calculate the number of atom in 9.2 gram of NA
mohammadjunaidp7s7et:
please any one answer this question
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Answered by
12
molar mass is 4.638 and gravite is 6.7254
Answered by
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Heya..
Molar Mass of Na = 23g/mol
9.2 g => 9.2/23
= > 0.4 mol Na
1 mol of sodium has 6.022×10^23atoms
0.4 mol of sodium = 0.4×6.022×10^23 atoms
=2.4×10^23 atoms
Hope it helps
#Rajveer《----------
Molar Mass of Na = 23g/mol
9.2 g => 9.2/23
= > 0.4 mol Na
1 mol of sodium has 6.022×10^23atoms
0.4 mol of sodium = 0.4×6.022×10^23 atoms
=2.4×10^23 atoms
Hope it helps
#Rajveer《----------
no need bro and i always tell me my question
A srring 1 metre long would break . when it tension is 69.6 N . find the greatest speed at a ball of mass 2 kg can be whirled with the string in a vertical circle
tell me this question bro
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