5 Steps to a 5 AP Chemistry
Reactions of this type are called neutralization reactions. The first two neutralization equations are represented by the same n ...
colorless in an acidic solution and pink in a basic solution. You would then fill a buret with a strong base solution (NaOH is c ...
Experimental Laboratory experiments involving reactions are usually concerned with both the reaction and the stoichiometry. Typi ...
Review Questions You have 20 minutes. You may not use a calculator. Reactions and Periodicity 81 1.___ Fe(OH) 2 (s) + ___ H ...
11.Which of the following solids is not soluble in water, but is soluble in dilute nitric acid (HNO 3 )? (A) NaOH (B) BaCO 3 (C) ...
Answers and Explanations Reactions and Periodicity 83 D—The balanced equation is: B—Carbonates produce carbon dioxide gas i ...
84 STEP 4. Review the Knowledge You Need to Score High Free-Response Questions First Free-Response Question You have 10 minu ...
Answers and Explanations First Free-Response Question a. 4 OH−+Al^3 +→Al(OH) 4 − The aluminum ion behaves as the Lewis acid, b ...
Rapid Review Reactions will always occur in the free-response section of the AP exam. This may not be true in the multiple-c ...
Bases are proton acceptors (electron-pair donors) Coordinate covalent bonds are covalent bonds in which one atom furnishes b ...
CHAPTER 88 Stoichiometry IN THIS CHAPTER Summary:The previous chapter on chemical reactions discussed reactants and products i ...
Moles and Molar Mass The mole(mol) is the amount of a substance that contains the same number of particles as atoms in exactly 1 ...
As a good check, add the percentages together. They should equal to 100% or be very close. Determine the mass percent of each of ...
Reaction Stoichiometry As we have discussed previously, the balanced chemical equation not only indicates which chem- ical speci ...
In another reaction, 40.0 g of Cl 2 and excess H 2 are combined. HCl will be produced. How many grams of HCl will form? H 2 (g) ...
Answer: Convert to moles: Find the limiting reactant The 1 mol and the 3 mol come from the balanced chemical equation. The 0.8 ...
The theoretical yield is 49.5 g. Note: All the units except % must cancel. This includes canceling g CaCl 2 with g CaCl 2 , not ...
Experimental Stoichiometry experiments must involve moles. They nearly always use a balanced chemi- cal equation. Typical experi ...
3.A solution is prepared by mixing 50.0 mL of 0.20 M arsenic acid, H 3 AsO 4 , and 50.0 mL of 0.20 M sodium hydroxide, NaOH. Whi ...
13.C 4 H 11 N(1) +O 2 (g) →__CO 2 (g) +__ H 2 O(l) +__ N 2 (g) When the above equation is balanced, the lowest whole number coef ...
«
1
2
3
4
5
6
7
8
9
10
»
Free download pdf