оберіть хімічну реакцію, що може відбуватися.
a. Al2(SO4)3 + 3Cu = 3CuSO4 + 2Al
b. 2Al + 3H2SO4конц= Al2(SO4)3 + 3H2
c. Al2(SO4)3 + 3H2CO3 = Al2(CO3)3 + 3H2SO4
d. 2Al + 2NaOH + 6H2O = 2Na[Al(OH)4] + 3H2​
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