37 Answered Questions for the topic Acid-base reactions
Equation for carboxylic acids and their derivatives
Write an equation for the reaction of PCl5 with ethanoic acid: and How might testing pH followed by the reaction with PCl5 be useful in an analysis of an unknown organic compound?
What is the effect of acidification of oceans on uptake of calcium carbonate for shelled organisms??
What is the effect of acidification of oceans on uptake of calcium carbonate for shelled organisms?
Why does an acidic soil cause plants to take up more toxic minerals?
Use chemical equations to explain the answer.
The balanced equation for the reaction between sodium oxide and water is
A. Na2O + H2O → 2NaOH B. Na2O + H2O → 2NaH + O2 C. Na2O + H2O → 2Na + H2O2 D. Na2O + H2O → 2Na + H2 +O2 How do I know which reaction will occur?
Which of the following occurs when a few drops of HNO3 are now added to this system?
2 H+(aq) + 2 CrO4 -2(aq)(yellow) ->Cr2O7 -2(aq) + H2 O (orange) If a few drops of Pb(NO3 )2 solution are added to the equilibrium below, a yellow precipitate of PbCrO4(s) forms. 1) A ppt.... more
An indicator HInd produces a yellow colour in 0.1 M HCl solution and a red colour in 0.1 M HCN solution. Therefore, the following equilibrium:
HCN + Ind- ? HInd + CN- A. Products are favored and the stronger acid is HInd B. Products are favored and the stronger acid is HCN C. Reactants are favored and the stronger acid is HIndD.... more
At the equivalence point in a titration involving 1.0 M solutions, which of the following combinations would have the lowest conductivity
A. Nitric acid and barium hydroxide B. Acetic acid and sodium hydroxide C. Sulphuric acid and barium hydroxide D. Hydrochloric acid and sodium hydroxide I dont understand why the answer is c
Acid Base reactions
neutralization question help
write a balanced formula equations for the following acid-base neutralization reaction. 1. A. hydroiodic acid and beryllium hydroxide. B. nitric acid and calcium hydroxide 2. a 70.0 ml... more
Acid Base reactions Acid Base
find the concentration
1. what is the concentration of H+ ions in a 0.0356 M solution of hydriodic acid? 2. what is the concentration of H+ ions in a 0.0356 M solution of phosphoric acid?
Acid Base reactions Neutralization
how many milliliters of 2.00M HCL must be added to neutralize the following:
how many milliliters of 2.00M HCL must be added to neutralize the following:A mixture of 0.160 M HNO3 (100.0 mL) and 0.100 M KOH (400.0 mL)?
Lewis vs. Brønsted vs. Precipitation reaction
Is Ba2+(aq) + SO42-(aq) --> BaSO4(s) a Brønsted acid-base reaction and/or a Lewis acid-base reaction and why? I thought it was Lewis and not Brønsted but apparently that's wrong. Thanks!
Acid Base reactions
weak base - strong acid titration
how does the concentration of OH-, H+, HB and B- change as a weak base is titrated with a strong acid.