If you had 2.50 moles of anything, how many of those things would you have? All the above
12.0 X 10^23 thing
6.02 X 10^5.8 things
1.51 x 10^24 things
6.02 x 10^23 things

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.

What are the coefficients to balance the following equation? ba+br=babr2