Concept explainers
(a)
Interpretation:
The chemical equation of the given reaction should be written.
Concept introduction:
A chemical equation contains chemical formulas of the reactants and the products of a
(b)
Interpretation:
The chemical equation for copper metal reacting with gaseous oxygen, carbon dioxide and water to form green basic copper carbonate should be written.
Concept introduction:
A chemical equation contains chemical formulas of the reactants and the products of a chemical reaction. It represents the chemical equation with reactants on the left-hand side and products on the right-hand side.
(c)
Interpretation:
The chemical equation of the given reaction should be written.
Concept introduction:
A chemical equation contains chemical formulas of the reactants and the products of a chemical reaction. It represents the chemical equation with reactants on the left-hand side and products on the right-hand side.
(d)
Interpretation:
The chemical equation for reaction between calcium dihydrogen phosphate and sodium bicarbonate to form calcium phosphate, sodium hydrogen phosphate, carbon dioxide and water should be written.
Concept introduction:
A chemical equation contains chemical formulas of the reactants and the products of a chemical reaction. It represents the chemical equation with reactants on the left-hand side and products on the right-hand side.
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General Chemistry: Principles and Modern Applications (11th Edition)
- Complete and balance the equations of the following reactions, each of which could be used to remove hydrogen sulfide from natural gas: (a) Ca(OH)2(s)+H2S(g) (b) Na2CO3(aq)+H2S(g)arrow_forwardPhosphorus occurs naturally in the form of fluorapatite, CaF2 3Ca3(PO4)2. The dot indicates 1 part CaF2 to 3 parts Ca3(PO4)2. This mineral is reacted with an aqueous solution of H2SO4 in the preparation of a fertilizer. The products are phosphoric acid, hydrogen fluoride, and gypsum, CaSO4 2H2O. Write the balanced equation describing this process.arrow_forwardNitric acid is produced commercially by the Ostwald process, represented by the following equations: 4NH3(g)+5O24NO(g)+6H2O(g)2NO(g)+O2(g)2NO2(g)3NO2(g)+H2O(l)2HNO3(aq)+NO(g) What mass of NH3 must be used to produce 1.0 106 kg HNO3 by the Ostwald process? Assume 100% yield in each reaction, and assume that the NO produced in the third step is not recycled.arrow_forward
- 4.48 Elemental phosphorous is used in the semiconductor industry. It can be obtained from an ore called fluoroapatite via reaction with SiO2 and C: 4Ca5( PO4)3F+18SiO2+30C3P4+30CO+18CaSiO3+2CaF2 Suppose a particular semiconductor production plant requires 1500 kg of P4. If the recovery of P4 from this reaction is 73% efficient, what mass of fluoroapatite is needed?arrow_forwardThe reaction of elemental phosphorus and excess oxygen produces P4O10. Name the compound. (a) phosphorus oxide (b) phosphoric acid (c) phosphorus decaoxide (d) tetraphosphorus decaoxidearrow_forwardWrite balanced chemical equations for the following reactions: (a) zinc metal heated in a stream of oxygen gas (b) zinc carbonate heated until loss of mass stops (c) zinc carbonate added to a solution 0f acetic acid, CH3CO2H (d) zinc added to a solution of hydro-bromic acidarrow_forward
- Silicon is produced for the chemical and electronics industries by the following reactions. Give the balanced equation for each reaction. a. SiO2(s)+C(s)Si(s)+CO(g) b. Silicon tetrachloride is reacted with very pure magnesium, producing silicon and magnesium chloride. c. Na2SiF6(s)+Na(s)Si(s)+NaF(s)arrow_forwardPhosphoric add can supply one, two, or three H3O+ ions in aqueous solution. Write balanced equations (like those for sulfuric acid on page 142) to show this successive loss of hydrogen ions.arrow_forward3.88 One Step in the enrichment of uranium for use in nuclear power plants involves the reaction of UO2 with hydro- fluoric acid (HF) solution. The products are solid UF4 and water. Write a balanced chemical equation for this reaction.arrow_forward
- A Suggest a laboratory method for preparing barium phosphate. (See Study Question 97 for a way to approach this question.)arrow_forwardAzurite is a copper-containing mineral that often forms beautiful crystals. Its formula is Cu3(CO3)2(OH)2. Write balanced equation for the reaction of this mineral with hydrochloric acid.arrow_forwardWrite a balanced equation for the reaction between (a) dihydrogen sulfide and sulfur dioxide gases to form sulfur solid and steam. (b) methane, ammonia, and oxygen gases to form hydrogen cyanide gas and steam. (c) iron(lll) oxide and hydrogen gas to form molten iron and steam. (d) uranium(IV) oxide and hydrogen fluoride gas to form uranium(IV) fluoride and steam. (e) the combustion of ethyl alcohol (C2H5OH) to give carbon dioxide and water.arrow_forward
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