Questions LLC
Login
or
Sign Up
Ask a New Question
Thermodynamics
Page 10
Questions (11,651)
Glycine is the amino acid used to make proteins
a)for each mole of glycine that burns,973.49k/mol of which is libarated eqution
1 answer
asked by
Gift
477 views
A plastic bag is filled with 1 ft3 of air at 17° C at atmospheric pressure. What is volume at 2 atm pressure?
1 answer
asked by
serena
435 views
Carnot engine operates between 170°C and 23°C. How much ice can the engine melt from its exhaust after it has done 4.5 104 J
10 answers
asked by
amela
536 views
The Go’ value for the hydrolysis of glucose-6-phosphate is -13.8 kJ/mol. Assuming a concentration of 4 mM for this molecule,
5 answers
asked by
Lena
709 views
Consider the specific heats H2O(s) =2.09 J/g ¡¤◦C,H2O (§¤) = 4.18 J/g ¡¤◦C, and H2O(g) = 2.03 J/g ¡¤◦C. The heat
3 answers
asked by
gabriella
959 views
A sample consisting of 2 moles of diatomic perfect gas molecules at 250K is compressed reversibly and adiabatically until its
1 answer
asked by
Rudo Kanukamwe
730 views
find the temperature of the hot reservoir of a carnot engine that has QH=1575j that does work on a 200kg crate, caussing it to
1 answer
asked by
Claire
401 views
An ideal gas, Cp = (5/2)R and Cv = (3/2)R, is changed from P = 1 bar and
V{ = 12 m3 to P2 = 12 bar and V2 = 1 m3 by the following
3 answers
asked by
Sarah
1,374 views
K/U The enthalpy of reaction for a neutralization reaction is to be determined by mixing dilute solutions of an acid and a base
3 answers
asked by
Blessing
661 views
Specific Heats for Several Common Metals J g^-1 °C^-1
AI - 0.903 Cu- 0.385 Fe- 0.449 K- 0.757 Pb- 0.128 Zn- 0.388 b) Which metal
3 answers
asked by
i need help :(
545 views
If a 50.0g silver spoon at 20.0 degrees C. How much heat does the spoo absorb from the coffee to reach a temperature of
2 answers
asked by
Lady T.
546 views
What amount of energy is required to melt a 26.9 g piece of ice at 0oC?
The heat of fusion of ice = 333 Jg-1 Heat required to
2 answers
asked by
tanner
885 views
What is the total translational kinetic energy of the gas molecules of 0.470 mol of air at atmospheric pressure that occupies a
1 answer
asked by
opp
468 views
every stage is eventually returned to which final stage?
4 answers
asked by
Laruen
601 views
A sample of gas in a 21.5-L container at 45 degrees Celsius is cooled at constant pressure to a temperature of -37 degrees
3 answers
asked by
Layney
584 views
when steam is passed over white hot coke at 1000°C, the product obtained is?
2 answers
asked by
kiaan
59 views
25 kg of ice at 0° C is combined with 4 kg of steam at 100° C. What is the final equilibrium temperature in ° C of the
5 answers
asked by
Maya
6,103 views
How many kilojoules are released when 115 g of Si reacts with chlorine?
Si(s)+2Cl2(g)→SiCl4(g)ΔH=−657kJ
3 answers
asked by
Alex
707 views
When 1.0 mole of liquid Br2 is converted to Br2 vapour at 25.0oC and 1.0 atm pressure, 7.3 Kcal of heat is absorbed, and 0.59
3 answers
asked by
sam zahrani
348 views
Bromobenzene, C6H5Br, and chlorobenzene, C6H5Cl, form essentially ideal solutions in all proportions. At 100°C, the equilibrium
6 answers
asked by
lulu
1,603 views
A container of hot liquid is placed in a freezer that is kept at a constant temperature of 10°F. The initial temperature of the
4 answers
asked by
Sarah
2,631 views
Pls help
In which case would connect energy of particles be increasing? A metal is heated at 1300°C B metal is heated from room
14 answers
asked by
Anonymous
2,787 views
What is the molar enthalpy of combustion of magnesium? This was the lab question that I was asked to find after performing a lab
2 answers
asked by
Chase (sorry if this long)
1,294 views
A cylinder with a moveable piston contains 0.2 kg of water at 100 ºC.
The density of the water ρw =1000 kg/m3 and that of steam
2 answers
asked anonymously
144 views
An aluminum can is filled to the brim with a liquid. The can and the liquid are
heated so their temperatures change by the same
2 answers
asked anonymously
138 views
Explain thermal electric effect and the thermocouple
1 answer
asked by
Kalu prosper
116 views
Study the scenario.
The particles in a system are moving around very slowly. A few minutes later, the particles are moving, on
19 answers
asked anonymously
192 views
Temperature is defined as __________.
Responses a measure of the average potential energy of a particle in the system a measure
2 answers
asked anonymously
129 views
temperature of the layers
2 answers
asked by
bonia
89 views
If 30cm3
of a gas at 50oC is warmed to 80oC at a fixed pressure the fractional increase in volume is A. 0.093 B. 1.090 C. 0.009
2 answers
asked anonymously
69 views
Internal energy
2 answers
asked by
Fuad Faji Femal
69 views
Which type system allows energy to enter or leave the system, but does not allow matter to cross into or out of the system?
Respo
2 answers
asked anonymously
219 views
Study the image.
A system where energy and matter can enter and leave. © 2016 FlipSwitch Which choice most accurately identifies
2 answers
asked anonymously
124 views
Which type of system allows matter and energy to enter or exit the system?
Responses isolated isolated closed closed open open
2 answers
asked anonymously
98 views
Which of the following correctly describes the microscopic structure of a system when heat is added?
Responses Bonds between the
2 answers
asked anonymously
136 views
Camphor has a heat of combustion of5903.6 a sample of comfort having mass of 0.1204 gram is burn in a bond calorimetry the
2 answers
asked anonymously
133 views
The temperature changes over time when ice is heated from -5°c until it boils and evaporates
2 answers
asked by
Gosiame
97 views
Temperature in Kelvin
2 answers
asked by
Jonathan Kila
98 views
Is the following reaction endothermic or exothermic?
C3H8 + 5 O2 --> 3 CO2 + 4 H2O H= -2200 kJ endothermic exothermic
4 answers
asked by
Hey..😙
109 views
Calculate the internal energy for the reaction shown below which was performed at constant pressure of 40 Pa and a volume of 1.0
2 answers
asked by
ezile
65 views
Using Hess law, calculate ΔH for the equation: O3 (g) +2NO2 (g)→ N2O5 (g) + O2 (g)
Given the following equations: N2O5 (g)
2 answers
asked by
ezile
132 views
Using the table below that shows some values for standard enthalpy changes of combustion, calculate the standard enthalpy change
2 answers
asked by
ezile
97 views
Using the table below that shows some values for standard enthalpy changes of combustion, calculate the standard enthalpy change
2 answers
asked by
ezile
90 views
On his honeymoon James Joule travelled from England to Switzerland. He attempted to
verify his idea of the interconvertibility of
2 answers
asked by
Alex
76 views
A chemical reaction releases 2.34 kJ of heat and no work is done on the surroundings. What happens to the change in internal
4 answers
asked by
ezile
64 views
Using Hess law, calculate ΔH for the equation: N2O3 ---> NO + NO2
N2O3 ---> N2 + 3⁄2O2 ΔH = 83.7 kJ 1⁄2N2 + 1⁄2O2 ---> NO
2 answers
asked by
ezile
80 views
Two gases A and B are placed in container that has a piston. A and B react to form product C. As the reaction occurs, the system
2 answers
asked by
ezile
91 views
What is the energy required to raise the temperature of 1 g of a substance by loC or 1 K?
23 answers
asked by
ezile
85 views
Use the standard enthalpies of formation values shown in the table below to calculate the enthalpy of the reaction shown below:
2
2 answers
asked by
ezile
115 views
Gas in a steel container expands. However, the temperature is kept constant. What will happen to the pressure?
2 answers
asked by
ezile
61 views
Pages
1
2
3
4
5
6
7
8
9
10
Parent Categories (70)
Atmospheric Science
Biology
Chemical Equilibrium
Chemical Reactions
Chemistry
Chemistry/Physics
Cu-Al Phase Diagram
Energy
Energy and Heat
Energy and Reactions
Engineering
Engineering or Mechanics
Equilibrium
Exothermic processes
Gas Laws
Gaseous Reactions
Gases
General Chemistry
Heat and Energy
Heat and Temperature
Heat Transfer
Materials Science
Mathematics
Mechanics
Meteorology
Organic Chemistry
Physical Chemistry
Physical Properties
Physical properties and changes
Physical Science
Physical Science/Chemistry
Physical Sciences
Physics
Physics and Chemistry
Physics and Engineering
Physics Education
Physics or Atmospheric Sciences
Physics or Chemistry
Physics or Physical Science
Physics or Science
Physics/ Energy
Physics/Chemistry
Physics/Critical Thinking
Reaction
Reaction kinetics
Reactions
Reactivity of Elements
Redox Reactions
Renewable Energy
Science
Science and Chemistry
Science and Energy
Science and Engineering
Science and Physics
Science and Technology
Science and Temperature
Science Education
Science Experiments
Science or Physics
Science/Chemistry
Science/Energy and Heat
Science/Engineering
Science/Mathematics
Science/Physics
Science/Technology
Scientific Concepts
States of Matter
Stoichiometry
Temperature
Temperature and Heat