Explanation:
Fe. O
72.40/ 56 27.60/16
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1.29/1.29 1.725/1.29
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1. :. 1
<h3>Emperical formula = FeO</h3>
1.01 x 10^24 molecules.
Explanation:
To calculate the number of molecules in a given number of mole, we can simply multiply by Avogadro's number which is equal to 6.022 x 10 ^23.
Therefore,
10 molecules = 1.68 mol x (6.022 x 10^23 molecules) / (1 mol = 1.01 x 10^24) molecules.
I hope this helps :)
Answer: Mechanical digestion from chewing, chemical digestion from saliva
Explanation: