When sulfur-containing fuels are burned, sulfur trioxide (SO3) is formed in the atmosphere and contributes to acid rain (sulfur trioxide plus water produces sulfuric acid).How many resonance structures are there for SO3 when each atom satisfies the octet rule

What does the symbol (–hfus) indicate in a phase change?

Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.

Akno3 solution containing 51 g of kno3 per 100.0 g of water is cooled from 40 ∘c to 0 ∘c. what will happen during cooling?