Geologists discover what seems to be a new, powdery substance, deep underground. When they analyze it it's found to contain, amo
ngst other things, potassium and iodine.
Which of the following are ruled out about this substance?
A. It is a mixture
B. It is a compound
C. It has a lattice structure
D. It is made up of molecules
E. It is an element
2 answers:
The answer to your question is I think B
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Group 8 elements. They are unreactive and stable
Answer:
Splitting water molecules produces hydrogen gas, which is used to power machines through hydrogen fuel cells. ( B-)
Explanation:
miscible liquids: water and alcohol
immiscible liquids: water and oil
