Copper metal heated with sulfur produces solid copper(ii) sulfide. Write the balanced equation and classify the reaction?

Q: 1.736 g of iron ore is dissolved with acid and precipitated as Fe2O3X.H2O. After the precipitate is…

A: The percentage of the Iron in the sample of iron ore can be calculated as:

Q: Balance

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Q: Write a balanced chemical equation based on the following description: aqueous potassium phosphate…

A: In this chemical reaction, the aqueous solution of potassium phosphate (K3PO4) combines with the…

Q: What mass of copper (II) nitrate can be produced from a reaction of 2.51 g of copper with 8.16 g of…

A: This problem can be solved using the concept of limiting reactant.

Q: Write the name for the product of the reaction between copper (II) nitrate and aluminum

A: The reaction between Copper (II) nitrate and aluminium is a simple redox reaction.  Copper and…

Q: olutions of potassium fluoride and calcium nitrate produce solutions of potassium nitrate and…

A: A chemical equation represents the chemical reaction of the reactants to form products using their…

Q: Balance the chemical equation. MnO2 + K2CO3 + KNO3→K,MnO4 + KNO2 + CO2

A:

Q: Chemical formula for Iron (III) Hydrogen Phosphate

A: Chemical formulas are used to represent a chemical compound. They involved symbols of atoms from…

Q: Write the chemical equation when calcium ion and hydrogen bromide were reacted to form calcium…

A: Calcium :  Ca Hydrogen Bromide : HBr  Calcium Bromide : CaBr2

Q: 4) Balance the chemical equation: H,S + O2 → SO, + H,O

A: 4) If the number of atoms of elements on both the sides ( reactant side and product side ) of the…

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: Liquid water reacts with solid sodium to produce aqueous sodium hydroxide (NaOH) and hydrogen gas.…

A:

Q: Write the balanced molecular equation that occurs when aluminum hydroxide reacts with hydrochloric…

A:

Q: Aqueous solutions of sodium chloride and silver nitrateare mixed. (The solution turns cloudy white…

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

Q: Write a balanced chemical equation based on the following description: the reaction of gaseous C₅H₄…

A: The reactants given are  1) gaseous C5H4 i.e C5H4 (g) 2) Oxygen gas i.e O2 (g) And the products…

Q: How many grams of chromium is needed to produce 10 grams of chromium (iii) oxide?

A:

Q: Suppose an aqueous solution containing 1.00 g of lead(II) acetate is treated with 5.90 g of carbon…

A: The balanced reaction between lead acetate and carbon dioxide is as shown below. Pb(CH3COO)2 + CO2…

Q: when aluminum metal and copper(II) sulfate(aq) are combined. If a reaction occurs, write a balanced…

A: According to the Law of conservation of mass " all atoms of different elements must be equal on both…

Q: Consider the reaction of solid P4 and chlorine gas to form gaseous phosphorus trichloride. a) Write…

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Q: An aqueous solution containing 3.89 g of sodium phosphate was mixed with an aqueous solution…

A: The question is based on the concept of Reaction Stoichiometry.   We have to identify the limiting…

Q: Write and balance the equation for the complete combustion of ethane, C, H,

A: Since you have posted multiple questions, we are entitled to answer the first only. Please repost…

Q: A mixed with extraneous matter sample containing aluminum (Al) weighs 1.35 g. the sample a was…

A: Wt. Of Sample = 1.35 g Mass of Al2O3 ppt. = 255.00 mg = 255 * 10-3 g Molar Mass of aluminum = 27.00…

Q: Many transition metals can undergo a series of reaction similar to those of the copper reactions in…

A:

Q: when hydorgen sulfide gas is bubbled through a solution of lead (II) nitrate, a black precipitate of…

A: Yes it is a double displacement reaction i.e precipitation reaction in whic black ppt of PbS is…

Q: Write a complete, balanced equation for this reaction. Include the physical state of each substance.…

A: There should be equal numbers of every atom on both side of the equation.

Q: Write a balanced chemical equation based on the following description: solid silicon dioxide and…

A: Balanced chemical equation is the equation in which equal number of atoms are present on both sides…

Q: 5. Titanium metal can be obtained by reducing TiCl, using elemental sodium (Na). Sodium chloride is…

A: First convert mass into molar mass  Then use mole-mole relationship  After getting mole of Sr then…

Q: My brother-in-law is a mining engineer.  Part of his job is to determine how much ore he needs to…

A: 1) Compare with the balanced chemical equation and identify the limiting reagent between the…

Q: A metallurgical laboratory carried out analysis of a sample in which analysis of Mn was done by…

A: The mass of the ore sample is = 3.18 g The mass of the MnSO4 precipitate is = 0.28 g The percentage…

Q: Write the balanced equation to this reaction: 3.142 g of ammonium phosphate reacts with 1.648 g of…

A: In a balanced chemical equation, the number of atoms on both sides of the equation is equal. The law…

Q: Li(s)+N2(g)→Li3N(s) Balance the equation.

A: The balance equation is

Q: What total mass of iron is necessary to produce 1.00 moles of copper?

A: The balanced chemical equation for the production of copper from iron is shown below this is a…

Q: Balance the following equation by algebraic method. Fe 02 → Fe203

A: The strategy for balancing chemical equations algebraically is as follows: Write a different letter…

Q: Cu(OH)2(s) → CuO(s)+H2O(l) write the name of the product and the name of the solid product.

A: The reaction given is, => Cu(OH)2 (s) -------> CuO (s) + H2O (l)

Q: Write a balanced chemical equation based on the following description: the reaction of solid…

A: Solid iron(III) sulfide reacts with aqueous hydrochloric acid to form aqueous iron(III) chloride and…

Q: Which species is oxidized based on the following reaction? 2 Al* (aq) + 2 Fe(s) → 2 Al(s) + 3…

A: Check reactant side of reaction once again because on reactant side it is 2Fe and on product side it…

Q: Consider the redox reaction shown below: 4 As   +   3 HClO3   +   6 H2O   →   4 H3AsO3   +   3 HClO…

A:

Q: Consider the following balanced equation: Fe3O4   +   4 H2   →   3 Fe   +   4 H2O How many moles…

A: From the reaction we can see that,  4 moles of H2 react with 1 mole of Fe3O4 and gives 3 moles of…

Q: What is the correct chemical equation for the double replacement reaction of iron (III) chloride…

A: Iron (III) chloride reacts with calcium hydroxide to form iron (III) hydroxide and calcium chloride.…

Q: Balance the following chemical equation (if necessary): C:H«(g) + O2(g) –→ CO:(g) + H2O(g)

A: Balanced equation means number of atom in reactant side is equal to number of atom in product side.…

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: A passenger jet contains 4050 kg of copper wiring. A rock sample contains 1.25% CuFeS2 by mass.…

A: % by mass is given by % by mass = mass of solute X 100 / mass of rock Since the rock has 1.25 %…

Q: 7. Complete and balance the equations for the reactions. All reactions yield products. Cl2(g) (a)…

A: Dear student, as this picture contains multiple questions. We are answering only 7th  question. If…

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: write the balanced equation of the reaction

A: According to the Law of conservation of mass "All atoms of different elements must be equal in…