please solve it
its very urgent
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k = 39
Mn= 54.938
o= 16
for 4 o
o = 4 x 16 = 64
Kmno4
39 + 54 + 64 = 157
KMno4 = 57 g
2.Na2C2O4 =
Na = 23 , = 46
C= 12 = 24
O=16 = 64
Na2C2O4 = 46 + 24 + 64 = 134
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