You are looking out over the ocean and see this: what can you know about the tide? nothing must be neap tides must be spring tides

The correct answer is d

They carry out the exchange of gases as we breathe ( oxygen and carbon dioxide).

Olá. porque a reação na temperatura é muito rapida a do copo : )

The molar mass of a substance is defined as the mass of 1 mol of that substance, expressed in grams per mole, and is equal to the mass of 6.022 × 10 23 atoms, molecules, or formula units of that substance.