In the chemical equation: Fe203(s) + 2 Al(s) --> 2 Fe(l) + Al20(s) the Fe203 is O a. a precipitate O b. a liquid O c. С. a reactant O d. a product e. an element

Q: Consider the following reaction to make alum: 2 Al(s) + 2 KOH(aq) + 22 H₂O(l) + 4 H₂SO4 (aq) → 3…

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Q: Potassium permanganate in acidic solution is used to titrate a solution of copper(I) ions, with…

A: Given,23.14 g of KMnO4Volume of KMnO4 = 1000mLVolume of copper ion = 200mLThen number of moles of…

Q: Space crafts and submarines use lithium hydroxide to capture exhaled carbon dioxide based on the…

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Q: A typical antacid tablet contains 0.50g of calcium carbonate. The chemical equation for the…

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Q: The composition of a commercial cold remedy mixture is 87% aspirin, 7% caffeine, 6% vitamin C. What…

A: Mass of mixture that contains 5 g Caffeine = ? % of aspirin = 87 % % of caffeine = 7% % of vitamin C…

Q: 2 NO(g) + Cl2(g) 2 NOC((g)? [PNOCIP (PNO3]2 [Pc½] (PNO3]2 (PC12] (PNOCI? Кр Кр [PNOC1|2 [PCk] [PNO3?…

A: The given equilibrium reaction is as follows: In this reaction, nitrogen monoxide reacts with the…

Q: The hydrated salt, MY3·xH2O, was heated strongly in a crucible to remove all the water molecules of…

A: Given: Mass of empty crucible and cover = 28.86 g Mass of crucible, cover, and hydrated salt = 32.86…

Q: 2K + 2H,0 --> 2KOH + H, Describe what is happening Reactants combine into a large one Reactant…

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Q: c. CH₂O(s) + 0(g) →CO₂(g) + H₂O(g) d. Fe(s) +0g)→ Fe,0,(s) e. Fe0(s) + 0(g) → Fe,0,(s)

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Q: Balance chemIcal eojuasias NO + H20 2)_ Nig Og + Fe. Ni COH)2+ Fe COH72

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Q: ike most alkali metals, potassium reacts with water to form basic potassium hydroxide and hydrogen…

A: To calculate: Amount of hydrogen gas formed when 125.00 g potassium is reacted with 65.00 g of…

Q: 1. H₂S (g) + CH4 (g) 2. NO₂ (g) 3. Pb3O4 (s) 4. C(s) + CO₂(g) 5. NO (g) Chemical Reaction Balanced…

A: Given reactions are :  1. H2S (g) + CH4 (g) <-------> CS2 (g) + H2 (g)  2. NO2 (g)…

Q: The balanced equation for the synthesis of ammonia is 3 H2(g) + N2(g) → 2 NH3(g). 4. Calculate: 1.…

A: The balanced reaction taking place is given as, => 3 H2 (g) + N2 (g) -------> 2 NH3 (g)

Q: 2. a) A mixture of LiHCO3 and sand weighing 9.20 g is heated. After cooling, the residue composed of…

A: Given that -  Mass of mixture of LiHCO3 and sand = 9.20 g  Mass of sand after heating = 6.80 g…

Q: Question is attached

A: Limiting reagent It is the reagent that consumes completely in a reaction and determines the amount…

Q: Elemental phosphorus is used in the semiconductor industry. It can be obtained from an ore called…

A: The reaction above can be correctly written as below: 4Ca5(PO4)3 F + 18SiO2 + 30C ----->  3 P4 +…

Q: a. KO2(s) + H20(1) → KOH(aq)+ O2 (g) + H2O2(aq) b. Fe, O3 (s) + HNO3(aq) → Fe(NO3)3 (aq) + H2O(1) c.…

A: Using hit trial method   In this method we have to equal all elements both side of arrow by…

Q: 1. Write the balanced chemical equations for the following reactions and identify the type of the…

A: The unbalanced reaction are:

Q: 6. Precipitates used in the gravimetric determination of uranium include Na;U;O; (634.0 g/mol).…

A: In a gravimetric analysis precipitation method is used for the quantification of required substance.…

Q: The hydrated salt, MY3.XH2O, was heated strongly in a crucible to remove all the water molecules of…

A: From the given information , we have,         Mass of empty cruicible and cover, m1 = 28.86 g…

Q: A 5.00 g sample of metallic copper (MW: 63.546) is reacted with an excess of oxygen gas (MW:…

A: Number of moles = mass/molar mass  Mass = moles × molar mass  Percent yield ={actual…

Q: 3. In a blast furnace, iron (III) oxide reacts with coke (carbon) to produce molten iron and carbon…

A: The given reaction is, Fe2O3+3 C → 2 Fe + 3 CO The reaction is already balanced since all elements…

Q: What mass in grams of CO, is evolved in the com- plete decomposition of a 2.300-g sample that is…

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Q: UUctakts? 11. In the equation: C6H15N4O6 + N2O → C;HnN,Og+ CH A. В. C. Which compounds are the…

A: Since your question has multiple sub-parts, we will solve first three sub-parts for you. If you want…

Q: d. For the reaction 2NO(g) → N2(g) +02(g) Species S J/(mol-K) NO(g) 210.6 N2 (9) 02(g) 191.6 205.0…

A: The change in entropy, ∆S° is the difference between the sum of the entropies of the products and…

Q: Lead(II) oxide from an ore can be reduced to elemental lead by heating in a furnace with carbon.…

A: Given reaction; PbO (s) +   C (s)    →    Pb (℩)    +  CO (g) given amount of lead oxide (PbO) =…

Q: 1. Consider the equation:S+302 SO3 (a) Is this equation balanced? Why or why not? (b) If it is not…

A: Given reaction is a redox reaction . Loss of electrons is oxidation .gain of electrons is reduction.…

Q: Alchemists produced elemental mercury by roasting cinnabar ore in air: HgS(s)+O2(g)→Hg(l)+SO2(g)…

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Q: 6. What type of reaction is shown below? what are the product/s? Label the reactants and products.…

A: The given compound is methyl benzoate. It reacts with aq. KOH to give the potassium salt and…

Q: 53. Lead(II) oxide from an ore can be reduced to elemental lead by heating in a furnace with carbon.…

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Q: The balanced equation for the decomposition of cesium nitride is __________. a CsN3 (s) → Css) +…

A: Given: Decomposition of cesium nitride.

Q: In the chemical equation: Fe203(s) + 2 AI(s) --> 2 Fe(l) + Al20(s) the (I) means O a. solid O b.…

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Q: Precipitates used in the gravimetric determination of uranium include Na2U2O7 (634.0g/mol),…

A: Here the quantity of Uranium is supposed to be constant, then we need to determine which of the…

Q: 24 2. H (aq) + CH;OH(aq) MnO, (aq)Mn"(aq) + CH,O(aq) + H,O(1)

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Q: Mass of iron powder used (g)   Theoretical yield of K3[Fe(C2O4)3] ∙3H2O (g)   Actual yield of…

A: The species percentage yield equation will be equivalent to the mathematical ratio of the species…

Q: 20. An initial mixture of sulfur (black square) and oxygen gas (red circles) is represented: Before:…

A: 2S +3 O2-----> 2SO3

Q: The roasting of Cu2s(s) produces Cu(s) and SO2(g). What mass of sulfur dioxide is produced by the…

A: Ans e is correct

Q: 2NaClO, --> 2NaCI + 30, Reactants combine into a large one Reactant breaks apart into smaller…

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Q: Consider the redox reaction. O = oxygen and H = hydrogen. X and Z are hypothetical elements.…

A: An increase in the element's oxidation state corresponds to oxidation while a decrease in the…

Q: PbSO4 O Pb(NO3)2 (ag)+ Na2SO4 (ag)→PBSO4(s) + 2NaNO3(ag) O Pb(NO3)2(aq) + BaSO4 (s)→PBSO(s) +…

A: The precipitate of compounds form when two aqueous solution of one compound is mixed with aqueous…

Q: This equation models how pure silver (Ag) is extracted from ores of AgK(CN), (potassium…

A: Given: mass of silver coin = 23.6 g To find: How many atoms of pure zinc (Zn) are needed in the…

Q: Solid lithium hydroxide is used to remove exhaled carbon dioxide from space vehicles by forming…

A: In a chemical reaction, reactants combine together to form products. Write the complete reaction of…

Q: 7. 50 g of Vanadium is mixed with 50g of Ozone (03) to produce 65 g Vanadium (V) Oxide a) What is…

A: % yield = (actually mole /theoretical mole) ×100 No. of moles=Given massMolar mass

Q: In the reaction N2(g) + 2O2(g) ---- > 2NO2(g) what is the volume ratio of N2 to NO3 A. 2:5 B. 2:1…

A: There is an error in the question. It should be NO2, and not NO3. I've corrected and answered…

Q: Au+3 + I2 , → What type of reaction is this? What are the products? Selec What is the balanced…

A: A question about type of chemical reactions, which is to be accomplished.

Q: Consider the reaction below: 3 Ba (s) + Al203 (s) -> 2 Al (s) + 3 BaO (s) If 103.7g of Al203 (s) are…

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Q: Consider the following chemical reaction:  Fe (s) + O2(g) ---------> Fe2O3(s) 2.00 moles of iron…

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Q: The type of the reaction in the following equation is Fe (s) + O2(9) Fe,O3(s) The type of the…

A: Chemical reaction is that which process in which certain species (reactants) react to form other…

Q: 1. The final step in the production of chromium metal consists of the reaction of chromium (III)…

A: Reactant reacts in stoichiometric terms to form products.   Given reaction,    2 Cr2O3     +   3 Si…

Q: A mixture containing only BaO (FW 153.33) and CaO (FW 56.08) weighs 2.00g. The oxides are converted…

A: Suppose the mixture contains "X" g BaO and "(2.00-X)" g CaO. moles of BaO in the mixture = massmolar…