Which of the following concepts can be used to rationalize the observation that acetic acid is a stronger acid than methanol?

a) electronegativity
b) resonance
c) valence shell electron pair repulsion theory
d) pauli exclusion principle

An unknown substance is a white solid at room temperature and has a melting point of 78 °c. which of the following substances is most likely to be the identity of the unknown sample?

Need ! assume that the variables x and y are directly related. if k = 8, what is the value for each of the following points? be sure and record your data to be used in the following problem. x y k 0.

An electron moved from a lower energy level to a higher energy level. what most likely happened during the transition? a random amount of light was released. a fixed amount of energy was absorbed. a fixed amount of energy was released. a random amount of light was absorbed.