Write the empirical formula for at least four ionic compounds that could be formed from the following ions: 4+ Fe", MnO,, PO, Pb** 00,..

Q: 12)Calculate the mass of iron shavings required to produce 0.432 g of silver metal given this…

A: The balanced chemical equation is given below. 3AgNO3 (aq) + Fe (s) → Fe (NO3)3 (aq) + 3Ag (s)

Q: A mixture of 0.56 g BaCl2.2H0 (molar mass = 244.2g/mol) and 1.44 g of NagPO412H20 (molar %3D mass =…

A: Given reaction:2Na3PO4 + 3BaCl2→ Ba3PO42s + 6NaClMass of BaCl2 = 0.56 gMass of Na3PO4 = 1.44 g

Q: + 7 02 → 4 CO, + 6 H,0

A: Balancing a reaction means the number of each type of atoms must be same on left and right hand side…

Q: Write a balanced chemical equation for the reaction that occurs when (a) Mg(s) reacts with Cl21g2;…

A: Balanced Chemical Reactions for the given conditions are discussed below -

Q: The nitrogen content of an impure laboratory reagent labelled (NH4)2Ce(NO3)6 was analyzed by…

A: 'Since you have posted multiple questions. We will solve only first one as per our guideline. If you…

Q: Barium metel was quantitatively precipitaded from 1.52g sample of BaCl2+2H2O. The mass of the barium…

A: Mass percentage = (mass of solute / mass of solution) x 100%

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: Write the empirical formula for at least four ionic compounds that could be formed from the…

A:

Q: A student prepares aspirin using 15.096 grams of salicylic acid (MW = 138 g/mol) and 5.91 mL of…

A:

Q: Which is correct and which is incorrect from the following sentences? Proposition True False (a) The…

A: The solution is shown below

Q: What % fraction of the electrons would you have to remove from a 5.0 mg sphere iron in order to make…

A: Given:  mass of Fe sphere = 5 mg = 0.005 g charge on sphere= 3C  we know that, atomic mass of…

Q: AsO43+3 Ag+= Ag3AsO4 (0) The arsenate is converted into a solid (Ag3AsO4 (s)). If the mass of solid…

A: Given,

Q: What would be the net ionic equation?

A:

Q: An alloy of Sn, Pb, and Cd has a mole ratio of Sn to Pb of 2.73:1.00, and the mass ratio of Pb to Cd…

A: Given,An alloy of Sn, Pb, and Cd has a mole ratio of Sn to Pb of 2.73:1.00, and the mass ratio of Pb…

Q: The US environmental protection agency places limits on the quantities of toxic substances that may…

A: Given: Amount of hexavalent chromium= 0.50 mg/L. Mass of hexavalent chromium = 0.50 mg Volume of…

Q: 1) LIAIH, (excess) 2) H,O 9) H

A: We'll answer the first question since the exact one wasn't specified. Please submit question…

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: I. Write balanced equations for the following reactions a. Cr(OH), + Br, Cro, + Br- НСООН + Mnо, со,…

A: We have to balance all given reaction as they are redox reaction, so we have to identify oxidising…

Q: 3. The recommended daily allowance (RDA) of iron for females ages 18-50 is 18 mg per day. In theory,…

A: We have to find the percentage of iron in an iron sulphate tablet.

Q: Complete and balance the following equations: (a) NaOCH3(8) + H2O(I) (b) CuO(s) + HNO;(aq) (c)…

A: The complete balanced chemical equation for the given reactions are:

Q: Complete and balance the reaction. Include the physical states of the products. CUCO, (s) + H,…

A:

Q: A chemist dissolves a 1.497-g sample of a type of metal (an alloy of Sn, Pb, Sb, and Cu) in nitric…

A: Yield is defined as the amount produced during a reaction. It means that yteld is nothing but the…

Q: For the next 3 items: A 0.498 g sample contains 26.0% aluminum triiodide, Alls, (MW = 407.695) by…

A: when two soluble salt react it would result in the formation of insoluble salt which does not…

Q: A mixture containing only BaO and CaO weighs 2.500 g. The oxides are converted to the corresponding…

A:

Q: When do you use Roman Numerals in naming an ionic compound and give two examples? What is the…

A: a) To explain: When Roman numerals are used in the naming of ionic compounds.

Q: A sample of magnetite  (impure Fe3O4) weighing 0.4500 g is fused with oxidizing flux and the ferric…

A: Magnetite is an ore of Fe with the formula Fe3O4

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

A:

Q: Enter your ansTwer in the provided box. One of the reactions that occurs in a blast furnace, in…

A: Given data : Mass of Fe = 1.49 × 103 kg = 1.49 × 106 g Mass of Fe2O3 = 2.38 × 103 kg

Q: What is the mass of fish, in kilograms, that one would have to consume to obtain a fatal dose of…

A: The mass of fish, in kilograms and pounds has to be given,

Q: A student prepares aspirin using 17.530 grams of salicylic acid (MW = 138 g/mol) and 5.00 mL of…

A: The balanced reaction is as follows:        C7H6O3    +    C4H6O3     →     C9H8O4      +…

Q: xercise Over the years, the thermite reaction ha solid-fuel rocket motors What masses of iron(III)…

A: The balanced chemical equation for thermite reaction:

Q: The most common minerals found in soils are combinations of which four elements, which are also the…

A: A question about elements that is to be accomplished.

Q: Balance the following equation by filling the gaps with appropriate numbers. CH. ]o: -Oco, JCO2 + +

A: For balancing the equation the no of atoms of both reactant side and product side must be same. To…

Q: A 5.276 g sample of Al-Mg alloy is digested in nitric acid (to Al*3 and Mg"). The solution is…

A: Given that -  Mass of sample of alloy, Al-Mg = 5.276 g  Mass of alumina, Al2O3 = 1.444 g  Molar mass…

Q: A student prepares aspirin using 2.409 grams of salicylic acid (MW = 138 g/mol) and 5.71 mL of…

A:

Q: The chemical analysis of a binary hydrate shows that it is composed of 27.76% Mn, 35.82% Cl and…

A: Calculating empirical formula:

Q: Complete and balance the molecular equation for the reaction of aqueous copper(II) chloride, CuCl2,…

A: We have to predict the balanced molecular equation.

Q: Find the oxidation States of the underlined element S8

A: Answer :- zero  The oxidation States of the element S in S8 = 0…

Q: The concentration of gold in seawater is 0.0027 ug/L. What mass of gold (in kg) is present in the…

A: Given: The concentration of gold in seawater = 0.0027 ug/L. Volume =  3.23 x 1011  km3  To…

Q: Indicate the oxidation state of the underlined element in the following species. 1. NaMnO, 2. SO,?…

A:

Q: A metal sulfide M 2 S contains 14.3% of sulfur by massWhat is the identity of the metal in this…

A:

Q: 2+ In the laboratory you are given the task of separating Ba* and Fe* ions in aqueous solution. For…

A: To seperate the ion in the given aqueous solution, we have to know the solubility of the formed…

Q: Imran Syed is presenting Asi A Kiyumi and S more e.g.: The thermite reaction has been used for…

A: Given, Fe2O3 + 2 Al ---> 2Fe + Al2O3  Mass of Fe = 15.0 g  Molar mass Fe = 55.8 g/mol Molar mass…

Q: Balance the following equation by filling the gaps with appropriate numbers. CHa O2 co2 H20

A:

Q: Consider the reaction shown below. OF2 + H2O ⟶ HF + O2 Which atom was oxidized in this reaction?…

A: Oxidation involve loss of electrons and reduction involve gain of electrons.

Q: Indicate the oxidation state of every individual element in the following compounds. g. SO2 j.…

A: The total number of electrons that an atom either gains or loses in order to form a chemical bond…

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

A:

Q: What is the maximum mass of ammonia that can be produced from a mixture of 1.40 x 10' g N, and 4.60…

A: Given data, According to the stoichiometry, One mole ( 28.014 g ) of nitrogen will react with three…

Q: Consider the series of reactions to synthesize the alum (KAl(SO4 )2 · xH2O(s)) Assuming an excess of…

A: Alum having general formula KAl(SO4 )2 · 12H2O(s) to synthesis alum reaction is

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".