Multiple ChoiceWhen 299,790,000 is written in scientific notation as a × 10^k, what are the values of a and k?144views
Multiple ChoiceWhich of the following numbers is correctly expressed in scientific notation?1177views
Multiple ChoiceWhich of the following represents Avogadro's number in standard decimal notation?143views
Multiple ChoiceWhich of the following best explains why scientific notation is useful in chemistry?119views