On what basis do we distinguish between substances and separate them from one another?

What elements are in table salt

When a solution of ethanol (C2H5OH) is formed in water, the ethanol molecules 1. form hydrogen bonds to the polar water molecules. 2. form covalent bonds to the polar water molecules. 3. are attracted to the nonpolar water molecules. 4.

What are tidal conditions in science terms

The solubility of agcl (s) in water at 25 ∘c is 1.33*10-5mol/l and its δh∘ of solution is 65.7 kj/mol. what is the solubility at 47.7 c

What is the more reactive metal CA or Ra

When studying atoms, scientists can ignore the force between charged particles that make up the atoms because it is many millions of times smaller than other forces in the atom.

How should a stopper be handled after is has been removed from a reagent bottle?

Which of the following would most likely contain carbon? a. trees b. uranium c. water d. salt

Water becomes a gas. what step is this?

If 125 mL of a 1.1 M glucose solution is diluted to 500.0 mL, what is the molarity of the diluted solution? Express your answer using two significant figures.