Answer:
They are similarly charged, which is why they repel each other.
17, to be neutral it has to have equal number of protons and electrons
Answer:
Without the tilt, lunar eclipse will happen every month.
Answer:
Muscles need stretchting and be able to contract and release while bones need to be hard in order to be the framework for the body and protect vital organs and the nervous system.
Explanation:
Molar mass K₂SO₄ = 174.259 g/mol
moles
hope this helps!
