The current human population is reaching nearly eight billion people and will continue to grow. which are the consequences of population growth? increase in population density limited resources decrease in birth rates decrease in diseases

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explanation:

covalent bonds

consist of pairs of electrons shared by two atoms, and bind the atoms to fixed orientation and requre high energies to break them

ionic bonds

when two atoms differ considerably in their electronegativity, then one of the atoms will lose its electron to the other atom. this results in a positively charged ion(cation) and a negatively charged ion (anion)