Chlorophyll
, the substance responsible for the green
colour of leaves, has one Mg atom per chlorophyll
molecule and contains 2.72% Mg by mass. What is
the molar mass of chlorophyll?
(1) 882.4 g/mol (2) 441.2 g/mol
(3) 661.8 g/mol (4) 330.9 g/mol
Answers
Answered by
0
Answer:
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Answered by
6
Answer:
Weight of Mg in 3.00 g of Chlorophyll is
100
3×2.68
= 0.0804 g
No of moles of Mg =
24
0.0804
No. of atoms present in Mg =
24
0.0804
×6.023×10
23
= 2.01×10
21
atoms of Mg
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