What type of reaction is the rusting of iron?
(a) single composition
(b) simple decomposition
(c) single replacement
(d) double replacement

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.

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)

Given the following equation: 2a1 + 3mgcl2 --> 2alcl3 + 3mg how many moles of aluminum chloride are produced from 2.5 moles of magnesium chloride?