Concept explainers
(a)
Interpretation : The number of moles of
Concept Introduction : A
The moles and grams of reactant and product can be calculated with the help of mole concept.
(b)
Interpretation : The mass of
Concept Introduction : A chemical reaction involves the formation of some new product molecules with the help of some reactant molecules either by bond making or bond breaking.
The moles and grams of reactant and product can be calculated with the help of mole concept.
(c)
Interpretation : The mass of
Concept Introduction : A chemical reaction involves the formation of some new product molecules with the help of some reactant molecules either by bond making or bond breaking.
The moles and grams of reactant and product can be calculated with the help of mole concept.
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Basic Chemistry
- 9.24 For each of the following reactions, 20.0 g of each reactant is present initially. Determine the limiting reactant, and calculate the grams of product in parentheses that would be produced. 2Al2O3(s) (Al2O3) 109sh HOUT a. 4Al(s) + 302(g) b. 3NO2(g) + H2O(l) → c. C₂HO(l) + 302(g) 2HNO3(aq) + NO(g) 2CO2(g) + 3H2O(g) (HNO3) (H₂O)arrow_forwardHow many moles of CaO will be formed from the given amount of V2O5?arrow_forwardNeed typed solutionarrow_forward
- 5. Which element is reduced in the following reaction: 2Mg + O2 → 2M9O if Mg goes from 0 to +2 and O goes from 0 to -2? O Mg and O Neither element Mg New version available! (3.0.220) GET IT NOW PRarrow_forwardOnly 1 to 10arrow_forward9. 10. Mg + Reaction Type: _MgO Answer: When 0.671 moles of magnesium reacts with an excess of oxygen gas, how many moles of magnesium oxide will form? _Na₂SO4 _Ca(OH)₂ + Reaction Type: _CaSO + Answer: How many grams of calcium sulfate can be produced from 210.5 g calcium hydroxide with an excess of Na₂SO? NaOH Copyright © 2019 Chemistry Cornerarrow_forward
- 1. The detonation of nitroglycerin proceeds as follows:4 C3H5N3O9(l) → 12 CO2(g) + 6 N2(g) + O2(g) + 10 H2O(g)a. How many oxygen atoms are present in a 4.5 g sample of nitroglycerin, C3H5N3O9? (8 pts)b. If a sample containing 2.00 mL of nitroglycerin (density = 1.592 g/mL) is detonated, how many grams of nitrogen gas are produced?arrow_forwardHomework Problems 4.1 Calculate the number of moles in a 5.00-g sample of each of the following: a. Caffeine (C8H10N402) b. Aspirin (C9H8O4) c. PenicillinV (C16H18N2O5S) 4.2 Balance the following equations: a. Cl₂O7 + H₂O ->>> HC104 b. Fe2(CO3)3 Fe2O3 + CO₂ c. H3PO4 + Mn(OH)2 - Mn3(PO4)2+ H₂O d. P₂H4 → PH3 + P4 e. SO₂Cl2 + HI→ H₂S + H₂O + HC1 + 1₂ 4.3 Write the formula equation, total ionic and net ionic equations for each of the following: a. The reaction of Pb(NO3)2 and LiCl. b. The reaction of ZnSO4 and KOH. 4.4 In the following redox reactions, identify what is oxidized and what is reduced: a. Zn(s) + 2Ag (aq) → Zn²+(aq) + 2Ag(s) - b. Sn²+ (aq) + 2Ce+(aq) c. 2Au(s) + 6H*(aq) d. 4Co(s) + 302(g) e. 2CO(g) + O2(g) → → Sn(aq) + 2Ce³+ (aq) 3+ 2Au³+ (aq) + 3H₂(g) 2C0203(s) 2CO2(g) 4-24arrow_forward9.25 For each of the following reactions, calculate the grams of indi- cated product when 25.0 g of the first reactant and 40.0 g of the second reactant are used: a. 2SO₂(g) + O₂(g) 2SO3(g) (SO3) b. 3Fe(s) + 4H₂O(1) →→→→→Fe3O4(s) + 4H₂(g) (Fe3O4) c. C₂H₁6(1) + 110₂(g) → 7CO₂(g) + 8H₂O(g) (CO₂)arrow_forward
- 5.7arrow_forwardA student sets up and solves the following equation to solve a problem in solution stoichiometry. Fill in the missing part of the student's equation. (47.6) 65.08 mol 1 mL -3 10 L mol (3²) 3.2 L = 2.3 x 10 mL x10 ロ・ロ X μarrow_forward5. (10 pts) Sulfuric acid (H2SO4) reacts with sodium hydroxide (NaOH) to produce water (H2O) and sodium sulfate (Na2SO4). In order to react 100 g of sulfuric acid, how many grams of sodium hydroxide are required?arrow_forward
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