rRisti3neproftb rRisti3neproftb
  • 23-02-2017
  • Chemistry
contestada

A flask contains 0.450 mol of liquid bromine, br2. determine the number of bromine molecules present in the flask.

Respuesta :

Kpeezy
Kpeezy Kpeezy
  • 23-02-2017

So number molecules in the sample = moles x 6.022x10^23 molecules/mole 
= 0.450 mol x 6.022x10^23 
= 2.71x10^23 molecules


Answer Link

Otras preguntas

18/15 into a mixed number
are red tail hawks sexual or asexual
WHAT IS THE IMPORTANCE OF THE TROPIC OF CANCER AND TROPIC OF CAPRICORN
One of the best reasons for the colonies to unite was
What small northern state was the first to issue a call for black troops
The school hall is 4 times as long as it is wide. If the perimeter is 55m, what is the length? and what is the width?
Round the number to the given place value. 1.044; hundredths    A.1.5  B.1.4  C.1.05  D.1.04i think it is D. Am i correct?
A recipe for a batch of 3 dozen cookies calls for 3 cups flour, 1 cup sugar, and 2 cups chocolate chips. how much of each ingredient should be used to make 2 do
which part of the electromagnetic spectrum do plants use for photosynthesis
Whats the answer to this equation 3g+5=17