hilby1748 hilby1748
  • 03-10-2017
  • Chemistry
contestada

What is the mass of 10 molecules of nitrogen dioxide, no2, in g? use 3 sig. fig?

Respuesta :

kritter1
kritter1 kritter1
  • 03-10-2017
Find the molecules in moles. 

10/(6.02 x 10^23) = 1.66 x 10^-23 moles 

mass = moles x molar mass 

m= 1.66 x 10^-23 moles x 46 g mol^-1

m= 7.64 x 10^-22 grams 

Hope I helped :) 


Answer Link

Otras preguntas

how does the formal amendment process reflect federalism
i need help with this cuestión n+10=23
does every distinct factor of 24 have a partner why or why not
0.08 is 10 times as great as
why did smaller states object to the virginia plan
what are two decimals to 0.9
How many meters are there in 4.80 ly ?
Explain why or why not 12.702 is a reasonable value for the expression 5.8 ×2.19
explain how you could use the distribute property and mental math to find 5 times 198
five digt number divisible by 4 and 6