Question

What is formula unit mass
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Answer 1

Sum of masses of all ions in a formula unit.

ex:- NaCl = 23+ 35.5= 58.5g

Answer 2

Answer:

Which has more number of atoms, 100 grams of sodium or 100 grams of iron (given, atomic mass of Na = 23 u, Fe = 56 u)?

help me please

please give me right answer otherwise I will report your answer

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