Iklan

Iklan

Pertanyaan

Diketahui data berikut. D C − C ​ = 348 kJ mol − 1 D H − Cl ​ = 431 kJ mol − 1 D C − H ​ = 423 kJ mol − 1 D Cl − Cl ​ = 242 kJ mol − 1 D C − Cl ​ = 328 kJ mol − 1 Entalpi reaksi: C 3 ​ H 8 ​ ( g ) + Cl 2 ​ ( g ) → C 3 ​ H 7 ​ CI ( g ) + HCI ( g ) adalah ...

Diketahui data berikut.

 

Entalpi reaksi:  adalah ...

  1. -208 kJ mol-1space

  2. -94 kJ mol-1spacespace

  3. -81 kJ mol-1spacespace

  4. +81 kJ mol-1space

  5. + 104 kJ mol-1spacespace

Iklan

A. Nurul

Master Teacher

Mahasiswa/Alumni UIN Syarif Hidayatullah Jakarta

Jawaban terverifikasi

Jawaban

jawaban benar adalah B.

jawaban benar adalah B.

Iklan

Pembahasan

struktur reaksi : menentukan entalpi reaksi : Jadi, jawaban benar adalah B.

struktur reaksi :

space space space space space space H space space space space H space space space H space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space H space space space H space space space H space space space space space space space space I space space space space space I space space space space I space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space I space space space space space I space space space space I H bond C bond C bond C bond H space plus Cl bond Cl yields H bond C bond C bond C bond Cl and H bond Cl space space space space space space space I space space space space space I space space space space I space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space I space space space space space I space space space space I space space space space space space H space space space space H space space space H space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space H space space space H space space space H 

menentukan entalpi reaksi :

increment H equals sum italic e italic n italic e italic r italic g italic i italic i italic k italic a italic t italic a italic n italic r italic e italic a italic k italic t italic a italic n minus sign sum italic e italic n italic e italic r italic g italic i italic i italic k italic a italic t italic a italic n italic p italic r italic o italic d italic u italic k increment H equals left square bracket left parenthesis 8 cross times italic D subscript C italic bond H end subscript right parenthesis plus left parenthesis 2 cross times italic D subscript C italic bond C end subscript right parenthesis plus left parenthesis italic D subscript Cl bond Cl end subscript right parenthesis right square bracket minus sign left square bracket left parenthesis 7 cross times italic D subscript C italic bond H end subscript right parenthesis plus left parenthesis 2 cross times italic D subscript C italic bond C end subscript right parenthesis plus left parenthesis italic D subscript C bond Cl end subscript right parenthesis plus left parenthesis italic D subscript H bond Cl end subscript right parenthesis increment H equals left square bracket left parenthesis 8 cross times 423 right parenthesis plus left parenthesis 2 cross times 348 right parenthesis plus left parenthesis 242 right parenthesis right square bracket minus sign left square bracket left parenthesis 7 cross times 423 right parenthesis plus left parenthesis 2 cross times 348 right parenthesis plus left parenthesis 328 right parenthesis plus left parenthesis 431 right parenthesis right square bracket increment H equals left square bracket left parenthesis 3384 right parenthesis plus left parenthesis 696 right parenthesis plus left parenthesis 242 right parenthesis right square bracket minus sign left square bracket left parenthesis 2961 right parenthesis plus left parenthesis 696 right parenthesis plus left parenthesis 328 right parenthesis plus left parenthesis 431 right parenthesis right square bracket increment H equals 4322 minus sign 4416 increment H equals minus sign 94 space kJ space mol to the power of negative sign 1 end exponent

Jadi, jawaban benar adalah B.

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

1

Ahmad munsif f

Makasih ❤️

Fayuki Ami

Makasih ❤️

Iklan

Iklan

Pertanyaan serupa

Diketahui reaksi berikut. H O I ∥ H − C − H + 2 O = O → C + 2 H − O − H I ∥ H O Diketahui perubahan entalpi sebesar -109 kJ serta energi ikatan C = O , H − O , dan O = O berturut-turut 243 kJ mo...

23

4.7

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