samahayache3434 samahayache3434

15-06-2018
Chemistry

contestada

How many moles of nitrogen are in 81.0 grams of nitrous oxide?

Respuesta :

rhemadawn rhemadawn

15-06-2018

1 mole of NO2= 7 + (8×2)= 7 + 16 = 23g

81g of NO2 = 81÷23 = 3.5217

Ans = 3.5 moles ...//

Answer Link

Otras preguntas

A baseball with a mass of 0.15 kilograms collides with a bat at a speed of 40 meters/second. The duration of the collision is 8.0×10−3 seconds. The ball moves o

y varies inversely with x, and k (the constant of variation) = 1.24. What is the value of y when x = 4.96? Round to the nearest hundredth, if necessary.

In what ways can respiratory diseases reduce the level of oxygen in the blood?

Assume that a country is currently producing at a level of output equal to $600 billion. The government decides to increase expenditures by $25 billion, and the

Brady has a card collection with 64 basketball cards, 32 football cards ,and 24 baseball cards.He wants to arrange the cards in equal piles, with only one type

what would you do for 20 points

A volcano that appears to be a large sunken depression is a O A. lava dome O B. tsunami O c. caldera O D. tephra SUBM

what would happen to the nation if it stayed a confederation

Which of the following job descriptions suits someone who would excel in a research position? A. Responsibilities include examining, diagnosing, treating patien

Fifteen-year-old Richard wants to be allowed to drive the family car, even though he does not yet have a driver's license. When his parents ask him why he think