My and predicting proper
record data and observations
part 1: elements around you
...
My and predicting proper
record data and observations
part 1: elements around you
1. which element accounts for 23 percent of a human's total body mass? 'o
2. which of the most abundant elements in earth's crust are nonmetals?
3. what do the most abundant elements in earth's atmosphere have in common?
part 2: iron and oxygen
4. describe a chemical property of oxygen that you observed.
5. describe a chemical property of iron that you observed,
Answers: 1
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