Answer:
C. Similar wind patterns were observed in Australia and South America
Explanation:
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Answer:
50. 5mol
Explanation:
The mass of Zinc required = 3.30 kg = 3300 grams
The relation between moles and mass is:

Atomic mass of Zinc = 65.38g/mol


The answer to three significant figures will be 50.5 mol
Amino acids carry two functional groups: an amine group (-NH2) and a carboxylic acid group (-COOH). They are different because they have different side chains (R groups) attached to an alpha carbon that is specific to each amino acid.
Yes..... I think.........