dapdortangsong2506 dapdortangsong2506

02-09-2021
Chemistry

contestada

calculate the number of atoms present in 1.4g of N² molecule

Respuesta :

rspill6 rspill6

02-09-2021

Answer: 6.02x10^22 atoms

Explanation: 1.4 grams is (1.4g/28 g/mole) = 0.05 moles of N2.

(0.05 moles)*(6.02x10^23 molecules/mole) = 3.01x10^22 molecules

(3.01x10^22 molecules)(2 atoms/molecule) = 6.02x10^22 atoms

Answer Link

Otras preguntas

HELPP ASSAP WILL MARK BRAINIEST

Help anyone on these 3 problems

in a family of 4 children, what is the probability of having all girls, given that the oldest child is a girl

A store has an item on sale for 30% which represents a discount of $27.75. What is the original price of this item?

Which two macromolecules contain nitrogen?

What is the solution to the above system of equations? 2x+5y=-4 4x-5y=22 A. (3,-2) B. (13/3, -24/3) C. (-2,3) D. (3,2/5)

How was the war powers resolution intended to limit presidential authority

A 405 Hz tuning fork and a piano key are struck together, and no beats are heard. When a 402 Hz tuning fork and the same piano key are struck, three beats are h

Please help me out!!!!!!!!!!!!!!! :)

The volume of a square prism is 144x^3 +216x^2 +81x What is an expression that could describe the perimeter of one of the prism's square faces? Please state th