Which of the following is a characteristic of robust scientific knowledge? A. It is frequently re-examined.
B. It is rarely subjected to arguments.
C. It has been disproven several times. .
D. It develops over a short duration of time.

If two objects at different te, peraure are in contact with each other what happens to their temperature

Answer asap need by wednesday morning calculate the ph of 0.036m naoh best answer will be brainliest

Consider hydrogen in an excited state n = 5n=5 that emits photons to reach the ground state. there are various possible transitions other than straight to the ground state that can occur; for example, it can drop to the n = 3n=3 state followed by the n = 3n=3 to the ground state transition. which of the possible transitions will result in the emission of a photon in the visible region?