help please

Noncovalent interactions Covalent bonds Assume the following: - The energy in a C-C bond is 80kcal/mol - The energy in a hydrogen bond is 5.kcal/mol Two proteins attach to each other by hydrogen bonding. How many hydrogen bonds would be needed to achieve the same strength of this attachment as in a C.C bond? Submit a number only, no decimals, no units or other words after the number A