How many moles of silver atoms are in 1.8 X10^23 atoms of silver?

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

Modern weaponry has increased the number of deaths in wars and violent conflicts.

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.