Which of these is a pure substance
a. diamond
b. salt
c. ocean water?

What do nitrifying bacteria convert

If your client can successfully complete two or more repetitions above the desired repetition range in the last set in two consecutive workouts for any given exercise, the load should be depending on your client's current physical abilities. increased by 1-5% increased by 2-10% increased by 5-15% increased by 10-20% none of these

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