UCI Bio 93- Midterm 1, pt. 1 (Lecture 2&3) 100% Solved

UCI Bio 93- Midterm 1, pt. 1 (Lecture 2&3) 100% Solved atoms - answersmallest unit of chemical elements molecules - answertwo or more atoms combined compound - answertwo or more elements combined in a fixed ration C, O, H, N - answer... are 4 elements that make up 96% of all living matter covalent bond - answerwhat is the strongest bond? covalent - answersharing of electrons by two atoms ionic - answertransfer of electrons between two atoms hydrogen bond - answerwhat is a weak bond? hydrogen bond - answerthe H atom forms one covalent bond and a second weaker bond with an atom in another molecules nonpolar - answerequal sharing of electrons (two of the same element) polar - answerunequal sharing of electrons has a charge (water) negative - answerwhat is the charge of O in water? positive - answerwhat is the charge of H in water? cohesion - answerinteractions between water molecules (H2O with H2O) solvent - answerinteractions between water and other molecules 4 bonds - answerwhat is the maximum amount of bonds that hydrogen can form?