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

‘When the British came to India they banned certain practices because they thought they were barbaric, such as arranged child marriages.’ QUESTION: Do you thin
how much of louisiana was flooded in the flood of 1972? A. one quarter of Louisiana B. none of Louisiana was flooded C. half of Louisiana D. all of Louisiana
Yesterday, carlos had 393 baseball cards. today, he gave 50 away. how many cards does carlos have left?
Blood enters the left and right coronary arteries directly from which vessel or chamber?
For the following system of equations, what is the x-value of the solution? –x + 2y = 6 6y = x + 18 A.–18 B.0 C.–6 D.3
I'm not sure what the answer to this question is
What is 15 increased by 68%?
what was invented by islam that changes our world today
Which is the solution set of the inequality -3x-7<20?
True or false: a sendentary lifestyle will not lead to low cholesterol