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- Certain salts of benzoic acid have been used as food additives for decades. The potassium salt of benzoic acid, potassium benzoate, can be made by the action of potassium permanganate on toluene according to the following reaction (unbalanced): C7H8 + KMnO4 ® KC7H5O2 + MnO2 + KOH + H2O toluene potassium benzoate Balance the equation. What is the limiting reactant when 10.750 g of toluene react with 14.750 g of potassium permanganate? How much of the excess reactant remains after all of the limiting reactant is consumed? In an experiment using the masses of reactants listed above, 7.042 g of potassium benzoate was produced. What is the percent yield of that experiment? If the yield of potassium benzoate cannot realistically be expected to be more than 72.15%, what is the minimum number of grams of toluene needed to achieve this yield while producing 10.00 g of KC7H5O2?Write a balanced chemical equation for the standard formation reaction of solid magnesium bromide.In the following reaction how many moles of CH3OH are required to produce -1501 kJ of heat?
- Write a balanced chemical equation based on the following description: solid sodium reacts with chlorine gas to produce solid sodium chloride. Na(s)+Cl2(g)_Give Up? O Resources 9.4% re: Hint 8 > Consider these reactions, where M represents a generic metal. 2 M(s) + 6 HC1(aq) → 2 MCl,(aq) + 3 H, (g) 1. AĦ, = –783.0 kJ HCI(g) HCl(aq) → AH2 = –74.8 kJ H,(g) + Cl, (g) → 2 HCl(g) AH3 = –1845.0 kJ MCI, (s) → MCl, (aq) 4. AH -124.0 kJ Use the given information to determine the enthalpy of the reaction 2 M(s) + 3 Cl,(g) → 2 MCl, (s) S. AH kJ about us privacy policy terme of use contact.ua help en 2. 3.Silicon tetrachloride (SiCl4) can be produced by heating Silicon (Si) in chlorine ga (Cl2) The chemical equation is written as?
- IcojkLT3rHözqp4772m0XOsdozQ5qMD3aRdEy0GQe33sgO- O GASES Solving for a gaseous reactant Jacqueline Ancient Romans built often out of bricks and mortar. A key ingitedient in their mortar was quicklime (calcium oxide), which they produced by roasting limestone (calcium carbonate). 1. Write a balanced chemical equation, including physical state symbols, for the decomposition of solid calcium carbonate (CACO,) into solid calcium oxide and O-O gaseous carbon dioxide. ? 2. Suppose 47.0 L of carbon dioxide gas are produced by this reaction, at a temperature of 400.0 °C and pressure of exactly 1 atm. Calculate the mass of calcium carbonate that must have reacted. Round your answer to 3 significant digits. Explanation Check O2021 McGraw-Hill Education. All Rights Reserved Terms of Use Privacy Accessibility MacBook Air Dlo IIICombustion of hydrocarbons such as heptane (C,H16) produces carbon dioxide, a "greenhouse gas." Greenhouse gases in the Earth's atmosphere can trap the Sun's heat, raising the average temperature of the Earth. For this reason there has been a great deal of international discussion about whether to regulate the production of carbon dioxide. 1. Write a balanced chemical equation, including physical state symbols, for the combustion of liquid heptane into gaseous carbon dioxide and gaseous water. alo x10 Ar 2. Suppose 0.420 kg of heptane are burned in air at a pressure of exactly 1 atm and a temperature of 16.0 °C. Calculate the volume of carbon dioxide gas that is produced. Be sure your answer has the correct number of significant digits.Combustion of hydrocarbons such as hexane (C6H₁4) produces carbon dioxide, a "greenhouse gas." Greenhouse gases in the Earth's atmosphere can trap the Sun's heat, raising the average temperature of the Earth. For this reason there has been a great deal of international discussion about whether to regulate the production of carbon dioxide. 1. Write a balanced chemical equation, including physical state symbols, for the combustion of liquid hexane into gaseous carbon dioxide and gaseous water. 2. Suppose 0.220 kg of hexane are burned in air at a pressure of exactly 1 atm and a temperature of 17.0 °C. Calculate the volume of carbon dioxide gas that is produced. Round your answer to 3 significant digits. ローロ X 0 x10
- Nitric acid is often manufactured from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming of natural gas, in a two-step process. In the first step, nitrogen and hydrogen react to form ammonia: N,(9)+3 H,(g)→2NH,(g) In the second step, ammonia and oxygen react to form nitric acid and water: NH3(g)+20,(9)→HNO;(g)+H,0(g) Write the net chemical equation for the production of nitric acid from nitrogen, hydrogen and oxygen. Be sure your equation is balanced.Enter an equation for the formation of NO2 (g) from its elements in their standard states. Express your answer as a chemical reaction including phases.1) Balance the reactions for the three theoretical decomposition reactions. A. sodium bicarbonate (s) → sodium hydroxide (s) + carbon dioxide (g) (Reaction A) NaHCO3(s) N2OH(s) + CO2(g) B. sodium bicarbonate (s) → sodium oxide (s) + carbon dioxide (g) + water (g) (Reaction B) NaHCO3(s) Naz0(s) CO2(g) + NaOis) -> + H2O(g) (Reaction C) C. sodium bicarbonate (s)→ sodium carbonate (s) + carbon dioxide (g) + water (g) Na2CO3(s) CO2(g) + H2O(g) NaHCO3(s) -> +