[Solved] If it takes 20 beryllium atoms to equal the mass of two krypton atoms,what is the relative mass of beryllium compared to krypton? A)1/10 B)1/20 C)40 times D)100 times E)10 times Regulate: The act of controlling or maintaining the rate or speed of a process or system, often to achieve stability or to meet certain criteria. Adjusting: Adjusting entails modifying or altering behaviors, strategies, or attitudes to better fit new conditions or to achieve a desired outcome. Kindergarten: A preschool educational approach that emphasizes play, physical activity, creativity, and socialization to foster children's growth and development. Psychosexual Feelings: Emotions and attachments related to the erotic desire and experiences as conceptualized in psychoanalytic theory.