States of Matter

Question 1
CBSEENCH11005820

What does the abbreviation STP stand for?

Solution

STP stands for standard temperature and pressure.

Question 2
CBSEENCH11005821

What is atmospheric pressure?

Solution

The atmospheric pressure is defined as the weight exerted by the overhead atmosphere on a unit area of surface at normal temperature. 

Question 3
CBSEENCH11005822

Which state of matter has a definite volume but no definite shape?

Solution

Liquid

Question 4
CBSEENCH11005823

What is absolute temperature?

Solution
It is the temperature measured on the absolute or kelvin scale which begins with –273°C as the lowest temperature.

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