Answer:
concave lens
Explanation:
it's concave lens because it diverges the ray/beam of light.
D. F
Molecules are a group of bonded atoms but Fluorine stands on its own
Answer:
1. Lewis acid: F. Fe₃⁺, Lewis base: B. CN⁻
2. Lewis acid: A. AlCl₃, Lewis base: D. Cl⁻
3. Lewis acid: C. AlBr₃, Lewis base: E. NH₃
Hope this helps.
It depends on the concentration of ions which are responsible for the electrical conductivity in aqueous solutions.
D. radioactive isotopes are one of the environmental waste products of nuclear energy.
