2 Al (s) + 2 KOH (aq) + 4 H2SO4 + 22 H2O → 2 KAl(SO4)2 x 12H2O + 3H2
What is the net ionic equation?
Balance the following equation: Al(s) + KOH(aq) + H2SO4(aq) + H2O(l) ---> KAl(SO4)2 * 12 H2O(s) + H2(g)
mole ratio Al : ALUM from the balanced overall reaction: 2 Al(s) + 2 KOH(aq) + 22 H2O(l) + 4 H2SO4 → 2 [KAl(SO4)2 • 12 H2O(s)] + 3 H2(g)
Write the net ionic equation and describe the reactions occurring. 1) 2 KAl(OH)4(aq) + H2SO4(aq) ----> 2 Al(OH)3(s) + K2SO4(aq) + 2 H2O(l) 2) 2 Al(OH)3(s) + [6 H+ + 3 SO2-4(aq) ----> [2 Al3+ + 3SO2-4](aq) + 6H2O(l) The following is a bank for the types of reactions that can be occurring. Two or more can be present in one equation. Metathesis Reactions Redox Reactions Single Displacement Reactions Double Displacement Reactions Combination Reactions Decomposition Reactions
Determine the reactions occurring in the following equations 1) Al2(SO4)3(aq) + K2SO4(aq) + 24 H2O(l) ----> 2KAl(SO4)2 * 12H2O(s) 2) 2Al(s) + 2KOH(aq) +4 H2SO4(aq) + 22H20(l) - - - > 2KAl(SO4)2*12H20(s) + 3H2(g) The following is a bank for the types of reactions that can be occurring. Two or more can be present in one equation. Metathesis Reactions Redox Reactions Single Displacement Reactions Double Displacement Reactions Combination Reactions Decomposition Reactions
Show the calculation of (1) the expected grams of alum (KAl(SO4)2 •12 H2O) formed from the reaction of 1.3 grams of aluminum metal and then show the calculation of (2) the % yield if the actual yield of alum is 19.32 grams. Overall reaction is shown below: 2 Al + 2 KOH + 10 H2O + 4 H2SO4 → 2 KAl(SO4)2 • 12 H2O + 3 H2(g)↑
This question has to do with an alum synthesis experiment from aluminum, KOH, and H2SO4. The overall reaction is given in equation (1-1): (1-1) 2Al(s) + 2KOH(aq) + 22H2O(l) + 4H2SO4(aq) ---> 2KAl(SO4)2.12H2O(s) + 3H2(g) Note: we used 0.045 moles of H2SO4 and 0.0175 moles of KOH in the experiment. Question 1: Given that KAl(OH)4 was limiting, how many moles of H2SO4 were actually used to form the maximum possible amount of KAl(SO4)2 (Hint: Moles of Al used in this...
The following equation can be classified as what type(s) of reaction(s)? Al(OH)3(aq)+H2SO4(aq)~ Al2(SO4)3(s)+H2O(l) balance the equation.
What is Charge of the Al in KAl(SO4)2. 12H2O ? Wouldn't it be +3? If not, why?
Recycling Al experiment Mass of Al : 0.49g Mass of KAl(SO4)2 12H2O synthesized: 2.86g 1. Assuming you started with pure aluminium scrap, calculate the theoretical mass of the precipitate, alum. Include a balanced net ionic equation for the formation of the product from Al3+. 2. Calculate your percent yield. 3. If you had a large number amount of impurities in the scrap aluminium, what would be the impact in the percent yield calculation? explain. 4. In this experiment volume of...
2Al(s)+2KOH(aq)+4H2SO4+22H2O(l)→2KAl(SO4)2⦁12H2O(s)+3H2(g) What is the limiting reactant, theoretical and percent yield of this equation? 1.03 grams of Al foil 35.10 grams of KOH 15 grams of Sulfuric acid 20 grams of water the mass of the product is 24.88 grams