Potassium nitrate forms potassium oxide, nitrogen, and oxygen in certain fireworks.
4KNO3 → 26,0 + 2N2 + 502
This reaction is classified as a
A. combustion reaction.
B. decomposition reaction.
C. single-replacement reaction.
D. synthesis reaction.

Which geologic feature would most likely be represented by contour lines john far apart from one another? a cliff a hill a plain a valley

Actual age your first developed of age well comparison age refers to absolute age true or false

What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.