nataliecastillo570 nataliecastillo570
  • 13-05-2020
  • Chemistry
contestada

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

Respuesta :

aabdulsamir
aabdulsamir aabdulsamir
  • 18-05-2020

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

Answer Link

Otras preguntas

The expiration date on a product refers to the last date a product should be
Through the creation of this drawing, the artist showed the viewer all of the following historical information except A)the fashions of a time period B)the la
What is 1 6/7 plus 5/8?
To get the greatest production of food with normal sunlight, crops have been developed with _____. A. greater leaf surface area B. more chloroplasts C. less
define messenger in a play
can someone help witht this homework..is french
Which characters in the story of Perseus best reflect the value of friendship? A. King Acrisius and the King of Larissa B. Perseus and Hermes C. Andromeda and A
What does the prefix amphi mean
7 out of 11 people brought umbrellas. there were 99 people there. How many people did not have one
Which word is the indefinite pronoun in this sentence? "If I want to wear a necklace, I'd better find or make myself another!" Hannah replied. A. another B.