jericarembert7
jericarembert7 jericarembert7
  • 25-05-2023
  • Chemistry
contestada

For a substance found in its melting point, if the enthalpy change needed for one mole of the substance to melt is ΔH = -79kJ/mol then the enthalpy change needed for one mole of the substance to freeze is _________.
(a) ΔH = -79kJ/mol
(b) ΔH = +79kJ/mol
(c) ΔH = 0kJ/mol
(d) None of the above

Respuesta :

Otras preguntas

What force keeps our atmosphere from floating out into space? heat water gravity outgassing
What kind of mixture is a solution? A suspension? A colloid?
Which is more 56 ounces or 3.5 pounds
$7.50 admission; 20% off
Which region of the Sun is typically about 6,000 C?
Identify the role that each of these 5 democratic structure plays in society
The Russian version of the word “king” is caesar. a. True b. False
At the shaking rink, Sean and Patrick spent $17.45 on admission and snacks. They used one coupon for $2 off the admission. The snacks cost $5.95. What is the re
Which of the following statements incorrectly depicts the scientific method? A. Hypotheses are tested through experimentation and will be supported or refuted
The use of distortions in time or space is referred to as _____. expressionism romanticism realism symbolism