What is the BEST reason why some scientific theories change over time? a. Information is always changing.
b. New research produces additional information.
c. Scientists communicate more with each other.
d. We understand things better now than scientists did long ago.

The activity series is shown in the attached picture. if the element is below the other, then you can displace the other. following the activity series as a guide, the reactions are as follows: nickel and aluminum chloride3 ni + 2 alcl₃  → 3 nicl₂ + 2 albarium and copper bromideba + cubr  →  no reaction because cu is less oxidizable than bapotassium nitrate and aluminum3 kno₃ + al  → al(no₃)₃ + 3 ksodium phosphate and zincnaso₄ + zn  → znso₄ + na

Ithink that’s it’s b

The answer is not c

Answer(true);