Calculate the molar mass of lead(II) nitrate, Pb(NO3)2(s)

Q: Iodine is prepared both in the laboratory and commercially by adding Cl, (g) to an aqueous solution…

A: The given reaction is : 2NaI(aq) + Cl2(g)→I2(g) +2NaCl(aq) Mass of I2 produced = 23.6 g

Q: Starting with the following equation, BaCl2(aq) + Na,PO.(aq) → Ba3(PO4)2(s) + NaCI(aq) calculate the…

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Q: The mineral stibnite, antimony(III) sulfide, is treated with hydrochloric acid to give antimony(III)…

A: given: Balanced chemical equation is Sb₂S₃ + 6HCl → 2SbCl₃ +3H₂S Molar mass Sb₂S₃ = 339.715 g/mol…

Q: A fuel mixture used in the early days of rocketry consisted of two liquids, hydrazine (N,H,) and…

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Q: Iodine is prepared both in the laboratory and commercially by adding Cl2(g) to an aqueous solution…

A: Number of moles of I2 is determined as follows, Molar mass of NaI is 253.8 g/mol 2 moles of NaI…

Q: Based on the law of conservation of mass, how many grams of hydrogen gas, x, are formed by the…

A: Given, 66.0 g zinc + 72.9 g hydrochloric acid produces 136.3 g zinc chloride+ x g hydrogen gas. We…

Q: Iodine is prepared both in the laboratory and commercially by adding Cl2(g)Cl2(g) to an aqueous…

A: Number of moles of I2 is determined as follows,

Q: The chemical formula for chlorophyll is C 55 H 22 MgN 4 O 5 a) What is the molar mass of the…

A: Molar mass of a substance is the mass of one mole of that particular substance. The no of moles in a…

Q: 1. NANOS Element # atoms Atomic mass (g/mol) Total (g/mol) Na Total Molar mass 2. LIAIH, Element #…

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Q: Iodine is prepared both in the laboratory and commercially by adding Cl2(g)Cl2(g) to an aqueous…

A: The mass of the substance can be calculated if the molar mass and moles of that substance are known.…

Q: One of the salts that scientists have found on Mars that supports the idea that water once flowed on…

A: Percentage composition :- The mass percent of each element present in the compound is known as…

Q: If a sample of Ca(OH)2 is found to contain 5.34 mol of OH" ions how many moles of Ca?+ ions are…

A: Given: moles of OH- ions = 5.34 mol

Q: Consider the reaction: P4(s) + 6Cl₂(g) → 4PC13 (1) Given an initial mass of 15.75 g P4, an excess of…

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Q: A chemist requires 0.249 mol Na, CO, for a reaction. How many grams does this correspond to? mass: 8…

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Q: Iodine is prepared both in the laboratory and commercially by adding CI2 (g) to an aqueous solution…

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Q: If 8.9 x 1025 molecules of CO, are produced in a combustion reaction, what is the mass in kg of CO,…

A: Given:  Number of molecules of carbon dioxide =8.9 x 1025Mass of carbon dioxide produced has to be…

Q: lodine is prepared both in the laboratory and commercially by adding Cl, (g) to an aqueous solution…

A: The balanced reaction taking place is given as, => 2 NaI (aq) + Cl2 (g) -------> I2 (s) + 2…

Q: Given 70 g of CI2, how many particles of Br2 is produced? Cl2 + 2KB → 2KCI + Br2 O 6.02 x 1023…

A: First calculate moles of Cl2. Then use mol to mol ratio to calculate moles of Br2 and use relation…

Q: For the following chemical reaction, what mass of lead(II) iodide, PbI2, (in grams) will be produced…

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Q: In a chemical reaction, sulfur goes through a combustion reaction and produces sulfur trioxide as a…

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Q: Consider a sample of calcium carbonate, CaCO3 (100.09 g/mol), in the form of a cube measuring 2.88.…

A: The length of the cube of calcium carbonate, CaCO3 =2.88 cm The density of the calcium carbonate,…

Q: 3. NH.CH;O2 Element # atoms Atomic mass (g/mol) Total (g/mol) H. O. Total Molar mass

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Q: Hydrogen cyanide, HCN, is prepared from ammonia, air, and natural gas (CH4) by the following…

A: Given Chemical Reaction: 2NH3 + 3O2 +2CH4 -------> 2HCN +6H2O. To solve this problem we will be…

Q: CH4 + 20, → CO, + 2H,0 You have 30 g CH, that you burn in oxygen. How many grams of water (H,0) can…

A: Number of moles of a substance is equal to the mass of substance divided by its molar mass.…

Q: What mass of iron (III) oxide is produced

A: Number of moles = mass/molar mass  Molar mass of O2 = 31.999 g/mol  Molar mass of iron (iii) oxide =…

Q: A sample of limestone and other soil materials was heated, and the limestone decomposed to give…

A: Heating limestone and other soil samples revealed calcium oxide and carbon dioxide. The balanced…

Q: Based on their molecular masses, list the molar mass of each substance: Fe,0, CO Fe co,

A: In this question, the molar mass of the given compounds have to be determined: The molar mass of a…

Q: A pure sample of an unknown molecule has a mass of 35.51 g and contains 0.2000 moles. What is the…

A: 177.55 g/mol

Q: Iodine is prepared both in the laboratory and commercially by adding Cl2(g)to an aqueous solution…

A: When stoichiometric coefficient results in the equal number of atoms of each element on both the…

Q: Iron is biologically important in the transport of oxygen by red blood cells from the lungs to the…

A: Given :-  Mass of Iron present in 2.64 × 1013 red blood cells = 2.90 g  To be calculated :-  Number…

Q: What is the mass (in g) of 9.87 x 1022 atoms of magnesium? The molar mass of Mg is 24.305 g/mol.…

A: Given, 9.87*1022 Mg atoms

Q: Consider the reaction. Pb(SO4)2 + 2 Zn →→→ → 2 ZnSO₂ + Pb 4 If 0.215 mol of zinc reacts with excess…

A: In balanced chemical equation number of atoms of each species are equal on both reactant and…

Q: Iodine is prepared both in the laboratory and commercially by adding Cl, (g) to an aqueous solution…

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Q: 2 NH3 + 3 CuO → 3 Cu + N₂ + 3 H₂O In the above equation, how many grams of N₂ can be made when 6.1…

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Q: Iodine is prepared both in the laboratory and commercially by adding Cl2(g)Cl2(g) to an aqueous…

A: Given;

Q: A student, Ken, is given a mixture containing two nitrate compounds. The mixture includes NaNO3 and…

A: Mass Percentage of NO3 in the mixture is 73.76%. it implies that 100 g of mixture contains 73.76 g…

Q: Iodine is prepared both in the laboratory and commercially by adding Cl₂ (g) to an aqueous solution…

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Q: A molecule has an empirical formula of CH 2O and a molar mass of 179.9 g/mol. What is the molecular…

A: The empirical formula describes the smallest whole number ratio of atoms present in a compound.…

Q: What is the molar mass for the compound Orchidium Nitrate - Or(NO3)2? Orchidium has an average…

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Q: 5. The empirical formula of a compound is CaH10. hat could its molecular formula be 86 6. A compound…

A: SOLUTION [5.] : Empirical formula of a compound = C4H10O So, molecular formula of a compound will be…

Q: If 6.63 × 10−6 mol of a compound has a mass of 2.151 mg, what is the molar mass of the compound?

A: Number of moles is calculated by dividing the given mass with molecular mass.

Q: Arrange the quantities from largest to smallest in terms of mass: = 1.35 moles of Cu = 2.51 x 1024…

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Q: For the reaction represented by the equation N2+ 3H2  2NH3, how many moles of nitrogen are required…

A: The given reaction is:                N2+ 3H2 →2NH3 We can calculate the moles of nitrogen required…

Q: What is the molar mass of Mg3(PO4)2, a substance formerly used in medicine as an antacid? 251 g…

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Q: Calculate the number of moles of NaOH in 26.00g of NaOH and also calculate the mass in grams of 0,02…

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Q: If 5.9 x 1025 molecules of CO2 are produced in a combustion reaction, what is the mass in kg of CO2…

A: Molar masa of a compund is defined as a mass of a sample of a that compund divided by the amount of…

Q: The fertilizer ammonium sulphate is prepared by the reaction between ammonia and sulphuric acid.…

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Q: Ethanol (C 2H 6O, molar mass 46.07 g/mol) is synthesized by reacting ethylene (C 2H 4, molar mass…

A: Given that:  molar mass of Ethanol = 46.07 g/mol molar mass of ethylene = 28.05 g/mol mass of…

Q: A sample of limestone and other soil materials was heated, and the limestone decomposed to give…

A: CaCO3(s) --> CaO(s)+ CO2(g) Mass of lime stone containing sample = 3.043g CO2 produced = 1.25g