Ответы на вопрос:
ответ:
объяснение:
mr(h2s) = 1*2 + 32 = 34
w(h) = ar(h) *n / mr(h2s) *100% = 1*2 / 34 *100% =6%
w(s) = ar(s) *n / mr(h2s) *100% = 32 *1 / 34 *100% = 94%
mr(cs2) = 12 + 32*2 =76
w(c) = ar(c) *n / mr(cs2) *100% = 12*1 / 76 *100% =16%
w(s) = ar(s) *n / mr(cs2) *100% = 32*2 / 76 *100% = 84%
mr(caso4) = 40 + 32+16*4 =136
w(ca) = ar(ca) *n / mr(caso4) *100% = 40*1 / 136 *100% =29%
w(s) = ar(s) *n / mr(caso4) *100% = 32*1 / 136 *100% = 23%
w(o) = ar(o) *n / mr(caso4) *100% = 16*4 / 136 *100% =48%
mr(na2so4) = 23*2 + 32 + 16*4 =142
w(na) = ar(na) *n / mr(na2so4) *100% = 23*2 / 142 *100% =32%
w(s) = ar(s) *n / mr(na2so4) *100% = 32*1 / 142 *100% = 22%
w(o) = ar(o) *n / mr(na2so4) *100% = 16*4 / 142 *100% = 46%
mr(fe2(so4)3 = 56*2 + 32*3 + 16*12 = 342
w(fe) = ar(fe) *n / mr(fe2(so4)3 *100% = 56*2 / 342 *100% =33%
w(s) = ar(s) *n / mr(fe2(so4)3 *100% = 32*3 / 342 *100% =28%
w(o) = ar(o) *n / mr(fe2(so4)3) *100% = 16*4 / 342 *100% = 39%
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