Part B Observe and record the appearances of the metal strips and the solutions in the test tubes.

Express the following number in scientific notation. 0.026890 =

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.

How many atoms are in 2 moles of phosphorus