Determine the mass in grams of 3.00 × 10²¹ atoms of arsenic. (The mass of one mole of arsenic is 74.92 g.) Determine the formula weight of Al₂(SO₄)₃. Provide an answer to two decimal places.   How many moles of Ag are in 43.6 grams of Ag₂O?

Q: In the laboratory you are given the task of separating Ag* and Ba2* ions in aqueous solution. For…

A: Ag+ and Ba2+ ions  can be separated by adding a reagent if only one them form precipitate .…

Q: acetic acid (HC2H3O2) is a liquid and is known as glacial acetic acid. Calculate the molarity of a…

A: Given-> Volume of glacial acetic acid = 25.00 ml Density of glacial acetic acid = 1.05 g/ml Final…

Q: What is the molar concentration of a 403 mL of 1.36 % NaOH (MW = 40.00 g/mole)? Round your answers…

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Q: 2H,S (g) + 302 (g) → 2H,0 (g) + 2So, (g) If 3.50 g of H,S are used in the above reaction, what will…

A: Given mass of hydrogen sulphide gas = 3.50 g

Q: If 64.0 mL of 0.150 M HCl(aq) is needed to neutralize all the NH3(g) from a 2.25 g sample of organic…

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Q: The % concentration by mass of a solution prepared by dissolving 14.5 g NaCl in 235. g solution is:…

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Q: what is the mass in grams of 2.50 x 10 -3 mole of aluminum sulphate?

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 6A. What mass of sodium hydroxide is made from 1.20 x 102 g of sodium oxide? Na20 + H2O → 2 NaOH 6B.…

A: Na2O + H2O ===> 2NaOH  stoichiometry…

Q: The allowable concentration level of vinyl chloride, C2H3Cl,in the atmosphere in a chemical plant is…

A: Given: The concentration of vinyl chloride, C = 2.0*10-6 g/L

Q: What mass of Fe(NO3)3 do you need to prepare 150.00 mL of 0.550 M solution? Make sure all of your…

A: Mole is a standard unit for measuring large quantities of very small entities such as…

Q: Each 100 ml of an antacid contains 3.7 g of aluminum hydroxide (Al (OH) 3), 11.66 g of magnesium…

A: To determine moles of any substance present  we use following formula    moles = massmolar mass

Q: You have 150.0 mL of a 0.693 M solution of Ce(NO3)a. What mass (in grams) of Ce(NO3)4 Would be…

A: Moles of Ce(NO3)4 = Molarity  x  volume in liters                                    = 0.693  x…

Q: In the laboratory you are given the task of separating Ca2+ and Co2+ ions in aqueous solution. For…

A: To solve this question, we need to use solubility rules for each ion. Solubility of compound is…

Q: calculate the molarity of NaNO3

A: Given :  mass of NaNO3 = 4.50 g  molar mass of NaNO3 = 85.0 g/mol  volume of solution = 250.0 mL  To…

Q: What volume of 0.220 M NaOH, in milliliters, contains 45.0 g of NaOH? Volume mL %3D

A:

Q: Aspirin can be prepared from salicylic acid ( C7H6O3 ), which has a molar mass of 138.12 g/mol, and…

A:

Q: A 4.23 g4.23 g sample of a laboratory solution contains 1.96 g1.96 g of acid. What is the…

A: Mass percent = (mass of acid/ total mass) ×100% Mass percent is defined as the ratio of mass of…

Q: Pure acetic acid (HC H3O2) is a liquid and is known as glacial acetic acid. Calculate the molarity…

A: Welcome to bartleby !

Q: The density of concentrated nitric acid is 1.42 g/mL, and its concentration is 71.0 % HNO3 by mass.…

A: In the given question we have to calculate the volume of stock Solution i.e concentrated HNO3 to…

Q: A chemist adds 150.0mL of a 0.0013/molL copper(II) fluoride CuF2 solution to a reaction flask.…

A:

Q: 50 mL of 0.5 M NaCl solution was diluted with 250 mL H20, the number of sodium atoms in the final…

A: To calculate the number of sodium atoms , first we would calculate the moles of NaCl and them moles…

Q: How many grams of sodium dichromate, Na2 Cr2 O7, should be added to a 100.0-mL volumetric flask to…

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Q: 9. If 92.8 g of sodium nitrite (NaNO2) are dissolved in 2.3 L of water, the resulting solution has a…

A: Given, Mass of NaNO2 = 92.8 g  Volume of Solution = 2.3 L  Molarity = ?

Q: In the laboratory you are given the task of separating Ca* and Ba** ions in aqueous solution. For…

A: N - Na2SO4 Y - NaOH ( Ca(OH)2 - white precipitate and Ba(OH)2 - no precipitate ) N - KBr

Q: In the laboratory you are given the task of separating Pb2+ and Zn2+ ions in aqueous solution.…

A: Solubility of any compound is defined as the property of solid, liquid, or gaseous substance called…

Q: What is the concentration (in M) of a sodium chloride(NaCl) solution prepared by dissolving 16.5 g…

A: Molarity is the ratio of number of moles of solute to the volume of solution (in L)  number of moles…

Q: Calcium chloride (CaCl2) has a formula mass of 110.98 g/mol.  a) What is the molarity of CaCl2 in…

A: Note: Since you have asked multiple subparts question, we will solve the first three subparts. And…

Q: chemist adds  0.95L  of a  0.0010/molL  copper(II) fluoride  CuF2  solution to a reaction flask.…

A:

Q: Calculate the mass percentage of NaCl in a solution containing1.50 g of NaCl in 50.0 g of water.(a)…

A: Mass of solute (NaCl) = 1.50g Mass of solvent (water) = 50.0g Therefore, the mass of the solution is…

Q: If 19.3 grams of an aqueous solution of ammonium nitrate, NH4NO3, contains 1.55 grams of ammonium…

A:

Q: (iii) When 90.00 mL of 0.200 M MnO4¬(aq) was reacted with 200.00 mL of 0.280M H2O2(aq), the amount…

A: The complete balanced reaction for the question is : 2MnO4- + 3H2O2 →2MnO2 + 3O2 + 2OH- + 2H2O…

Q: Sodium carbonate, Na2CO3, is commonly used to neutralize acid spills in the laboratory. The…

A: Neutralization reaction: A chemical reaction in which an acid and base react together to form a…

Q: What mass of potassium nitrate is in 2.50 L of a 1.26 M solution? The molar mass of potassium…

A: Hence 4th option is correct that is 318 gram

Q: Use the concept of molarity to calculate the molarity of a solution prepared by dissolving 25.00 g…

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Q: A solution containing 150 grams of CaCl2 (110.98 g/mol) is dissolved in 1.00 L of water. What is the…

A:

Q: A mixture of butene, C4H8, and butane, C4H10, is burned in air to give CO2 and water. Suppose you…

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Q: In the standardization of NaOH solution, 0.8211 g potassium hydrogen phthalate (204.22 g/mol) is…

A:

Q: Concentrated sodium hydroxide (39.997 g/mol) is 50.% by mass and has a density of 1.51 g/mL. What is…

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

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Q: Na2CO3(aq) + CaCl2(aq) – → 2 NaCl(aq) + CaCO3(s) Calculate the volume (in mL) of 0.100 M Na,CO3…

A: The balanced reaction taking place is given as, Given: Mass of CaCO3 produced = 1.00 g. And the…

Q: A few antacids contain aluminum hydroxide, Al(OH)3 (molar mass= 78.00 g/mol). Aluminum hydroxide…

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Q: You are making 750 mL of a 0.7 M Ca(OH)2 solution.  How many moles of Ca(OH)2 will be added?  How…

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Q: Part A A strontium hydroxide solution is prepared by dissolving 10.45 g of Sr(OH)2 in water to make…

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Q: Calculate the hydronium lon concentration for 0.00073 M MgOH)2. Enter your answer in scientific…

A: • The values provided in the question are:-    i) Concentration of Mg(OH)2 solution , [Mg(OH)2] =…

Q: An aqueous potassium iodate (KIO3) solution is made by dissolving 536 grams of KIO3 in sufficient…

A: Morality[m]:- It is the number of moles of solute dissolved per litre of thesolution. It is…

Q: 7) Define stoichiometry. A) the concept that 6.02 x 1023 atoms are in 1 mole of an element B) the…

A: A) the concept that 6.02 X 1023 atoms are in 1 mole of an element is known as Avogadro's concept…

Q: Determine the mass, in grams, of precipitate formed from the reaction of 3.14 moles of XNO3 with…

A: Given reaction:- X N O 3 ( a q ) + N a 2 S ( a q ) → X 2 S ( s ) + N a N O 3 ( a q ) 3.14 moles of…

Q: A mixture of butene, C4H8, and butane, C4H10, is burned in air to give CO2 and water. Suppose you…

A:

Q: 2 J 258.0 g What is the mass (in grams) of NaCl required to make 660 mL of a 0.8 M NaCl solution?…

A: Given information: Molarity of NaCl = 0.8 M Volume of solution = 660 mL