In an atom of argon-40, the number of protons

(1) equals the number of electrons

(2) equals the number of neutrons

(3) is less than the number of electrons

(4) is greater than the number of electrons

Varför ska man inte hälla vatten i syra?

The entropy of a sample of H2O increases as the sample changes from a (1) gas to a liquid (3) liquid to a gas (2) gas to a solid (4) liquid to a solid

What is considered to be an unsafe level of lead in flint michigan water?

When the solid and liquid phases are present together simultaneously which phase solid liquid contains the greater amount of energy

Part A Which of the following compounds can have stereoisomers? a) 2-pentene b) 2-chlorobutane c) 1-butene d) 2-methyl-1-butene Part B Which of the following compounds has both cis and trans isomers possible?

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