A compound containing only hydrogen and carbon is burned in excess O2(g) to produce a total mass of 3.855 g of water and carbon dioxide. 1.215 g of that mass is H2O. What is the molecular formula of the unknown compound if 0.3 moles of it has a mass of 34.243g? You may assume 100% yield for the reaction. A. C8H18 B. C4H9 C. CH2.25 D. C18H8 E. C9H4 F. C2.25H G. CxHy

Q: Combustion of 7.73 mg of an unknown substance yields 13.3 mg CO2 and 4.06 mg H;O. The unknown…

A: Given: Compound contains only C, H and O. Mass of compound combusted = 7.73 mg = 0.00773 g…

Q: 23. Consider the reaction: 3 AgC2H;O2(aq) + Na3PO4(aq) → Ag:PO46) + 3 NaC2H3O2(aq) 4.000 g of silver…

A: "Since there are multiple subparts, we will answer only the first three subparts. If you require…

Q: Ethylene (C₂H4) reacts with molecular hydrogen according to the equation below. C2H4 (g) + H2 (g)…

A: The given reaction is: C2H4 (g) + H2 (g) --> C2H6 (g) Molar mass of C2H4 (g)= 28.05 g/mol Molar…

Q: Thymol, a substance used as an antiseptic in mouthwash, is composed of C, H, and O. When a 0.1658-g…

A: Empirical formula: The simplest positive integer ratio of atoms present in a compound is known as…

Q: Take the reaction:                        NH3 + O2  → NO + H2O.        In an experiment, 3.25 g of…

A: The balanced chemical reaction in the given question is, 4NH3 + 5O2  → 4NO + 6H2O

Q: Acetylene gas, HCCH, is commonly used in high temperature torches. a. Write a balanced chemical…

A: a. The balanced chemical reaction of acetylene with hydrogen gas to form ethane is given as, C2H2…

Q: 4 NH3 + 6 NO → 5 N2 + 6 H2O The reaction is carried out with 34.7 g of NH3 and 29.2 g of NO. a.…

A:

Q: For the following reaction:     N2(g)  +   H2(g) ------->   NH3(g) Balanced = N2+ 3H2---->2NH3…

A: Given, Mass of N2 = 8.50g

Q: A compound containing only hydrogen and carbon is burned in excess O2(g) to produce a total mass of…

A: Given: Compound contains only C and H. Mass of 0.3 moles of compound = 34.243 g. The total mass of…

Q: DDT, an insecticide harmful to fish, birds, and humans, is produced by the following reaction: 2C6H5…

A:

Q: 3. Hydrogen reacts with nitrogen to form ammonia by the following equation: 3 H₂(g) + N2(g) → 2…

A: We will first convert the mass of H2 and N2 to moles and determine the effective moles using the…

Q: limiting reactant

A:

Q: Use the chemical equation CH4 (g) +2 02(g) → CO2(g) + 2 H2O(g), if we have 16 grams of CH4 reacts…

A: The given mass of  = 16 gThe given mass of  = 45 gLimiting reactant = ?

Q: 4. Gold metal reacts with a combination of nitric acid and hydrochloric acid according to this…

A:

Q: Part A. If 5.00 mol of hydrogen gas and 1.00 mol of oxygen gas react, what is the limiting…

A: Part A: The balanced reaction is:' 2H2(g)+O2(g)→2H2O(l) According to the balanced reaction, 2 mol of…

Q: nsider the following reaction:                 3 Hg(OH)2  +  2 H3PO4    Hg3(PO4)2  +  6 H2O…

A: Moe concept is being used to solve such problems. The mole concept was proposed by Avogadro. It…

Q: 22. Tungsten reacts with Cl2 to form WCl6 according to the following balanced equation: W  + 3 Cl2…

A: Given that Tungsten reacts with Cl2 to form WCl6 according to the following balanced equation:…

Q: The reaction of iron metal and chlorine gas to give iron{III) chloride is illustrated below. a.…

A: Note:  “Since you have posted a question with multiple sub-parts, we will solve first three…

Q: Consider the combustion of methane.   CH4(g)+2O2(g)→CO2(g)+2H2O(g)  Suppose 2.5 mol  of methane are…

A: Given:Moles of CH4 = 2.5 mol.Moles of O2 = 3.5 mol.

Q: 92. Aluminum metal reacts with elemental chlorine to form aluminum chloride, as shown here: 2 Al (s)…

A:

Q: 1. The organic solvent thiophene is a carbon-hydrogen-sulfur compound that yields CO2, H2O, and SO2…

A: Given: Mass of compound burned = 1.3020 g. Mass of CO2 produced = 2.7224 g. Mass of H2O produced =…

Q: A mixture of 112.1 g112.1 g of PP and 115.8 g115.8 g of O2O2 reacts completely to form P4O6P4O6 and…

A:

Q: A reaction mixture is prepared containing 1.20g of Al and 0.80 g of MnO2. After the reaction is…

A: Answer: 1.5 g of Al2O3 is produced, according to law of conservation of mass.

Q: Starting with 0.525 mol Li and 0.210 mol SOCI₂, determine the number of moles of each reactant and…

A: Recall the given reaction,                            4 Li + 2 SOCl2 → 4 LiCl + S + SO2Initially…

Q: When burning butanol (C4H100), what mass (in g) of butanol must be reacted to produce 55.4 g of…

A: Mass (in g) of butanol must be reacted to produce 55.4 g of productsThe balanced equation for…

Q: 17. Atmospheric sulfur dioxide is the main compound that causes acid rain. It reacts with water and…

A: The given question involves the reaction of atmospheric sulfur dioxide with water and oxygen to form…

Q: An unknown compound contains only C, H, and O. Combustion of 7.00 g of this compound produced 15.9 g…

A:

Q: For each of the following unbalanced chemical equations, suppose 10.0 g of each reactant is taken.…

A: We will calculate the expected mass for each product by using limiting reagent .

Q: a. For the following balanced chemical equation, calculate how many grams of the products would be…

A:

Q: 12. Iron metal can be obtained from iron(III) oxide by reaction with carbon monoxide at elevated…

A:

Q: The combustion of propane occurs through the following chemical reaction. C3 H8 (g) + 5 O2 (g) – → 3…

A: The combustion of propane is as follows: C3H8(g) + 5O2(g) → 3CO2(g) + 4H2O(g) The mass of oxygen gas…

Q: Aluminum chloride is made from scrap aluminum through the following balanced reaction. 2 Al (s)   +…

A: