6.022x10 23 2. How many atoms are in 0.59 moles of phosphorus?

Q: One mL of saliva was diluted to 5 mL using distilled water.A 2.00 mL aliquot was obtained and added…

A: To calculate : dilution factor.

Q: Synthesis (continued): For the final synthesis question, you need to complete the desires…

A: sodium amide deprotonate the spC-H bond followed by treating (CH3)3CCH2Br leads to disubstituted…

Q: Which weak acid/conjugate base pair would make the best buffer at PH4.0? A formic acid/ formate,…

A: The required pH of the buffer solution = 4.0  Available weak acid/conjugate base pairs are:  formic…

Q: A typical coal-fired electric generating plant will burn about 3 metric tons of coal per hour. Most…

A: Given: The equation of oxidation of sulphide ore is given as 4FeS2 (s) + 11 O2 (g) → 2 Fe2O3 (s) + 8…

Q: Limestone stalactites and stalagmites are formed in caves by the following reaction:…

A: Please find your solution below : Thermodynamics is a branch of science that deals with heat,…

Q: How can we find out how many nodes are present

A: Atom consists of sub atomic particles called electrons, protons, and electrons. In an atom, there is…

Q: 8. Using skeletal structure, draw the (E) isomer of C₂H₁4 having 5-carbons as the longest chain.…

A:

Q: 1,2-ethanediol into 1,2 ethenediol (HOCHCHOH) by removing one hydrogen atom from each carbon atom…

A: In electron geometry, lone pairs are also considered. In molecular geometry, lone pairs are not…

Q: Fluorosulfuric acid, H,SO,F Hydrofluoric acid, HF -20 Sulfuric acid, H,SO, Methanoic acid, HCOOH -10…

A: From the graph it is clear that only ammonia have ph range between 10-38. While the DMSO have ph…

Q: Which of the following is the correct IUPAC name of the following structure? O…

A: Given that, A branched skeleton chain of alkane. We have to assign nomenclature with R and S…

Q: For the balanced equation below, calculate the percentage yield of hydrogen when 5.63 g of magnesium…

A: Given balanced chemical equation is Mg(s) + 2H2O(l) ----------> Mg(OH)2 (s) + H2(g)  Mass of Mg…

Q: How many grams of xylose (C5H1005) would be in 10 liters of a 2 M solution? Show your work or…

A:

Q: 4. Arrange the following phenols in terms of increasing acidity beginning with the least acidic: ОН…

A: Phenol is acidic in nature as it can easily release H+ ion. After loss of H+ ion, there is formation…

Q: For the chemical reaction HCN(aq) + KOH(aq) — H,O(l) + KCN(aq) write the net ionic equation,…

A:

Q: the 3) Write down reactants and/or the reaction conditions, for 10 major products, or the other of…

A: The major product or the other reactant and the reaction conditions for given reaction is given…

Q: Prepare a graph showing the linear relationship between log function of molecular weight against…

A:

Q: d) + KMnO4, KOH, cold

A: we have to draw the product formed in the given reaction of alkene

Q: A 0.010 M solution of  follic acid  ( HCOOH) was prepared and PH found to be 2.38 at 25 degrees…

A:

Q: 16.9 Which of the following solutions can act as a buffer? (a) KCl/HCl, (b) KHSO4/H₂SO4, (c)…

A: 16.9 There are two types of buffer solution . They are -a. Acidic buffer : It is made up of weak…

Q: Part A What volume of a 15.0% by mass NaOH solution, which has a density of 1.116 g/mL should be…

A: 15.0 % by mass NaOH solution has a density of 1.116 g/mL were used to make 5.35 L of an NaOH…

Q: Naming the glycosidic.

A: Naming of glycosidic bond:  It is named as alpha or beta, followed by numbers that correspond to the…

Q: At -14.0 °C the concentration equilibrium constant K 4.4x10 for a certain reaction. Here are some…

A: #Part-1: Given the heat released at constant pressure = 132. kJ/mol Since heat is released, Q is…

Q: Use the relative strengths of nonmetals and metals as oxidizing and reducing agents, as indicated in…

A:

Q: M3+ ion derived from a metal in the first transition metal series has five electrons in the 3d…

A: M3+ ion derived from a metal in the first transition metal series has five electrons in the 3d…

Q: Name two INHERENT possible sources of error and how they could theoretically have impacted PERCENT…

A: Inherent errors are caused by  uncontrollable variables, which can not be defined/eliminated. they…

Q: Paragraph (c) Complete the table for the relative solubility in water of the homologous series of…

A: Given data

Q: OB (1 - 4) OB (1 - 2) Label the structures to show the monosaccharide units produced by hydrolysis…

A: In order to understand this, we first need to know the formation and breakdown of disaccharides. A…

Q: What change in color will be observed when a basic solution with phenolphthalein indicator is…

A: Basic solution was titrated with strong acid in the presence of phenolphthalein indicator. The…

Q: The table below shows the equilibrium % of product in a mixture of A, B and pressures and…

A: To predict the reaction which belongs to the data given in the question and predict whether the…

Q: The decomposition of a generic diatomic element in its standard state is represented by the equation…

A: Since X2(g) is in standard state, its Gibbs free energy is 0 i.e ∆Gf(X2, g) = 0 kJ/mol  First, we…

Q: Using the equation for a propanoic acid solution  (CH3CH2CO2H,   p?a=4.874) to calculate the…

A:

Q: Nitrous oxide (N₂O) is used as an anesthetic (laughing gas). It is a potent greenhouse gas and…

A:

Q: Classify each of these reactions. Ba(CIO,),(s)'— BaCl,(s)+3O,(g) O acid-base neutralization O…

A:

Q: Consider the acid-base nature of the salt NH4[C6H5COO], when it is dissolved in water. (1) What are…

A: The compounds which have a pH value of less than 7 are termed as acids. They release hydronium ions…

Q: Consider the carbonate (co anion. What is the central atom? Enter its chemical symbol. How many lone…

A: we have to complete the given table for the carbonate anion

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

A: Polar molecules are those in whch  there is electronegativity difference between the bonded atoms…

Q: 2. Indicate whether the solution to each of the following problems requires a qualitative analysis,…

A: Quantitative analysis: It is the analysis of the substance that mainly deals with the determination…

Q: In a constant-pressure calorimeter, 55.0 mL of 0.300 M Ba(OH)₂ was added to 55.0 mL of 0.600 M HCl.…

A: Given data :

Q: Please write (after each species) whether the following is a nucleophile or an electrophile. H CN…

A: Following  species are classified  as.

Q: The activation energy for the gas phase isomerization of cyclopropane is 272 kJ. (CH₂) 3- The rate…

A:

Q: From the reaction below, label the reactants as a Lewis base (nucleophile) or a Lewis acid…

A:

Q: Name the following compands to Br X² I Br J J

A: Naming of the compound consist of three components Prefix, Word root and suffix. At first comes…

Q: a) Which molecule has a higher electron density in the aromatic ring? Explain. H₂C O CO₂H CO₂H H₂C-N…

A: Which molecule has a higher electron density in the  aromatic ring ?

Q: For the analysis of trace metals it is necessary to prepare solutions of very low concentrations…

A:

Q: 2. Find the pH of a solution prepared by dissolving 12.43 g of tris (MW = 121.135 g/ mol) with 4.67…

A:

Q: The rate of a certain reaction with units M/s increases by a lactor of 4 when [A] doubles and…

A: Unit of rate constant can be calculated by knowing the order of reaction.

Q: Calculate the total AS when 1 mole of ice is heated from −23°C to 27°C. Take the Cp of water and ice…

A: Given , 1 mol of ice is heated from  T1=-23°C    =(-23+273)K    =250 K To temperature , T2=27°C…

Q: Propose a structure for the starting alkene or alkyne and reagents you would use to carry out the…

A: The structure of alkene and alkyne required for desired transformation is given below according to…

Q: CI est H 1. NaBH4, CH3OH 2. HCI, H₂O 1. NaBH4 (0.25 eq.), CH3OH 2. HCI, H₂O 1. NaBH4, CH3OH 2. HCI,…

A:

Q: 2. The following regimen for oral prednisone is prescribed for a patient: 50 mg/day x 10 days; 25…

A: Given data :

Mass Spectrometry

This process is an instrumental method in which a sample is changed to fast moving positive ions by electron bombardment. The charged particles vary due to their different mass to charge ratio and are estimated with the help of this difference. It is also called mass spectroscopy.