Options please i think its John Dalton
Answer:
NH3 Ammonia
Explanation:
Ammonia has 4 regions of electron density around the central nitrogen atom (3 bonds and one lone pair). These are arranged in a tetrahedral shape. The resulting molecular shape is trigonal pyramidal with H-N-H angles of 106.7°.
Primary:
Grasshopper
Mouse
Grass
Secondary:
Hawk
Snake
Coyote
Nuclear i believe because it has nucleus in the sentence and also talk about it
Appropriate units for the speed of a chemical reaction, the reaction rate, are M/s