Answer:
C, when the ball lands it will have the least amount potential energy.
Explanation:
here is a picture that should help you.
Answer:
See below
Explanation:
Each metal oxide reacts with HCl to form water and the metal chloride

Answer:
Insoluble in water:
Explanation:
Water turns out to be a good solvent for ionic substances, or in general, polarized covalent substances. On the other hand, it is not a good solvent for non-polar substances, these being the vast majority of covalent substances.
Convection currents are caused by the movement of the magma in the mantle.
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