Consider this reaction: FeCl2 + 2NaOH → Fe(OH)2(s) + 2NaCl If 507 g FeCl2 were used up in the reaction, how many grams of NaCl would be made?​

What happened in 2012 and how does it illustrate the importance of understanding the sun and how it works?

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 moles of cu are needed to react with 5.8 moles of agno3? cu + 2 agno3 → cu(no3)2 + 2 ag