Which is NOT a source of bias? Pick one. A. Accurate Records

B. Equipment Choice

C. Funding Source

D. Hypothesis Information

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl 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?

The chemical formula for emerald is be3al2(sio3)6.an emerald can be decided as