Which quantity is directly related to the temperature of a substance? average kinetic energy of the particles in the substance average size of the particles in the substance composition of the substance ph of the substance

How was the earth crust percentage determined?

How can density be used to describe objects in systems in nature? Provide an example

How many covalent bonds can silicon form?

Identifying a trend in temperature change over time

Which statement explains why sulfur is classified as a group 16 element

The empirical formula for ethane is CH3. The molar mass of propane is 30.08 grams per mole. Determine the molecular formula of ethane.

Liquids take the shape of their

How many liters of 15.0 molar NaOH stock solution will be needed to make 20.0 liters of a 1.2 molar NaOH solution? Show the work used to solve this problem.

1. Which of these show a diatomic element? CO H₂ He SO₂ 2. Which of these substances is an element? Chlorine Ice Methane Sodium chloride 3. When the elements lead and bromine combine together, the name of the substance formed is called ...

A liquid is placed in an evacuated, sealed flask. When will this closed system reach dynamic equilibrium?