Which statement is correct regarding the rate of the reaction below? 3a + b 4x + 2y the rate of disappearance of b is three times greater than that of a. the rate of formation of y is twice the rate of formation of x. the rate of formation of x is four times the rate of disappearance of b. the rate of disappearance of a is three times the rate of formation of y.

Which statement correctly describes potassium iodide, ki? there is a one-to-one ratio of potassium ions to iodide ions. potassium gains electrons and iodine loses electrons during the reaction. the lattice is held together by potassium anions and iodide cations.

What happened in 2012 and how does it illustrate the importance of understanding the sun and how it works?

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.