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Hydrofluoric acid etches glass by

Hydrofluoric acid etches glass by reacting with the silica in it according to the following equation.H° = 54.5 kJ and S° =
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2. asked by Melissa
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If aqueous hydroﬂuoric acid is reacted with sodium hydroxide, which of the following substances are in the net ionic equation?
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2. asked by Adam
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What is the pH of a buffer solution that is made by adding 21.0 grams of sodium fluoride to 1.00 Liter of 0.15M hydrofluoric
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2. asked by dennis
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What is the pH of a buffer solution that is made by adding 21.0 grams of sodium fluoride to 1.00 Liter of 0.15M hydrofluoric
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2. asked by Dennis
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What is the pH of a buffer solution that is made by adding 21.0 grams of sodium fluoride to 1.00 Liter of 0.15M hydrofluoric
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2. asked by D.J.
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If aqueous hydrofluoric acid is reacted withsodium hydroxide, which of the following sub- stances are in the net ionic equation?
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2. asked by cheri
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IS glass etching by Hydrofluoric acid a physical or chemical change?Thanks you
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2. asked by ss
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You are given an aqueous solution of hydrofluoric acid. (Recall that hydrofluoric acid is a weak acid; When you are given an
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2. asked by Mary
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A 0.2500 M NaOH solution was used to titrate a 16.85 mL hydrofluoric acid solution. The endpoint was reached after 31.20mL of
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2. asked by Rebecca
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write the formula of each acid and identify each as a diprotic, a triprotic, or a monoprotic acid sulfuric acid,perchloric
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2. asked by courtney
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