Before using any chemical in the lab, why should one first read the material safety data sheet (msds)?

What kind of crystalline solid is graphite? o a. molecular solid b. metallic solid o c. network solid d. ionic solid

Which characteristics are typical of a human population in the postindustrial stage?

Collin would like to use the data a coworker has entered in a database. the problem is the coworker's database software is different from collin's. collin should