a 4.8 g sheet of magnesium was immersed in the Fe (II) sulphate solution. After some time it was noticed that the magnesium shifted 0.56 g of Fe from the solution. a) how many grams of magnesium passes from the plate into the solution b) how many grams of iron are separated from the solution

Q: Which type of redox reaction leads to each of the following? (a) An increase in the number of…

A: Which type of redox reaction leads to each of the following? (a) An increase in the number of…

Q: What mass of copper metal can be produced in a reaction between 50 mL of                 0.5 M…

A: The reaction taking place between Aluminium and copper (II) chloride is  2 Al + 3 CuCl2 -----> 2…

Q: A chemist wants to produce 12.00 g of barium sulfate by reacting a 0.600 M barium chloride solution…

A:

Q: 75.0ml of 0.085 m potassium sulfate is added to 50.0mL of 0.055M tin (II) nitrate forming a solid…

A: The balanced reaction is: In this reaction, the solid product is generated, hence the ionic…

Q: A chemist went on a trip to Zambales to obtain a sample of chalcocite (copper (I) sulfide), one of…

A: a) 2Cu2S+3O2→2Cu2O↓(red precipitate)+2SO2↑b) Cu2O+H2→2Cu(metallic copper)+H2O Hence,  2 moles of…

Q: a 50.00 ml sample of a solution containing Fe2+ requires 36.43 ml of a 0.025m KMno4 solution for…

A:

Q: If a student weighed out 0.752 g of sodium oxalate unknown and it takes 22.79 mL of permanganate…

A: Since the moles of potassium permanganate required will be proportional to the moles of sodium…

Q: How many amperes are required to deposit 0.176 grams of zinc metal in 472 seconds, from a solution…

A:

Q: How many amperes are required to deposit 0.166 grams of iron metal in 435 seconds, from a solution…

A: We have 0.166 grams Fe deposit. 435 seconds time is used . We have to calculate the current passed.…

Q: The iron content of iron ore can be determined by titration with a standard KMNO4 solution. The iron…

A: Given that:  Molarity of KMnO4 = 0.0422M Volume of KMnO4 required = 43.89ml = 43.89ml×1L/1000ml =…

Q: 2Cr(OH)3 + 3CI→2Cr+ 3CIO+ 3H2O In the above reaction, the oxidation state of chromium changes from |…

A: Given equation: 2Cr(OH)3 + 3Cl- → 2Cr + 3ClO- + 3H2O We have to find how the oxidation state of…

Q: Does a double replacement reaction requires that a precipitate be formed or a gas be produced?

A: A double displacement reaction is the reaction between two ionic compounds dissolved in water. The…

Q: What is the oxidation number of Cu in Cu(s)?

A: Given a Cu(s) atom. Calculate the cu (s) oxidation state

Q: N2H4+ CIO"+ H2O CI+2NH,OH In the above reaction, the oxidation state of chlorine changes from to How…

A: This is the oxidation-reduction reaction. N2H4 converts to NH2OH and ClO- converts to Cl-

Q: Barium can be analyzed by precipitating it as Bas04 and sample of a barium compound was treated with…

A: In the given  reaction  Barium compound is treated with excess of sulphuric acid. In the given…

Q: The iron content of iron ore can be determined by titration with standard KMNO, solution. The iron…

A: We know that Molarity = number of moles of solute / volume of the solution in L Given that Molarity…

Q: Which of the following metals would react with a solution of lithium nitrate? a. calcium b. zinc d.…

A: Out of the given metals which one will react with Lithium nitrate.

Q: A strip of aluminium is placed into a test-tube containing aqueous lead(II) nitrate and left for…

A: The oxidation number represents the number of electrons gain or loses by an element to become…

Q: N,H4 + CIO"+ H,0 CI + 2NH2OH In the above reaction, the oxidation state of chlorine changes from to…

A: In the given reaction: The oxidation number of Cl in ClO-: Let the oxidation number of Cl is y, then…

Q: NO, + Ni+ 3H+. →Ni²+ + HNO2+ H,0 In the above reaction, the oxidation state of nitrogen changes from…

A: The oxidation half and the reduction half reaction for the given reaction is shown in equation (1)…

Q: The iron content of iron ore can be determined by titration with standard KMnO4 solution. The iron…

A: The expression for molar concentration: Molarity=number of moles of soluteVolume of solution (in…

Q: How many amperes are required to deposit 0.270 grams of iron metal in 466 seconds, from a solution…

A: a) given,

Q: With ocean-going ships, however, what is the solution in which the two metals are immersed?

A: Cathodic Protection: The method of protection given to a metal and making it to behave like a…

Q: How many amperes are required to deposit 0.226 grams of copper metal in 708 seconds, from a solution…

A: Copper  Mass (m) = 0.226 g Molar mass (W) = 63.54 g/mol Current (I) =  ? ( In ampere ) Time = (t) =…

Q: A standardized 0.83 M solution of KMnO4 is titrated against a 16 mL sample of an unknown analyte…

A:

Q: 8.00 gram mixture of copper (II) sulfide and iron (II) sulfide reacted with

A:

Q: 1) Why is hydrochloric acid not used directly in a reaction with copper metal to produce CuCl,? if…

A: Given : Laboratory preparation of Copper (I) Chloride :

Q: Consider two solutions containing Mn+, upon application of the same amount of charge weight of solid…

A: We have the same metal, M in both cases, only the charge is different for the two different…

Q: How many amperes are required to deposit 0.120 grams of iron metal in 844 seconds, from a solution…

A: The amount metal deposited at the electrode is directly propotional to the amount of current passess…

Q: The iron content of iron ore can be determined by titration with standard KMnO4 solution. The iron…

A:

Q: The iron content of iron ore can be determined by titration with a standard KMnO4 solution. The iron…

A:

Q: Solution X containing 0.020 mol of iron(II) sulfate requires 22.5 mL of potassium manganate(VII) for…

A: Given, The number of moles (n)= 0.020 mol The volume of KMnO4 (V)=22.5 mL=0.0225 L

Q: In a redox reaction, which reactant is the reducing agent?

A: A redox reaction is a type of reaction in which one element gets oxidized and another element gets…

Q: What is the method of differentiation and theory of electrolytes (potassium) in a laboratory device?

A: Potassium is usually measured using an Ion-selective electrode (ISE), which converts the activity…

Q: A chemist went on a trip to Zambales to obtain a sample of chalcocite (copper (I) sulfide), one of…

A: Answer: Chalcocite is ore of copper whose formula is Cu2S.

Q: The oxidation number of chlorine in Cl2 is

A: Oxidation number is also called as a oxidation state. This oxidation state indicates the degree of…

Q: 3Clo, + 2Al+ 6H* 3CI03 + 2AI3++ 3H,0 In the above reaction, the oxidation state of chlorine changes…

A: 3ClO4-  +  2Al  +  6H+  →  3ClO3-  +  2Al3+  +  3H2O Let oxidation state of Chlorine be x, then…

Q: TRUE or FALSE. a. Some redox reactions involve only oxidation without any reduction. b. The…

A: TRUE or FALSE. a. Some redox reactions involve only oxidation without any reduction. b. The…

Q: How many amperes are required to deposit 0.114 grams of zinc metal in 366 seconds, from a solution…

A:

Q: How many amperes are required to deposit 0.173 grams of iron metal in 766 seconds, from a solution…

A: The deposition of one mole of Fe occurs as follows: Fe2+ +2e- --> Fe so, for the deposition of 1…

Q: A metal 'X' burns in air with a dazzling white flame and changes into a white powder 'Y'. The…

A: It is an example of the oxidation reaction of metal in the presence of air in order to provide metal…

Q: A chemist went on a trip to Zambales to obtain a sample of chalcocite (copper (I) sulfide), one of…

A: Metallic copper is heated in a hot plate and a different oxide of copper is formed. Here, we have to…

Q: 24. A sample of iron ore (0.2482 g) was dissolved in an excess of a dilute acid solution. All of the…

A: The reaction of Iron (II) with KMnO4 is converting it into Iron (III) Hence the reaction can be…

Q: a. Solutions of cesium phosphate and silver nitrate are mixed. b. Barium metal is added to water. c.…

A: Double displacement reactions: The reactions where both the reactive species exchange their anionic…

Q: Solution X containing 0.020 mol of iron(II) sulfate requires 22.5 mL of potassium manganate(VII) for…

A: Given: The number of moles (n) is 0.020 mol. The volume of KMnO4 (V) is 22.5 mL.  To find: Molarity…

Q: Give an examples of a redox reaction.

A:

Q: но [0]

A: Oxidation: It is defined  by saying that removal of hydrogen and addition of oxygen is called…

Q: How many amperes are required to deposit 0.155 grams of manganese metal in 248 seconds, from a…

A: The amount of a metal deposited depends upon the charge of the metal ion. Molar mass of manganese is…