3. Assume that 2.1429 g of Cr(NO3)3 is dissolved in enough water to make 50.00 mL of solution. (a) What is the molarity of Cr(NO3)3? (b) What is the molarity of the chromium(III) cation? (c) What is the molarity of the nitrate anion? The molar mass of Cr(NO3)3 is 238.011 g/mol.

Q: Non-conjugated β,γ-unsaturated ketones, such as 3-cyclohexenone, as in acid-catalysed equilibrium…

A:

Q: How was x calculated, was quadratic or the 5% assumption used?

A: Here the value of "x" is calculated by using the quadratic equation which gives x = 0.0125 M

Q: How much heat is produced by the combustion of 4.67g of magnesium (24.30 g/mol)? Mg(s) + 1/2 O2(g)…

A: Here we have to apply mole concept, first we need to find for 1 gram Mg combustion how much energy…

Q: Kp = 0.032 for the reaction N₂(g) + 3H₂(g) → 2NH3(g) at a certain temperature. Suppose it was found…

A:

Q: hey could someone help me label all of the chiral carbons as R or S?

A: Given : structure Tip : Apply CIP rule

Q: 5. Identify the reagents you would use to achieve each of the following transformations: a. b. J d.…

A: The following reaction involves substitution where one nucleophile is being replaced by another…

Q: Various members of a class of compounds called alkenes (Chapter 11) react with hydrogen to produce a…

A:

Q: 1. Arrange these alcohols in order of increasing boiling point: 1-butanol (CH₂CH₂CH₂CH₂OH),…

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

Q: [Modified] A compound with molecular mass 427.35 g/mol was dissolved in a 5-mL volumetric flask. A…

A:

Q: Can you please solve this questions 1.What is the mass in grams of 3 moles of potassium chlorate,…

A: In this question, we have to solve both the parts.

Q: What is the major product of the following reaction? A. B. C. D. 1. Hg(OAC)₂, H₂O 2. NaBH, OH o OH…

A:

Q: student prepared a cereal sample solution using a procedure similar to that in Lab 5.  The original…

A: The linear regression equation of the calibration curve is y = 11898x - 0.0112  where y =…

Q: Use the balanced equation N2 + O2 === 2 NO. A. how many grams of NO are formed from 24.5 g of N2? B…

A: Given:  For part A :  Mass of N2 = 24.5 g  For part B :  Mass of N2 = 13.3 g

Q: Assign oxidation states to all atoms in the following: 1) SF4 2- 2) CO3²-

A: oxidation state, the total number of electrons  that an atom either gains or loses in order to form…

Q: identify which of the four arrow pushing patterns to use in the following case:

A:

Q: The activity of Ba2+ is closest to its molarity when the ionic strength is equal to what? infinity,…

A: Activity is defined as the ability of particular ion concentration in a given solution.

Q: similarly like to fill its 2s subshell. Based on the atomic structure of H and Li, which would you…

A:

Q: 2. Provide an explanation for a negative iron(III) test with eugenol.

A: Ferric Chloride test is performed to detect the presence of phenols, especially in natural extracts…

Q: Write the balanced chemical equation for the reaction shown. = NO = 0₂ = NO₂

A: To write a balanced equation  their must have equal number of  atoms of different elements in the…

Q: The major product of the following reaction is OH H₂SO4 heat

A:

Q: Solid potassium fluoride is dissolved in water in a perfect calorimeter. When 10.00 grams of…

A: In this question we have to calculate ΔHº for the reaction below KF (s) ➝ K+ (aq) + F – (aq)…

Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

A: Rules for determining the correct no. Of significant figures in answers: Rule 1. The result of an…

Q: 9. You have 0.8557 g of an unknown monoprotic acid, HA, which reacts with NaOH according to the…

A:

Q: Consider a molecule with the molecular formula of C9H3O. The IR and ¹H NMR spectra are shown below.…

A:

Q: What volume of 0.250 M Na3PO4 is required to precipitate all the lead(II) ions from 190.0 mL of…

A: Molarity is defined as number of mole of solute divide by volume of solution in liter

Q: What is the percent yield of iron if the reaction of 63.2 g of iron(III) oxide produces 14.6 g of…

A: Iron (lll) oxide formula is Fe3O4 . If it is heated it will give Iron and oxygen and it is an…

Q: A sample of krypton at 38.5 °C had a pressure of 0.710 atm. When the pressure changed to 0.851 atm…

A:

Q: Use the equation below to calculate the following: 2 NaOH(aq) + H2SO4(aq) → Na2SO4(aq) + 2 H2O(l)…

A:

Q: للد 88 80 H₂ H₂ Hs NO- Ho 100 MHz COSY of 1,3-dinitrobenzene. At the left-hand edge and at the the…

A: NMR chemical shift value of all the Hydrogens.

Q: How many moles of your excess reactant are left after 54g of lithium iodide reacts with 5.0g of…

A:

Q: Determine the molecular formula for the substance with a molar mass of about 162 g/mol and  which is…

A:

Q: THIS QUESTION MUST BE COMPLETED Solid potassium nitrate dissolves in water according to the equation…

A: Answer: Heat absorbed by the solute during dissolution would cause the decrease in temperature of…

Q: What is the theoretical yield and the % yield, if 12.0 grams of copper (II) chloride is produced…

A:

Q: You have 0.500 L of an 0.250 M acetate buffer solution (i.e. [HC₂H302] +[C₂H3O2] = 0.250 M) at pH…

A: NaOH react with acetic acid to form sodium acetate.  NaOH + HC2H3O2→NaC2H3O2 + H2O

Q: 1. (a) Write balanced molecular equations for the following potential precipitation reactions.…

A:

Q: Hi, could someone help me draw the products of these figures of SN2 reactions with 1-bromobutane?…

A: Nucleophilic substitution reaction: Nucleophilic substitution reaction is a type of organic reaction…

Q: Add curved arrows to the following polar reactions to indicate the flow of electrons in each: (a)…

A: The mechanism of given reaction can be given as:

Q: Milk of magnesia, an over-the-counter antacid liquid, is a suspension of magnesium hydroxide in…

A: Given, Mg(OH)2 + 2 HCl → MgCl2 + 2 H2O mass of Mg(OH)2 added = 1.15 g  Concentration of HCl solution…

Q: calculate the ionization energy for a hydrogen like atom with one electron and Z=5 from the ground…

A: Z = 5 Number of electrons (n)=1

Q: 4.65 molmol of LiClLiCl in 2.70 LL of solution. determine the molarity

A:

Q: alculate the molarity of the solute in the following solutions containing a. 1.25 g MgNH4PO4 in 750.…

A: Molarity is defined as number of mole solute divide by volume of solution in liter

Q: The following reaction has a rate constant of 0.760¹ at 100 for this reaction) 2N₂O2N₂O₂ .

A:

Q: Decide whether each molecule or polyatomic ion is polar or nonpolar. If the molecule or polyatomic…

A: A bond is polar when it is made of two different atoms having considerably different…

Q: 5g of NaCl is dissolved in enough water to make 250mL of solution. 25mL of this stock solution is…

A:

Q: The best definition of a chiral molecule is a molecule that has NO plane of symmetry. Sometimes,…

A:

Q: Platinum metal has a specific heat capacity of 0.133 J/g °C. A piece of Platinum metal with a mass…

A:

Q: Use standard enthalpy of formation data to calculate the overall standard enthalpy change for the…

A:

Q: Give a clear handwritten answer with explanation..give the answer only c part ?

A: c.) First we need to calculate the moles of both reactants and determine the limiting reagent.  Then…

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. She carefully weighs…

A:

Q: Which statement about RNA and DNA is incorrect? O a. The bases adenine, guanine and cytosine are…

A: Following statements will satisfy for DNA and RNA structure:-

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.