Iklan

Iklan

Pertanyaan

Di antara larutan-larutan berikut, larutan yang paling asam adalah...

Di antara larutan-larutan berikut, larutan yang paling asam adalah...

  1. 100 mL larutan begin mathsize 14px style H subscript 2 S O subscript 4 end style 0,02 M

  2. 100 mL larutan begin mathsize 14px style H Cl O subscript 4 end style 0,03 M

  3. 100 mL larutan begin mathsize 14px style H N O subscript 3 end style 0,01 M

  4. 100 mL larutan begin mathsize 14px style H Cl end style 0,05 M

  5. 100 mL larutan begin mathsize 14px style H Br end style 0,04 M

Iklan

N. Puspita

Master Teacher

Jawaban terverifikasi

Jawaban

jawaban yang benar adalah D.

jawaban yang benar adalah D.

Iklan

Pembahasan

Pembahasan
lock

Larutan yang paling asam adalah larutan yang pH nya paling kecil. pH yang paling kecil adalah 2 - log 5 Jadi, jawaban yang benar adalah D.

Larutan yang paling asam adalah larutan yang pH nya paling kecil.

begin mathsize 14px style A point space 100 space mL space larutan space H subscript 2 S O subscript 4 space 0 comma 02 space M open square brackets H to the power of plus sign close square brackets equals M space cross times space valensi open square brackets H to the power of plus sign close square brackets equals 0 comma 02 space cross times space 2 open square brackets H to the power of plus sign close square brackets equals 0 comma 04 pH equals minus sign log space open square brackets H to the power of plus sign close square brackets pH equals minus sign log space 4 space cross times space 10 to the power of negative sign 2 end exponent pH equals space 2 minus sign log space 4 end style 

begin mathsize 14px style B point space 100 space mL space larutan space H Cl O subscript 4 space 0 comma 03 space M open square brackets H to the power of plus sign close square brackets equals M space cross times space valensi open square brackets H to the power of plus sign close square brackets equals 0 comma 03 space cross times space 1 open square brackets H to the power of plus sign close square brackets equals 0 comma 03 pH equals minus sign log space open square brackets H to the power of plus sign close square brackets pH equals minus sign log space 3 space cross times space 10 to the power of negative sign 2 end exponent pH equals 2 minus sign log space 3 end style

begin mathsize 14px style C point space 100 space mL space larutan space H N O subscript 3 space 0 comma 01 space M open square brackets H to the power of plus sign close square brackets equals space M space cross times space valensi open square brackets H to the power of plus sign close square brackets equals space 0 comma 01 space cross times 1 open square brackets H to the power of plus sign close square brackets equals space 0 comma 01 pH equals minus sign log space open square brackets H to the power of plus sign close square brackets pH equals minus sign log space 10 to the power of negative sign 2 end exponent pH equals 2 end style 

begin mathsize 14px style D point space 100 space mL space larutan space H Cl space 0 comma 05 space M open square brackets H to the power of plus sign close square brackets equals M space cross times space valensi open square brackets H to the power of plus sign close square brackets equals 0 comma 05 space cross times space 1 open square brackets H to the power of plus sign close square brackets equals 0 comma 05 pH equals minus sign log space open square brackets H to the power of plus sign close square brackets pH equals minus sign log space 5 space cross times space 10 to the power of negative sign 2 end exponent pH equals 2 minus sign log space 5 end style 

begin mathsize 14px style E point space 100 space mL space larutan space H Br space 0 comma 04 space M open square brackets H to the power of plus sign close square brackets equals M space cross times space valensi open square brackets H to the power of plus sign close square brackets equals 0 comma 04 space cross times space 1 open square brackets H to the power of plus sign close square brackets equals 0 comma 04 pH equals minus sign log space open square brackets H to the power of plus sign close square brackets pH equals minus sign log space 4 space cross times space 10 to the power of negative sign 2 end exponent pH equals 2 minus sign log space 2 end style 

pH yang paling kecil adalah 2 - log 5

Jadi, jawaban yang benar adalah D.

Perdalam pemahamanmu bersama Master Teacher
di sesi Live Teaching, GRATIS!

128

Iklan

Iklan

Pertanyaan serupa

Sebanyak 0,05 mol H 2 ​ SO 4 ​ dilarutkan dalam 1 liter aquades, pH larutan yang terbentuk adalah...

8

0.0

Jawaban terverifikasi

RUANGGURU HQ

Jl. Dr. Saharjo No.161, Manggarai Selatan, Tebet, Kota Jakarta Selatan, Daerah Khusus Ibukota Jakarta 12860

Coba GRATIS Aplikasi Roboguru

Coba GRATIS Aplikasi Ruangguru

Download di Google PlayDownload di AppstoreDownload di App Gallery

Produk Ruangguru

Hubungi Kami

Ruangguru WhatsApp

+62 815-7441-0000

Email info@ruangguru.com

[email protected]

Contact 02140008000

02140008000

Ikuti Kami

©2024 Ruangguru. All Rights Reserved PT. Ruang Raya Indonesia