oblicz zawartosc procentową siarki SO3
masa SO3: 32+16+16+16=80g
S: 32/80 x 100%=40%
O: 48/80 x 100%=60%
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masa SO3: 32+16+16+16=80g
S: 32/80 x 100%=40%
O: 48/80 x 100%=60%