Reaction #1: 2 mg + 10,- 2 mgo
reaction #2: _ (, -_2_nh, + __co, + _h,0
reaction #3: _...
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Reaction #1: 2 mg + 10,- 2 mgo
reaction #2: _ (, -_2_nh, + __co, + _h,0
reaction #3: _caco, +_2_hci – _cacl2 + _h,0 + __co,
reaction #4: _
zn + __cucl, —
zncl,
reaction #5: _ na po, + __cuci, → __ nacl + _cu3(po4)2
reaction #6:
reaction #6: __c_h_0+ _0,- 200,+ _h_0
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Answers: 3
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