Concept explainers
(a)
Interpretation:
Whether 1 mol of beryllium is more toxic or 10 g of beryllium needs to be determined.
Concept Introduction :
The given mass of element is converted to moles and then the toxicity is compared. The formula to calculate number of moles is shown below.
(a)
Answer to Problem 7E
The toxicity of
Explanation of Solution
The molar mass of beryllium is
This value is greater than
(b)
Interpretation:
Whether 2 mol of arsenic is more toxic or 75 g of arsenic needs to be determined.
Concept Introduction :
The given mass of element is converted to moles and then the toxicity is compared. The formula to calculate number of moles is shown below.
(b)
Answer to Problem 7E
The toxicity of
Explanation of Solution
The molar mass of arsenic is
This value is lower than
(c)
Interpretation:
Whether 2 mol of lead is more toxic or 500 g of lead needs to be determined.
Concept Introduction :
The given mass of element is converted to moles and then the toxicity is compared. The formula to calculate number of moles is shown below.
(c)
Answer to Problem 7E
The toxicity of
Explanation of Solution
The molar mass of lead is
This value is more than
Chapter U4 Solutions
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