How much weight of silver iodide deposit can be obtained from 0.073 g magnesium iodide?

Q: A feldspar sample was analyzed. In the analysis of 0.4270-g sample, a mixture of KCl and NaCl is…

A:

Q: Determine the oxidation state for Magnesium Silicide, Mg2Si

A: Oxidation state of Mg2Si: The sum of oxidation numbers for neutral compounds must be 0.

Q: The chemical formula of the white precipitate in test for halogens using silver nitrate test * O…

A: Halogens - These are the group 17 elements of the modern periodic table.

Q: 21. Write the net ionic equation for the reaction of silver perchlorate with barium hydroxide.

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Q: Assign oxidation state to the underlined element. 2. SO2

A: Oxidation State of Sulphur in the molecule SO2

Q: When Cu(OH)2(s)is heated, copper (II) oxide and water are formed. Write a balanced equation for the…

A: Copper (II) hydroxide, Cu(OH)2(s) decompose into copper (II) oxide, and water on heated. The…

Q: The oxidation number of Cl in HClO₂ is

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Q: Write a balanced equation for the reaction Calcium reacts with iodine.

A: The chemical equation which contain same number elements on reactant side and product side is called…

Q: A mixture of xenon and fluorine was heated. A sample of the white solid that formed reacted with…

A: The reaction of Sodium hydroxide and hydrogen fluoride Acid

Q: What are the oxidation numbers of the nitrogen atoms in nitric acid

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Q: What is the net ionic equation for the reaction of calcium nitrate with sodium chloride ?

A: The given reactants are calcium nitrate, Ca(NO3)2 and sodium chloride, NaCl.  Both Ca(NO3)2 and NaCl…

Q: An impure sample of Na2SO4 weighed 1.562g. A BaSO4 precipitate from this sample weighed 2.496g.…

A: Percentage of sulphur is 13.74% .

Q: how much iron in kg would it take in excess oxygen to produce 1,679 g of rust?

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Q: A sample of 70.5 mg of potassium phosphate is added to 15.0 mL of 0.050 M silver nitrate, resulting…

A: The molecular equation for the reaction between potassium phosphate and silver nitrate is to be…

Q: Solid sodium reacts with nickel (II) bromide.

A: Solid sodium reacts with nickel (II) bromide.

Q: It is required to analyse the metal from its ore sample. Manganese (Mn) present in the ore sample…

A: The mass of the ore sample is = 2.98 g The mass of the MnSO4 precipitate is = 0.19 g The percentage…

Q: 173: Upon oxidation, barium (Ba) compounds give

A: Since we know that Ba is an alkaline earth metal which generally identify by  flame test .

Q: Write a balanced chemical equation based on the following description: solid tetraphosphorus…

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

Q: How many moles of silver chromate will be produced from 143 g of silver nitrate?

A: Number of moles of a substance is given by the ratio of mass of the substance to that of the molar…

Q: what weight of arsenic trioxide (98.73% As2O3) would be used as a sample so that 35.00 mL of 0.1 N…

A: Normality of the solution of iodine can  be calculated by the formula I=w0.04946×V Here,  I is equal…

Q: Saltpeter and Chile saltpeter are two important mineral sources for nitrogen. Calculate the mass…

A: Molar mass of saltpeter (KNO3) = 101.1032 g/molMolar mass of chile saltpeter (KNO3) = 84.9947…

Q: The amount of calcium carbonate (CaCO3; molar mass = 100.1 g mol-1) in the ore dolomite can be…

A: Theoretical yield of the product is given by: Theoretical yield of the product = Molecular mass…

Q: How many grams of. HNO3 are produced from 36.1g of AgNO3 combines with HCI

A: Given :- mass of AgNO3 = 36.1 g  To calculate :- mass of HNO3 (in g) Number of moles = mass/molar…

Q: Complete by balancing and classify the following reaction Al(metal foil)+CuCl2

A: Interpretation-  To complete by balancing and classify the following reaction of Al(metal foil ) +…

Q: Write the net ionic equation for the precipitation of copper(II) sulfide from aqueous solution:…

A: The net ionic equation is a chemical equation for a reaction that includes only those species…

Q: An impure sample of Na2SO4 weighed 1.562g. A BaSO4 precipitate from this sample weighed 2.496g.…

A:

Q: (a) Heavy fuel oils may contain sulphur and vanadium as impunties. Write a balanced chemical…

A: (a)  1) Combustion of Sulphur to produce Sulphur dioxide : 2) Oxidation of Sulphur dioxide to…

Q: Explain why solid CO2  is referred to as dry ice.

A: The rigid, incompressible objects present in the surrounding are classified as solid. The rigidity…

Q: 1. What volume of dry hydrogen would be produced under standard conditions when 0.252 g of magnesium…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: what is the appropriate way of preparing hypochlorite solution?

A: Sodium hypochlorite has a molecular formula NaOCl comprising of Na+ion and hypochlorite ion (ClO- ).…

Q: 21) By decomposition of 50g CaCOa the amount of Cao produced will be -

A: Answer 21- Mass of Ca = 40 g Mass of O = 16 g Mass of C = 12 g Mass of CaCO3 = 40+12+(3×16)=100g =1…

Q: How many grams of magnesium hydroxide would be needed to react with 6.55 g of nitric acid?

A: Given :- amount of nitric acid = 6.55 g  To calculate :- amount of magnesium hydroxide required (in…

Q: 3. Copper (II) perchlorate undergoes a double displacement reaction with ammonium phosphate. Write…

A: 3. Given that, copper (II) perchlorate undergoes a double displacement reaction with ammonium…

Q: If MgCl2·H2O is the limiting reagent with a mole amount of 0.00189 mole. What is the theoretical…

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Q: The presence of phosphorus forms this color of precipitate O white violet O yellow O green

A: generally, phosphate salts are insoluble in water and precipitated

Q: how many grams of calcium phosphate can be produced from the reaction of 3.0 L of 0.230 M calcium…

A: Moles of CaCl2 = molarity x volume of solution                          = 0.230 x 3.0…

Q: (b) A metallurgical laboratory carried out analysis of a sample in which analysis of Mn was done by…

A: The mass of the ore sample is = 3.18 g The mass of the MnSO4 precipitate is = 0.28 g The percentage…

Q: 250% Explain why KCI is an ideal salt to be used in salt bridge.

A: Dear student I have given answer to your question in the image format.

Q: Write the chemical equation that describes the dissolution of alum in water and describe how many…

A: Alum is the colorless salt of aluminum which is used in the purification of drinking water, in waste…

Q: for Copper(II)

A: When both are react with each other than it will be form the Precipitation,  You can see the…

Q: The color of the precipitate formed when phosphate ion reacts with reagent added in the test for…

A: The test for presence of phosphate ion is done by the use of reagent ammonium heptamolybdate.

Q: What are semi-conductors? Give an example?

A: Semiconductors are poorer electric conductors than metals but better conductors than non metals.…

Q: How many moles of NO, would be required to produce 2.75 moles of HNO, in the presence of excess…

A: Consider the given balanced equation is as follows; 3 NO2g   +    H2Ol   →    2 HNO3g    +  NOg…

Q: How many grams of oxygen are required to react with 2.20 g of dihydrogen sulfide?

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Q: What is the percentage by mass of sand if 15 kg is mixed to make 58 kg of concrete?

A: Mass percent of sand = (mass of sand) × 100 / (mass of sand + mass of concrete)