hat is the Importance and uses ,Synthesis methods,Purification methods of cobalt(II) sulphate (CoSO4.7H2O)

Q: ) Determine the enthalpy change for this reaction:  2NaOH(s)+CO2(g)→Na2CO3(s)+H2O(l)

A: Given : We have predict the enthalpy change for the given reaction: 2NaOH(s)+CO2(g)→Na2CO3(s)+H2O(l)

Q: The deep blue compound Cu(NH3)4SO4 is made by the reaction of copper(II) sulfate and ammonia.

A: To solve this problem we have to use the Stoichiometry of balanced chemical equation .  First we…

Q: Carbon dioxide is removed from the atmosphere of spacecapsules by reaction with a solid metal…

A: a) The balanced reaction of LiOH with CO2 is as follows: Molar mass of LiOH is 23.95 g/mol Molar…

Q: Calculate the molarity of NO3-(aq) ions in a solution containing 2.89 grams of scandium nitrate…

A:

Q: Kaolin is a clay material that is a phyllosilicate. Use charge balancing to determine how many…

A: In a compound every element will be in certain charged state. Sum of all the charged determines over…

Q: If solutions of Na2SO4 and Ca(NO3)2 were mixed, would a solid be expected to form? O a. yes O b. no

A: • We need to determine whether a solid is formed or not when solution of Na2SO4 and Ca(NO3)2 is…

Q: СІО, + Ca(CIO,), Са(ОН), H.O 4) +

A: balance the chemical equation

Q: The earliest Earth had an atmosphere loaded with CO2 in an intense greenhouse climate. Explain where…

A: Carbon dioxide is a colourless substance with a density nearly 53 per cent greater than that of dry…

Q: 7) Would an aqueous solution of MGB12 contain ions? If so, how many ions would occur per formula…

A: MgBr2 is an ionic solid. It has aqueous solubility.

Q: Synthesis and purification of cobalt(II) sulphate (CoSO4.7H2O)

A: There are various methods through which Cobalt(II) sulfate heptahydrate (CoSO4. 7H2O) can be…

Q: What is the oxidation state of H in N2H4?

A: In N2H4, nitrogen is more electronegative than hydrogen. The overall charge on the compound is…

Q: U, NH, 14.) The shown reaction is an example of:

A: Li (or) Na metal in liquid ammonia is called birch reagent it is used for reduction. Alkynes upon…

Q: What ions formed when Sr(C2H3O2)2 dissociates in water are?

A: SnC2H3O22 dimociates in water as-Sn2+ + 2 C2H3O2-

Q: How many grams of aluminum hydroxide are obtained from 13.7g of aluminum sulfide?

A: Given:Mass of Aluminium sulphide = 13.7 gMolar mass of Al2S3 which is 150.16g/mol.Balanced chemical…

Q: Is a solution of mercury II ions stable or unstable in water?

A:

Q: MCQ 102: In chlorination of water, reactive oxygen atoms are produced by A. Cl, + H,O B. H,CO, С.…

A: Cl2 and H2O reacts to form oxygen and hydrochloric acid. In presence of sunlight the reaction occurs…

Q: Calculate the percentage (%) of C and O in C5H10N2O3

A: Mass percentage of an element= (mass of element in one mole of compound/mass of compound)×100 Given…

Q: What is the formula of a compound that contains Mn2+ and CIO3 ions?

A: Write formula of compound--

Q: . The reaction, 3Cl CiOlag) + 2C1ag) is ar example of: (a) Oxidation reaction (b) Reduction reaction…

A: Introduction: A redox reaction in which a same element present in a particular compound in a…

Q: What is efflorescence? Give an example?

A: The structure of chemical compound can be represented as structural formula. A structural formula…

Q: Write a balanced equation for the reaction of aqueous sodium carbonate 1Na2CO32 with aqueous nitric…

A: A chemical equation is the valid expression in the form of symbols and formulas of a chemical…

Q: What are greenhouse gases? Why is CO2 a greenhouse gas while N2 is not?

A: The gases which absorbs the radiation energy in infrared region coming from the sun in atmosphere…

Q: What mass of gaseous carbon dioxide can be absorbed by 1.00 kg of lithium hydroxide?

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want…

Q: Write balanced chemical equations for the following reactions:(a) sodium oxide added to water(b)…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Use heat of formation data from Appendix E to calculate the change in the standard heat of reaction…

A: Given reaction is : ClO2 (g) + O (g) ⟶ ClO (g) + O2 (g) Calculate the change in the standard heat of…

Q: Is Cobalt (s) able to react with water (either at room temperature or heated)?

A: cobalt is a transition element of d- block,  it have moderate reactivity, it can react with acids…

Q: Explain why sulfuric acid, H2SO4, which is a covalent molecule, dissolves in water and produces a…

A: When sulfuric acid is brought in contact with water, it starts behaving as a Bronsted–Lowry acid. It…

Q: How many coulomb will it take to plate out 11.2 g of Fe from a solution of FeCl2?

A:

Q: What is the Lewis structure for SiO32- ?

A: Lewis dot Structure is a very simplified representation of the valence shell electrons in a…

Q: What is the mass percent of phosphorus in P5O2?

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Q: What is the oxidation state of X in XgO] -2 O -1 03 01 O 2

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Q: (i) Interhalogen compounds are more reactive than halogens exceptF2. Why?(ii) Give one important use…

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Q: Having difficulty with writing balanced chemical reaction

A: Balanced chemical equation is defined as a chemical equation in which the product side and the…

Q: 5) H* HO, = ? OH

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Q: The standard enthalpy change for the following reaction is 940 kJ at 298 K. TiO,(s) Ti(s) +02(g) AH°…

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Q: What is the lewis structure for SiO2?

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Q: How many grams of Ag2CrO4 can be produced from 1.200g of AgNO3?

A: Given, amount of AgNO3 =1.200 gramwe are asked to calculate the  amount of Ag2CrO4 produced from…

Q: Write the chemical formula for cesium acetate

A: The given compound is cesium acetate. It is an ionic compound formed between cesium and acetate ion.…

Q: (a) Write chemical equations to show what happens when each of the following substances is mixed…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Explain how measuring carbon isotope (12C, 13C,14C) abundance in atmospheric CO2 provides evidence…

A: Carbon occurs predominately in three isotopic forms, C-12, C-13 and C-14. Out of these, C-12 is the…

Q: 2. Calculate the AH for the reaction: N2O4 + CO → N20 + CO2

A: Heat of reaction is defined as the amount of heat released or added during the course of a reaction…

Q: what is the mass percent of chlorine in C2Cl4F2

A: The given molecule is = C2Cl4F2 The mass percent of chlorine is =?

Q: Carbon disulfide is produced by reacting carbon with sulfur dioxide according to the equation: 5C+2…

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Q: Which of the metals (Fe, Zn, Mg) will react in an aqueous solution of AL(NO3)3 to produce aluminum…

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Group 13 Elements

In the periodic table, group 13 elements exist in the first p-block. There are six elements present in group 13, which include boron (B), aluminum (Al), gallium (Ga), indium (In), thallium (Tl), and element 113 (ununtrium, (Uut)). Group 13 elements are also designated as the boron family.