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Phase Changes
Page 2
Questions (372)
Given that the specific heat capacities of ice and steam are 2.06 J/g°C and 2.03 J/g°C, the molar heats of fusion and
5 answers
asked by
Emily
3,222 views
0.02kg of ice and 0.1kg of water at 0celsius are in a container. Steam at 100celsuis is passed in until all the ice just melted.
4 answers
asked by
Rauda
1,122 views
When water changes phase, it gains or loses energy. During which of the following types of phase changes do the particles of
3 answers
asked anonymously
23 views
calculate the amount of energy required to convert 55.0g of ice at -10.0°c into steam at 125°c?
4 answers
asked by
celeste
3,699 views
A process in which a solid changes into a liquid is ___.
deposition melting freezing vaporization sublimation condensation
3 answers
asked anonymously
51 views
Sublimation, melting, and vaporization are phase changes that are ______________________.
exothermic distillation endothermic
3 answers
asked anonymously
41 views
A process in which a gas changes directly into a solid is ___.
freezing condensation vaporization deposition melting sublimation
3 answers
asked anonymously
41 views
Freezing, condensation, and deposition are phase changes that are ______________________.
compound exothermic mixture endothermic
3 answers
asked anonymously
42 views
A process in which a gas changes into a liquid is ___.
vaporization sublimation freezing deposition condensation
3 answers
asked anonymously
38 views
A quantity of steam (200 g) at 126°C is condensed, and the resulting water is frozen into ice at 0°C. How much heat was
2 answers
asked by
KeKe
1,106 views
How much heat is required to warm 229 g of ice from -45.3°C to 0.0°C, melt the ice, warm the water from 0.0°C to 100.0°C,
3 answers
asked by
Skrillex
1,775 views
For Ethanol, change in H vapor = 38.7 kj/mol at 78 degrees Celsius, it's boiling point. Calculate change in S for the
3 answers
asked by
miranda
1,182 views
The graph shows a phase change diagram.
What phase change is taking place as energy is lost at segment BA? A. melting B. freezing
4 answers
asked by
feeeeeeeeeeeeeeefeeegeeeee
223 views
In which phase change are hydrogen bonds formed?(1 point) Responses
A. freezing B. boiling C. sublimation D. evaporation
3 answers
asked by
Bad Bunny
128 views
The amount of energy needed to change a liquid into a gas, without changing its temperature, is known as the __________.(1
3 answers
asked by
Bad Bunny
125 views
In which phase change or hydrogen bonds formed
3 answers
asked by
Arisha
158 views
I NEED THIS ANSWER NOW!!!!!!!!!
An increase in thermal energy leads to _____(1 point) Responses a decrease in heat and a decrease
3 answers
asked by
Brooke
161 views
CHECK MY ANSWERS PLEASE
1.When an exothermic phase change occurs, such as freezing water into ice crystals, where does the energy
1 answer
asked by
heyo ❄
364 views
how many grams of ice at 0c could be melted by the addition of 0.400kj of heat
3 answers
asked by
Ray
1,566 views
When a cubic meter of steam at 100°C condenses, how much energy is released?
3 answers
asked by
Med
543 views
Which of the following phase changes involves a gas turning into a liquid?
a Condensation b Boiling c Sublimation d Freezing
3 answers
asked anonymously
138 views
Which phase change is represented when a puddle of water disappears?
a liquid to solid b liquid to gas c gas to liquid d solid to
3 answers
asked anonymously
55 views
If 13.4 kJ of energy are added to 1.00 kg of ice at 0 degrees Celsius, how much water at 0 degrees Celsius is produced? How much
4 answers
asked by
Kid
1,778 views
Assume water boils at 100.0 C in Houston(near sea level) and at 90.0 C in Cripple Creek Colorado(near 9, 500 feet). If it takes
3 answers
asked by
patrick
2,865 views
the temperature of a substance ____ as its heat of fusion is added to melt the substance
A. increases B. decreases C. remains
3 answers
asked by
Hideko
541 views
Show that 100 g of 100°C steam will completely melt
800 g of 0°C ice.
3 answers
asked by
Sharon
1,105 views
What is w when 1.27 kg of H2O(l), initially at 25.0oC, is converted into water vapour at 133oC against a constant external
3 answers
asked by
abby
1,042 views
What is w when 1.27 kg of H2O(l), initially at 25.0oC, is converted into water vapour at 133oC against a constant external
3 answers
asked by
abby
659 views
The molar heat of fusion for water is 6.01 kJ/mol. How much energy must be added to a 75.0-g block of ice at 0°C to change it
4 answers
asked by
sean
1,028 views
Ten grams of ice are heated in a closed container until it turns to steam. What is the mass of the steam?
3 answers
asked by
Maura
523 views
which phase change is endothermic ?
(1)gas-->solid (2)gas-->liquid (3)liquid-->solid (4)liquid-->gas
4 answers
asked by
Jazmin
2,682 views
33. As ice melts at standard pressure, its temperature remains at 0°C until it has completely melted. Its potential energy
1)dec
4 answers
asked by
.
1,111 views
Which phase change is the opposite of boiling?(1 point)
Responses freezing freezing condensation condensation evaporation
2 answers
asked anonymously
48 views
In the process of heating ice into the boiling state of its liquid form, did the procass absorb or release energy? Did the
3 answers
asked by
Sigor
741 views
Use the graph and diagram to answer the question.
The vertical axis is labeled, temperature (degrees C), and ranges from a point
2 answers
asked anonymously
59 views
Which phases does water go through if you use distillation to separate it from dissolved sugar?
from a liquid to a solid, and
4 answers
asked anonymously
71 views
Which of the following phase changes involves the transfer of heat from the surroundings to the system?
a)CH4(g) → CH4(4),
2 answers
asked by
-
46 views
Which phase change is the opposite of boiling?(1 point)
Responses evaporation evaporation melting melting condensation
13 answers
asked by
ye mum
74 views
Which phase change is the opposite of boiling?(1 point)
Responses condensation condensation evaporation evaporation freezing
2 answers
asked by
blu
89 views
Which phase change is the opposite of boiling?
2 answers
asked anonymously
118 views
The above graph is a phase change diagram for water. At points B and D the water is going through a phase change. During the
2 answers
asked by
j coe
56 views
At points B and D the water is going through a phase change. During the phase changes, what is happening to the temperature and
10 answers
asked anonymously
57 views
An exothermic phase change in which gas changes to a solid is called?
a. Deposition b. Vaporization c. Sublimation d. Freezing
2 answers
asked anonymously
98 views
Which process is responsible for creating a solid out of liquid water?
melting condensation evaporation freezing freezing right
1 answer
asked by
Dakota Gordon
93 views
The graph below shows the phase change for H2O.
Which statement best describes what is occurring at segment C? A. As energy
1 answer
asked by
Anonymous ;)
183 views
What happens when thermal energy is applied to an ice cube
It's water molecules lose kinetic energy so the ice cube melts It's
1 answer
asked by
Hi
149 views
When a liquid changes state to a gas, the potential energy of the particles...
a) increases b) decreases c) stays the same
1 answer
asked by
a
60 views
A silod block of ice isa ta -20°C and heat is added until it completely turns intl water vapor.
1 answer
asked by
Katrina
52 views
The change from a gas to a liquid is called _____________.(1 point) Responses sublimation sublimation melting melting
3 answers
asked by
ww/rei
93 views
What happens to partials of a solid as thermal energy is added and the solid undergoes a phase change?
Define the Law of
4 answers
asked by
E
239 views
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Parent Categories (33)
Changes in Matter
Changes of State
Chemical changes
Chemical Reactions
Chemistry
Energy
Energy Changes
Energy Transfer
Entropy
Heat and Energy Transfer.
Heat and Temperature
Heat and Thermodynamics
Heat energy calculations
Heat Transfer
Matter
Matter and States of Matter
Phases of Matter
Physical Changes
Physical Chemistry
Physical Processes
Physical Properties
Physical Science
Physical Sciences
Physics
Physics / Thermodynamics
Properties of Matter
Solid State Physics
Solutions
States of Matter
Thermal Energy
Thermodynamics
Transformations
Water Cycle