Would you expect an aqueous solution of manganese (VII) oxide to have a ph greater or less than 7.0? Justify your answer

Q: Arrange the following oxides in order of increasing acidity:CO2, CaO, Al2O3, SO3, SiO2, P2O5.

A: To arrange the above oxides in the increasing order of acidity, a thumbrule to remember is: The more…

Q: Write the equation for the reaction of:(a) Iron with steam(b) Calcium with water(c) Potassium with…

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Q: equilibrium reactions and equations

A: Precipitation reactions occur when cations and anions in aqueous solution combine to form an…

Q: Baking powder contains sodium bicarbonate plus an acidic salt like sodium acid tartrate or calcium…

A: Please find your solution below : Baking powder is a mixture of sodium bicarbonate (NaHCO3), other…

Q: Titanium (IV) exists in aqueous solution but not as the Ti4+(aq) ion. Suggest the identity of the…

A: Titanium exhibits +2, +3 and +4 oxidation states. It is extracted from an ore which consist of…

Q: What does it mean to say that mercury(II) halides are weak electrolytes?

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Q: Complete and balance the following redox reaction in acidic solution 103 (aq) + PO3 (aq) → 10 (aq) +…

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Q: What are the fundamental prerequisite of the Sarbanes Oxley act and how it is beneficial to…

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Q: Explain the differences in chemical and physical properties of metals and nonmetals, including the…

A: Metals are placed on the left-hand side of the periodic table, and non-metals on the right-hand side…

Q: Write the net ionic equation for the reaction of magnesium with nitric acid. Include phrases

A: When magnesium reacts with very dilute nitric acid, it forms magnesium nitrate and hydrogen gas is…

Q: products

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Q: Write the balanced NET ionic equation for the reaction when aqueous KBr and aqueous A9C2H3O2 are…

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Q: Write the chemical equation involved in the preparation and standardization of silver nitrate

A: Silver nitrate AgNO3 is a very common inorganic compound. Here we have to write the chemical…

Q: Write the chemical formula for tellurium hexaiodide

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Q: Which is an industrial reducing agent frequently used to reduce iron from its ore? O Oxygen O…

A: Answer: Iron is found in nature in form of oxide ores. During the reduction process we take off this…

Q: what is the pH of an aqueous solution of 25.0 mM HClO2 ? given pKa= 1.96

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Q: Would you expect technetium(II) oxide, TcO, to react more readily with HBr(aq) or NaOH(aq)

A: technetium(II) oxide, TcO being a metal oxide is basic in nature. Therefore, it will react more…

Q: Write the chemical formula for manganese(IV) chromate

A: Given, a chemical name of compound manganese(IV) chromate.we are asked to write the chemical formlua…

Q: Outline the principles of refining of metals by the following methods :(i) Distillation(ii) Zone…

A: (i) Distillation: Zinc and Mercury have an extremely low boiling point. So on heating them they very…

Q: Give the analysis of group 3 cations , explain the introduction.

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Q: How many grams of silver metal are produced from Ag⁺(aq) in 5.25 h with a current of 3.50 A? (F =…

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Q: Predict the products of the following reaction and balance the equation: __Na2SO3(aq) + __HCl…

A: Balance Chemical equation means no of atoms,ions should be equaal in both side reactant and product…

Q: Given the following reactions: 3C = D K= 8.33 x 104 D= 3A + 3B K= 5.33 x 102 Calculate the value of…

A: Answer: Equilibrium constant is the ratio of active masses of products and active masses of…

Q: Cr20, + 14H* (aq) + 12e¯ → 2Cr(s) + 7H20 (aq) a) How many hours would it take to completely convert…

A: Answer-a Each mole of potassium dichromate has one mole of dichromate ion, therefore moles of…

Q: What is the process of oxidation and use gallium to illustrate it?

A: defination of oxidation- oxidation reactions is defined as, 1. Oxidation was defined as the loss of…

Q: Which alkali metal ion has maximum ionic mobility in aqueous solution?

A: The capability of ions to move upon the effect of electric field through a medium is termed as ionic…

Q: Why does the reactivity of the alkali metals decrease from cesium to lithium?

A: The alkali earth metal include: Li, Na, K, Rb and Cs. They have a valence electron configuration…

Q: Calculate the solubility of Zn(OH)2(s) in 2.0 M NAOH solution. (Hint: You must take into account the…

A: Solubility  product: The solubility of a sparingly soluble salt-forming saturated solution in water…

Q: What is the role of zinc metal in the extraction of silver?

A: A separation method involving the separation of a material from a matrix is called as extraction…

Q: Explain why Eell, AGan, and K are all interrelated.

A: E0Cell is the standard emf of the cell. The reduction occurs at cathode and oxidation occurs at…

Q: Would you expect potassium perchlorate, KClO4(aq), in a concentrated acidic solution to act as an…

A: In Redox chemistry reductant is the species that donates e- to an electron receiver. Thus reducing…

Q: How many grams of silver metal are produced from Ag⁺(aq) in 5.75 h with a current of 3.50 A? (F =…

A: Consider the given information is as follows; Mass of silver metal produces =? Time = 5.75 h =…

Q: What could explain the simultaneous increases in the price of lithium and the production of lithuim.

A: Lithium is an alkali element belongs to s block of periodic table .

Q: If 4.381 g of sodium dihydrogenphosphate and 5.207 g of disodium hydrogenphosphate are dissolved in…

A: Given : Mass of sodium dihydrogenphosphate i.e NaH2PO4 = 4.381 g Mass of disodium hydrogenphosphate…

Q: A solution of potassium chloride is neutral whereas a solution of bismuth (III) chloride is quite…

A: Potassium chloride (KCl) is the salt of a strong acid, HCl and strong base, KOH. Potassium ions (K+)…

Q: Suppose 10.00 g of an alkaline earth metal reacts with 10.0 L of water to produce 6.10 L of hydrogen…

A: The reaction of alkaline earth metal, X and water – X + 2H2O →XOH2 + H2

Q: What are the products and balanced equation of aqueous solutions of ferrous sulfate and ammonium…

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Q: xplain the classification of oxides as basic, acid, amphoteric and neutral. how can we predict…

A: Oxides can be classified as acidic, basic, neutral, and amphoteric. Acidic oxides: Oxides that react…

Q: Compare and contrast the chemistry of group 1 elements with that of group 2 on the basis of the…

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Q: Calculate the pH of a 0.0325 M hypochlorous acid solution. [ K, = 3.0 x 10-8]. %3D O 9.49 O 4.51 O…

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Q: Calculate the pH of a 0.67 M solution of sodium nitrite (NANO,). K, (HNO2) =4.6 x 104 8.58 8.01 9.56…

A: pH of 0.67 M NaNO2 solution ( Ka of HNO2 = 4.6 X 10-4 )    First, write the equation for the…

Q: What is the pH of a 2.3 M solution of HClO4?

A: Since HClO4 is a strong acid hence it will dissociate completely producing H+ ions in solution  The…