Enter your answer in the provided box. Answer the following questions about the fermentation of glucose (C6H12O6, molar
Posted: Sun May 22, 2022 6:27 pm
questions about the fermentation of glucose (C6H12O6, molar mass 180.2 g/mol) to ethanol (C2H60) and CO2. AH=-16 kcal/mol C6H1206() – 2 C,H_0(+ 2 CO2(g) glucose ethanol How many kilocalories of energy are released when 4.0 mol of ethanol is formed? kcal of energy released Report answer to appropriate number of significant figures.
Enter your answer in the provided box. The combustion of coal with oxygen forms CO2 and releases 94 kcal of energy C(s) + O2(g) — CO2(g) AH=-94 kcal/mol How much energy is released when 8.2 mol of C reacts? kcal of energy released Report answer to appropriate number of significant figures.
Enter your answer in the provided box. Consider the gas-phase reaction of ethylene (CH2=CH2) with hydrogen to form ethane (C2H), which occurs in the presence of a palladium catalyst. How much energy is released when 21.0 g of ethylene reacts? (AH=-28 kcal/mol) kcal Report your answer with two significant figures.
Enter your answer in the provided box. A volume (41.0 mL) of gas at 320°C is cooled to 30.0C. What volume (in ml) does the gas now occupy? (The pressure and the number of particles do not change.) ml
Be sure to answer all parts. A sample of helium gas has a volume of 2.0 L at a pressure of 4.0 atm. What is the volume of gas (in L) at each of the following pressures? The temperature and the number of gas particles do not change. a. 3.8 atm L b. 410 mm Hg L &
Be sure to answer all parts. Calculate the volume of each substance at STP. a. 2.2 mol Ar L b. 4.3 g CO2 L
A balloon that contains 0.42 mol of helium in a volume of 8.1 L develops a leak so that its volume decreases to 2.26 L at constant temperature and pressure. How many moles of helium does the balloon now contain mol
Enter your answer in the provided box. Answer the following Enter your answer in the provided box. The combustion of coal with oxygen forms CO2 and releases 94 kcal of energy C(s) + O2(g) — CO2(g) AH=-94 kcal/mol How much energy is released when 8.2 mol of C reacts? kcal of energy released Report answer to appropriate number of significant figures.
Enter your answer in the provided box. Consider the gas-phase reaction of ethylene (CH2=CH2) with hydrogen to form ethane (C2H), which occurs in the presence of a palladium catalyst. How much energy is released when 21.0 g of ethylene reacts? (AH=-28 kcal/mol) kcal Report your answer with two significant figures.
Enter your answer in the provided box. A volume (41.0 mL) of gas at 320°C is cooled to 30.0C. What volume (in ml) does the gas now occupy? (The pressure and the number of particles do not change.) ml
Be sure to answer all parts. A sample of helium gas has a volume of 2.0 L at a pressure of 4.0 atm. What is the volume of gas (in L) at each of the following pressures? The temperature and the number of gas particles do not change. a. 3.8 atm L b. 410 mm Hg L &
Be sure to answer all parts. Calculate the volume of each substance at STP. a. 2.2 mol Ar L b. 4.3 g CO2 L
A balloon that contains 0.42 mol of helium in a volume of 8.1 L develops a leak so that its volume decreases to 2.26 L at constant temperature and pressure. How many moles of helium does the balloon now contain mol