How many moles of potassium ions are in 360. g alum?    (b) What is the mass % S in alum (to 3 significant figures)?    (c) What is the maximum amount of alum (in metric tons) that can be prepared from 12.6 metric tons of scrap aluminum

Q: Epsom salts, a strong laxative used in veterinary medicine,is a hydrate, which means that a certain…

A: A compound which has definite amount of water is present in the form of H2O molecule, is called…

Q: If 5.86 mol of C,H,2 reacts with excess O,, how many moles of CO, will be produced by the following…

A: The balanced reaction taking place is given as, => C5H12 + 8 O2 → 6 H2O + 5 CO2 Given: Moles of…

Q: Alum is a compound used in a variety of applications including cosmetics, water purification, and as…

A:

Q: In 1987 the first substance to act as a superconductor at a temperature above that of liquid…

A: Mass percent can be calculated using following formula.

Q: A chemist requires 0.422 mol Na2CO3 for a reaction. How many grams does this correspond to?

A:

Q: (a) If an automobile travels 225 mi with a gas mileage of 20.5mi/gal, how many kilograms of CO2 are…

A: (a) Volume of the gas can be calculated as: Since, 1 gal = 3785.41 mL Therefore, From the Density:

Q: Acetylene (C,H,) can be manufactured by the reaction of water and calcium carbide, CaC: CaC (s) + 2…

A: Given: mass of commercial grade calcium carbide = 44.5 g moles of C2H2 produced = 0.540 mol

Q: Four grams of a mixture of calcium carbonate and sand is treated with an excess of hydrochloric…

A: Calcium carbonate react with HCl by the following equation CaCO3 +2HCl→CaCl2+H2O +CO2 Sand doest…

Q: A chemist requires 0.486 mol Na2CO3 for a reaction. How many grams does this correspond to?

A: Given: Moles of Na2CO3 = 0.486 mol Molar mass of Na2CO3 = 105.9888 g/mol

Q: Aluminum metal reacts with hydrochloric acid according to the following equation: 2AI(s) + 6HCI(aq)…

A:

Q: Sulfur dioxide is a major industrial gas used primarily forthe production of sulfuric acid, but also…

A: The process of formation of SO2during the process is ,4FeS2(s) +11O2(g) →2Fe2O3(s) +8 SO2(g)It is…

Q: 3.77 Fermentation is a complex chemical process ofwinemaking in which glucose is converted…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: A sample of nickel ore, which has nickel as the only metal present, is treated with an excessnof…

A: a) Please find below the balanced reaction Ni + H2SO4 ----> NiSO4 + H2

Q: Urea, CH,N,O, is used as a nitrogen fertilizer. It is manufactured from ammonia and carbon dioxide…

A: Mass of NH3  = 10.0 g  Mass of CO2 = 10.0 g  Maximum quantity of urea (in grams) = ? Excess reactant…

Q: Acrylonitrile is used in the production of syntheticfibers, plastics, and rubber goods. It can be…

A: The number of mole of a substance is calculated by dividing the mass (m) of the substance by its…

Q: A student thermally decomposes 24.8 g of copper carbonate and obtains 11.2 g of copper(II) oxide and…

A: Percentage yield =Experimental yieldTheoritical yield×100%   Cu co3 = Cu O + CO2 24.8g         11.2g…

Q: a. What isthe percent by mass of water in iron (II) sulfate heptahydrate, FeSO4 • 7H2O  (or what…

A:

Q: What is the molarity of a solution prepared by dissolving 37 mol KMNO4 in enough water to make 903 L…

A: Dear student I have given answer to your question in the image format.

Q: is –2.32 °C, then what is the molar mass of the solute (in g/mole)?

A: If the freezing point of an aqueous solution containing 7.162 g of solute dissolved in 72.297 g…

Q: Silver chloride is an antiseptic substance that is used in some bandages and deodorants. Let's say…

A: Answer: Given reaction between silver nitrate and potassium chloride is shown below:…

Q: Morphine (C₁₇H₁₉NO₃) is a painkiller in the opiate family. A sample of morphine was discovered that…

A: Given: When morphine undergoes combustion, carbon dioxide is produced. Mass of mixture            =…

Q: Disulfide dichloride (S,Cl,) is used in the vulcanization of rubber, a process that prevents this…

A:

Q: Titanium is a metal with the same streangth as steel but 45% lighter.It is also resistant corrosion…

A:

Q: Four grams of a mixture of calcium carbonate and sand is treated with an excess of hydrochloric…

A: Number of moles of carbon dioxide can be determined as shown below: No. of moles of CO2 = massmolar…

Q: Bornite (Cu3FeS3) is a copper ore used in the production of copper. When heated, the following…

A: The balanced reaction is given as, 2 Cu3FeS3 (s) + 7 O2 (g) →6 Cu (s) + 2 FeO (s) + 6 SO2 (g)

Q: The depletion of ozone (O,) in the stratosphere has been a matter of great concern among scientists…

A: Limiting reagent: It is defined as the reactant in a chemical reaction which is present in lesser…

Q: Menthol, the substance we can smellin mentholated cough drops, is composed of C, H, and O. A0.1005-g…

A: Calculated the number of moles of C and H present in the hydrocarbon,

Q: 2NH3(g) + CO2(g) - (NH)),CO(aq) + H,0(!) In one process, 637.2 g of NH3 are treated with 1142 g of…

A: Reaction:-  2NH3(g) + CO2(g) -> (NH2)2CO(aq) + H2O(l) Given:- 637.2 g of NH3 and 1142 g of CO2…

Q: Nitrogen (N), phosphorus (P), and potassium (K) are themain nutrients in plant fertilizers. By…

A: It is given that N/P/K ratio needs to be calculated and we are provided by the N/P2O5/K2O, mass…

Q: (a) One molecule of the antibiotic penicillin G has a massof 5.342 * 10-21 g. What is the molar mass…

A: (a) Given information,     One molecule of the antibiotic penicillin G has a mass of 5.342 * 10-21…

Q: When 1.5173 g of an organic iron compound containingFe, C, H, and O was burned in O₂, 2.838 g of CO₂…

A: Number of Mole- Ratio of given mass of substance to the molar mass of substance is called number of…

Q: 30. The active ingredient in some antiperspirants is aluminum chlorohy- drate, Al₂(OH),Cl. Analysis…

A: To calculate percent by mass , we need 5o calculate the mass of aluminum chlorohydrate.  For this we…

Q: Before arc welding was developed, a displacement reactioninvolving aluminum and iron(III) oxide was…

A: Arc-welding is the process used to join the metals by applying electricity as electricity produces…

Q: Taking 28,6 g of Na2CO3.xH2O, it is heated in a burner flame. After the heating process, the mass of…

A: The reaction when Na2CO3.xH2O is heated is as follows: Na2CO3.xH2O →Na2CO3+xH2O

Q: Morphine (C₁₇H₁₉NO₃) is a painkiller in the opiate family. A sample of morphine was discovered that…

A: Molar mass of morphine is 285.34 g/mol. When a mixture of NaCl and morphine undergoes combustion,…

Q: 1.- Calculate-the mass ff Ba3(PO4)2 produced from the reaction of 0.85 g NazPO4:12H20 with excess…

A: The relationship between moles, mass and molar mass is: Moles = MassMolar mass

Q: In a combustion reaction, C3H;O2 reacts with O2 to produce H20 and CO2. How many grams of O, are…

A: Given :-  C3H8O2 + O2 ---> CO2 + H2O  To calculate :-  Amount of O2 needed to react with 38 g of…

Q: The principal component of mothballs is naphthalene, a compound with a molecular mass of about 130…

A: Record the given information,

Q: If 226.1 g of tin(II) chloride was the actual amount obtained in a reaction for which the…

A:

Q: Write The Molecular Fotmula For The Following 1-Copper Sulfate 2-Phospours Pentabromide 3-Calicum…

A: Hello, since your question has multiple parts, we will solve the first question for you. If you want…

Q: The first step in the reaction of Alka-Seltzer with stomach acid consists of one mole of sodium…

A:

Q: Determine the limiting reactant for the reaction. no limting reactant O AB2 O B2 O A,

A:

Q: Epsom salts, a strong laxative used in veterinary medicine, is a hydrate, which means that a certain…

A: First calculate the mass of water lost from the sample and then calculate the mass of water that…

Q: In the combustion of methane, how many moles of O, are required if 6.75 mol of CH, is to be…

A: Complete combustion of methane produce CO2 and H2O  CH4 + 2O2 ---------- > CO2 + 2H2O

Q: Morphine (C₁₇H₁₉NO₃) is a painkiller in the opiate family. A sample of morphine was discovered that…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: Morphine (C₁₇H₁₉NO₃) is a painkiller in the opiate family. A sample of morphine was discovered that…

A: Given: mass of mixture = 2.00 g mass of CO₂ = 3.97 g molar mass of CO₂ = 44.01 molar mass of…

Q: 3. What mass of KIO, is needed to convert the copper in 0.2750 g of CuSO, 5H,0 to Cu(IO,),?

A: First, write out the chemical equation. 2KIO3 +CuSO4.5H2O  ----> K2SO4 +5H2O+Cu(IO3)2