Which statement accurately describes compounds? * A-They have compositions that vary.
B-They are substances.
C- They can be physically separated into their component elements.
D-They have properties similar to those of their component elements.

Which change in temperature is the smallest? a change of 1 thomson degree a change of 1 kelvin degree a change of 1 fahrenheit degree a change of 1 celsius degree

How many grams of aluminum will there be in 98g of al2o3?

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together