Find the average atomic mass of iron made up of 15% 55Fe and 85% 56Fe A - 55. 85 B - 39. 5 C - 5585 D - 211

asked Feb 8, 2023 117k views

3 votes

Find the average atomic mass of iron made up of 15% 55Fe and 85% 56Fe

A - 55. 85

B - 39. 5

C - 5585

D - 211

by TomNg

8.4k points

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4 votes

Answer:

A- 55.85

Explanation:(15/100 ×55) + (85/100 × 56)

= 8.25+47.6

=55.85

Barry Carlyon answered Feb 12, 2023

8.3k points

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