When you see an image of a solid the particles of the solid are usually packed but in fact there may be some between them.

Which type of stress results when two plates push against one another? a. compression b. tension c. force d. shear

The enthalpy of formation of water is -285.8 kj/mol. what can be inferred from this statement?

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.