SCIENCE
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Mass of one mole of Mg(OH)2
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58g
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42g
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82g
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41g
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Explanation:
Detailed explanation-1: -The molar mass of Mg(OH)2 is 58.33 g/mol. The molar mass of magnesium is 24.31 g/mol.
Detailed explanation-2: -Hence, the molecular mass of Magnesium hydroxide is. 32 u .
Detailed explanation-3: -Measuring Mass in Chemistry One mole (abbreviated mol) is equal to the number of atoms in 12 grams of carbon-12; this number is referred to as Avogadro’s number and has been measured as approximately 6.022 x 1023.
Detailed explanation-4: -The molarity of an aqueous solution of Mg(OH)2 is 0.0016 M.
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