When 481 J of energy is added to 18.3 g of aluminum at 17.4°C, the temperature increases
to 46.6°C. What is the specific heat of aluminum?

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.