0,1. 0,05
2Cr(OH)3-->Cr2O3+3H2O
n(Cr(OH)3)=10,3:103=0,1
m(Cr2O3)=0,05×152=7,6г
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Answers & Comments
0,1. 0,05
2Cr(OH)3-->Cr2O3+3H2O
n(Cr(OH)3)=10,3:103=0,1
m(Cr2O3)=0,05×152=7,6г