♡Chemistry help!♡
An apparatus for testing conductivity is placed in a solution. The power supply is turned on and the light bulb glows brightly. This indicates that
a. is saturated.
b. is supersaturated
c. contains an electrolyte.
d. is heterogeneous.

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.

Ageologist determines that a sample of a mineral can't be scratched by a steel nail but can be scratched by a masonry drill bit. based on this information, the sample mineral has to be softer than a. orthoclase. b. fluorite. c. apatite. d. corundum.

Stage in which a typical star has completely stopped fusion