
JU points '14 attempts left Check my work Enter your answer in the provided box. Consider...
points attempts left Check my work Enter your answer in the provided box. -1 The rate constant of a first-order reaction is 3.00 x 10 s 145 kJ/mol, calculate the temperature at which its rate constant is 7.65 x 10 S at 350.°C. If the activation energy is References eBook & Resources
6 2 attempts left Check my work 6.66 points Enter your answer in the provided box. Sports trainers treat sprains and soreness with ethyl bromide. It is manufactured by reacting ethylene with hydrogen bromide: 11 + H- Print H References Use bond energies to find the enthalpy change for this reaction. kJ Average Bond Energies Bond Bond Enthalpy (kJ/mol) 432 C-c 347 614 cuc 839 CH 413 C-Br 276 Br-Br 193 H-Br 363
Saved 1 attempts left Check my work Enter your answer in the provided box. Hydrogen sulfide decomposes according to the following reaction, for which K. = 9.30 x 10-8 at 700°C: 2 H2S(g) = 2 H2(g) + S2(9) If 0.49 mol of H2S is placed in a 3.0-L container, what is the equilibrium concentration of Hz() at 700° C? 0.0056 M
3 attempts left Check my work Enter your answer in the provided box. A sample of chlorine gas occupies a volume of 823 mL at a pressure of 609 mmHg. Calculate the pressure of the gas (in mmHg) if the volume is reduced at constant temperature to 215 mL. Enter your answer in scientific notation. mmHg
3 attempts left Check my work Enter your answer in the provided box. Using the balanced equation for fermentation answer the following question. CH1206(aq) → 2 CH 0(aq) + 2 CO2(g) glucose ethanol How many grams of CO2 are formed from 0.35 mol of glucose? g CO2
3 attempts left Check my work Enter your answer in the provided box. Calculate AG for the reaction at 25°C. 2C6H61) + 1502(8) 12C028) + 6H20(1) agº = kJ AH° (kJ/mol Agº (kJ/mol) sº (J/K mol) 5.69 2.4 Substance C(graphite) C(diamond) CO(g) CO2(g) CO2(aq) C0,- (aq) O(g) O2(8) O3(aq) O3(8) H20(1) CH 1.90 -110.5 -393.5 -412.9 -676.3 249.4 2.87 --137.3 -394.4 -386.2 --528.1 230.1 0 16.3 163.4 -237.2 124.5 197.9 213.6 121.3 -53.1 160.95 205.0 110.88 237.6 -12.09 142.2 -285.8...
2 attempts left Check my work Enter your answer in the provided box. Ammonium nitrate, a common fertilizer, is used as an explosive in fireworks and by terrorists. It was the material used in the tragic explosion at the Oklahoma City federal building in 1995. How many liters of gas at 307°C and 1.00 atm are formed by the explosive decomposition of 25.7 kg of ammonium nitrate to nitrogen, oxygen, and water vapor? gas
1 attempts left Check my work Enter your answer in the provided box. For the simple decomposition reaction AB(g) → A(g) + B(g) rate = k[AB] and k = 0.25 L/mol's. How long will it take for [AB] to reach 1/3 of its initial concentration of 1.50 M? + = 8.00 S es
2 attempts left Check my work Enter your answer in the provided box. Human liver enzymes catalyze the degradation of ingested toxins. By what factor is the rate of a detoxification changed if an enzyme lowers the E, by 5.0 kJ/mol at 37°C?
1 attempts left Check my work Enter your answer in the provided box. Find AGⓇ for the following reaction, at 25°C, using AHand S values. NH,Cs) – NHỊg) + Hg) -55 kJ Substance or Ion HCl(g) HCl(aq) NH3) NH3(aq) NH,Cl(s) Standard Thermodynamic Values at 298 K AH KkJ/mol) -92.3 -167.46 -45.9 -S0.83 -314.4 sº (J/mol K) 186.79 55.06 193 110 94.6