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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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robbie robbie
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2 years ago
A sample of magnesium oxide was dissolved in 50.0 mL of 0.183 M hydrochloric acid, and the excess acid was titrated to a phenolphthalein end-point by 13.4 mL of 0.105 M sodium hydroxide. What was the mass of the magnesium oxide sample?

▸ 312 mg

▸ 184 mg

▸ 156 mg

▸ 104 mg

▸ 77.8 mg
Textbook 
General Chemistry: Principles and Modern Applications

General Chemistry: Principles and Modern Applications


Edition: 11th
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MLynneMcMillanMLynneMcMillan
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