1.8 L of a 2.4 M solution of NiCl2 is diluted to 4.5 L. What is the resulting concentration of the diluted solution? Show your work below.

Which of the following contributes to the structural rigidity of cellulose? adjacent glucose polymers are stabilized by hydrogen bonding. glucose residues are joined by (α1→4) linkages. cellulose is a highly branched molecule. the conformation of the glucose polymer is a coiled structure.

Answer asap : ( a. how does mucus prevent the entry of pathogens? b. describe two ways white blood cells protect us from pathogens.

How many moles are contained in 5.6 l of h2 at stp