Consider the following hypothetical equation.  A2B3 +  3 C2D --> A2D3 + 3 C2B OR A2 B3 + 3 C2 D right arrow  A2 D3 + 3 C2 B The atomic weight of A is 25.0 g/mol The atomic weight of B is 50.0 g/mol The atomic weight of C is 30.0 g/mol The atomic weight of D is 15.0 g/mol Calculate the theoretical yield of C2B produced from the reaction of 28.10 grams of A2B3 and 15.07 grams of C2D.

Q: ne empirical formula of the compound. Consider the following reaction of copper and nitric acid…

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Q: How many grams of Cl, are needed to form 82.4 g of AlCl, ? 2 Al(s) + 3 Cl, (g) 2 AICI, (s)

A: two moles of Al reacts with  3moles of chlorine gas forms 2 moles of AlCl3 Calculation of no of…

Q: If the molar mass of butanoic acid is 88.1 g/mol,what is its molecular formula?A. C 3 H 4 O 3B. C 2…

A: Molar mass of a compound is the sum of mass of the each element present in it. For example: C6H6 The…

Q: A compound has a molar mass of 95 g/mol. The compound is KF 02 MgCl2 O SF2

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Q: Consider the following hypothetical equation.  2 AB3 +  3 C2D --> A2D3 + 6 CB OR 2 A B3 + 3 C2 D…

A: Given: The atomic weight of A = 25.0 g/mol The atomic weight of B = 50.0 g/mol The atomic weight of…

Q: Which of the following is a balanced chemical equation: a. Be2C+4H2O->Be(OH)2+CH4 b. 2HCl + 2CaCO3…

A: Interpretation: We have to tell which among the following is a balanced chemical equation.

Q: Magnesium hydroxide (Mg(OH) 2), as "Milk of Magnesia" can be used to neutralize excess stomach acid,…

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Q: Calculate the molar mass of a transition metal oxalate with the formula XC204.2 H2O. The molar mass…

A: Given, Formula : XC2O4.2H2O  Molar mass of X = 58.71 g/mol Molar mass of C = 12.01 g/mol Molar mass…

Q: he compound cisplatin is a chemotherapy drug. The chemical formula of cisplatin is PtCl2(NH3)2. How…

A: In international system of units, seven basic units are present which help us to find the physical…

Q: 2Fe(OH)3 + 3(NH4)2SO4. Calculate the mass of (NH4)2SO4 produced when 3.67 g Fe(OH)3 Consider…

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Q: A sample of an oxide of lead (oxide A) weighing 4.7840 g is heated to drive off oxygen to form oxide…

A: Empirical formula of oxide A = PbO 2   Empirical formula of oxide B = Pb 3 O 4   Empirical formula…

Q: Consider the following hypothetical equation. 2 AB + 1 CD --> A2D + CB2 OR 2 AB + CD right arrow…

A: Theoretical yield is defined  as maximum amount of product  formed from the given amount  of…

Q: U + 3 Br2 →  UBr6            What is my actual yield of uranium hexabromide if I start with 100…

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Q: Consider the following hypothetical equation. 2 AB + 1 CD --> A2D + CB2 OR 2 AB + CD right arrow…

A: Recall the given reaction      2AB + CD → A2D + CB2 Find molar mass of reactants and products Molar…

Q: 32. How many grams of Li;N can be formed from 1.75 moles of Li? Assume an excess of nitrogen. 6…

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

Q: 6Li + N2 --> 2Li3N If 50 g Li reacts with 40 g N2, what is the maximum mass of lithium nitride…

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Q: chemist needs to produce 100 grams of gallium chloride, when gallium reacts with hydrochloric acid…

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Q: What is the molar mass of phosphorus pentachloride (PC15)? O 190.30 g/mol O 208.22 g/mol O 172.75…

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Q: 3 A + 2 B --> A2B3 OR 3 A + 2 B right arrow A2B3 The atomic weight of A is 25.0 g/mol The atomic…

A: First we have to find out the limiting reagent. The limiting reagent is the reactant that gets…

Q: What is the molar mass of sodium carbonate?

A: chemical formula of sodium carbonate is Na2CO3

Q: 72.691g        84.321g FeSO4   +   Potassium phosphate  à  Iron (II) phosphate  +  K2SO4…

A: The overall balanced reaction is :  3FeSO4 + 2K3PO4 = Fe3(PO4)2 + 3K2SO4  Formula weight of Fe, S,…

Q: The combustion of ammonia in the presence of excess oxygen yields NO2 and H2O: 4 NH3 (g) + 7 O2 (g)…

A: 4 molesNH4 NH3 +702 G4NO24 NO + 6H₂OMy gives a proles Nomole NH₃ gines Imole No.17 g NHg gives 46 gm…

Q: Consider the following hypothetical equation.  2 AB3 +  3 C2D --> A2D3 + 6 CB OR 2 A B3 + 3 C2 D…

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Q: The molecule TFM is used as a lampricide to control the sea lamprey population in the Great Lakes.…

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Q: 1.000g MgCO3 is reacted with 0.750 g HCl. MgCO3 + 2HCl  ⎯→ MgCl2 + CO2 + H2O What is the…

A: The given reaction, MgCO3 + 2HCl   →  MgCl2 + CO2 + H2O Theoretical yield of the product is given…

Q: How many grams of oxygen are needed to produce 95.6 g of aluminum oxide? ____Al(s) + ____O2(g)…

A: Given, Amount of Al2O3 produced = 95.6 g Formula Used,

Q: Given the reaction below, if  3.64 moles of Vanadium (V) were reacted with 4.88 moles of Oxygen (O2)…

A: Answer:- This question is answered by using the simple concept of stoichiometry which involves the…

Q: Find out the molar mass of C,H;NO. O 121.14 g/mol O 112.14 g/mol O 211.14 g/mol O 111.14 g/mol

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Q: 2 AB + 1 CD --> A2D + CB2 OR 2 AB + CD right arrow  A2D + CB2 The atomic weight of A is 25.0 g/mol…

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Q: Molar mass is defined as: a. the mass of one mole of a substance in grams. b. the mass of one gram…

A: option a

Q: How many grams of LizN can be formed from 1.75 moles of Li? Assume an excess of nitrogen. 6 Li (s) +…

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Q: 87.2 grams of IrCl3 contains____ moles of the compound. (AW: Ir=192.217; Cl=35.45)

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Q: If the atomic weight of magnesium is 24.3 g/mol, calculate how many magnesium atoms does 5 g…

A: Given:- The atomic weight of magnesium is 24.3 g Mass of magnesium= 5g To find:- Number of atoms of…

Q: 16. 7. How many oxygen atoms does each of the following contain? a. Al(H,PO4)3 c. (BiO),SO4 b.…

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Q: Moles and Chemical Formulas A. Finding the Simplest Formula 43.58 Oi 23 43.81 43.95 1. Mass of empty…

A: The relationship between moles, mass and molar mass is: Number of moles = Given massMolar mass

Q: mass

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Q: 2 AB + 1 CD --> A2D + CB2 OR 2 AB + CD right arrow  A2D + CB2 The atomic weight of A is 25.0 g/mol…

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Q: 1. An essay written by carbon pencil on a paper weighs 0.5 mg. How many carbon atoms present in the…

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Q: Consider the following hypothetical equation. 2 AB + 1 CD --> A2D + CB2 OR 2 AB + CD right arrow…

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Q: The molar mass of the hydrocarbon is 86.17 g/mol. What is its molecular formula? A CH0 В CH 26 ©…

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Q: 7,8, and 9

A: According to bartleby rules i am supossed to ans one question. The ans for the 7th question is given…

Q: What is the chemical formula of a compound with an empirical formula of CH2O and a molar mass of…

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Q: If 8.53 A- 10 24 molecules of a substance have a mass of 483 g, what is the molar mass of the…

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Q: the

A: Molar mass of A2B3 = 2 • ( 15.0gmol-1 ) + 3 • ( 50.0gmol-1 ) = 180gmol-1  Molar mass of C2D = 2 • (…

Q: A mineral sample is obtained from a region of the country that has high arsenic contamination. An…

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Q: Consider the following hypothetical equation. 2 AB + 1 CD --> A2D + CB2 OR 2 AB + CD right arrow…

A: Given hypothetical equation: 2 AB + 1 CD → A2D + CB2 The atomic weight of A is 25.0 g/mol The atomic…

Q: Penicillin N is an antibacterial agent that contains 8.92% sulfur by mass. Which value could be the…

A: Given data:

Q: Assuming the reaction goes to completion, how many moles of strontium fluoride should we expect to…

A: Given: Sr(NO3)2 + 2NaF → 2NaNO3 + SrF2 Concentration of: Sr(NO3)2 = 3.016M NaF = 3.644 M Volume of…

Q: In a reaction, 1.65 g of Sg reacts with 3.40 g of Fe to produce Fes as an only product. Which one is…

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Group 14 Elements

The following elements come under group 14 of the periodic table.