Questions LLC
Login
or
Sign Up
Ask a New Question
Thermodynamics
Page 9
Questions (11,651)
A container is fitted with a movable piston of negligible mass and radius r = 0.061 m. Inside the container is liquid water in
3 answers
asked by
Anonymous
1,590 views
What is the entropy change for the vaporization of 2.6 mol H2O(§¤) at 100◦C and 1 atm? dH= 40700 J/mol
Answer in units of J/K
4 answers
asked by
Samantha
3,111 views
1) Peter is heating water on the stove to boil eggs for a picnic. How much heat is required to raise the temperature of his
5 answers
asked by
Isis
4,842 views
Find the root mean square velocity of molecules of gaseous phosphoric acid H3PO4 at 158°C. (Molar mass: O= 16 g/mol, H 1 g/mol,
2 answers
asked by
ezile
79 views
Which of the following statements is true regarding two points within a system?
A. They will have different types of particles.
4 answers
asked by
Morgan
2,196 views
Derive the expression for the temperature reached by a solid at a given time 10 't' in case of transient heat conduction
3 answers
asked by
Ruhi
122 views
The specific heat of copper is 0.385 J/g °C. How much thermal energy is required to increase the temperature of a 20g sample of
6 answers
asked by
Alexis Rangel Ramirez
3,007 views
Hello,
The pressure P and volume V of an expanding gas are related by the formula PVb=C, where b and C are constants (this holds
4 answers
asked by
Natalie
5,922 views
On a new temperature scale the steam point is 348 °X, and the ice point is 112 °X. What is the temperature on this scale that
1 answer
asked by
Janaiby
846 views
the molar heat of fusion for water is 6.01 kJ/mol. the heat capacity for water is 75 J/mol deg. Which expresssion gives the
4 answers
asked by
Sarah
1,499 views
If You transfer a sample of a gas at 17 °C from a volume of 5.67 L and 1.10 atm to a container at 37 °C that has a pressure of
4 answers
asked by
Lisa
3,486 views
A mass of a gas has a volume of 60cm3 at a temperature of 20°C and a pressure of 785mm mercury. Calculate the volume of a gas
3 answers
asked by
nambitha
2,394 views
A sample of gas at 3.00 x 103 atm inside a steel tank is cooled from -200 °C to 27 °C. What is the final pressure in mmHg of
4 answers
asked by
ezile
142 views
Is the following reaction endothermic or exothermic?
baking a cake endothermic exothermic
1 answer
asked by
CantSay
81 views
The Sun's internal heat is brought to the surface of the Sun by the process of:
fission convection fusion radiation
1 answer
asked by
John B
73 views
A partition through which heat can pass from one system to another is said to be
Select one: isochoric diathermic isothermal
4 answers
asked anonymously
291 views
Conduction is most effective in liquids and gases.
True False
1 answer
asked by
A
184 views
Matter and Temperature Quick Check
1) Thermal energy is the energy in matter due to the movement of its atoms and/or molecules.
5 answers
asked by
ty bone
601 views
What is the relationship between kinetic energy and temperature?(1 point)
Responses As the kinetic temperature of a substance’s
3 answers
asked by
Fecker
340 views
Which best describes convection?
It relies on the collision of particles within or between substances. It occurs in solids,
2 answers
asked by
Interesting...
107 views
The temperature in your town is 31°F. The radio announcer says that the temperature will drop 15 degrees. What will the
3 answers
asked by
MrDemon
284 views
Calculate the delta H rxn for the following reaction:
CH4(g)+4Cl2(g)-->CCl4(g)+4HCl Use the following reactions and given delta
4 answers
asked by
Caitlyn
24,702 views
A compartment measures 3.5 meters by 5.5 meters and is 3 meters high. A fire raises the temperature from 68of to 1500 of. If the
1 answer
asked by
Dave
466 views
At what temperature do hydrogen molecules have the same rms speed as nitrogen molecules at 90 degree C?
3 answers
asked by
ziddi
1,101 views
A glass is filled to the mark with60cm³of mercury at 20°C if the flask and its content are heated at 40°C how much Mercury
1 answer
asked by
Human Ayesha
77 views
Marty used a thermometer to record temperatures of -3.4° Celsius and 1.6° Celsius. Which temperature in degrees Celsius falls
21 answers
asked by
Rebekah
232 views
You decide to use your body as a Carnot heat engine. The operating gas is in a tube with one end in your mouth (where the
4 answers
asked by
Christina
2,448 views
A thermometer reading 7 degrees C is brought into a room with a constant temperature of 29 degrees C.
If the thermometer reads 15
4 answers
asked by
Sushmitha
1,911 views
An increase in thermal energy leads to _____
1. a decrease in heat and an increase in kinetic energy until a phase change occurs.
1 answer
asked by
Seth
202 views
0.05 kg of carbon dioxide (molecular weight = 44) is compressed from 1 bar, 15°C, until
the pressure is 8.3 bar, and the volume
5 answers
asked by
adrian
1,271 views
At a temperature of 18.0°C of 23.0cm^3 of a certain gas occupies has pressure of 103 kPa.
(a) What volume would the gas occupy
2 answers
asked by
Daniel
618 views
From the data below, calculate the total heat (in J) needed to convert 22.00 g of icea t -6.00 C to liquid water at 0.500 C.
melt
4 answers
asked by
Dean
4,555 views
difference between thermal capacity and water equivalent
2 answers
asked by
puja
659 views
A light bulb radiates most strongly at a wavelength of about 3000 nanometers. How hot is its filament?
3 answers
asked by
b
742 views
If 44.25 kJ of heat are released by changing 150. g of liquid mercury to mercury vapor,
what is the latent heat of vaporization
2 answers
asked by
Summer
514 views
A 50.0G SILVER SPOON AT 20.0C IS PLACED IN A CUP OF COFFEE AT 90.0C. HOW MUCH HEAT DOES THE SPOON ABSORB FROM THE COFFEE TO
2 answers
asked by
priscilla
814 views
How many grams of water at 20°C are necessary to change 800g of water at 90°C to 50°C?
1 answer
asked by
Ben
485 views
In a physics lab experiment, a student immersed 205 one-cent coins (each having a mass of 3.00 g *.003kg) in boiling water.
4 answers
asked by
Tia
2,221 views
Use the standard reaction enthalpies given below to determine ΔH°rxn for the following reaction:
P4(g) + 10 Cl2(g) →
3 answers
asked by
yr
1,564 views
Calculate the temperature (in ºC) to which silver ore, Ag2O, must be heated to spontaneously decompose the ore to oxygen gas
6 answers
asked by
M
1,166 views
Calculate the Calorimeter Constant (Ccal) if 25.00 g of water at 51.50°C was added to 25.00 g of water at 25.00 °C with a
2 answers
asked by
Mary
1,182 views
How much work is done by 3 moles of gas when they triple their volume at a constant temperature of 400 K ?
show work please
1 answer
asked by
julide
1,162 views
Calculate the molar enthalpy of solidification when 10.00KJ of energy are lost as 30.00g water are frozen at 0*C.
i divided
4 answers
asked by
miyabi
1,114 views
Given the same amount of water, how does pot size affect the amount of time it takes to boil water?
1 answer
asked by
Trash bin
90 views
What does the second law of thermodynamics say about entropy?
A. Only changes in entropy can be measured. B. The entropy in a
4 answers
asked by
Morgan
1,057 views
What is the length of an aluminum rod at 65 degress celcius if its length at 15 degrees celcius is 1.2 meters?
Finallength-initia
2 answers
asked by
Mirayah Robinson
643 views
A cylinder of compressed Oxygen is carried on a spacecraft headed for Mars. The compressed gas cylinder has a volume of 10,000 L
6 answers
asked by
richard
887 views
How much energy is evolved during the reaction of 48.7 g of Al, according to the reaction below? Assume that there is excess
3 answers
asked by
Brandee
1,748 views
The thermodynamic equilibrium constant for the following reaction is 0.15 at 1227°C.
2 SO2(g) + O2(g) 2 SO3(g) Which is true?
2 answers
asked by
carla
809 views
2. (a) Given the following equations and H0rxn at 250C
H3BO3(aq) �¨ HBO2(aq) + H2O(l) ∆H0rxn = -0.02kJ H2B4 O7(s) + H2O(l)
2 answers
asked by
ceasar3
519 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