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

1. How did the Neolithic revolution encourage the growth of civilization?
At what point does high blood sugar cause damage
How long will it take for a body accelerating by 2m/s2 to gain a velocity of 10m/s, starting from rest?
Ava bought a rectangular rug for her hallway. The rug is 23 yd wide and 234 yd long. What is the area of the rug as a mixed number in simplest form?
How did the Meiji reform education in Japan?
Think about ads, including print, radio, and television ads, that have made you interested in a product. In your opinion, what details about these ads make them
Which basic right does not belong to an accused person in the US criminal justice system?
what are the spacial features of Granite igneous rock
What does scrooge's mood change from the beginning to the end of the story?
Katie and Margarita have $20 each to spend at students Choice bookstore where all students receive a 20% discount they both want to purchase a copy of the same