Models are used to show which qualities of a compound’s chemical structure? a. bond angles c. bond length b. element color d. both a and c

What’s a special glass that most beakers are made of

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

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.