rogen sulfide, H2S, is produced during decomposition of organic matter. When 0.4190 mo H2S burns to produce SO2 (g) and H20(g), -217.0 kJ of heat is released. What is this heat in kilocalories? Heat = kcal

Q: The balanced equation for the combustion of butane, C4H10, is shown below. For your convenience, the…

A: We have to apply general maths

Q: The chemical equation for the complete combustion of propane, C₂Hg(g), is C₂Hg(g) +5 0₂(g) → 3…

A: The chemical equation given is C3H8 (g) + 5 O2 (g) → 3 CO2 (g) + 4 H2O (g) Mass of propane, C3H8 (g)…

Q: The energy diagram shown represents the chemical reaction between solid ammonium chloride and solid…

A: Reaction given 2NH4Cl(s) +Ba(OH)2 ⋅8H2O(s)→2NH3 (aq) +BaCl2 (aq) +10H2O(l) ∆H(reaction) = 54.8 kJ…

Q: Balance the following chemical equations. Fe (s) + _Mg (s) +_________N₂ (g) → _ _KNO3 (s) →→→ KNO₂…

A: Balance chemical equation: balance chemical equation is the reaction in which number of atoms of all…

Q: 23 In a universe far, far away, there exists an alien world where they have a different periodic…

A: Instead of the conventional periodic table some alien periodic table is given, wherein name of…

Q: Nitric acid is often manufactured from the atmospheric gases nitrogen and oxygen, plus hydrogen…

A: Given two steps for the manufacturing of HNO3 is : Step.1 :- N2 (g) + 3H2 (g) --------> 2NH3 (g)…

Q: Methanol has tremendous potential to be used as an alternate fuel. Carbon monoxide gas reacted with…

A: A student reacted 58.9 g of H2 (g) with excess CO (g) to produce methanol reaction will be  2H2(g) +…

Q: uns case: a noitamolni mori (d)s.863 E6A.13(b) The standard Gibbs energy of formation of PH₂(g) is…

A: Relationship between ΔG ,Q and ΔGo given as ΔG = ΔGo + RT ln Q Where ΔG = change in free energy of…

Q: A student combines 15.0 g FeS, with excess 02, which react according to the balanced equation shown…

A: Now, mass of one reactant is given and other reactant is present in excess. The amount of product…

Q: CH.(g) + H;O(g) → CO(g) + 3H2(g) representation to the right shows a pr nydrogen forming reaction…

A: Given reaction is:- CH4 + H2O ----> CO + 3H2 What is given that in product there is 6moles of H2…

Q: On a spacecraft, the COp the crew exhales is removed from the cabin by a reaction within canisters…

A:

Q: Suppose an EPA chemist tests a  250.mL  sample of groundwater known to be contaminated with…

A: The 12mM silver nitrate added here will react until all of the contaminated iron(III) chloride is…

Q: When iron reacts with hydrochloric acid, iron(II) chloride and hydrogen are produced. The balanced…

A: The balanced reaction taking place is

Q: ) Write the net ionic equation for this neutralization reaction. -) The student designs an…

A: We are given mass of MgO = 1g  Mass of HCl = 100g  Specific heat of solution = 4.00J/g°C…

Q: 1. (a) Create the target equation that represents the combustion of magnesium. Mg + ½O2  → MgO (Is…

A: Combustion is a chemical process in which a substance reacts rapidly with oxygen and gives off heat…

Q: Aspirin can be made in the laboratory by reacting acetic anhydride (CHO) with salicylic acid (C,H,O)…

A: Balanced equation :   C4H6O3 + C7H6O3 → C9H8O4 + C2H4O2   Mass of acetic anhydride  can be…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A:

Q: The energy diagram shown represents the chemical reaction between solid ammonium chloride and solid…

A: Given, 2NH4Cl(s) + Ba(OH)2⋅8H2O(s) → 2NH3(aq) + BaCl2(aq) +10H2O(l)   ∆H = 54.8 kJ mass of NH4Cl…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Given data,Volume of sample=250mL=0.250LMolarity of AgNO3=46mMMass of AgCl=4.4mg=0.0044g

Q: Upon decomposing, a sample of sodium bicarbonate produces 0.0118 g of sodium carbonate, Na:CO. How…

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Q: Balance the following chemical equation (if necessary) for the combustion reaction of propane…

A: The objective of this question is to balance the given chemical equation for the combustion reaction…

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A:

Q: Consider the reaction. heat 2 Al(s) + Fe,03(s) Al,O3(s) + 2 Fe(l) If 11.5 kg Al reacts with an…

A: Given, 11.5 kg of Al reacts Find, How many Kg of Al2O3 will produced.

Q: Consider the unbalanced equation for the combustion of hexane: CH,(g) + 02(g) → Co.(g) + H,0(g)…

A: The limiting reagent in a chemical reaction is a reactant that is totally consumed when the chemical…

Q: a Balance the following chemical equation: N₂ (9) + H₂ (g) → NH3 (9) 2N2 (g) + H₂(g) → NH3 (9) N₂…

A: As as per our guidelines we are supposed to answer only one question. Kindly post remaining…

Q: magnesium oxide can be produced by heating magnesium metal in the presence of oxygen. When 10.1 g of…

A: Balance chemical equation is defined as which has equal number of atoms or ions in both sides…

Q: Suppose an EPA chemist tests a 250.mL sample of groundwater known to be contaminated with iron(III)…

A: The balanced reaction is as follows, FeCl3 (aq) + 3 AgNO3 (aq) → 3 AgCl (s) + Fe(NO3)3 (aq) 3 moles…

Q: Hematite, Fe,O3, is an important ore of iron. (An ore is a natural substance from which the metal…

A: 1 mole of Fe2O3 react with 3 moles of CO to produce 2 moles of Fe and 3 moles of CO2.

Q: For the following reaction, 6.80 grams of water are mixed with excess chlorine gas. The reaction…

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Q: The balanced chemical equation for the reaction between calcium hydroxide and hydrochloric acid is:…

A:

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

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Q: The reaction between potassium chlorate and red phosphorus takes place when you strike a match on a…

A: Given, Mass of KClO3 = 41.3 g Moles of KClO3 can be calculated as:

Q: An air bag is deployed by utilizing the following reaction (the nitrogen gas produced inflates the…

A: first, find mol of nan3 mol = mass/MW MW = 65.0099  g/mol mol = 10.5/65.0099  = 0.1615mol of NaN3…

Q: Balance the following chemical reaction and determine the number of moles of HI produced when 2…

A: Since, Balanced equation means number of each atom in both side are present in equal number. So,

Q: Epsom salts, a strong laxative used in veterinary medicine, is a hydrate, which means that a certain…

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Q: The energy diagram shown represents the chemical reaction between solid ammonium chloride and solid…

A: