A 6.55 g sample of aniline (C6H5NH2, molar mass = 93.13 g mol-1) was combusted in...
A 6.55 g sample of aniline (C6H5NH2, molar mass = 93.13 g mol-1) was combusted in a bomb calorimeter with a heat capacity of 14.25 kJ °C-1. If the initial temperature was 32.9 °C, use the information below to determine the value of the final temperature of the calorimeter. 4C6H5NH2(l) + 35O2(g) ? 24CO2(g) + 14H2O(g) + 4NO2(g) ?rU° = -1.28 × 104 kJ mol-1 A) 257 °C B) 46.6 °C C) 96.1 °C D) 41.9 °C E) 931 °C Answer: C temperature was 32.9 °C, use the information below to determine the value of the final temperature of the calorimeter. 4C6H5NH2(l) + 35O2(g) ? 24CO2(g) + 14H2O(g) + 4NO2(g) ?rU° = -1.28 × 104 kJ mol-1 A) 257 °C B) 46.6 °C C) 96.1 °C D) 41.9 °C E) 931 °C Answer: C Pleas include all steps
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A 6.55 g sample of aniline (C6H5NH2, molar mass = 93.13 g mol-1)
was combusted in...
A 6.55 g sample of aniline (C6H5NH2, molar mass = 93.13 g/mol) was combusted in a bomb calorimeter. If the temperature...
A 6.55 g sample of aniline (C6H5NH2, molar mass = 93.13 g/mol) was combusted in a bomb calorimeter. If the temperature rose by 32.9°C, use the information below to determine the heat capacity of the calorimeter. 4 C6H5NH2(l) + 35 O2(g) → 24 CO2(g) + 14 H2O(g) + 4 NO2(g) ΔH°rxn = -1.28 x 104 kJ
A 4.98 g sample of aniline (C6H5NH2, molar mass = 93.13 g/mol) was combusted in a bomb calorimeter with a heat capacit...
A 4.98 g sample of aniline (C6H5NH2, molar mass = 93.13 g/mol) was combusted in a bomb calorimeter with a heat capacity of 4.25 kJ/
please help me with all the questions thank you 38) Determine the final temperature of a...
please help me with all the questions thank you
38) Determine the final temperature of a gold nugget (mass 376 g) that starts at 398 K and loses 4.85 kJ of heat to a snowbank when it is lost. The specific heat capacity of gold is 0.128 J/g°c A) 133 K B) 398 K C) 187 K D) 297 K E) 377 K 39) A 6.55 g sample of aniline (C6H5NH2, molar mass 93.13 g/mol) was combusted in a bomb...
A 5.0L bomb calorimeter, with a heat capacity of 14.25 kJ/°C, is filled to a pressure...
A 5.0L bomb calorimeter, with a heat capacity of 14.25 kJ/°C, is filled to a pressure of 5.0 atm with O2 gas at 32.9°C. A 6.55 g sample of aniline (C6H5NH2, molar mass = 93.13 g/mol) was then combusted in this calorimeter. Determine the value of the final temperature of the calorimeter. 4 C6H5NH2(l) + 35 O2(g) → 24 CO2(g) + 7 H2O(g) + 2 NO2(g) ΔH°rxn= -1.28 x 104kJ/mol
30. A 4.98 g sample of aniline (C6H5NH2, molar mass - 64.3 g/mol) was combusted in...
30. A 4.98 g sample of aniline (C6H5NH2, molar mass - 64.3 g/mol) was combusted in a bomb calorimeter with a heat capacity of 4.25 kJ/°C. If the temperature rose from 29.5°C to 69.8°C, determine the value of ???comb for aniline. A. +7.81 x 103 kJ/mol B. -3.20 x 103 kJ/mol Cytl .71 x 103 kJ/mol D.-1.71 x 103 kJ/mol E. -7.81 x 103 kJ/mol Given w - 0, an exothermic reaction has the following. A. +?? and-AE
Question 14 A 2.49 g sample of aniline (C6H5NH 2, molar mass = 93.13 g/mol) was...
Question 14 A 2.49 g sample of aniline (C6H5NH 2, molar mass = 93.13 g/mol) was combusted in a bomb calorimeter with a heat capacity of 4.25 kJ/°C. If the temperature rose from 29.5°C to 69.8°C, determine the value of AH comb for aniline. O +1.71 x 103 kJ/mol -3.20 * 103 kJ/mol -1.71 x 103 kJ/mol +6.40 x 103 kJ/mol O -6.40 103 kJ/mol x
CH4, molemas 93.13 g mol) was combusted in a bomb the temperature rose by 32 C...
CH4, molemas 93.13 g mol) was combusted in a bomb the temperature rose by 32 C use the information below to determine the heat capacity of the A65g sample of calometer 4 CH +354) - 24 CO2(0)+ 14 H 0 + 4 NO) MH -126 x 10 128 kc О с 6мке 0 594 kr E973
A 3.250 g sample of methanol, CH_3OH, is combusted in a bomb calorimeter. The temperature of...
A 3.250 g sample of methanol, CH_3OH, is combusted in a bomb calorimeter. The temperature of the calorimeter increases by 12.55 degree C. If the heat capacity of the bomb is 8500 J/degree C and it contains 1.200 kg of water, what is the heat evolved per mole of ethanol combusted? The specific heat capacity of water is 4.184 J/g middot K and the molar mass of methanol is 32.04 g/mol. -1321 kJ -726.4 kJ -621.2 kJ -105.2 kJ -63.01...
17. When combusted in a bomb calorimeter, a 12.6 g sample of acetylene (C2H2) produced a...
17. When combusted in a bomb calorimeter, a 12.6 g sample of acetylene (C2H2) produced a temperature increase of 16.9 °C. The calorimeter constant for the calorimeter was determined to be 31.5 kJ/°C. What is the molar heat of combustion for acetylene? a. -6.71 x 103 kJ/mol b. -1.10 x 103 kJ/mol C. -42.25 kJ/mol d. -13.5 x 103 kJ/mol e. -532 kJ/mol
When 5.00 g adenine (C5H5N5, 135.1 g/mol) is combusted in a bomb calorimeter, 103 kJ of heat is released and a temperature increase of 23.6 C is noted. In the same calorimeter, 5.00 g guanine (C5H5...
When 5.00 g adenine (C5H5N5, 135.1 g/mol) is combusted in a bomb calorimeter, 103 kJ of heat is released and a temperature increase of 23.6 C is noted. In the same calorimeter, 5.00 g guanine (C5H5N5O, 151.1 g/mol) is combusted, and a temperature increase of 19.0 C is observed. What is the enthalpy of combustion per mol of guanine?
please help me with all the questions thank you
38) Determine the final temperature of a gold nugget (mass 376 g) that starts at 398 K and loses 4.85 kJ of heat to a snowbank when it is lost. The specific heat capacity of gold is 0.128 J/g°c A) 133 K B) 398 K C) 187 K D) 297 K E) 377 K 39) A 6.55 g sample of aniline (C6H5NH2, molar mass 93.13 g/mol) was combusted in a bomb...
30. A 4.98 g sample of aniline (C6H5NH2, molar mass - 64.3 g/mol) was combusted in a bomb calorimeter with a heat capacity of 4.25 kJ/°C. If the temperature rose from 29.5°C to 69.8°C, determine the value of ???comb for aniline. A. +7.81 x 103 kJ/mol B. -3.20 x 103 kJ/mol Cytl .71 x 103 kJ/mol D.-1.71 x 103 kJ/mol E. -7.81 x 103 kJ/mol Given w - 0, an exothermic reaction has the following. A. +?? and-AE
Question 14 A 2.49 g sample of aniline (C6H5NH 2, molar mass = 93.13 g/mol) was combusted in a bomb calorimeter with a heat capacity of 4.25 kJ/°C. If the temperature rose from 29.5°C to 69.8°C, determine the value of AH comb for aniline. O +1.71 x 103 kJ/mol -3.20 * 103 kJ/mol -1.71 x 103 kJ/mol +6.40 x 103 kJ/mol O -6.40 103 kJ/mol x
CH4, molemas 93.13 g mol) was combusted in a bomb the temperature rose by 32 C use the information below to determine the heat capacity of the A65g sample of calometer 4 CH +354) - 24 CO2(0)+ 14 H 0 + 4 NO) MH -126 x 10 128 kc О с 6мке 0 594 kr E973
A 3.250 g sample of methanol, CH_3OH, is combusted in a bomb calorimeter. The temperature of the calorimeter increases by 12.55 degree C. If the heat capacity of the bomb is 8500 J/degree C and it contains 1.200 kg of water, what is the heat evolved per mole of ethanol combusted? The specific heat capacity of water is 4.184 J/g middot K and the molar mass of methanol is 32.04 g/mol. -1321 kJ -726.4 kJ -621.2 kJ -105.2 kJ -63.01...
17. When combusted in a bomb calorimeter, a 12.6 g sample of acetylene (C2H2) produced a temperature increase of 16.9 °C. The calorimeter constant for the calorimeter was determined to be 31.5 kJ/°C. What is the molar heat of combustion for acetylene? a. -6.71 x 103 kJ/mol b. -1.10 x 103 kJ/mol C. -42.25 kJ/mol d. -13.5 x 103 kJ/mol e. -532 kJ/mol
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