Calculate (CaWO4) the mass of scheelite that contains a trillion (1.000x10 12) oxygen atoms. Be sure your answer has a unit symbol if necessary, and round it to 4 significant digits.

Which is an example of the practical pursuit of alchemy? a. forming perfect substances. b. transforming base metals. c. developing metalworking techniques. d. linking spiritual characteristics with material substances.

Avariable that is not being directly tested during an experiment should be changed varied experimented controlled

Acontrol during an experiment. might change remains constant does not exist does change