Which element has the greatest electronegativity? A. iodine (t), located near the bottom of Group 7A
B. potassium (K), located in the middle of Group 1A
C. fluorine (F), located at the top of Group 7A
D. silicon (Si), a metalloid in Group 4A

How do forces between particles in gases compare to forces in the other states of matter? o a. the forces in gases are stronger than forces in solids but weaker than forces in liquids. o b. the forces in gases are weaker than forces in solids but stronger than forces in liquids. o c. the forces in gases are weaker than forces in solids and liquids. o d. the forces in gases are stronger than forces in solids and liquids. submit

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li

What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.