1. When you are underwater, sounds that you hear from above the water sound much quieter than when you are not underwater. Draw a diagram of the reflection and transmission of sound waves that shows why this might be the case.

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

Chemistry worksheet - i am not sure what they are asking for exactly?

An ice cube with a volume of 45.0ml and a density of 0.9000g/cm3 floats in a liquid with a density of 1.36g/ml. what volume of the cube is submerged in the liquid