Polymers are made of connected monomer subunits that are joined by what type of bonds? a. covalent bonds b. ionic bonds c. hydrophobic bonds d. hydrogen bonds

What does earth’s rotation on its axis cause? the tides night and day passing of years phases of the moon

The boiling point of propanoic acid is higher than that of 1-butanol because: propanoic acid has a higher molecular weight than 1-butanol. propanoic acid is more soluble in water than 1-butanol. propanoic acid is a better hydrogen bond donor than 1-butanol. propanoic acid forms hydrogen bonded dimers and 1-butanol does not. 1-butanol forms hydrogen bonded dimers and propanoic acid does not.

Acontrol during an experiment. might change remains constant does not exist does change