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Tqkeoi.
Answer:
temperature and surface area
time of the reaction
a
Explanation:
1) Sc(C2H3O2)3 + Na3BO3 = 3 NaC2H3O2 + ScBO3
2) 2 Ba3(PO4)2 + 3 Ca2SiO4 = 3 Ba2SiO4 + 2 Ca3(PO4)2
urethra