Trial 1 Trial 2 Trial 3 Volume of sample 10mL 10mL 10mL Volume of added 90mL 90mL 90mL distilled water Volume of sodium 9mL 9mL 9mL sulfate Weight of filter 1.06 g 1.08 g 1.07 g раper Weight of filter 35.6525 35.6565 35.2351 раper + evaporating dish+ precipitate after drying Weight of evaporating dish 34.4306 34.4325 33.9914

Q: Assume the molar masses are 67.96 g/mol and 44.01 g/mol, respectively, for LIHCO3 and CO₂. Calculate…

A: We have to calculate the minimum number of moles of LiHCO3 needed :

Q: WHAT IS THE VOLUME OF ANTACID TO MAKE 8.5 L OF A SOLUTION OF ANTACID WHICH IS 50 PERCENT BY VOLUME?

A: Volume percent :- Volume strength is the volume of a component present 100 volumes of solution. It…

Q: Write an activity to know the reaction of bases with metals.

A: For the activity to know the reaction of bases with metals. We have to required the some material…

Q: ) Molarity (5g) of NaOH dissolved in 120 ml of solution the molar is : a) 0.75M b) 1. 04M c) 1.25M…

A: Mass of NaOH = 5 g  Volume of solution = 120 mL  = 0.120 L  Molarity = ?

Q: The maximum amount of calcium phosphate that will dissolve in a 0.176 M sodium phosphate solution is…

A:

Q: Does adding water to a strong acid make it more concentrated?

A: Does adding water to a strong acid make it more concentrated?

Q: Give the name of the molecular compound and the name of the aqueous solution for each of the binary…

A: In molecular name, we first name the cation and then the anion.  Acid name is generally the common…

Q: How did the conductivity of a “weaker” weak base differ from a strong base? Why?

A: Strong bases completely dissociate into ions. Hence, they are strong electrolytes. On the other…

Q: An aqueous potassium carbonate solution is made by dissolving 5.84 moles of K2CO3 in sufficient…

A: The objective of this question is to calculate the molarity of a potassium carbonate (K2CO3)…

Q: What is the concentration of lithium ions in 0.395 M Li HPO,?

A: The volume of the solution remains constant. When Li2HPO4 dissolve, it gives rise to two moles of…

Q: Explain why salt is scattered on roads and sidewalks on a snowy day.

A: Some properties of solution depend on the amount of solute present in the solution. Those properties…

Q: a sample of calcium carbonate requires 22.50mL of 1.25MHCl to neutralize it , how many grams of…

A: Given information: Volume of the solution = 22.50 mL Concentration of the HCl solution = 1.25 M…

Q: lonic compounds that do dissolve in water dissolve to make: O ions molecules O solids nitrogen gas

A: Ionic bond :-  An electrostatic force of attraction which holds two oppositely charged ions together…

Q: b) Ph CN 1) MeLi 2) NaBH4 3) PBr3 4) Mg 5) CO₂ (dry ice)

A: Given that, a reaction sequence is shown below We have to give the final product of the above…

Q: 33.82 ml of an HNO, solution of unknown molarity requires 29,95 ml of 0.100M NaOH solution to be…

A: Let M1 is the molarity and V1 is the volume of HNO3 and M2 is the molarity and V2 is the volume of…

Q: What volume of 0.150 M NaOH is needed to neutralize 35.00mL of 0.250 M H2S

A: Given data : For NaOH --> Molarity(M1) = 0.15M  Volume(V1) =?  For H2S ----> Molarity(M2) =…

Q: What is the name of the piece of laboratory glassware needed to measure the volume of acid that is…

A: Pipette.

Q: Describe two ways to express the concentration of a solution.

A: The two ways that are used to express the concentration of a solution is Molarity and Molality.

Q: How will the concentration of ammonia solution in water change when heated?

A:

Q: The percent ionization of a weak acid in aqueous solution 8 as the concentration of the acid…

A: Given ,Weak acid in aqueous solution.Objective :To determine % ionisation and concentration of…

Q: What mass of NH4Cl must be dissolved in 100 mL of H₂O to make a 0.250 M solution?

A:

Q: Calculate the volume (mL) of NaOH needed to prepare 2.5 mol of 0.100 M solution

A:

Q: 2.37 L solution containing 1.30 mol L-1 potassium hydroxide (KOH) has been left on your bench. How…

A: Given-> Volume of KOH = 2.37L Molarity of KOH = 1.30 mole/L

Q: How many mliliter of 18.0 M H,SO, must be added to give a solution of 5.00 M H,SO, and final volume…

A: M1V1 = M2V2

Q: many ml of 2.00 M NaOH are needed to neutralize exactly 50.0 ml of 1.00 M HC1? 75.0 mL 50.0 mL 200.0…

A: The reaction of NaOH and HCl – NaOH + HCl →NaCl + H2O

Q: What is the term for the experimental method used to determine how much acid can be neutralized by a…

A: An indicator is a substance that gives a visible sign, generally by color change, of the presence or…

Q: unat is The LOH Sampe of the ina Great salt e DHIS 0,25? lale if the

A: Solution :      pH is a quantitative measure that is used for hydroxyl ion concentration.It is…

Q: A 0.261 g sample of NaHC2O4 (one acidic proton) required 17.5 mL of sodium hydroxide solution for…

A: The complete balanced Chemical Reaction is - NaHC2O4 + NaOH ----> Na3C2O4 + H2O Thus, one mole of…

Q: 3. If the solution with the pH of 2.30 had a concentration of 0.05 M, what is the percent ionized…

A: P.S.: According to the company guideline we have to answer the first question. So, please kindly…

Q: If the buret used to fill the antacid solution contained water inside, would the concentration of…

A: Titration is the quantitative analysis, where the solution in the burette is titrated with the…

Q: If the concentration of sodium ion in this average indivdual is 0.136 M, what is the mass of sodium…

A: The concentration of sodium ion is given in the average individual as 0.136 M. Here 'M' is molarity…

Q: Calculate the concentration in grams per litre of sulphuric acid whose concentration is 2m ?

A: Molality = number of moles / kg of solvent Given = 2m Molarity = number of moles / 1L number of…

Q: Which statement describes the changes that occur when salt is added to water?

A: H2O is known as water and this is universal solvent. Because water dissolve many compound than any…

Q: calculate the mass of the primary standard sodium carbonate necessary to react with 25 mL of .1 HCL

A: Given: The volume of HCl =25 mL Concentration of HCl =0.1 M To Calculate: Mass of the primary…

Q: Which symbol expresses the amount of solute by the amount of solution? Which symbol is the standard…

A: Molarity (M) : Number of moles of solute present in 1 litre of solution.   Molarity = no. of moles…

Q: Using chemical equations, show how the triprotic acid H3PO4 ionizes in water. Phases are optional.…

A: The equilibrium constant of an acid-base reaction is known as ionization constant.…

Q: What type of reaction(s) do two salts typically undergo? Explain.

A: Salts usually contain ions or in words, they are made up of ions and are generally ionic compounds.…

Q: How many grams of NaOH are required to prepare 2500ml of a 4M solution?

A: Molarity (M) is a concentration term for a solution. The molarity of a solution is defined as the…

Q: An aqueous potassium carbonate solution is made by dissolving 5.84 moles of K2CO3 in sufficient…

A: Step 1: Given: An aqueous potassium carbonate solution s made by dissolving 5.84 moles of K2​CO3​ in…

Q: Please don't provide handwritten solution ....

A: Step 1:Step 2:Step 3:Step 4:

Q: What is the concentration of potassium ions in a solution which is 0.836 M in potassium phosphate?

A: The complete dissociation reaction of K3PO4 is,

Q: Using chemical equations, show how the triprotic acid H, PO, ionizes in water. Phases are optional.…

A: The phosphoric acid H3PO4 is a triprotic acid that contains three ionizable protons. The chemical…

Q: If 0.0180 mol CaCl, is dissolved in water to make a 0.700 M solution, what is the volume of the…

A:

Q: What mass of barium hydroxide contains 0.50 moles of hydroxide ions? To buscad

A: In the given question->Moles of hydroxide ion = 0.50 molesFirst of all we should calculate moles…

Q: Calculate the number of moles of ZnCl2, in 180.0 mL of 0.330 M solution.

A: Given that, Concentration of ZnCl2 = 0.330 M Volume of ZnCl2 solution = 180.0  mL Molarity of a…