1.Write balance equations for the main reaction occurring when the following compounds are mixed in aqueous...
1.Write balance equations for the main reaction occurring when the following compounds are mixed in aqueous media (water). (i) H3PO4 (ii) Na2HPO
(a) Draw the Lewis Structures of:
(i) orthosilicic acid
(ii) sulphurous acid
(iii) orthophosphoric acid
(b) Predict their pKa values of (i), (ii) and (iii) using Pauling’s
rules.
Homework Answers
The lewis structures are drawn as follows and the pauling rules
are used to find pK of oxoacids
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1.Write balance equations for the main reaction occurring when
the following compounds are mixed in aqueous...
1. 2. Write an equation that describes what happens when benzoic acid (a solid) dissolves in...
1. 2. Write an equation that describes what happens when benzoic acid (a solid) dissolves in water. Now write an equation that describes benzoic acid dissolving in diethyl ether (a liquid). (Hint: replace the (aq) phase symbol with (ether).) Write equations including pKa values that describes the following reactions: a. Acetic acid with aqueous NaOH. b. Ethyl amine with aqueous HCI. c. Phenol with aqueous NaOH. 2,6-dichloroindophenol (see in Part III) has a pKa value of 5.9 and is 10,000...
1IC LUDOUCO 1. Complete and balance the following net ionic equations. If no reaction occurs, write...
1IC LUDOUCO 1. Complete and balance the following net ionic equations. If no reaction occurs, write NR. a. Mg?+ + OH (imited -- b. Cu²+ + SCN" - c. Co2+ + NH3(aq) limited + H20 - d. Ba2+ + so; - e. Pb2+ + NH3(aq) excess + H20 – f. Fel+ + SO-- 2. Complete and balance the following net ionic equations. If no reaction occurs, write NR. Tables 4 and 5 of Experiment 7 list amphoteric metal hydroxides that...
QUESTION 2 (a) Write chemical equations to show what happens when each of the following substances...
QUESTION 2 (a) Write chemical equations to show what happens when each of the following substances is mixed with water: (i) Hydrocyanic acid (ii) Potassium sulfate (iii) Silver bromide (iv) Hydroiodic acid (b) Write chemical equations for the following processes: (i) Chemical reaction for AHⓇ for C3H BrNHz(s) Combustion of 1 mol of C6H6(1) (iii) Fusion of gold (iv) Oxidation of water to produce oxygen gas (v) Neutralization of 1 mol of barium hydroxide by phosphoric acid (vi) Thermal decomposition...
1: (a) write the Lewis structures of the following compounds and classify it they are polar...
1: (a) write the Lewis structures of the following compounds and classify it they are polar or nonpolar (i) Hexane (ii) Ammonia (iii) Propane (iv) Hydrogen Chloride (b) Rank the above compounds their solubility in water. Give reasoning behind your ranking
write equations to show what happens when i. an amine dissolves in dilute, aqueous HCl ii....
write equations to show what happens when i. an amine dissolves in dilute, aqueous HCl ii. a carboxylic acid dissolves in dilute, NaOH iii. a carboxylic acid disolves in NaHCO3 iv. a phenol dissolves in dilute, aqueous NaOH
Write and balance the following equations: Solid Potassium is added an to aqueous fluorine solution to...
Write and balance the following equations: Solid Potassium is added an to aqueous fluorine solution to produce aqueous potassium fluoride (5) Solid Aluminum is mixed with molten sulfur and allowed to cool producing a solid aluminum sulfide paste. AL Sulfur trioxide gas is heated producing a sulfur gas mixed with atmospheric elemental oxygen. Magnesium hydride solid is heated giving off hydrogen gas an leaving behind elemental magnesium metal. Elemental iron is added to an aqueous solution of chloric acid which...
Write the balanced equations (all three types) for the reactions that occur when the following aqueous...
Write the balanced equations (all three types) for the reactions that occur when the following aqueous solutions are mixed. (Use the lowest possible coefficients. Include states-of-matter under the given conditions in your answer.) molecular equation: complete ionic equation: net ionic equation: (a)perchloric acid [HClO4(aq)] and iron(III) hydroxide. (b) ammonia (aqueous) and hydroiodic acid. (c) calcium hydroxide (aqueous) and hydrochloric acid. (d) solid silver hydroxide and hydrochloric acid
a.)write and balance the chemical equation that represents the reaction of aqueous sulfuric acid with aqueous...
a.)write and balance the chemical equation that represents the reaction of aqueous sulfuric acid with aqueous sodium hydroxide to form water and sodium sulfate b.)Write and balance the chemical equation for ammonia gas with solid copper (ii) oxide to produce copper metal, nitrogen gas, and liquid water
1. Write balanced thermochemical (remember to include calculated enthalpy changes) reaction equations for: a. The single...
1. Write balanced thermochemical (remember to include calculated enthalpy changes) reaction equations for: a. The single replacement reaction between magnesium and hydro- chloric acid. Label it reaction I. b. The double replacement reaction between magnesium oxide and hydrochloric acid. Label it reaction II. c. The formation of water. Label it reaction III. d. The formation of magnesium oxide. Label it reaction IV. 2. Demonstrate that reactions I, II, and III, can be added (after appropriate manipulations) to yield reaction IV....
[References) Write net ionic equations for the reaction, if any, that occurs when aqueous solutions of...
[References) Write net ionic equations for the reaction, if any, that occurs when aqueous solutions of the following are mixed. (Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed, leave it blank. If no reaction occurs, leave all Submit.) a. cobalt(III) chloride and sodium hydroxide b. silver nitrate and ammonium sulfate + 2Ag (aq) +50₃ (aq) | Ag₂SO₃ (s) c. copper(II) sulfate and strontium nitrate Sr (aq) + SO4 (aq) SISO4...
1. 2. Write an equation that describes what happens when benzoic acid (a solid) dissolves in water. Now write an equation that describes benzoic acid dissolving in diethyl ether (a liquid). (Hint: replace the (aq) phase symbol with (ether).) Write equations including pKa values that describes the following reactions: a. Acetic acid with aqueous NaOH. b. Ethyl amine with aqueous HCI. c. Phenol with aqueous NaOH. 2,6-dichloroindophenol (see in Part III) has a pKa value of 5.9 and is 10,000...
1IC LUDOUCO 1. Complete and balance the following net ionic equations. If no reaction occurs, write NR. a. Mg?+ + OH (imited -- b. Cu²+ + SCN" - c. Co2+ + NH3(aq) limited + H20 - d. Ba2+ + so; - e. Pb2+ + NH3(aq) excess + H20 – f. Fel+ + SO-- 2. Complete and balance the following net ionic equations. If no reaction occurs, write NR. Tables 4 and 5 of Experiment 7 list amphoteric metal hydroxides that...
QUESTION 2 (a) Write chemical equations to show what happens when each of the following substances is mixed with water: (i) Hydrocyanic acid (ii) Potassium sulfate (iii) Silver bromide (iv) Hydroiodic acid (b) Write chemical equations for the following processes: (i) Chemical reaction for AHⓇ for C3H BrNHz(s) Combustion of 1 mol of C6H6(1) (iii) Fusion of gold (iv) Oxidation of water to produce oxygen gas (v) Neutralization of 1 mol of barium hydroxide by phosphoric acid (vi) Thermal decomposition...
Write and balance the following equations: Solid Potassium is added an to aqueous fluorine solution to produce aqueous potassium fluoride (5) Solid Aluminum is mixed with molten sulfur and allowed to cool producing a solid aluminum sulfide paste. AL Sulfur trioxide gas is heated producing a sulfur gas mixed with atmospheric elemental oxygen. Magnesium hydride solid is heated giving off hydrogen gas an leaving behind elemental magnesium metal. Elemental iron is added to an aqueous solution of chloric acid which...
1. Write balanced thermochemical (remember to include calculated enthalpy changes) reaction equations for: a. The single replacement reaction between magnesium and hydro- chloric acid. Label it reaction I. b. The double replacement reaction between magnesium oxide and hydrochloric acid. Label it reaction II. c. The formation of water. Label it reaction III. d. The formation of magnesium oxide. Label it reaction IV. 2. Demonstrate that reactions I, II, and III, can be added (after appropriate manipulations) to yield reaction IV....
[References) Write net ionic equations for the reaction, if any, that occurs when aqueous solutions of the following are mixed. (Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed, leave it blank. If no reaction occurs, leave all Submit.) a. cobalt(III) chloride and sodium hydroxide b. silver nitrate and ammonium sulfate + 2Ag (aq) +50₃ (aq) | Ag₂SO₃ (s) c. copper(II) sulfate and strontium nitrate Sr (aq) + SO4 (aq) SISO4...
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