Prelaboratory assignment 11
25 pts
name
1. consider the reaction
2 kmno4 + 10 ks. oz + 16 hcl → 2 mncl2 + 5 k2s40671
03 + 16 hcl → 2 mncl2 + 5 ks406 + 12 kcl + 8 h2o
a) what is the oxidation number of
8 pts
i. mn in mncl2
ii. mn in mn04
iii. s in k2s406
iv. cl in hcl

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.