Which of the following two solutions contains more free floating ions and why? h2c2o(aq) or k2c2o(aq)?
Which of the following two solutions contains more free floating ions and why? h2c2o(aq) or k2c2o(aq)?...
When the following two solutions are mixed: K2CO3(aq) + Fe(NO3)3(aq) the mixture contains the ions listed below. Sort these species into spectator ions and ions that react. Drag the appropriate items to their respective bins.
Which of the following aqueous solutions contains the greatest number of ions? Select one: a. 300.00 mL of a 0.10 M CaCl2 (aq) solution b.800.00 mL of a 0.10 Msucrose (aq) solution o C. 200.00 mL of a 0.10 M FeCl2 (aq) solution d. 400.00 mL of a 0.10 M NaCl (aq) solution e 200.00 mL of a 0.10 M KBr (aq) solution
Which of the following best explains why electrolyte solutions conduct electricity? - the presence of free-flowing electrons - the presence of free-flowing ions - the presence of water - the presence of atoms
When solutions containing Fe3+(aq) ions and SCN−(aq) ions are mixed together, the following equilibrium is established: Fe3+(aq)+SCN−(aq)⇌FeSCN2+(aq) At equilibrium at some temperature, in 3.0 liters of total solution, there are 0.653 moles of FeSCN2+(aq), 0.0385 moles of Fe3+(aq) and 0.0465 moles of SCN−(aq) . What is K?
7) Indicate which are the most abundant particle, ions or molecules for aqueous solutions of the following compounds. Write the formulas of the predominant species in the space at the right. molecules ions Solution Inventory (Predominant Species) magnesium acetate C2H60(aq) potassium iodide sodium hydroxide acetic acid aqueous ammonia lithium sulfide nickel (III) nitrate HCHO2(aq) ammonium sulfate lithium oxalate perchloric acid --------
Which of the following will occur when solutions of ZnSO4(aq) and MgCl2(aq) are mixed? A precipitate of MgSO4 will form; Zn and CI" will be spectator ions. A precipitate of ZnCl2 will form; Mg and SO4 will be spectator ions. O No precipitate will form. A precipitate of MgCl2 will form: Zn2 and SO4will be spectator ions. A precipitate of ZnSO4 will form ; Mg" and CIT will be spectator ions.
Which of the following solutions will have the highest concentration of fluoride ions? Which of the following solutions will have the highest concentration of fluoride ions? 0.10 M MgF2 0.10 M AlF3 0.10 M KF 0.05 M CaF2 All of these solutions have the same concentration of fluoride ions.
Figure 1 of 1The diagram shows a schematic process of mixing two solutions. In the upper part of the scheme, there are two beakers labeled A and B to be mixed. Beaker A contains blue and yellow floating particles. Beaker B contains red and green floating particles. There are four possible products of mixing in four beakers. The first beaker contains red, blue, green, and yellow floating particles. The second beaker contains the precipitate formed from red and yellow particles...
A solution contains either Ag+(aq) or Fe3+(aq). Which chemical reagent would NOT allow you distinguish which cation is in the unknown? A. C2O42- B. HCl C. KSCN D. HNO3 E. all of these reagents would work to distinguish the ions
2. Write the net ionic equation for the following. Which ions are spectator ions? (NH4)2CO3(aq) + Cu(NO3)2(aq) → CuC03(s) + 2 NH4NOg(aq)