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How many grams of NaNO2

How many grams of NaNO2 should be dissolved in 500cm3 solution of nitrous acid (HNO2) with concentration of 0.03mol/dm3 if we
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2. asked by Anonymous
3. 533 views
Buffers- Common Ion effectIS this Correct Calculate the pH of a aqueous solution containing 0.15 M HNO2 and 0.20 M NaNO2 (aq).
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2. asked by Saira
3. 1,362 views
Sodium nitrite is prepared by a reaction of sodium nitrate and carbon: NaNO3 + C → NaNO2 + CO2 Calculate the masses of
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2. asked by Anonymous
3. 671 views
Calculate [H3O+]0.100 M NaNO2 and 5.00×10−2 M HNO2 so there's no Ka value for NaNO2, it can be ignored 5.6x10^-4 = x^2 /
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2. asked by X
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Section: Ionization expressions, Weak BasesUsing the equilibrium constants listed in your book, arrange the following .1 M
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2. asked by Chris
3. 794 views
What volumes of 0.46 M HNO2 and 0.54 M NaNO2 must be mixed to prepare 1.00 L of a solution buffered at pH = 3.40?a) HNO2 b)
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2. asked by justin
3. 692 views
Which of the following mixtures would result in buffered solutions when 1.0 L of each of the two solutions are mixed?a) 0.10 M
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2. asked by Saira
3. 1,605 views
How many milliliters of 0.303 M NaNO2 contain 1.873 g of NaNO2?
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2. asked by Chem3A
3. 518 views
How many grams of NaNO2 must be added to 1 liter of 1.00 M HNO2 solution in order to prepare a buffer solution with pH = 4.14?
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2. asked by Maddy
3. 1,199 views
2 grams of potassium (K) reacts with 5 grams of Oxygen (O). According to the Law of Conservation of Mass, how many grams of
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2. 35 views