6. If a strip of magnesium reacts with oxygen gas, the mass of the resulting magnesium oxide will be
the Inass of the pure magnesium.
A. less than
O B. more than
O C. the same as
D. it cannot be determined

Once similarity and one difference between a mixture of elements and a mixture of compounds

Convert a speed of 201 cm/s to units of inches per minute. also, show the unit analysis by dragging components into the unit‑factor slots.

Select the correct answer. why are scientific models important in the study of science? a. they always involve critical mathematical calculations. b. they scientists understand complex ideas and objects that aren’t easy to handle. c. they enable scientists to popularize their work in society. d. they are required when conducting any peer review process. e. they are necessary for turning a hypothesis into a law.