Why NaH or LiH are not used as reducing agents? What is their reactivity instead? Explain

Q: Calculate the theoretical yield and the percent yield for the reaction of aluminum and ozone…

A: Answer: This question is based on the concept of limiting reagent. Limiting reagent is the reactant…

Q: Explain why standard solutions are often prepared in the analyses of both atomic absorption and…

A: A question based on analytical process that is to be accomplished.

Q: What is the fundamental difference between a mixture of elements and a compound? elements in a…

A: Compound - when two or more atom combined together by chemical bond in fixed proportion by mass they…

Q: In the absence of H-bonding, what would you predict the boiling point of HF to be (in °C; provide…

A: A question based intermolecular forces that is to be accomplished.

Q: The triprotic form of the amino acid lysine is shown below, along with the pKa value for each…

A: Here we have to say in monoprotic form of lysine site A,B and C will be protonated or unprotonated-

Q: which statement is true for Iodide-persulfate reaction. Avate constant can be determined from…

A: The iodine -persulfate reaction is commonly known as Iodine clock reaction. The reaction is -…

Q: A sample of gas occupies 7.91 L at a pressure of 857 mmHg. Determine the new pressure (in atm) of…

A: Given, Note: 760 mmHg = 1 atm Initially Pressure (P1) = 857 mmHg = (857/760) atm =  1.12763 atm…

Q: The Ksp of Fe3(PO4)2 is 2.70⋅10−252.70⋅10-25 M. Calculate the solubility of each ion in a saturated…

A: Given data :

Q: 23. Consider the mass spectrum of hexane. Relative Intensity 100 80 8 40 20 a. b. C. 10 MS-NW-5505…

A: Since you have asked a multiple sub-part question, we will solve first 3 sub-parts for you. For…

Q: Arrange the following elements in increasing order of electronegativity. The top = lowest and the…

A: Here we are required to find the increasing order of ionization energy for set of 4 element and…

Q: A chemical substance has a specific heat of 0.881 J/g °C. If 56.7 grams of this substance is heated…

A: The amout of heat absorbed in joules is = 2.49 x 103 J

Q: What is the molar solubility (in mol/L) of Pb(OH)2 (Ksp = 5.72⋅10−16) in a solution buffered at…

A: Pb(OH)2  → Pb2+ + 2 OH-    .......... (1) Let the molar solubility of Pb(OH)2 is s M according to…

Q: If 136 g of BaCl₂ (FW 208.23 g/mol) is added to a solution containing 95.0 g of Na3PO4 (FW 163.94…

A:

Q: The following equilibrium is found at some temperature: H₂(g) + Br2(g) → 2HBr(g) Kc = 0.764 Suppose…

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Q: Predict the electron pair geometry and the molecular structure of each of the following molecules or…

A: Lewis’s structure: Lewis’s bonding theory is based on the octet rule. The Lewis structure is a…

Q: how do we identify stereogenic centers?

A: Organic compounds are the compounds that contain carbon and hydrogen atoms.We have been given four…

Q: Circle the isomers that would absorb light of the longest wavelength?

A: For molecules having conjugated system of electrons, the ground states and excited states of the…

Q: Co(NH3)6+3 (Kf = 5.0 x 1031) is more stable as compared to Ag(CN)2 (Kf = 1.0 x1021) True O False

A: The given formation constant values along with the chemical equation are: Co3+(aq) + 6NH3(aq) ⇌…

Q: Describe the basic differences between fundamental vibrations and overtones in IR spectroscopy.

A: Fundamental Vibration : Fundamental vibration occur when a vibrational mode is excited from v=0 to…

Q: Cobalt reacts with water according the equation below. When 18.22 grams of cobalt is added to an…

A: The moles of cobalt(III) oxide produced is = 0.0912 mol

Q: In a nuclear fission reaction a heavy nucleus divides to form smaller nuclei and one or more…

A: In a nuclear reaction, the total mass number and total atomic number are conserved.  Hence while…

Q: ▾ Part D I→ Xe+? Express your answer as a single isotope. Submit ΑΣΦ ▾ Part E A chemical reaction…

A: Radioactive elements continuously emits the radiations. It emits radiations such as alpha, beta and…

Q: Place the following in order of increasing atomic radius. Ge N Se Ge<N< Se Ge < Se < N ON< Ge< Se Se…

A: On moving from left to right across the period the atomic radius decreases it is because in period…

Q: What is the major product between the reaction of 2-methoxypentane and HBr reagent?

A: In the given reaction ether reacts with hydrogen bromide to form an alcohol and alkyl bromide. The…

Q: 1,5-methano[10]annulene is stable at room temperature, but [10]annulene is not stable at room…

A: This can be explained on the basis of the concept of aeromaticity and non aeromaticity. As explained…

Q: When 6.30 g sample of solid potassium hydroxide (MM= 56.11g/mol) is dissolved in 101.00 g of water…

A: Given, mass of sample of sodium potassium hydroxide = 6.30 g mass of water = 101.00 g Initial…

Q: The molar solubility of PbCl2 is 4.78⋅10−6 M.  Calculate the solubility of each ion in a saturated…

A:

Q: Insert the missing coefficients to completely balance each chemical equation. equation 1: S + 6HNO3…

A: Balanced chemical equation, balanced chemical equation can be define as the reaction in which number…

Q: A latex balloon has a volume of 3.00 L at 298 K. To what volume (in L) will the balloon expand if it…

A: Given that, a latex ballon having The initial volume is V1 = 3.00 L, The initial temperature is T1 =…

Q: 4Al(s) + 3O2(g) -> 2Al2O3(s) deltaH is -3352kj is this exo or endo!

A:

Q: Write a mechanism for the step shown below, using curved arrows to show electron redistribution.…

A:

Q: ▾ Part A For the following systems at equilibrium A: 2NOCI(g) B: H₂(g) + I2(g) = 2HI(g) classify…

A: Part A:     Following systems at equilibrium are :    A: 2NOCI(g) &lt;====&gt; 2NO(g) + Cl2(g) Here…

Q: EXTRA #1 CHALLENGE! Draw 4 Bohr Models If you chose Li for #1, then draw N or O. If you chose Na,…

A: As we go from left to right in the periodic table, the atomic radius of the atom decreases due to…

Q: Part C What is the binding energy for a chlorine-35 nucleus? Express your answer numerically in…

A: Given,  Mass of proton= 1.007276 amu, Mass of  neutron = 1.008665 amu, Mass of electron = 4.86 x10-4…

Q: A student collected conducted 6 kinetics experiments for one reaction by  holding the concentrations…

A: The rate of the reaction increases with temperature as more molecules gain enough energy to cross…

Q: Predict the products of the following reaction. If no reaction will occur, use the NO REACTION…

A: Balanced chemical equation is the equation in which number of atoms on both sides of equation are…

Q: What would be the major product of the following reaction sequence? P H+ CH3OH ? OH OCH 3 OH OH OH…

A:

Q: Biochemistry Molecular 1. How did scientists discover the genetic code? 2.Is the genetic code…

A: Question 1 --&gt; The discovery of the double helix structure of DNA by James Watson and Francis…

Q: The rule you generated in Question 14b for finding the [M]* peak on the mass spectrum of an unknown…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Butanol has the chemical formula C4H9OH.   d)    In the molecule of butanol, there are C-C bonds,…

A:

Q: Determine the energy level difference in joules for electrons in helium that results in the…

A: The relationship between energy and wavelength is expressed by the following equation: E=hcλ ... (1)…

Q: The ideal gas law (PV=nRT) describes the relationship among pressure P. volume V, temperature T, and…

A: Temperature and pressure are linearly related, and if the temperature is on the kelvin scale, then P…

Q: Which of the following is/are a strong electrolyte in a solution? O H2O Naci O KCH3COO O CH3COOH Two…

A: Elwctrolyte:   An electrolyte is a substance that dissociates in water into ions and which can carry…

Q: Glycosaminoglycans (GAGs) are heteropolysaccharides composed of repeating disaccharide units. These…

A: Answer is given below

Q: convert 540 nanogram to mg

A: Given, mass = 540 nanogram

Q: Locate the chiral centers if they exist and label with R or S nomenclature.

A:

Q: If the K, of weak base H₂X is 7.12x10, then calculate the K, of H₂X. Answer: Check If the K, of weak…

A: The relation between Ka and Kb is- Ka×Kb=Kw=1.0×10-14

Q: Boric acid/Sodium borate can be a buffer system

A: Buffer solution: a buffer is a solution which resist the change in pH when base or acid added. Two…

Q: For a reaction aA+bB cC + dD the equilibrium constant K is defined as the ratio of products to…

A:

Q: Given the frequency or wavelength, calculate the energy 6.63x10^-7 m 239 nm 2.34x10^14 Hz

A:

Group 13 Elements

In the periodic table, group 13 elements exist in the first p-block. There are six elements present in group 13, which include boron (B), aluminum (Al), gallium (Ga), indium (In), thallium (Tl), and element 113 (ununtrium, (Uut)). Group 13 elements are also designated as the boron family.