What is the justification for an oxidation number that is a fraction?

Q: How do you give your answer as coefficients separated by commas after balancing an equation?

A: Balance chemical equation :

Q: Write a balanced equation for each of the following combination reactions. (a) Copper metal is…

A: A combination reaction (also known as a synthesis reaction) is a reaction where two or more elements…

Q: How can the Molarity be calculated?

A: Molarity can be defined as the moles of solute per litre of the solution. Its unit is mol/L. It is…

Q: What is the balanced equation for Magnesium nitride is formed from is its elements?

A: Mg react with N2 to form Mg3N2

Q: What’s the percentage of lithium peroxide

A: We have Lithium peroxide (Li2O2) The atomic mass of lithium = 6.9  The atomic mass of Oxygen = 15.9…

Q: J If 286.2 g of calcium sulfate is dissolved in enough water to make 228.3 mL of solution, what is…

A:

Q: The student dissolved 1.056 g of the given powder mixture (barium chloride + magnesium chloride) in…

A:

Q: 3) A vegetable weight is 23.5631 g was found to have 0.0762 g acid-insoluble ash. What is the…

A:

Q: what is the mass of product formed in a chemical reaction

A: Given that a chemical reaction is being performed. We need to determine the mass of product formed…

Q: What is the concentration in molarity of the cations that remain in solution?

A: The net ionic reaction is Mg2+(aq) + 2OH-(aq) → Mg(OH)2(s).

Q: If 25.0 mL of silver nitrate solution reacts with excess potassium chloride solution to yield 0.842…

A: Molarity :- It is the number of moles of the solute dissolved per litreof the solution . It is…

Q: Write a balanced equation for the neutralization of nitric acid with aqueous ammonium hydroxide to…

A: A balanced equation for the neutralization of nitric acid with aqueous ammonium hydroxide to give…

Q: Complete the following: (i) A redox reaction involves the between reactants, while the…

A: The fill in the blanks are solved by using the general concepts of chemistry.

Q: What laboratory procedures can be used to prepare molar concentrations of the mixtures?

A: Molar concentration or molarity is defined as the number of moles of solute dissolved in or liter of…

Q: he limiting reactant in a chemical reaction is one that: A) has the largest molar mass (formula…

A: To find the correct option regarding limiting reagent, A) has the largest molar mass (formula…

Q: Summarize what concentration means using the terms Solute, solvent and number of particles.

A: The component that dissolves the other components of the solution into it and is mostly present is…

Q: What is an aqueous solution?

A: A solution can be defined as a homogenous mixture containing two or more substances. A solution has…

Q: Which terms are ways of describing concentration

A: Concentration can be described in the following ways(i) Molarity(ii) Molality (iii) Normality

Q: If you did not heat long enough, so that your sample was not completely anyhydrous, would your…

A: When a hydrated compound is heated, the water that is a part of that hydrated compound evaporates…

Q: For every one Baking Soda Molecule,how many carbon dioxide molecules are  generated in the reaction…

A: Banking soda (sodium hydrogen carbonate, NaHCO3 ) is a salt of a strong base (NaOH ) and a weak acid…

Q: How do you find the molar mass of a solute? What do you do with it to find the number of moles of a…

A: Explained as follows

Q: If 17.9 mL of silver nitrate solution reacts with excess potassium chloride solution to yield 0.301…

A: Molarity is used for calculation of the amount of substance present in a particular volume of…

Q: Identify the solute and solvent in an aqueous solution of salt water.

A: Solution :- A homogeneous mixture of two more components is called as solution . Solute :- A…

Q: estion 4: Fill in the blanks with the suitable concept: The process due to which chemical changes…

A: Answer: 1) Electrolysis : The process due to which chemical changes take place by passing electric…

Q: would the reported concentration of limiting reactant solution be greater than, less than, or equal…

A: In any given chemical rxn, it is the limiting reagent that determines the amount of product that is…

Q: grams

A:

Q: so whats the net ionic equation?

A: The net ionic equation is needed to be provided.

Q: A 10.000 g sample of hydrated cerium iodide CeI3∙xH2O is heated in order to drive off the water.…

A:

Q: What is the equation for the molarity of a solution?

A: Molarity is used to determine the concentration of the solution.

Q: How is a weak electrolyte different from a strong electrolyte? What types of compounds can be weak…

A: An electrolyte produce ions such as cations and anions when  dissolved  in polar solvents such as…

Q: Molarity, is the concentration of a solution expressed in terms of moles solute per liter of…

A: Given-> Weight of CuSO4 = 25.718 gm Volume = 157.5 ml = 0.157 L (1L = 1000 ml)

Q: Question 7/ Why is it necessary to cool a hot, supersaturated solution slowly during a…

A: RecrystallizationOne method for purifying solid substances is recrystallization.In hotter liquids…

Q: What is the molar mass for calcium chloride dihydrate? What is the molar mass of calcium oxalate…

A: We have to calculate the molar mass of the given compounds. The given compounds are Calcium…

Q: Write a balanced equation for the following reaction. Solid silver sulfate decomposes with heat to…

A: In Balanced chemical equation each species have equal atoms on reactent and products side.