Mark the lime poor conducter of heat and electricity.
Yes why no ,Xenon is already has its secured place in modern periodic table.
- It belongs to group 18,the Helium family and inert gas group having atomic no Z=54
Almost all catalysts work by lowering the activation energy of the reaction with no change in the free energy of the reaction
- So in this case we can say that palladium reduce automobile pollution by catalyzing the reaction between un-burned hydrocarbons and oxygen :
D. by decreasing the activation energy
Answer: A
Explanation:
Hypothesis have to be based on previous knowledge and have to be able to be tested but the problem is most hypothesis can’t be explained so it’s impossible to prove a hypothesis correct because science uses inductive reasoning
Answer:
An Arrhenius Base
Explanation:
The definition of this is a base that is a hydroxide ion donor.
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