Unit Cell is the basic <span>repeating structural unit of a crystalline solid .</span>
Answer: 1.Sulfuric acid is a catalyst
2. Vanadium(v) oxide is a catalyst
Answer:
c
Explanation:
Nh4OH + HCL ---> NH4Cl + H3O
so ph decreases as H3O increases
and OH also decreases
Answer:
Well they help us understand the properties of matter of course!