An element can be separated into simpler substances by physical means

chemical means

both physical and chemical means

neither physical nor chemical means

Agas occupies 475 cm^3 at 313k. find its volume at 367k. you must show all of your work to receive credit. be sure to identify which of the gas laws you will be using

The graph indicates the running route for tobias. which best describes his run? from time 0 to 6, he went fast and then slowed down. from time 6 to 10, he was at his slowest. from time 12 to 14, he went very slow. from time 14 to 18, he went toward the starting point.

The plant food contains nh4)3po4 what tests would you run to verify the presence of the nh4 ion and the po4 ion