1. If you observe a precipitate when two solutions are mixed, you can reasonably conclude that:      the solution has boiled a gas has formed a chemical reaction has occurred water has formed

Q: Why are some ionic compounds soluble in water and others are not?

A: Ionic compounds are those which are formed by the transference of electrons from one atom to another…

Q: A 500 mg sample contains FeCl3 and MgCl2. Ammonia was added to the sample to precipitate the…

A: Ammonia(NH3) being a weak base forms OH-(aq) in aqueous solution. NH3(aq)+ H2O(l)  <----->…

Q: If 0.326 g of aluminum chloride dissolved in water and the whole solution was reacted with excess…

A: Part a)  The reaction for  the given statement is: AlCl3(aq)  + 3AgNO3(s) →3AgCl (s)+…

Q: Barium carbonate is commercially important as a basis for the manufacture of other barium compounds.…

A: In its manufacture, barium sulfide is first prepared by heating the natural sulfate, barytes with…

Q: The photo shows that when a clear, colorless solution of lead nitrate is added toa clear, colorless…

A: A balanced chemical equation has the same number of atoms of each element on the either sides of the…

Q: Describe a process to individually remove ions Br-, SO42-, and S2- from a solution. Be sure to list…

A: The question is based on qualitative analysis of the and ions present. we have to carry out…

Q: Define the term precipitate?

A: The term precipitate has to be defined below.

Q: An aqueous solution of sodium hydroxide is standardized by titration with a 0.128 M solution of…

A: Concentration of hydroiodic acid=0.128M Volume of base =13.3 mL Volume of acid =15.6 mL

Q: Describe an example of novel reactivity that occurs when using ionic liquids as solvents.

A:

Q: A chemist in a quality control unit in a company works on silver halide ores. There were three…

A: Given statement is :  Options are :

Q: n a standardization experiment, 0.4920 g of primary standard sodium carbonate (Na2CO3) was exactly…

A: Balanced equation is      Na2CO3  + 2 HCl   →  2 NaCl + H2O + CO2  at complete neutralization…

Q: Describe a process to individually remove ions OH-, PO43-, and S2- from a solution. Be sure to list…

A: The question is based on qualitative analysis. we have to systematically separate the given ions by…

Q: What is a nonelectrolyte? A substance that doesn't dissolve in water. A substance that dissolves in…

A: Applying definition of non electrolyte.

Q: Is acetone soluble in sodium bicarbonate? does it form a salt or solid after reacting

A: Acetone is soluble in sodium bicarbonate. It forms a salt or solid that has to be given.

Q: A 25.00 mL aliquot of concentrated hydrochloric acid (11.7 M) is added to 175.00 mL of 3.25 M…

A:

Q: Which concentration unit would be likely to be used for each situation? Making a standard NaOH (aq)…

A: Concentration units which are likely to be used for following given situations:

Q: A student dropped few pieces of marble in dilute HCI contained in a test tube. The gas evolved was…

A: SOLUTION: Step 1: Marble is chemically calcium carbonate. When dilute HCl is added to calcium…

Q: A. Solubility of Solids in Liquids Put equally small amount (1/2 teaspoon) of the substances listed…

A:

Q: A solution contains an unknown mass of dissolved silver ions. When potassium chloride is added to…

A: Let the solution contain the compound AgX. When KCl is added to the solution, the following reaction…

Q: This picture shows A) an insoluble ionic solid B) a partially soluble ionic compound C) a fully…

A: A compound is said to be soluble if it is distributed homogeneously when it is dissolved in a…

Q: 42.1 mL of 1.41 M hydroiodic acid is added to 29.3 mL of barium hydroxide, and the resulting…

A: Reactions leading to the creation of neutral salts and water are regarded as neutralization…

Q: identify a strong vs weak electrolyte in a molecular equation? Is there a chart or rule system that…

A:

Q: Hydrogen chloride gas does not conduct but when mixed with water to form hydrochloric acid, it does.…

A: According to arrhenius concept : Acidic properties are shown only when the given substance produces…

Q: What minimum mass of iron (II) nitrate must be added to 10.0ml of a 0.0699 M phosphate solution in…

A: The question is based on the concept of Reaction Stoichiometry.   limiting reagent is the reagent…

Q: The concentration of a certain sodium hydroxide solution was determined by using the solution to…

A: From the formula of molarity and reaction between given compounds we can determine the Molarity of…

Q: You are tasked with performing an experiment where you will mix solutions of lead (II) nitrate (16.4…

A: Double-displacement reaction defined as a type of chemical reaction in which the two reactants…

Q: In a solution, what are electrolytes and non-electrolytes

A: Electrolytes are those substance which ionises completely in the solution forming ions And due to…

Q: Classify these iconic compounds as soluble or insoluble in water. Sodium carbonate Lead sulphate

A: Given,Sodium carbonateLead sulphate

Q: two aqueous solutions are mixed and nothing is formed, does a chemical reaction still take place

A: When two aqueous solution are mixed and there is nothing formed on mixing these two aqueous solution…

Q: An aqueous solution of aluminum nitrate is mixed with an aqueous solution of lithium carbonate.…

A: An aqueous solution of aluminum nitrate is mixed with an aqueous solution of lithium carbonate. then…

Q: When using volumetric flask, why do we have fill it exactly on the given mark? What would be the…

A: The question is based on the concept of solutions. solution preparation is a very important task and…

Q: 21. Which of the statements about precipitation reaction is correct? A. It is a method that results…

A: In a precipitation reaction, two soluble ionic compounds react to form a new combination of ionic…

Q: For those anions that usually form soluble compounds, which cations result in the formation of…

A: From the solubility chart, we need to check the anions whose mostly all compounds are soluble but…

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: 19. A student weighs out a 4.80-g sample of aluminum bromide, transfers it to a 100-ml volumetric…

A: Molarity is defined as the number of moles per litre of the solution.

Q: we can precipitate out solid lead (II) iodide from an aqueous lead(II) nitrate solution by adding…

A: Given : Volume of lead(II) nitrate =  500. mL Molarity of lead(II) nitrate =  0.632 M  Molarity of…

Q: A student is studying the reaction between aqueous solutions of magnesium sulfate and sodium…

A: We have reaction between aqueous solutions of magnesium sulfate and sodium carbonate.  a. We have to…

Q: evaporated, leaving only solid behind? Then the beaker with the precipitate could be weighed, and…

A: In gravimetric analysis , once when the precipitate is formed , we should filter the precipitate and…

Q: Define the terms, Dissolve and Dissociation

A: Dissolving, Whenever an ionic crystal lattice breaks apart when it is dissolved in water. for…

Q: Potassium hydrogen phthalate is a solid, monoprotic acid frequently used in the laboratory to…

A: This question can be solved using moles concepts. Given data: *Molarity of KOH is 0.195 M. *Mass oh…

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: b) The solubility rules provide a qualitative assessment of what combination of ions will form a…

A: Answer:

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: A 21.25 g of a mixture of the solid salts, sodium chloride and lead II nitrate, is added to…

A: Given that - Mass of precipitation formed of PbCl2 = 11.06 g Mass of mixture, NaCl + Pb(NO3)2 =…

Q: Upon Mixing two salt solutions together a student notices that the solution becomes cloudy . After…

A: Given that: Upon Mixing two salt solutions together a student notices that the solution becomes…

Q: 1.8 g of acetic acid (CH3COOH) is dissolved in 250 mL of water tò create an acidic solution. What…

A: First of all,  we calculate the Molarity of Acetic acid solution using Following formula - Molarity…

Q: Use the References to access important values if needed for this question. A student weighs out a…

A:

Q: Define solute, solvent, and solution by describing the process of dissolving a solid in a liquid.

A: A solution is a homogenous mixture of a liquid(the solvent) with a gas or solid(the solute). In a…