Answer:
B. Valence Electron Pairs
Explanation:
Valence-shell electron-pair repulsion, or VSEPR, describes the shape of molecules by determining the repulsion of valence electrons. Therefore, our answer is B.
Answer:
Single replacement and Zinc Sulfate
the 2nd one is double replacement and potassium nitrate
Yes the main benifit can be recyclation of energy
- The example can be seen in powerbanks or inverters
- The chemical energy present inside the battery can be used to convert itself into electric energy.
- Which can help us in climate protection
Answer:
The iron core, copper wire, and an electricity source.
Explanation: Me
D. because matter is uniform through and cannot be separated into other substances by physical means.