How many molecules is 1.9 grams of cu(no3)2?

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.

What metric units would you use to measure the thickness of a key

In a copper wire, a temperature increase is the result of which of the following