[Olympiad] For a reaction, ΔH = +40 kJ/mol and ΔS = +100 J/mol·K. At what temperature (in Kelvin) does the reaction become spontaneous?

  1. 200 K
  2. 300 K
  3. 400 K
  4. 500 K

📝 Batafsil tushuntirish

ΔG = ΔH - TΔS. Spontaneity starts when ΔG < 0. 40,000 - T(100) < 0 => 100T > 40,000 => T > 400 K.
21 / 49 (43%)
Savol 21 dan 49
← Oldingi → Keyingi Space — Javobni ko'rsatish

🎯 Mavzu bo‘yicha test topshirish «Variant #5 of the University Scholarship Examination»

Bu mavzuda 49 Savollar. Bilimingizni sinab ko‘ring!

🔐 Test topshirish uchun tizimga kiring

📚 Fan bo‘yicha barcha testlar «Bio+Chem»

Fan bo‘yicha barcha to‘plam va mavzularni ko‘ring: Bio+Chem

Fanga o‘tish →

Xato haqida xabar berish

Javoblar mavjud emas

Ushbu test to‘plami yopiq. To‘liq foydalanish uchun 🌟 premium

Email orqali yozish