Answer:
The lattice energies for the alkali metal halides is therefore largest for LiF and smallest for CsI, as shown in the table below. The ionic bond should also become stronger as the charge on the ions becomes larger.
Explanation:
The premium that the insurance company should charge each year to realize an average profit of $500 is $6,900.
First step is to calculated the expected amount to pay
Expected amount=Total loss +50% loss+25% loss
Expected amount=$200,000(0.002)(1)+$200,000(0.01)(0.5)+$200,000(0.1)(0.25)
Expected amount=$400+$1,000+$5,000
Expected amount=$6,400
Second step is to calculate the premium
Premium=Expected amount+ Average profit
Premium=$6,400+$500
Premium=$6,900
Inconclusion the premium that the insurance company should charge each year to realize an average profit of $500 is $6,900.
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