Why might rain forests in South America and near the equator be so productive? List two reas Think about the climate and weather near the equator and in a rain forest.

frogs. the lower the ph the higher the acid content. frogs have the highest tolerance in this scenario.

the answer is b.) hydrogen bonds between bases.

hydrogen is a compound or a single element and a element is a pure substence that cannot be separated into simpler subtances

clorine is a compound its a chemical substance that forms when two or more different elements combine

so both hydrogen and clorine are compounds