THIS IS FOR CHEM PLEASE ANSWER ASAP

6. A piece of tin wire has a diameter of 0.487 mm. If tin has a density of 7.28 g/cc, how long (in meters) should you cut a piece of wire to obtain 0.0195 moles of tin?

10. Give the number of the diagram below that represents a particulate view of

(a) a liquid element

(b) a heterogeneous mixture of iron and aluminum

(c) a mixture of gaseous neon with liquid bromine (bromine is a diatomic molecule)

10. Give the number of the diagram below that roprenents a particulate virw of (a) a liquid clement (b) a heterygeneons mistare of iron and aluminen