2.185 of Mass of sodium carbonate used: 2.123 g Mass of calcium chloride used: 7. Calculate the mass of precipitate formed in terms of the mass of sodium carbonate used by you: 8 Galculate the mass of precipitate formed in terms of the mass of calcium chloride used by you:

Q: 13-6. Titration of 0.2121 g pure Na2C2O4 (134.00 g/mol) required 43.31 mL KMNO4. What is the…

A:

Q: What types of intermolecular attractive forces can be found between the two molecules with the…

A: The secondary forces acting between two molecules are: Dipole - dipole interaction London dispersion…

Q: *76. Using data from Table 16.3, calculate the concentrations of Hg²+(aq), HgCl*(aq), and HgCl2(aq)…

A: We have find out concentration of Hg2+, HgCl+ and HgCl2.

Q: Calculate the energy of an electron in the n = 7 level of a hydrogen atom.

A: According to the Bohr atomic model, the energy of an electron in a hydrogen atom is given by: Where…

Q: Draw the product of this Robinson annulation reaction. Ignore inorganic byproducts. KOH, CH3CH2OH…

A: In Robinson annulation first of all Michael addition reaction occur then Aldol condensation occur.

Q: It is used to deliver a small quantity of distilled water 2. Reagents whose label of containers are…

A: To write one word for the given sentences:

Q: Each box represents an aqueous solution of a weak acid, HX, and its conjugate base, X¯. Water…

A:

Q: |Assign IUPAC names to the following benzene derivatives. Br. CH,–CH3 b. CH,-CH,-CH3…

A: According to Bartlby guidelines I solve first 3 sub parts ,  you asked other sub parts in next…

Q: The undissociated base (B) is present in the greatest concentration, with the products being present…

A: Answer: This question is based on the study of relative strength of weak bases where by comparing…

Q: CTurrent Attempt in Progress The Ksp value for Al(OH)3 is 3.0 x 10-34. Part 1 You answered…

A:

Q: vo unknown elements A and Z combine to produce two ferent compounds: A,Zz and AZ. If 0.15 mol A,Z,…

A: Mass of 0.15 mol A2Z3 = 15.90 g Mass of 0.15 mol AZ2 = 9.30 g

Q: Use the table below to answer the following questions Name of acid Acetic Acid (HC2H302) Formic Acid…

A: The acids given are,

Q: In this experiment, Ag+(aq) reacts with SCN- (aq) to form a precipitate.  Adding AgNO3 (aq), which…

A: According to Le-Chatelier's principle for an equilibrium reaction if the conditions such as…

Q: Avogrado's law can be expressed as? a. V1P1 = V2P2 b. P a T c. V a n d. P/T ak

A: According to Avogadro's law under same condition of temperature and pressure, same volume of…

Q: Errors that are independent of the size of the sample being analyzed. * the sample

A: The relationship between the standard error of the mean and the standard deviation is such that, for…

Q: QUESTION 15 Use these findings to answer the question. Compound X is optically inactive and has the…

A: Reductive ozonolysis gives aldehyde and ketone as a product... But in case of oxidative ozonolysis…

Q: I Review I Constants I Periodic Table What mass of HCl can this buffer neutralize before the pH…

A: Given data :

Q: i) Complete the following reactions. Include the structure of all products or the missing reactants…

A: A. Hydrohalogenation. B. Oxidation reaction. C. Esterification reaction. D. Halogenation reaction.…

Q: 4. Suppose 5 mL of 1.5 M ethylene diamine is added to 50 mL of 0.15 M Ni solution in an identical…

A: Given: Concentration of ethylene diamine i.e. en = 1.5 M Volume of en solution taken = 5 mL = 0.005…

Q: A buffer is prepared by mixing 48.9 g of NH3 and 48.9 g of NH¼CI in 0.683 L of solution. What is the…

A: Given- Weight of NH3= 48.9 gram  Weight of NH4Cl=48.9 gram  Volume of solution =0.683 L  Weight of…

Q: gas in a container occupies a volume of 695 mL at a temperature of 82 °C. What must the temperature…

A: Given- T1=82°C=(82+273)K=355K V1=695mL V2=762mL

Q: why is magnesium hydroxicide not a good choice of solute to elevate the boiling point of water?

A: To explain: Why is magnesium hydroxide not a good choice of solute to elevate the boiling point of…

Q: . Presence of interfering contaminants in the sample is an example of this error. 2. A substance…

A: Answer- Errors in measurements-  There are different types of errors.

Q: Name of Hypothetical Crystal Crystal Structure Radius, r, in Volume, V, in cm Length of one side of…

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: What is the correct IUPAC name of the structure presented. (Follow this format “Branch-Carbon…

A: Given compound is :  Give the IUPAC name of the given compound = ?

Q: 2. If 5.0 mL of 0.010 M NaOH is added to 100 mL of the buffer in Problem 1, how much will the pH…

A:

Q: A 25.00-mL aliquot of 0.1000 M maleic acid was titrated with 0.1000 M NaOH. The pH values at the…

A: For maleic acid, pKa1 = 1.9, and pKa2 = 6.07

Q: You performed an experiment in order to determine the quantitative analysis of total aldehyde…

A: Total weight of lemon oil = 5 g Volume of 0.5 N KOH used = 2 mL To calculate the total aldehyde…

Q: The following equilibrium is established in water solutions. Write an equilibrium expression for the…

A:

Q: A reaction is found to be first-order with a rate constant of 0.0525 s–1. If the reaction initially…

A: To solve this question, use the integrated equation for first order reaction and find out the time…

Q: КоН (ag) a.) b.) c.) d.) e.)

A: Here the first base abstracts the proton from alpha carbon position and the corresponding enolate…

Q: A certain quantity of neon gas is under 1.05 atm pressure at 303k in a 10.0L vessel. How many moles…

A:

Q: Adenosine triphosphate (ATP) is a compound that provides energy for biomechanical reactions in the…

A: Given: ΔH = -20.0 KJ/mol = -20000 J/mol. And ΔS = 34.0 J/K.

Q: Calculate mass in grams of solute in: a) 450 mL of 0.164 M KNO3. b) 27.0 mL of 8.75 x 104 M benzoic…

A: We have to calculate the mass of solute in the given solutions

Q: 094/variants/1571094/take/13/ *Practice SKETCHPAD If 31.65 g of sodium chloride is added to 220.0 mL…

A:

Q: For ferricyanide determination by voltammetry, 20 mL of non-electroactive KCl solution is added to…

A: Concentration (in molars) = No of moles of solute / Volume of solution (L) Also, No of moles =…

Q: Heat reored Temperature

A: Cooling curve:

Q: 10.0 g sample of water at 20.0 °C is added to a 50.0 g sample of water at 70.0 °C. What is the final…

A: Given : We have to calculate the final temperature of water.

Q: 9.116 Lithium chloride has a solubility of 55 g of LiCl in 100. g of H;O at 25 °C. Determine if each…

A:

Q: A given sample of gas has a volume  of 5.10 L at 27 C and 640 mm Hg. It's volume and temperature are…

A: Given; values of temperature, volume and pressure

Q: QUESTION 10 What products are obtained when (R)-2-bromobutane reacts with CH 30 /CH 30H under…

A: In E1 elimination reaction zaitsev product (more substituted alkene is formed) is major product...…

Q: Part A: Find the value of the specific rate constant, k, for the data shown in the graphs in…

A: The graphs given are,

Q: Briefly identify a few characteristics of ionic bond, covalent bond, and hydrogen bonds?

A:

Q: s/1571094/take/8/ %23 * Practice Now you try! A solution is made with 23.50 g of calcium chloride,…

A:

Q: A solution is prepared by dissolving 40.00 g of MgCl2 (f.w. = 95.211 g mol–1), a non-volatile…

A: Given: Mass of MgCl2 = 40.00 g  Volume of solution = 2 L And temperature = 25 oC

Q: 3. Give the orbital label for each of the following (for ex, Is) (3, 0, 0, +½) (5, 1, 0, -). (4, 3,…

A: To find out orbitals for given quantum numbers, check the value to the respective orbital and…

Q: Draw the hydrolysis products carboxylic acid and alcohol formed when the wax is treated with aqueous…

A: Given-> Molecular formula of wax = CH3(CH2)16COO(CH2)17CH3

Q: CH;0 Br major minos major minor CH;0 Br QUESTION 3 Which of the following are chemists we have…

A: Given: The chemists which may be discussed in organic chemistry classes are:

Q: 2. Give the orbital label (for example 1s) for each set of quant. nos. mi orbital label mi orbital…

A: Given,

Q: Consider the decomposition of a metal oxide to its elements, where M represents a generic metal. 3…

A: