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
Wittaler [7]
3 years ago
5

What amount of heat energy is required to raise the temperature of 152 g of water from 24 °C to 74 °C.

Chemistry
1 answer:
DIA [1.3K]3 years ago
6 0

Answer:

Q = 31798.4J = 31.79kJ

Explanation:

Heat energy (Q) = ?

Mass (m) = 152g

T1 = 24°C

T2 = 74°C

Specific heat capacity of water (c) = 4.184J/g°C

Q = Mc∇T

Q = 152 * 4.184 * (74 - 24)

Q = 635.968 * 50

Q = 31798.4J

Q = 31.79kJ

Heat required is 31.79kJ

You might be interested in
Which of the following is the best reference for more information regarding compounding?
stiks02 [169]

Compounding Corner on RxNet is the best reference for more information regarding compounding

<u>Explanation:</u>

RxNet is an open online community, consolidating scientists from the domains of chemistry, biochemistry and expanding industry of drug innovation and improvement. Compounding presents an innovative way for pharmacists to customize prescriptions to suit the requirements of their patients.

The art of compounding employs advanced medicine while still sticking to the roots of the profession of pharmacy. Compounding pharmacies can create unparalleled dosage forms based on patient preferences. Compounded medicines are usually reliable and sufficient for most victims who have spoken to their physician about their wellness.

6 0
4 years ago
Hot water kept in a plate cools down faster then kept in a glass?
ahrayia [7]
It happens so because,
we know that evaporation is a surface phenomenon. If surface area is increased, the rate of evaporation increases. That's why when we pour hot water in a plate it cools faster.
4 0
4 years ago
Read 2 more answers
How many atoms are there in 90.2 g of selenium?
tia_tia [17]

Answer:First calculate the moles of selenium by multiplying the mass x molar mass 90.2 × 78.96 = 7122.2 moles. Number of moles multiplied by ...

Explanation:

3 0
3 years ago
Iodine is a solid nonmetal. What is one property of iodine?
KiRa [710]

Answer:

The correct answer is B. Dull appearance

Explanation:

6 0
3 years ago
I NEED HELP
user100 [1]

Answer:

dhpfmaeufhorukmfaeofeifamufefefe

Explanation:

okay its unknowperson

3 0
3 years ago
Other questions:
  • Calculate the external pressure that must be applied to seawater, 1.14 M total ion concentration at 10 degrees C if the maximum
    9·1 answer
  • How much heat, in kJ, is required to raise the temperature of 50 g of water by 5.53°C? (Round to the nearest 10 kJ, and enter on
    7·1 answer
  • A reaction between an acid and a base is called a(n) ________________ reaction.
    15·2 answers
  • Ocean waves observed to travel along the water surface during a developing storm. A coast guard weather station observes that th
    15·1 answer
  • Which balanced equation represents an oxidation-reduction reaction
    9·1 answer
  • The primitive atmosphere of Earth may have favored the abiotic synthesis of organic molecules because it __________.
    12·1 answer
  • This equation represents cellular respiration.
    5·1 answer
  • : Which type of line is shown on the map? isobar <br>isotherm <br>radar <br>humidity ​
    5·1 answer
  • How do I get a guy to like me?​
    8·2 answers
  • What is the maximum value of the secondary quantum number (l) allowed for atomic electrons with a principal quantum number n = 7
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!