Answer:
Os and atomic number 76.
Explanation:
It is a hard, brittle, bluish-white transition metal in the platinum group that is found as a trace element in alloys, mostly in platinum ores.
second one.......................ig
1. c
2. d
3. c
3A. ? second paragraph explains wood & animal skin are used
4. b
The answer would be C.) Fighting for a noble cause.
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