Commercial sulphuric acid has a density of 1.8gcm3(a) Calculate the molarity of this acid(b) Determine the volume of commercial acid in (a) above that can be used to prepare500cm3 of 0.2M H2SO4 solution, Study the flow chart below and answer the questions that follow(a) State the observation made when ammonia is passed over heated Copper (II) Oxide(b) Identify:-(i) Gas A (ii) Liquid B, When dry ammonia gas is passed over hot copper (II) Oxide, a shinny brown residue and a colourless droplets are formed. Answer questions The balanced equation for this reaction is 6HCl (aq) + Fe_2 O_3 (s) 3H_2 O (l) + 2FeCl_3 (aq) If 12 moles of hydrochloric acid react, The reaction consumes moles of iron (III) oxide. Hydrogen, or hydrogen gas, will also be a product when a metal reacts with an acid. metal + acid → salt + hydrogen gas . Answers (1). i) Write the equation for reaction between concentrated hydrochloric acid and manganese (iv) oxide. aus oder wählen Sie 'Einstellungen verwalten', um weitere Informationen zu erhalten und eine Auswahl zu treffen. The molecular equation is: 6 HCl( aq) + Fe2O3 (s) = 2 FeCl3 (aq) + 3 H2O (l) The (aq) compounds produce ions, the (s) or (l) compounds do not, therefore: 6 H+ + 6 Cl- + Fe2O3 = 2 Fe+ + 6 Cl- … Write an equation for the reaction between iron (II) sulphide and dilute hydrochloric acid . Above 160oC the liquid becomes almost black. For the chemical reaction between an acid and metal, the products are a salt and hydrogen gas. 1 Answer. Explain these observations, © 2008-2020 by KenyaPlex.com. Daten über Ihr Gerät und Ihre Internetverbindung, darunter Ihre IP-Adresse, Such- und Browsingaktivität bei Ihrer Nutzung der Websites und Apps von Verizon Media. Hydrochloric acid will react with iron to produce iron(II)chloride and hydrogen gas in the most thermodynamically sensiblescenario, and the equation for this reaction is:2HCl + Fe --> FeCl2 + H2. Which ion is responsible for this reaction, Nitrogen (I) Oxide supports, combustion of burning charcoal. (ii) Explain your answer in (i) above. greendawn. Commercial sulphuric acid has a density of 1.8gcm, Study the flow chart below and answer the questions that follow. Write an equation for the reaction between iron (II) sulphide and dilute hydrochloric acid. 0 0. asked by Eunice on April 30, 2009 chemistry FeS (s) + 2HCl (aq)----->FeCl 2(aq) + H 2 S (g) maurice.mutuku answered the question on October 24, 2019 at 06:50. Chlorine gas is prepared by reacting concentrated hydrochloric acids with manganese (iv) oxide. Lv 7. Für nähere Informationen zur Nutzung Ihrer Daten lesen Sie bitte unsere Datenschutzerklärung und Cookie-Richtlinie. Answers . ii) What is the role of manganese (Iv) oxide in this reaction. Answers . Reaction of iron(iii) hydroxide and hydrochloric acid Fe(OH)3+ 3HCl→ FeCl3+ 3H2O As a result of the reaction of iron(iii) hydroxide (Fe(OH)3) and hydrochloric … When sulphur powder is heated to over 400, Primary and High School Exams in Kenya With Marking Schemes. that follow: When a mixture of iron powder and sulphur is heated it glows more brightly than that of iron fillings and sulphur. Answer Save. Sie können Ihre Einstellungen jederzeit ändern. On addition of more aqueous ammonia, the white precipitate dissolved to a colourless solution Q(a) Name the white precipitate formed(b) Write formula of the complex ion present in the colourless solution Q(c) Write an ionic equation for the formation of the white precipitate, Ammonia turns wet red litmus paper blue. As a result of the reaction of iron(iii) hydroxide (Fe(OH) 3) and hydrochloric acid (HCl) produces iron(iii) chloride (FeCl 3), water (H 2 O) The molecular equation is: 6 HCl( aq) + Fe2O3 (s) = 2 FeCl3 (aq) + 3 H2O (l) The (aq) compounds produce ions, the (s) or (l) compounds do not, therefore: 6 H+ + 6 Cl- + Fe2O3 = 2 Fe+ + 6 Cl- + 3 H2O . If we are given the following word equation: iron + hydrochloric acid → iron… Write an equation for the reaction between iron (II) sulphide and dilute hydrochloric acid. Write an equation for the reaction between iron (II) sulphide and dilute hydrochloric acid, Next: The set-up below is used to prepare dry sulphur (IV) Oxide in the laboratory. (i) Is concentrated sulphuric acid a weak acid or a strong acid? Explain this observation. Write an equation for the reaction between iron (II) sulphide and dilute hydrochloric acid . What is the ionic equation of hydrochloric acid and iron(iii) oxide ? What is the . The balanced chemical equation that describes this single replacement reaction looks like this 2"Al"_ ((s)) + 6"HCl"_ ((aq)) -> 2"AlCl"_ (3(aq)) + 3"H"_ (2(g)) uarr Keep in mind that this reaction will not take place as soon as you add the piece of aluminium to the hydrochloric acid solution. Damit Verizon Media und unsere Partner Ihre personenbezogenen Daten verarbeiten können, wählen Sie bitte 'Ich stimme zu.' Dies geschieht in Ihren Datenschutzeinstellungen. When a few drops of aqueous ammonia were added to a colourless solution X, a white precipitate was formed. Answer questions When hydrochloric acid reacts with iron(III) oxide, water and iron(III) chloride are produced. Answers FeS (s) + 2HCl (aq)----->FeCl 2(aq) + H 2 S (g) maurice.mutuku answered the question on October 24, 2019 at 06:50. (aq) (aq) Question 6 Write the net ionic equation for the reaction of tin (IV) oxide with hydrochloric acid. Dazu gehört der Widerspruch gegen die Verarbeitung Ihrer Daten durch Partner für deren berechtigte Interessen. Yahoo ist Teil von Verizon Media. The reaction produces moles of water and moles of iron(III) chloride. Explain this observation. Write an equation to show this reaction, When sulphur powder is heated to over 400oC the following changes are observed:-At 113oC it melts into light brown liquid. All Rights Reserved | Home | About Us | Contact Us | Copyright | Terms Of Use | Privacy Policy | Advertise. The set-up below is used to prepare dry sulphur (IV) Oxide in the laboratory. 9 years ago. Favorite Answer. Relevance. Wir und unsere Partner nutzen Cookies und ähnliche Technik, um Daten auf Ihrem Gerät zu speichern und/oder darauf zuzugreifen, für folgende Zwecke: um personalisierte Werbung und Inhalte zu zeigen, zur Messung von Anzeigen und Inhalten, um mehr über die Zielgruppe zu erfahren sowie für die Entwicklung von Produkten. 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