10^23 or avogadro number.
 moles=74.41/(12+4*35.5)=0.483.
Formula units= 0.483*6.022*10^23=3*10^23
this is the correct equation
hope it helps
Answer Link

Otras preguntas

find the sum write your answer in simplest form  7/10 - 1/2
A change of the DNA in an organism that results in a new trait is known as a?
There were 420 birds migrating to the south in the sky this morning.  If the ratio of godwits to geese in the sky this morning was 20:40, how many more geese we
Is arbre feminine or masculine
.Find all solutions to the equation. 7 sin2x - 14 sin x + 2 = -5
What would be the most likely outcome if the ribosomes of a cell were damaged and stopped functioning?
5. Two lines that do not intersect are parallel. always sometimes never 6. When two lines are cut by a transversal, if the alternate interior angles are equal i
If I can hop 5 meters in 4 seconds how long would it take to hop 30 meters? I'm trying to learn how to do the formula
name the device used often to change the resistance without changing the voltage source in an electric circuit
Find the exact value of tan 15 degrees