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Chem Final Chapter 3
Terms in this set (10)
is fixed in a definite proportion at all times
A pure substance is matter that consists of matter with a composition that...
The physical state of copper at 25°C (room temp) is...
The dietary calorie (Cal) is equal to...
water has a larger specific heat than aluminum
Raising the temperature of 10.0 g of water from 10.0 °C to 20.0 °C requires 418 J, while raising the temperature
of 10.0 g of aluminum from 10.0 °C to 20.0 °C requires 89.7 J. More joules are required to heat the water because...
movement of the Earth closer to the sun
Global warming is believed to result from all of the following EXCEPT...
the coldest temperature possible
Absolute zero is...
The temperature of liquid nitrogen is -196 °C. What is the corresponding reading on the Kelvin scale?
Its particles are close together and move randomly.
Which one of the following properties describes a liquid?
salt dissolved in water
Which of the following is an example of a homogeneous mixture?
a physical change in water
When you observe the formation of fog on a cool, humid day, what type of event are you observing?
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