Why did the potassium permanganate crystals start to dissolve in water without being stirred or shaken

Which answer best explains what happens to particles as their temperature rises?

Which state of matter is best at conducting heat?

What would happen to the stratosphere if humans were to increase the amount of ozone within it?

You are trying to determine the area of the floor of a rectangular closet since you will be replacing the carpet. You measure the length to be (5.0±0.1) m and the width to be (3.8±0.1) m.

What temperature resistivity of tungsten is 4 times resistivity of silver?

Which phases of matter do molecules have the lowest amount of energy?

How many Oxygen (O) atoms are in the following? H2O + CO2 4 3 2

How does surface roughness affect friction

Why does it hurt your hands when you carry heavy shopping in carrier bags?

Why did scientists choose carbon as a base for the atomic mass unit? Which isotope of carbon did they use?