For every 5.00 mL of milk of magnesia there are 400. mg of magnesium hydroxide. How many mL of milk of magnesia do we need to neutralize? For every 5.00 mL of milk of magnesia there are 400. mg of magnesium hydroxide. How many mL of milk of magnesia do we need to neutralize 50.0 mL of 0.500 M HCl? Express your answer in mL.

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Chemistry

Steele

20 July, 08:09

For every 5.00 mL of milk of magnesia there are 400. mg of magnesium hydroxide. How many mL of milk of magnesia do we need to neutralize? For every 5.00 mL of milk of magnesia there are 400. mg of magnesium hydroxide. How many mL of milk of magnesia do we need to neutralize 50.0 mL of 0.500 M HCl? Express your answer in mL.

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Troy Fisher · Answer 1

Mg (OH) 2 + 2 HCl → MgCl2 + 2 H2O

(0.0500 L) x (0.500 mol/L HCl) x (1 mol Mg (OH) 2 / 2 mol HCl) x (58.3197 g Mg (OH) 2/mol) = 0.729 g = 729 mg Mg (OH) 2

(729 mg Mg (OH) 2) x (5.00 mL / 400 mg) = 9.11 mL milk of magnesia