Is this reaction spontaneous? Why or why not? 1) S2O8^2- + Pb → 2SO4^2- + Pb^2+

Q: Which of the following statements is true for a standard addition plot when the x-axis is the…

A: Standard addition method is the method where matrix effects are avoided or minimized by adding that…

Q: Calculate the mass of ammonia (NH3) that contains a trillion (1.00 × 10¹2) hydrogen atoms. X Be sure…

A: Given that, an ammonia sample contains trillion (1.00×1012) of hydrogen atoms. We have to calculate…

Q: Which of the following complexes would likely have the smallest Δo energy? Group of answer choices…

A:

Q: What is the molecular formula of the alkane 2,2,4-trimethylpentane?

A: Given: name of compound. Tip :draw the structural formula

Q: What does Homogenous mean in everyday language to everyday people? Use examples to help describe…

A: Homogenous in everyday language is used to define the even distribution of the crowd, object or…

Q: Which is false about 1g 100% copper sulfate pentahydrate whose color is bright blue?

A: Copper sulfate, also known as blue vitriol, is a crystalline compound which contains water present…

Q: When Uranium-235 is bombarded with one neutron, fission occurs and the products are three neutrons,…

A: Answer:- This question is answered by using the simple concept of nuclear fission in which a heavy…

Q: Calculate the moles of Fe in 3.84x1022 atoms of Fe.

A:

Q: 1. How many grams for silver chromate will precipitate when 100.0 mL of 0.400 M silver nitrate…

A: Given equation for the reaction between silver nitrate and potassium chromate.  2 AgNO3 (aq) +…

Q: CaSO4 has Ksp = 2.4 × 10-5 and SrSO4 has a Ksp of 2.8 × 10-7 . A solution has a concentration of…

A: The ksp values helps in determination of the salt which will precipitate first as:

Q: Calculate the energy of a photon emitted when an electron in a hydrogen atom undergoes a transition…

A:

Q: Calculate the standard enthalpy change for the reaction at 25 ∘25⁢ ∘C. Standard enthalpy of…

A: Given : reaction Tip : know the standard enthalpy of formation of compounds

Q: Calculate the grams of solute in each of the following solutions: (a) 27.5 mL of 1.50 M KMnO4 (b)…

A:

Q: A radioactive element, A, with a mass of 212 and atomic number 84, emits an alpha particle and…

A: Here given element A with with a mass of 212 and atomic number 84, emits an alphaparticle and…

Q: Part 1. Calculate the percent ionization for 0.25 M weak monoprotic acid X when the solution pH is…

A: Answer:- This question is answered by using the simple concept of calculation of percent ionization…

Q: 5. Which of the following reactions depicted in the reaction coordinate diagrams will most likely…

A: From the free energy plot we can identify which reaction will most probably proceed at the fastest…

Q: Hydrogen atoms are excited by a laser to the n = 4 state and then allowed to emit. What is the…

A:

Q: For each metal discuss whether the thicyanate was N-Bound or S-Bound . Use the data to explain your…

A: How thermodynamically stable a metal complex is formed depends on the properties of the metal ions,…

Q: Tramadol is a synthetic opioid drug that acts on the central nervous system to relieve moderate to…

A:

Q: Describe the structure, bonding, and properties of this organic functional group. Predict if this…

A: The species that increase the concentration of hydrogen ions or hydronium in an aqueous solution act…

Q: Rank the basicity of the following compounds from weakest to strongest: a. CF3COO, C(F)H₂CH₂O.…

A:

Q: Write the empirical formula for at least four ionic compounds that could be formed from the…

A: An ionic compound is formed by an anion and a cation. Let us make the compounds from the given ions.

Q: A molecule with the molecular formula of C7H6O2 produces the IR spectrum shown below. Draw a…

A: IR spectra of unknown compund with C7H7O2 . Identify structure of compund?

Q: The solubility of AgCl in 0.010 M NH3 is equal to the Ksp1/2 of AgCl. True or False?

A: Answer: In this question we have to establish the fact that whether the presence of NH3 affects the…

Q: What is the pOH of 0.01 M solution of F"? O 5.35 x 10-7 O2.73 4.27 O 6.27

A:

Q: Compare acids, bases, and neutral substances in terms of their relative H+ and OH- concentrations.…

A: We have to compare acids ,bases , neutral substances in terms of their relative H+ and OH-

Q: D D Question 3 What is the formula of the conjugate base of H₂PO4? O H₂PO4 O HPO4²- O PO4³- O H₂PO4…

A:

Q: What is the pH of a solution made by combining 157 mL of 0.35 M NaC2H3O2 with 139 mL of 0.46 M…

A:

Q: Question 17 The value of Kw at body temperature (37 °C) is 2.1 x 10-14. What is neutral pH at this…

A: Given :(17) Kw = 2.1 × 10-14  Tip. = Kw = Ka × Kb

Q: Select all of the answers that describe an unstable nucleus: (this is a multiple select question,…

A: Atoms contain protons ,neutrons and electrons. Protons are positively charged particles and…

Q: indicate, with asterisks ("), all of the chirall centers in each of the following molecules. For…

A: Chiral centre are those sp3 hybridised carbon which has 4 different substituents. For maximum…

Q: 2. A lead pellet having a mass of 26.47 g at 89.98 °C was placed in a calorimeter containing 100.0…

A:

Q: Question 13 The pH of a 1.0 M benzoic acid solution i The % ionization in this situation is [Sel…

A: Given -> Molarity of benzoic acid = 1.0 M

Q: 4. What is the relationship of the following two structures? OH OH I NH A. Enantiomers B.…

A: The given problem is based on the isomerism in organic compounds.

Q: If the solution concentration of sulfate ion is 0.750 M, what is the concentration of Al2(SO4)3,…

A: Aluminium sulfate dissociates to aluminium and sulfate ions in aqueous solution. Al2(SO4)3(s)…

Q: The following two drawings are resonance structures of one compound [K But the following two…

A: Delocalisation of pi electrons leads to resonance structures.

Q: (c) ê HO- H₂C=C OH + O=C=N- CH3 CH₂CH₂CH3 N=C=O

A: Here we have to write ploymerisation reactions of the following given reactions and have to predict…

Q: Pharmaceuticals and personal care products (PPCPs) are commonly detected in treated wastewater…

A: Given,Second order kineticsHalf-life of medication carbamazepine = 260 daysInitial concentration…

Q: A student performs a reaction in which they combine iron (III) oxide with carbon. The reaction…

A: a.) Balanced reaction can be written as per given Reactants and products.  b.) To calculate the…

Q: 30. At what pH would you expect the aminoacid proline (P) to be fully protonated? pK₁ = 1.952, pK2 =…

A: #30: An acidic group remains in protonated form when pH < pKa value.  Because at low pH there is…

Q: 3. Almost all commercially available microwave ovens use radiation with a frequency of 2.45 x 10⁹…

A:

Q: draw structures for the following compounds: - cis-1-chloro-2-methylhex-3-ene -…

A: we need to the structure of the given compounds

Q: How about question 4?

A: Rollowing reacts with 1 equivalent HBr . We have to write the all possible products and mechanism…

Q: D Question 9 Which of the following compounds are amphoteric? Select all that apply. OH₂C₂O4 H₂O…

A: Since you have asked multiple questions we will solve the first question for you if you want any…

Q: For parts b and c could you please explain why there is a cis isomer formed and how to know when…

A:

Q: e) H₂C H₂C CH- -CH₂ CHIO

A:

Q: Experiment name: Kinetics of the [S208]2- (Peroxodisulfate(VI) ion) - I (lodine) reaction by the…

A: A traditional chemical clock demonstration experiment to show chemical kinetics in action is the…

Q: A reaction vessel is charged with 0.50 atm of A and 0.420 atm of B. Once the reaction reaches…

A:

Q: Determining the sodium concentration in coffee with flame atomic absorption spectroscopy (FAAS) can…

A:

Q: Nitric acid is often manufactured from the atmospheric gases nitrogen and oxygen, and hydrogen…

A: The amount of product formed in a reaction is expressed in terms of percentage known as yield of the…