HCL gas is (molecular/ionic) and it dissolves in water as such: HCL (g) →

My book says that HCL is a molecular liquid but the answer sheet I have has put (ionic) as the answer to this. So which one is correct?

Suppose that during that icy hot lab 65,000 j of energy were transferred to 450 g of water at 20°c what would have have been the final temperature of the water

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.

How does a large body of water, such as the ocean, influence climate?