Fill in the blank. 5. The reaction of a metal with oxygen to form rust is called .
6. A material that is can be hammered into thin sheets and other
shapes.
7. The ability to transmit heat or electricity to other objects is called
.
8. A material that is can be drawn into a wire.
9. is the ease and speed with which an element combines with
other substances.

How many atoms are there in 5.70 mol of mg

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.

Aconcentrated solution of ammonia is 14.8m and has a density of 0.899g/l. what is the concentration of ammonia in this solution in weight percent (%w/w)?