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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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squeakykln squeakykln
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8 months ago
What mass of ammonium chloride must be added to 250. mL of water to give a solution with pH = 4.85?  [Kb(NH3) = 1.8 × 10–5]

▸ 4.7 g

▸ 75 g

▸ 2.3 × 10–3 g

▸ 19 g

▸ 10. g
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Chemistry

Chemistry


Edition: 11th
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doquangnhatdoquangnhat
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