Chemistry, 15.08.2020 18:01 estherboocx
23. A certain sample of nitrogen gas consists of 9.26 1022 nitrogen atoms.
(a) How many moles of N atoms are present in this sample ?
(b) If the gas is entirely in molecular form, how many molecules are present in this
sample?
(c) What is the mass of the sample in gramme?
Answers: 2
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Afusion reaction takes place between carbon and another element. neutrons are released, and a different element is formed. the different element is a) lighter than helium. b)heavier than helium. c)the same weight as helium. d)dependent on the element that reacted with carbon.
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23. A certain sample of nitrogen gas consists of 9.26 1022 nitrogen atoms.
(a) How many moles of N...
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