Compressions are regions of high pressure due to particles being close together
rarefactions are regions of low pressure due to particles being spread further apart
Longitudinal waves are often demonstrated by pushing and pulling a stretched slinky spring
Answer:
molar mass of copper = 63.55 g/mol
( <u>1</u><u> </u><u>mol </u><u>of </u><u>copper)</u>
6.19 g copper × ( 63.55g copper )
0.0975 moles
At 25°C, the solubility product of Hg2Cl2 in water is 3.2