dbrown4 dbrown4
  • 04-02-2017
  • Chemistry
contestada

2NaN3=2Na+3N2. If 0.21 moles of NaN3 reacts, what mass of nitrogen would result

Respuesta :

DoctorCass
DoctorCass DoctorCass
  • 04-02-2017
Use the mole ratio:  2 moles of NaN3 :  3 moles of N2
             you have :   0.21 moles of NaN3  : x moles N2
             Cross multiply: you get 0.3 moles for N2
To find the mass= # of moles * molecular mass
                             0.3 * 28 
                       = 8.4g


    
Answer Link

Otras preguntas

Which sequence is arranged from simplest to most complex? * 1 point squamous cell → epithelial tissue → skin → integumentary system → human squamous cell → skin
Which of the following tariffs was the lowest? 1828 1832 1833 All were the same
Cellular respiration. Is essentially the reverse of photosynthesis
what two phases can photosynthesis be broken down into?
What is responsible for creating distinct weather patterns?
The science club is raising money for a trip to the museum. Tickets to the museum cost $8. Five students already have a membership to the museum, so they will g
I need help with this problem thank you
Which of the following themes appear in Antigone?
what is the gain or loss of genes as organisms move from one population to another
The presidents of which two countries were killed in a mysterious plane crash?