You are given a standard with a concentration of 10 ppm. You are to create 5 different samples, all measuring 100 mL, containing different amounts of standard. How do I solve for the final concentration in ppm for each of the samples? Volume of standard Volume of water Total volume Final concentration in ppm 10 90 100   20 80 100   30 70 100   40 60 100   50 50 100

Q: 3. Show the three step reaction for the preparation of an acid anhydride.

A: There are many methods for the preparation of acid anhydride.  One of the method is : Acid ; on…

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Q: Give the sign of ΔS in the following reactions: a. NH4SO3 (s) ⟶ N2O (g) + 2H2O (l) b. C3H8 (g) + 5O2…

A: Entropy (S) :-  Entropy is a measure of randomness or disorderness of particles present in the…

Q: what is the term symbol for the ground state of O2-

A: Given that, ion = O2- Term symbol for the ground state = ?

Q: A) 6B B) IB Q11) Let y fi+ cf where fi and f; are orthonormal functions. For y to be normalized,…

A: Here we are required to find the value of c so that given wavefunction is normalized.

Q: aqueous hydrochloric acid is reacted with aqueous sodium sulfite

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Q: он CH2 H,C +A, B> H,C „CH KMO, CHs 2. 3. UV or heat D.

A: KMnO4 use for oxidation

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Q: V. OWLV2 | Online teaching and leaX takeCovalentActivity.do?locator3Dassignment-take Update ロ * 。…

A: Anode reaction (oxidation)  Hg(l) -----> Hg2+ +2e-       E°ox = -0.92 v Cathode reaction…

Q: A Weather ballon is filled with 1.1 L of helium at 21 degrees celcius and 0.50 atm. what volume does…

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Q: Explain why the equation shows that the system is at ewui

A: The answer is as follows:

Q: CH3 1 mole Br, 5. Hc F (Show stereochemistry of product) 6. CH;CH;C=CCH;CH; + H;O (with H;SO, as…

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Q: Al + 02 → Al203

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Q: Which sequence below represents the proper order of increasing bond strength? Select one:

A: Correct Option : C Triple>Double>Single

Q: (E,E) 3,5-0ctadiene

A: Detail description is given below

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Q: What is the hydroxide ion concentration in a solution that has a pOH of 5.70?

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Q: Lithium has two isotopes lithium-7 and lithium-6.its relative atomic mass is 6.9.

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Q: Calculate Eº for the process PbI6) + e- → (s) + e > Pbs) + 21,

A: Given reaction is :  PbI2 + e- <---------> Pb (s) + 2I2  Find standard cell potential = E0 = ?…

Q: Will the following reaction occur as written? HO, `NH H2N cat. H2SO4

A: Amides are inactive towards nucleophilic attack as electrophilicity is very low at carbonyl carbon…

Q: Consider the table below: The reaction is: 2FCI + H2- F2 + 2HCI Which gives the following data:…

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Q: но. 1. HO 2. 3.

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

Q: What is the molarity of a solution in which 7.1 g of sodium sulfate is dissolved in enough water to…

A: Weight of sodium sulfate = 7.1 gm Volume = 100 ml = 0.100 L (1L = 1000 ml)

Q: Identify the compounds (reactants or products) corresponding to each letter. If there are several…

A: Here we are required to find the reagent for conversion of alkene to alcohol

Q: Explanation on how chemical effects (for example, the conjugation of C=O with C=C double bond) alter…

A: Conjugation decreases the bond length of Bonds and hence there occurs decreases in  Wavenumbers of…

Q: 5) Below is a list of pros and cons to using aluminum cans vs. plastic bottles. Based on this list,…

A: The objective of the question is to discuss the effectiveness of material Based on the pros and cons…

Q: CH3NH2 HO,

A: Here lone pair of  N will attack at carbon of ketone so this relation is possible .

Q: Compare and contrast organic and inorganic compounds.

A: Similarities between organic and inorganic compounds :- As we can see, some molecules with carbon…

Q: H3C CH3 KMNO4 CH3

A: The  permanganate (KMnO4) oxidation of aromatic side chains, as long as there is at least one…

Q: Name the following coordination compounds: а. [Co(NH3)5Br]Br2 b. Naz[PtCl3(SCN)]

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Q: (s) NAOH EŁOH H, COOEE dietil malonato

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Q: Choose one carboxylic acid that has applications in diagnostic tests, nutrition, or pharmacology.…

A: Carboxylic and their derivatives are widely used in daily life. It has uses in production of…

Q: The reagent is incorrect to produce the product below. True/False

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Q: NH2 CO2H DCC

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Q: ngven 2. A solution is 5.0 x 10s M in each of these ions: Ag* SO,? , Cl and CO32 Which precipitate…

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Q: Но CI NH HO HO НО Но НО A C D B

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Q: There is nothing wrong with the reaction below. true or false

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Q: What types of forces exist between 12 molecules? O hydrogen bonding dipole-dipole forces ion-dipole…

A: In I2 the vander waals dispersions forces exist .that is this is dipole-diploe forces

Q: To measure enthalpy of a reaction, we can use calorimetry under what condition? O constant…

A: In this question, we will see the condition for measuring enthalpy of a reaction by using…

Q: 20. A research supervisor told a chemist to make 100.0 g of chlorobenzene (C6H5CI ) from the…

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Q: 14. Determine functional groups in ibuprofen. CH3 OH CH3

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Q: 2) When a certain freon used in refrigeration was expanded adiabatically from an initial pressure of…

A: The explanation nedd hand written,not possible in type format,as some symbol not available. I think…

Q: What is the NFPA Hazard Identification System and Hazardous Materials Identification System of…

A: The answer is attached below-

Q: TRUE OR FALSE. Write T on the space provided if the statement is true. Write F if the statement is…

A: Equilibrium constant (K)    It is the ratio of concentration of product to the concentration of…

Q: A copper(II) sulfate solution of unknown concentration is placed in a colorimeter and an absorbance…

A: 1. The mathematical equation of Beer-Lambert law is: A=εcl Here, c is the concentration, A is the…

Q: но но. 6. он 1. CH,CH,CH3 .S

A: Here we to write IUPAC name of the following compounds.

Q: ОН I. I NO2

A: ->If hydroxy group (-OH) attached to benzene ring then it is called phenol.

Q: Select a statement that best describes the oxidation process. A) In the oxidation process all…

A: Oxidation is the process in which the element either remove hydrogen or the addition of oxygen in…

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.