The two elements are FLUORINE AND CHLORINE. These two elements have similar characteristics because they belong to the same group in the periodic table.
On the periodic table, elements with similar properties are grouped together in the same group. Both chlorine and fluorine belongs to the halogen group.
Answer: Changes can result from new science observations, and you discover new things overtime, the more experiments we do, and the more data we collect, the better our scientific ideas become. Even when we have the right explanation, it takes time for those ideas to spread among scientists, and even longer for those ideas to spread among the public.
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Answer:
p (X= 4) = 0.266
Explanation:
Probability of randomly selected baby elk to survive adulthood = 46%
As per binomial setting
p (X= k) = 
Substituting the given values, we get -
p (X= 4) = 
p (X= 4) = 
p (X= 4) = 0.266
Briefly explain one example of targets of repression in American society, stemming from American involvement in World War I.
