When 1500J of energy is lost from a 120 gram object, the temperature decreased from 45
degrees C to 40 degrees C. What is the specific heat of the object?

Describe the difference between a. a hypothesis and a theory and b. an observation and an experiment.

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?

All of the following are homogeneous mixtures except a) sugar dissolved in water. b) orange juice. c) coffee with cream. d) household vinegar. e) apple juice