Chromium(III) hydroxide is highly insoluble in distilled water but dissolves readily in either acidic or basic solution. Briefly explain why the compound can dissolve in acidic or in basic but not in neutral solution. Write appropriate equations to support your answer.

Q: Without consulting any source other than a periodic table, what relative level of toughness would…

A: Ti -Titanium is the transition metal having atomic number 22.  Ti can loses its two electrons to…

Q: Complete and balance the following equation then write the net ionic equation. Fe(NO3)3+ K3PO4 -->

A: Complete and balanced reaction is as follows: FeNO33aq + K3PO4aq →FePO4s + 3KNO3aq

Q: Cu2+ mixed with OH- ions in water forms the blue precipitate Cu(OH)2(s). Cu2+ mixed with a small…

A: The objective of the question is to understand the chemical reactions that lead to the formation of…

Q: Which compound listed below will dissolve in carbon tetrachloride, CCl4? OHBr O NaCl O NH3 OBF3 O…

A:

Q: How can pure Mg be obtained from MgCl2?  inorganic chemistry

A: We have been asked the method of obtaining pure magnesium from magnesium chloride. Mg represent…

Q: Write the balanced equation: The presence of bromide ions in waste water from black and white…

A: We are asked to write balanced equation for detection of bromide ions by adding silver nitrate and…

Q: Consider an unknown solution. Experimental work determined that the aqueous solution contained some…

A: Concept: Red cabbage contains water soluble pigment called anthocyanin that turns bluish-green in…

Q: the concentration of lead (ii) nitrate goes down when it is mixed with potassiu

A: Why the concentration of lead (ii) nitrate goes down when it is mixed with potassium iodide

Q: cation acts as an acid.

A:

Q: equilibrium

A: According to the question, we need to write down the basic equilibrium equation for PO43- The…

Q: 1. Write a chemical reaction that describes formation of the silver image in black and white…

A:

Q: Write a chemical equation for the reaction of CO2 and limewater (Ca(OH)2). Write a physical…

A: Chemical equation is the representation of a chemical reaction, in which the reactants and products…

Q: What is the balanced chemical equation for potassium hydroxide with each of these Silver nitrate,…

A: Chemical reaction are those reaction in which two or more substance react togather to form new…

Q: Dissolved oxygen in water is essential for aquatic plants and animals but when the same water is fed…

A:

Q: Predict which test tube (A, B, or C) will glow the longest. Briefly explain your reasoning.

A: Solutions- There are three test tubes A, B, and C.

Q: HCI + Ba(OH), - O

A: We have to complete and  balance the reaction of given reactant: HCl  + Ba(OH)2 →

Q: Write the chemical formula for chromium(III) oxide

A:

Q: A mix of two oxides of two different elements located in the third period melts in water forming an…

A: We know buffer solution is the solution of weak acid with conjugate base or weak base with conjugate…

Q: Write the balanced chemical equation for this reaction in terms of AA and BB.

A:

Q: Consider the series of reactions to synthesize the alum (KAl(SO4 )2 · xH2O(s)) from the…

A: To calculate the moles of alum formed from the given number of moles of each reagent, we would use…

Q: 9.Hard water contains a greater concentration of Sodium, whereas soft water has a higher…

A: Given statement is :  Hard water contains a greater concentration of sodium, whereas soft water has…

Q: Write a balanced net ionic equation between CaCl2.2H2O and KOH

A:

Q: Describe the reaction Cu(NO3)2 (aq) + NaOH (aq)  →

A: Given  Reactant = Cu(NO3)2  and NaOH( Product  = ?

Q: What hazards are associated with lead metal? Decrease size of red blood cells. Decrease number of…

A: Lead, a versatile metal, has been utilized throughout history for various applications, ranging from…

Q: Write a balanced equation for the reaction that occurred between the calcium chloride and sodium…

A: Reaction between calcium chloride and sodium carbonate:

Q: Transition metals can act as Lewis acids. Explain.

A: Transition metals are elements that are present in middle of the periodic table. These transition…

Q: What method is used to precipitate arsenic (III) ions? Treatment with thioacetamide, acetic acid…

A: Solutions      Hence option (A) is correct answer

Q: Explain why 5% acetic acid is used as the solvent in the analysis of riboflavin and not deionized…

A: Riboflavin is vitamin B2, which helps for growth and good health. It helps to break carbohydrates,…

Q: write the balanced equation for Lead (II) Nitrate & Ammonium Acetate. What is the white precipitate…

A: The reactants given are   Lead (II) Nitrate = Pb(NO3)2  Ammonium Acetate = CH3COONH4

Q: Sodium thiosulfate pentahydrate is used in iodine-clock reactions and iodometric titration…

A: Sodium thiosulphate pentahydrate  Is the compound having sodium with thiosulphate group hand is…

Q: What is the gas produced when iron(II) sulfide is treated with a nonoxidizing acid?

A: Given: Iron(II) sulfide

Q: Copper on the left and zinc on the right. Write a description of the macroscopic observations you…

A: The question is based on the concept of electrochemistry. based on the given cell setup , we need to…

Q: Write the acidic equilibrium equation for CSHSNH.

A: Here the C5H5NH+ cation acts as an acid.

Q: Using chemical equations, show how the triprotic acid H, PO, ionizes in water. Phases are optional.…

A: Ka is the ratio of  product of concentration of products raised to their stoichiometric coefficient…

Q: Consider the equilibrium, CO2(g) + H2(g) < ---- > CO(g) + H2O(g). Calculate the equilibrium…

A: Concentration of H2O = 0.46 M Concentration of H2 = 4.54 M Concentration of CO2 = 9.54 M Kc = 0.0049