Which molecule or ion has a bent shape?
A. PH3
B. PCl5
C. OF2
D. ClO4-

The pressure in a fluid is affected by which characteristics of that fluid

Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife

What are the primary responsibilities of a chemical engineer involved in "r& d"? develop large scale manufacturing operations discover new products and processes training of new chemists determine products needed by consumers