PLEASE HELP H2 + I2--> 2HI Consider this synthesis of hydrogen iodide as a reaction that has reached equilibrium. If the concentration of hydrogen gas and
iodine gas were decreased in this system, what is most likely to occur?
-The amount of hydrogen gas will increase.
-The amount of HI will decrease.
-The amount of Iodine gas will increase.
-All of the above are true.

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.