Which of the different components of smog depicted in the graph are most likely released from automobile exhaust? A
A and B
B
B and C
с
A, B, and C
D
B, C, and D

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal. b. he is determining chemical properties that are sufficient to identify the metal. c. he is determining physical properties that are insufficient to identify the metal. d. he is determining chemical properties that are insufficient to identify the metal.