ronTu3elaz5atounez ronTu3elaz5atounez
  • 04-06-2017
  • Chemistry
contestada

A chemist requires 0.450 mol na2co3 for a reaction. how many grams does this correspond to?

Respuesta :

Zaksomenumbers Zaksomenumbers
  • 04-06-2017
You will use mass=mole x Molar mass
The molar mass of Na2CO3 is 106
So 0.45 x 106 = 47.7 grams
Answer Link
JavierCollante
JavierCollante JavierCollante
  • 04-06-2017
to convert moles to grams, we need the molar mass of the molecule

molar mass of Na₂CO₃= (2 x 23.0) + 12.0 + (3 x 16.0)= 106 g/mol

[tex]0.450 mol \frac{106 grams}{1 mol} = 47.7 grams[/tex]
Answer Link

Otras preguntas

Describe an infinite geometric series with a beginning value of 2 that converges to 10. What are the first 4 terms of the series
If I have added new headings in my document and wanted to update my table of contents, what would I need to do to ensure the new headings are included in the ta
what is the best estimate for the following quotient 891.3/28
the element of plot reached as Romeo and Juliet express their love for each other is.
A fish that normally lives in salty water is placed in a tank containing fresh water. What do you think will happen to the cells of the fish? The cells will bec
What is the volume of this box?
Please write an essay in which you present your opinion about Abraham Lincoln thought: "The leading rule for the lawyer, as for the man of every calling, is di
where do volcano occur
need Help On This Page Only
How do the orbits of a comet and earth compare?