2,8,3 because Aluminium has the Atomic Number 13
c) nervous and endocrine system
Hope I helped! ( Smiles )
You can tell if each side of the equation has the same molar mass.
Answer:
0.0498 mol
Explanation:
Number of moles = concentration in mol/L × volume in L
Concentration = 1 M = 1 mol/L
Volume = 49.8 mL = 49.8/1000 = 0.0498 L
Number of moles = 1×0.0498 = 0.0498 mol
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