Aforce can exist between two charged particles or objects even if they're as small as subatomic particles. between which of these would a repulsive force exist?
a. proton-proton
b. electron-electron
c. neutron-neutron
d. a and b

How many absorptions would you expect to observe in the 13c nmr spectra of the following molecules? a) 3-chloropentane b) cis-4-methyl-2-pentene

What is the significance sodium hydroxide and hydrochloric acid

Which of the following is not a characteristic of a hydrogen bond? 1. it is responsible for the unusual physical properties of water. 2. it is weaker than a covalent bond. 3. it is stronger than other dipole-dipole interactions. 4. it can occur when hydrogen is covalently bound to very electronegative elements liks f, cl, br and i.