Covalent bonds but not ionic
Answer:
D, because he discovered electrons
Explanation:
Answer: Hydrosphere, discontinuous layer of water at or near Earth's surface. It includes all liquid and frozen surface waters, groundwater held in soil and rock, and atmospheric water vapour. Earth's environmental spheresEarth's environment includes the atmosphere, the hydrosphere, the lithosphere, and the biosphere.
Explanation:
Appropriate units for the speed of a chemical reaction, the reaction rate, are M/s