How much energy is gained by copper when 48.7 g of copper is warmed from 10.2 c? the specific heat capacity of copper is 0.385 j/(gxc)?

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.