1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Mkey [24]
2 years ago
13

How much heat, in kJ, will be absorbed by a 25.0 g piece of aluminum (specific heat = 0.930 J/g・°C) as it changes temperature fr

om 25.0°C to 76.0°C?
Chemistry
1 answer:
faust18 [17]2 years ago
4 0

Answer:

quantity of heat=mc*theta

=25*0.930(76-25)

=25*0.930*51

=1185.75J

=11.9kJ

You might be interested in
Samuel adds a teaspoon of salt to a glass of water. He notices that the song disappears. Samuel takes a sip to discover that the
Brilliant_brown [7]

Answer:

It is a physical change.

Explanation:

While it is a chemical reaction because the salt gets dissolved, if you were to   boil the water off of a salt solution, all that would be left is salt. This can be done physically. Thus, it is a physical change.

8 0
3 years ago
A 500-kg elevator is raised to a height of 10 min 10 seconds. Calculate the power of the motor.
nataly862011 [7]
Answer: 49,000 W

Explanation:
3 0
2 years ago
Why must humans find substitutes for many minerals found on Earth? (A) form at an extremely slow rate (B) controlled by other co
DochEvi [55]

The correct answer is C, too deep in the Earth to collect. Hope this helps!

3 0
3 years ago
A.
Rus_ich [418]

Answer:

Multiple organisms may be affected by the loss of a plant species.

Explanation:

Organisms that feed directly off the lost plant will be affected, and because of that, organisms that feed off those organisms will be affected. This could also affect other organisms like parasites. Other plant species may be affected from the loss of a competitive species. This could affect organisms that feed off that plant, and the organisms that feed off those organisms.

6 0
2 years ago
How much heat energy is required to raise the temperature of 0.368 kg of copper from 23.0 ∘C to 60.0 ∘C? The specific heat of co
Dmitriy789 [7]
23.0 + 60.0 = 83.0° C heat energy is required to raise
7 0
3 years ago
Other questions:
  • Lucy needs to lift a crate to a shelf 20 m high. She does 12,000 J of work on a machine to help her. The machine exerts a force
    5·1 answer
  • What is the pH of a 0.1 M phosphate buffer (pKa = 6.86) that contains equal amounts of acid and conjugate base?
    5·1 answer
  • Condensation requires? a) the removal of energy b)the absorption of energy. c) no energy change.
    8·2 answers
  • How does sandstone change into quartzite
    14·1 answer
  • What is the formula mass of the fictitious compound: AB2?
    11·1 answer
  • What color does blue brown and red make
    12·1 answer
  • What two particles must a substance particles exhibit in order to conduct electricity
    5·1 answer
  • Which of these elements has the highest first ionization energy?
    10·1 answer
  • Please help me to solve this question​
    12·1 answer
  • Which series reveals the source of energy for coal? i will mark brainlest!!!!!!!!!!!!!!!!!!!!!!!! giving 20 points
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!