Plz answer 7 & 8 because i dont get the oh and you need to use the picture for the questions 7 & 8

Which of the following statements is false regarding aromaticity? a. the compound must be cyclic b. the compound must be fully conjugated c. the compound must be planar d. the number of electrons in the pi system must satisfy the hückel 4n+2 rule e. the compound must have a neutral charge

What is the solubility of substance?

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a