Answer:
coral bleaching is when the temperature of the water changes (even slight changes in temperature effect coral) and the coral reacts negatively to it causing it to die. unfortunately corals cannot recover once they have been bleached.
Answer: Each pair of shared electrons is a covalent bond which can be represented by a dash.
Explanation:
In a Lewis dot structure, the central atom can share electrons through bonds with the surrounding atoms, and this can look like a dash between the atoms.
Viscosity is basically how thick a liquid is so pancake syrup would be the answer
Isotope- variation of an element
Sixteen- atomic number of oxygen
There are seven periods with eighteen columns in the periodic table.
