Answer:
ag and au are sure not to react. but hg and sn might or might not
Answer: I would say its either exit door or the last one.
Explanation: Hope this helps plz mark brainliest.
Answer:
Peatification and coalification
Explanation:
https://energyeducation.ca/encyclopedia/Coal_formation
Answer:
C
Explanation: a is incorrect since the lower the ph = more acidic and b is incorrect because it produces hydronium ion and d I’m not sure what it is but I no that base recieve the protons