Which of the following solutes dissolved in 1.0 kg of water would be expected to provide a solution with the HIGHEST boiling temperature? 0.010 mole HF 0.010 mole NaCl 0.010 mole H2SO3 (weak acid) 0.010 mole Na2SO4 0.010 mole HNO3

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.

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

Why do cells appear different in distilled water than they do in 10% salt water?