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Heat and Temperature
Page 2
Questions (199)
A 4.0g sample of glass was heated from 1oC to 41oC. If the specific heat of the glass is 0.20 J/g ⦁oC, how much heat did the
1 answer
asked by
ava
411 views
At midnight the temperature was 21°c. Two hours later it was 3° colder. What was the temperature then
5 answers
asked by
Anonymous
1,153 views
how much would you have to raise the temperature of a copper wire(originally at 20degree celcius) to increase its resistance by
3 answers
asked by
Anonymous
1,537 views
1 The specific heat of a substance at its boiling point or melting point
Is 0 Is infinity Is negative lies between 0 and 1 2 A
3 answers
asked by
solomon
2,040 views
A substance has the following properties:
Heat capacities: 1.34 J/g oC (solid) 3.02 J/g oC (liquid) 2.55 J/g oC (gas) Heat of
3 answers
asked by
Amanda
791 views
How much heat is contained in 100 kg of water at 60.0 °C?
Be mindful of significant figure rules for both multiplication and
4 answers
asked by
casey
1,750 views
The temperature of a chemical reaction oscillates between a low of 40 degrees C and a high of 100 degrees C. The temperature is
3 answers
asked by
Anonymous
1,729 views
The figure below is a heat curve for an unknown outerspace substance discovered by the Mars rover. By understanding the heat
3 answers
asked by
Anon
3,108 views
How many kilocal are required to increase the temperature of 15.6 g of iron from 122 °C to 355 °C? The specific heat of iron
5 answers
asked by
Emily
1,642 views
the specific heat of sliver is 0.235j /g.c. how much heat is neeeded to raise the tempreature of an 8 gram sliver ring be 50
4 answers
asked by
nikita
641 views
The temperature of 100.0g of water initially at 25.0 degrees C in a calorimeter increases to 30.0 degrees C after adding a 20.0g
4 answers
asked by
Jaclyn
703 views
what mass of water at 15C can be cooled 1C by heat necessary to melt 185g of ice at 0C
3 answers
asked by
Brian
788 views
Maria is preparing an experiment using three cups, one made of paper, one of plastic, and one of glass. She plans on pouring 50
3 answers
asked by
Rose
557 views
A large calorie (Cal) is the amount of heat needed to change the temperature of one __________ of water by one degree Celsius.
3 answers
asked by
Mary
2,412 views
A 200W lamp is totally immersed in 1500gm of water. How much will the temperature of the wtaer rise in 3 mins? Neglect heat
3 answers
asked by
Segun
402 views
A student puts different numbers of ice cubes into four separate containers of water. She calculates the change in temperature
2 answers
asked by
Dez
36 views
What is the amount of heat energy that is needed to raise the temperature of 1 kilogram of a substance by 1*c
specific heat
2 answers
asked by
Science question speedrunner TEST
56 views
A lamp that shines ont a piece of light color paper and a piece of dark color paper, which material will have a higher
2 answers
asked by
Khamani Hunt
67 views
The temperature of a copper bar with a diameter of 50 mm and a length of 1 m is increased by 95°c. The increase in volume is 9
1 answer
asked by
Matimu
186 views
I need help researching this hypothesis:
"A candle will burn slower in cooler environments." I need to research two topics and
2 answers
asked by
anonymous
673 views
a resistance of platinum wire is 2 ohm at zero degree and 2.5 at 100 degree.then at what temperature its resistance would be 2.3
4 answers
asked by
Shikha
2,028 views
Calculate the amount of heat required to raise the temperature of a 25 g sample of water from 9 ∘C to 30 ∘C.
Express your
2 answers
asked by
soso
793 views
how much in calories is required to raise the temperature of 415 grams of chloroform from 21.4 degrees c?
The specific heat of
2 answers
asked by
Alvaro
605 views
Your friend comes across a good deal to purchase a gold ring. She asks you for advice for you to test the ring. The ring has a
2 answers
asked by
Justin
869 views
If a 375 mL sample of water was cooled from 37.5°C to 0°C, how much heat was lost (in joules)
4 answers
asked by
Esther
1,861 views
The temperature of a chemical reaction,
t seconds after the reaction starts, is given by: T(t)= 20+5.25t^.75 degrees F , What is
4 answers
asked by
Rebekah
522 views
DrBob222. when you move ice from zero to final T. Do you add 100 cal.?
1 answer
asked by
Linda
395 views
please homework help
A bowl of 582 g of water is placed in a microwave oven that puts out 729 watts (J/s). How long would it take
2 answers
asked by
carl
538 views
What would happen if Earth absorbed all of the heat from the sun?(1 point)
Responses Earth would become too hot. Earth would
3 answers
asked anonymously
83 views
the specific heat of a certain type of metal is 0.128 J(grams per Celsius). What is the final temperature if 305J of heat is
3 answers
asked by
danielle
691 views
You buy coffee (200.0 ml) served in a styrofoam cup. You are up late working in a chemistry lab, and want to drink the coffee
1 answer
asked by
Jen
603 views
the temperature of the sun at its center is about 2.7 * 10^7 degrees Fahrenheit. What is the temperature written in decimal
3 answers
asked by
halp
189 views
Hey There, I have 4 questions that I am totally stumped on... Can anyone help?
A 200-gram chunk of stuff rises in temperature by
1 answer
asked by
Anonymous
652 views
Hey There, I have 4 questions that I am totally stumped on... Can anyone help?
A 200-gram chunk of stuff rises in temperature by
1 answer
asked by
Anonymous
614 views
if an inflated balloon is placed in the freezer as the temperature of the gas of the balloon decrease the speed of the particles
1 answer
asked by
Anonymous
1,275 views
what will happen if a metal block that is 60°c is placed in water that is 20°c?
5 answers
asked by
Antoinette-Hope
422 views
In warm climates, drinking water is often cooled by evaporating water from the surfaces of clay pots or canvas bags. How many
2 answers
asked by
Abiola Ajibola
716 views
A metal mass of 5 grams absorbs 240 J of heat temperature increases Temperature increases by 200 0 C. What is the specific heat?
3 answers
asked anonymously
47 views
5.imagine you are at the beach on a very hot day. you walk toward the water. the sand is eextremly hot. when you reach the
2 answers
asked by
shweta
578 views
* Fill 3 medium-sized bowls as follows:
o Bowl 1 - with very hot (but not painfully hot) tap water o Bowl 2 - with very cold tap
2 answers
asked by
ingrid
695 views
A student adds different amounts of ice to four samples of water and records the change in temperature after 30 minutes. What is
3 answers
asked anonymously
88 views
would it be best to have a refrigerator set at 29 degrees or 43.5 degrees celcius?
5 answers
asked by
ggift
495 views
Two pans of water are on different burners of the same stove. One pan of water is boiling vigorously while the other is boiling
3 answers
asked by
BRITTANY!
1,058 views
when most matter is heated it expands right?
& doesnt water expand when it is heated? & what is the diff. b/w thermal conductor
1 answer
asked by
leann
502 views
This question has been posted before, and I amlooking for critque of my answer ..Thanks !!!!
The specific heat capacity of the
1 answer
asked by
Freddo
1,187 views
how is heat related to temperature?
Temperature tells us the DEGREE of heat; i.e., how hot is something. A temperature of 98.6 F
1 answer
asked by
kathy
596 views
Which statement best describes heat?(1 point)
Responses Heat flows from cold to hot and is the transfer of thermal energy. Heat
4 answers
asked by
robert
57 views
A researcher is cooling a metal. She cools the metal so that the temperature of the metal drops at a constant rate. After 14
1 answer
asked by
Mujika
45 views
What is the heat required in kilocalories to convert 2 kg of ice at 0°C completely into steam at 100°C?
-80 Calories -1440
4 answers
asked by
Ellie
3,966 views
Which statement is wrong?
1. Adding the same amount of heat to two different objects will produce the same increase in
3 answers
asked by
luke
2,939 views
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Parent Categories (14)
Basic Physics
Chemistry
Earth and Space
Earth Science
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