How many moles of lif are contained in 258.6 ml of 0.0296 m lif solution?

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

What are the 4 phases of matter in order of increasing engery content?

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.