Which of the following statements is NOT true? A. Covalent bonds between atoms of a compound are relatively weak compared to bonds between molecules. B. Covalent bonds occur between nonmetals. C. Covalent compounds have low melting and boiling points. D. Covalent compounds are often gases or liquids.

Covalent compounds are often gases or liquid.

Explanation:

Diamond has covalent bonds between the C atoms but it is solid.

Covalent compounds are often gases or liquid.

Explanation:

Diamond has covalent bonds between the C atoms but it is solid.

answer

fusion: the energy source of stars. the energy released from the collapse of the gas into a protostar causes the center of the protostar to become extremely hot. when the core is hot enough, nuclear fusion commences. fusion is the process where two hydrogen atoms combine to form a helium atom, releasing energy.

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d: the voltage of the secondary coil is less than that of the primary coil.

im not suree sorry if wrong