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Jika A r ​ : H = 1 g mol − 1 , S = 32 g mol − 1 , O = 16 g mol − 1 , hitung M r ​ H 2 ​ SO 4 ​ !

Jika , hitung !space 

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L. Avicenna

Master Teacher

Mahasiswa/Alumni Institut Teknologi Bandung

Jawaban terverifikasi

Jawaban

adalah .

 begin mathsize 14px style italic M subscript italic r bold space H subscript bold 2 S O subscript bold 4 end style adalah Error converting from MathML to accessible text..space 

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Jadi adalah .

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell M subscript r space H subscript 2 S O subscript 4 end cell equals cell left parenthesis 2 cross times A subscript r space H right parenthesis plus left parenthesis 1 cross times A subscript r space S right parenthesis plus left parenthesis 4 cross times A subscript r space O right parenthesis end cell row cell M subscript r space H subscript 2 S O subscript 4 end cell equals cell left parenthesis 2 cross times 1 space g space mol to the power of negative sign 1 end exponent right parenthesis plus left parenthesis 1 cross times 32 space g space mol to the power of negative sign 1 end exponent right parenthesis plus left parenthesis 4 cross times 16 space g space mol to the power of negative sign 1 end exponent right parenthesis end cell row cell M subscript r space H subscript 2 S O subscript 4 end cell equals cell 2 space g space mol to the power of negative sign 1 end exponent plus 32 space g space mol to the power of negative sign 1 end exponent plus 64 space g space mol to the power of negative sign 1 end exponent end cell row cell M subscript r space H subscript 2 S O subscript 4 end cell equals cell 98 space g space mol to the power of negative sign 1 end exponent end cell row blank blank blank row blank blank blank end table end style 

Jadi begin mathsize 14px style italic M subscript italic r bold space H subscript bold 2 S O subscript bold 4 end style adalah Error converting from MathML to accessible text..space 

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Untuk menyelesaikan soal berikut lihat Ar unsur pada tabel periodik. Hitunglah berapa mol zat yang mempunyai massa: a.2,76 gram K 2 ​ CO 3 ​ b.10,02 gram Ba 3 ​ ( PO 4 ​ ) 2 ​

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