What are the periodic trends of ionic radii? check all that apply. a. ionic radii tend to increase down a group. b. ionic radii tend to decrease across a period. c. anionic radii tend to increase across a period. d. cationic radii tend to decrease across a period. e. ionic radii increase when switching from cations to anions in a period.

Nuclear decay is the spontaneous decay of one element into a. an x-ray b. a ray of light c. another element

In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding.i

Convert a speed of 201 cm/s to units of inches per minute. also, show the unit analysis by dragging components into the unit‑factor slots.