Add proton + neutrons = Mass 37
Proton is same as your atomic mass= 17
If you go on the periodic table look up 17 and it will give u the letter.
FeCl₂ + 2NH₄OH → Fe(OH)₂ + 2NH₄Cl
Answer:
Good question i really dont know sorry
Explanation:
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C. pollute water and damage aquatic ecosystems
Answer:
aqueous gallium chloride i think
Explanation: