An atom of sodium (na has 11 protons. what is its approximate atomic mass?

An electron-pair acceptor is: Lewis acid. Lewis base Arrhenius acid Brønsted-Lowry base

How many grams are present in a 5.63 liter container filled with O2 at STP?

How does a hydrogen bond compare to a covalent bond?

A chemical reaction is occurring inside a beaker and the temperature of the beaker is monitored. What would the contents of the beaker be referred to as? the system the surroundings the boundary the universe

Explain what is density (a full page)

Water is unique because the density of it's solid is less than the density of it's liquid. Describe how life would be different if this weren't true

If an element has 1 valence electrons, how many dots will be in the elements dot diagram?

What is the temperature of a gas at STP?

What is the numerical meaning of centimeter

You run an experiment to test the effects of temperature on solubility. What would you heat? A.) solvent B.) solute C.) the room B.) the beaker