What is the average oxidation state of tungsten in sodium phosphotungstate, Na3PW12O40? (A) +6.00
(B) +6.17
(C) +6.42
(D) +6.67

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins

According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.

Chromosome 17 is made of over million base pairs.