What is the number-average molecular weight of a PC polymer that features a degree of polymerization of 1,393 ? Note: Although you can lookup the repeat unit molecular weights for many polymers, you should practice computing them on your own and look them up merely as a verification. Answer Format X (no decimal) Unit: g/mol

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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 characteristic of water it form droplets? a. low specific heat b. nonpolar structure c. high surface tension d. ability to dissolve substances