a certain substance x decomposes. it is found that 50% of x remains after 100 minutes. how much x remains after 200 minutes if the reaction order with respect to x is zero order?

Abox contains 40 number tiles numbered 1 to 40. if a tile is drawn at random, what is the probability that the number drawn is a multiple of 3 or 4? find p(multiple of 4 or multiple of 5)

Led party light. d. d. d. d. g. l. e. d.

Mason drew the cladogram shown. i give the brainliest which statements best describe the cladogram? check all that apply. reptiles are the most primitive. birds and reptiles are most closely related. frogs are more closely related to fish than birds. frogs are more closely related to birds than fish. fish are the most primitive.