triciyeroMand0i9ii triciyeroMand0i9ii
  • 02-01-2016
  • Chemistry
contestada

The gram-formula mass of NO2 is defined as the mass of
(1) one mole of NO2
(2) one molecule of NO2
(3) two moles of NO
(4) two molecules of NO

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Billymkhoi
Billymkhoi Billymkhoi
  • 02-01-2016
The correct answer is (1) one mole of NO2.

The gram formula mass is also known as the molar mass and is defined by the mass over one mole of a substance.

Hope this helps~
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Ishankahps
Ishankahps Ishankahps
  • 05-07-2018
Correct answer is 1 - one mole of NO2 .  

Gram formula mass can be defined as the mass of 1 mole (6.022 x 10
²³ particles) of compound in grams. This is similar to molar mass. Gram formula mass is also calculated by adding the total mass of each element present in the given formula. 
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