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Hitung jumlah partikel dari: a. 0,1 mol tembaga b. 2 mol gas nitrogen dioksida c. 0,25 mol besi d. 0,5 mol natrium klorida

Pertanyaan

Hitung jumlah partikel dari:

a. 0,1 mol tembaga

b. 2 mol gas nitrogen dioksida

c. 0,25 mol besi

d. 0,5 mol natrium klorida undefined 

Pembahasan Soal:

a. 0,1 mol tembaga

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell Jumlah space partikel space end cell equals cell space n space cross times space 6 comma 02 cross times 10 to the power of 23 end cell row blank equals cell space 0 comma 1 space cross times space 6 comma 02 cross times 10 to the power of 23 end cell row blank equals cell space 6 comma 02 cross times 10 to the power of 22 end cell end table end style 

b. 2 mol gas nitrogen dioksida

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell Jumlah space partikel space end cell equals cell space n space cross times space 6 comma 02 cross times 10 to the power of 23 end cell row blank equals cell space 2 space cross times space 6 comma 02 cross times 10 to the power of 23 end cell row blank equals cell space 12 comma 04 cross times 10 to the power of 23 end cell end table end style 

c. 0,25 mol besi

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell Jumlah space partikel space end cell equals cell space n space cross times space 6 comma 02 cross times 10 to the power of 23 end cell row blank equals cell space 0 comma 25 space cross times space 6 comma 02 cross times 10 to the power of 23 end cell row blank equals cell space 1 comma 505 cross times 10 to the power of 23 end cell end table end style 

d. 0,5 mol natrium klorida

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell Jumlah space partikel space end cell equals cell space n space cross times space 6 comma 02 cross times 10 to the power of 23 end cell row blank equals cell space 0 comma 5 space cross times space 6 comma 02 cross times 10 to the power of 23 end cell row blank equals cell space 3 comma 01 cross times 10 to the power of 23 end cell end table end style 

Jadi, jawaban yang benar adalah jumlah partikel = begin mathsize 14px style 6 comma 02 cross times 10 to the power of 22 end stylebegin mathsize 14px style 12 comma 04 cross times 10 to the power of 23 end stylebegin mathsize 14px style 1 comma 505 cross times 10 to the power of 23 end stylebegin mathsize 14px style 3 comma 01 cross times 10 to the power of 23 end style.

Pembahasan terverifikasi oleh Roboguru

Terakhir diupdate 13 Maret 2021

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