calculate the number of mol atom in 1.4 grams of nitrogen
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2
Answer:0.1 mol
Explanation: no. of moles= given mass of the element/ molar mass
No. Of moles of nitrogen =1.4/ 14= 0.1 mol
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4
Answer:
So, number of atoms in 1.4 gmnitrogen=(2*6.023*10²²)÷2=6.023*10²² molecules. Answer: Atomic weight ofNitrogen is 28, and is diatomic. 1mole=28gm contains 6.023*〖10〗^23 molecules.
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