kaitlynmireiter kaitlynmireiter

13-05-2020
Chemistry

contestada

heat of combustion of a substance with initial mass of 100g combusts, final mass of 95g and releasing 2000kj of energy

Respuesta :

oladayoademosu oladayoademosu

19-05-2020

Answer:

0.4 kJ/kg

Explanation:

The change in mass is 100 g - 95 g = 5 g = 0.005 kg

Energy released = 2000 kJ

eat of combustion = Energy released/change in mass = 2000 kJ/0.005 kg = 0.4 kJ/kg

Answer Link

Otras preguntas

how many one-ounce slices of cheese are in a pound?

The term Bantu describes people who share a specific group of languages. races. religions. governments.

what doctrine did Calvin and Luther DISagree on?

Harry earns 5% commission on his total sales. What was his commission if he had sales of $9,250?

The Thirty Years' War revealed that _____. a.Protestant Europe had more military power than originally thought b.Catholic martyrs could no longer influence larg

what is the best analogy for mother and mater

HOW IS THE AUTOFILL FEATURE HELPFUL? A.IT CREATE A NEW FORMULA FOR EVERY CELL IN THE DOCUMENT B.IT CAN SAVE TIME BY ALLOWING YOU TO QUICKLY FILL CELLS WITH

write 22/3 as a mixed number in simplest form

Will an object with a density of. 97 g/ml float or sink in water explain

What natural boundary helps form the border between the United States and Mexico? Gulf of Mexico Atlantic Ocean Great Lakes Rio Grande