The atomic mass of sodium is 23. The number of moles in 46 g of sodium is__
(1) 1
(2) 2
(3) 2.3
(4) 4.6
Answers
Answered by
0
Answer:
(1) 1
Explanation: mass=46gm ;molar mass/atomic mass=23
1 mole=23amu
no. mole=mass/molar mass
no. mole=46gm/26amu
no. mole=2
∴ans→2mole contain 46gm of sodium
Answered by
0
Answer:
2
Explanation:
number of mole in sodium = 46/23=2
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