Which of the statements accurately describes compounds?
they contain two visibly distinct parts.
they can be broken down by chemical means.
they cannot contain more than two different components.
they are pure substances.
they have different properties than the components that make them.

Both josef loschmidt and amedeo avogadro contributed to our understanding of basic molecular numbers, sizes, and reaction ratios. neither scientist discovered “avogadro’s number” in the form we use it today (6.02 x 10 23). still, there’s a controversy over the name. research the contributions from these two scientists and read about how avogadro’s number got its name. briefly state what you think this number should be called, providing key details of each scientist’s contributions to this concept and a solid rationale for your case in naming the number.

If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.

Consider the directing effects of the substituents on salicylamide and predict the possible structures of the iodination products. which do you think will be the major product?