How many grams of LiF would need to be dissolved to make 400 mL of a 1.67 M solution? Group of answer choices 20 g LiF 30 g LiF 10 g LiF 40 g LiF

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.

8. what happens to matter during a chemical reaction

The density of the solid phase of a substance is 0.90 g/cm3 and the density of the liquid phase is 1.0 g/cm3. a large increase in pressure will a. lower the freezing point b. raise the freezing point c. lower the boiling point d. raise the triple point e. lower the triple point