If an atom has 123 protons, and a mass of 256, what is the atomic number of this element? A. 123
B. 256
C. 133
D. None of these​

Which statement best describes lactic acid fermentation? a. lactic acid fermentation is the first step of cellular respiration. o b. lactic acid fermentation is the final step of cellular respiration. re to berate c. in the absence of oxygen, cells release atp by breaking down lactose into glucose. e der lade res o d. in the absence of oxygen, cells release atp by breaking down glucose into lactate. ar

Speed is the ratio of the distance of an object moves to

Consider the equation s + o2 ? so2. what is the product? question 3 options: s so 2 s + so 2 o 2