heat absorbed per mole is given by
heat absorbed= 348.5/0.037
9418.92 kj/mol.
Thanks.
12 Question (1 point) 421 g of octane, CH18 reacts with excess oxygen in a bomb...
5.61 g of octane, C8H18, reacts with excess oxygen in a bomb calorimeter. The heat capacity of the calorimeter is 6.97 kJ/°C and the temperature increases by 18.0°C. How much heat, in units of kJ/mol, was absorbed by the bomb calorimeter?
When 1.14 g of octane (molar mass = 114 g/mol) reacts with excess oxygen in a constant volume calorimeter, the temperature of the calorimeter increases by 10.0°C. The heat capacity of the calorimeter is 6.97 kJ/°C. Determine the energy flow, qrxn. +6.97 kJ +69.7 kJ +6970 kJ –6970 kJ –69.7 kJ
QUESTION 4 The combustion reaction for octane burning in oxygen is: 2 C8H18 ()25 O2(g)- 16 CO2(g) +18 H20(g) AH = -10869 kJ Suppose an oxygen bomb calorimeter is loaded with oxygen gas and excess octane. The oxygen gas has a volume of 480.0 mL, pressure of 8.28 atm, and an initial temperature of 22.1 °C The calorimeter has a heat capacity of 1.75 kJ/ °C Assuming the oxygen reacts completely, what is the final temperature of the calorimeter?
QUESTION 4 The combustion reaction for octane burning in oxygen is 2 C3H18 (1) + 25 O2(g) - 16 CO2(g) +18 H20() AH = -10869 kJ. Suppose an oxygen bomb calorimeter is loaded with oxygen gas and excess octane. The oxygen gas has a volume of 480.0 mL, pressure of 8.38 atm, and an initial temperature of 22.1 "C The calorimeter has a heat capacity of 1.75 kJ/ "C Assuming the oxygen reacts completely, what is the final temperature of...
The combustion reaction for octane burning in oxygen is: 2 C8H18 (l) + 25 O2(g) → 16 CO2(g) +18 H2O(g) ∆H = -10869 kJ . Suppose an oxygen bomb calorimeter is loaded with oxygen gas and excess octane. The oxygen gas has a volume of 480.0 mL, pressure of 5.67 atm, and an initial temperature of 22.1 °C. The calorimeter has a heat capacity of 1.75 kJ/ °C . Assuming the oxygen reacts completely, what is the final temperature of...
The combustion reaction for octane burning in oxygen is: 2 C8H18 (1) + 25 O2(g) → 16 CO2(g) +18 H20() AH = -10869 kJ . Suppose an oxygen bomb calorimeter is loaded with oxygen gas and excess octane. The oxygen gas has a volume of 480.0 mL, pressure of 6.35 atm, and an initial temperature of 22.1 °C. The calorimeter has a heat capacity of 1.75 kJ/ °C. Assuming the oxygen reacts completely, what is the final temperature of the...
2) 1.9 g of an unknown hydrocarbon (44 g/mol) burns in bomb calorimeter in excess oxygen. The heat capacity of the calorimeter, Cv, = 5.539 kJ/°C and AT =15.874 ºC. Find AE for this hydrocarbon in kJ/mol. (Hint: This is a bomb calorimeter, where the reaction is happening at constant volume: So, what is zero? How is AE related to q (heat)?) Identify: system = Surrounding =
When a 3.08 g sample of liquid octane (C8H18) is burned in a bomb calorimeter, the temperature of the calorimeter rises by 26.9 oC. The heat capacity of the calorimeter, measured in a separate experiment, is 6.22 kJ/∘C . The calorimeter also contains 3.00 kg of water, specific heat capacity of 4.18 J/g°C. Determine the heat of combustion of octane in units of kJ/mol octane.
A
17.5g sample of a candy bar is burned in a bomb calorimeter. which
has a heat capacity of 8.75 kJ/degrees C. The temperature increases
from 20.2 degrees C to 59.9 degrees C
03 Question (5 points) See page 413 A 17.5 g sample of a candy bar is burned in a bomb calorimeter, which has a heat capacity of 8.75 kJ/°C. The temperature increases from 20.2°C to 59.9°C. 1st attempt Part 1 (2.5 pts) M See Periodic Table O...
1.956 g of an unknown hydrocarbon (71.3 g/mol) burns in bomb calorimeter in excess oxygen. The heat capacity of the calorimeter,Cv, = 5.077 kJ/ºC and ΔT =7.651 ºC. Find ΔE for this hydrocarbon in kJ/mol?