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Q: Show how I would go about the transformation pictured. Make sure and show the structures of each of ...

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Q: Methyl red has apk, of 5.0 and is red in its acid form and yellow in its basic form. Part A If sever...

A: PART A pH of this HCl solution = - log [H3O+] = -log (0.110) = 0.95pka of the indicator = 5Thus as p...

Q: For each of the following ionic compounds, identify the acid and base that reacted to form them.

A: Acid and base reacts to gives salt and water and this type of reaction is termed as neutralization r...

Q: 3 Ni(NO3)2•6H2O (s)   +    2 Na3PO4 (aq)    -->     Ni3(PO4)2 (s)    +   6 NaNO3 (aq) If 5.226 g ...

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Q: Solving reactions (Aldehydes and Ketones)

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Q: The critical point of NH3 is 132ºC and 111 atm, and the critical point of N2 is -147ºC and 34 atm. W...

A: Critical point of NH3 = 132ºC and 111 atm Critical point of N2 = -147ºC and 34 atm. 

Q: Which of the following solids will have a largely temperature independent conductivity at room tempe...

A: here GaAs and P doped Si both are semiconductors and their conductivity highly dependent on temperat...

Q: Albert Szent-Gyorgi, a pioneer in early photosynthesis research, stated, “What drives life is a litt...

A: Given:-             What drives life is a little electric current, kept up by the sunshine

Q: 18a

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Q: . Three quantum numbers are derived from Schrodinger's equation that describe the probability of fin...

A: We have to explain all the four quantum numbers 

Q: Chemistry Question

A: The given compound is an aldehyde so at the end of name "al" is used .

Q: a) What would you expect the magnitude and sign of ΔHSOLUTE, ΔHSOLVENT, and ΔHMIXING to be for CH2Cl...

A: By the estimate of the enthalpy of reaction by looking at the individual bonds involved. If we know ...

Q: Write expressions for the autoprotolysis of CH3COOH CH3NH2

A:  A proton is exchanged among two similar molecules, one that acts as a acid by releasing a proton an...

Q: A buffer that contains 0.28 M of a base, B and 0.21 M of its conjugate acid BH+, has a pH of 9.59. W...

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Q: help

A: First quarter will comes next. Waning Crescent ---> Moon ---> Waxing Crescent ---> First qu...

Q: Sub-Red Dwarf stars known as Brown Dwarfs are actually called

A: Brown dwarfs are often thought of as "stillborn" stars, as they never acquired the mass necessary to...

Q: 3 Ni(NO3)2•6H2O (s)   +    2 Na3PO4 (aq)    -->     Ni3(PO4)2 (s)    +   6 NaNO3 (aq)  If 5.226 g...

A: Mass of Ni(NO3)2•6H2O = 5.226 g  Molar mass of Ni(NO3)2•6H2O = 290.79 g/mol  Number of moles of Ni(N...

Q: A. Balance the following equations 1. SO2 + O2 2. Na + H,O Bi,S3 + HCl –→ BiCl3 + H2S SO3 NaOH + H2 ...

A: A balanced chemical reaction is the one where the number of atoms of each element is same on both re...

Q: :I-N-I: :I:

A: Correct structure of NI3  4 option will be given. 

Q: Which of the following is the correct mathematical expression to use to calculate the pH of a 0.10Ma...

A: The pH of the solution is calculated using the expression: pH=-log [H+] pOH=-log [OH-] In the given ...

Q: Please help answer the attached questions....thank you!

A: As per our community guidelines, we can only answer one question and as you haven't specified which ...

Q: Volume of Water(mL)=100mL Initial temp of water (C)= 21 C degrees Mass of metal(g)=2.9grams Final te...

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Q: For each of the following ionic compounds, identify the acid and base that reacted to form them.

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Q: I need help please ?

A: Given:-             To find the different type of solutions such as electrolyte, non-electrolyte, Sa...

Q: What is the heat of reaction, AH°, in kJ at 25°C for the reaction below? C(g) + 2H(g) + 2Br(g) > CH2...

A: By using above bond energy values we can calculate the delta Ho

Q: to identify aromatic comp e O Hexafiene

A: Azine Compound is not a cyclic Compound, according to Huckel rule and it's theory cyclic Compound mu...

Q: Lowest Electronegativity: Highest lonization Energy: Largest Atomic Radius a. F Fe Sr a. CI Ga TI a....

A: 1. Lowest electronegativity group highest electronegativity lowest electronegativity Order of ele...

Q: Wittig Reaction *PPH3 H. NANH2 H. + Br + NH, + NaBr PPH3 H. THE + Ph,PO Assign the characteristic si...

A: Wittig reaction is a C-C bond formation reaction. In this reaction a phosphorous ylide attacks a car...

Q: Write the equilibrium-constant expressions and obtain numerical values for each constant in (a) the ...

A: Equilibrium constant gives the relation between the concentration of products and reactants when the...

Q: Model Structural Formula Electron Dot Molecule CO2

A: We have to tell valence electrons in given molecule as well their electron dot structure 

Q: Calculate the concentrations of each ion present in a solution that results from mixing 42.8 mL of a...

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Q: What will be the final volume of a solution prepared by diluting 25 ml of 8.25 M sodium hydroxide to...

A: We can determine the final volume of NaOH using formula of dilution,              M1×V1=M2×V2 Where,...

Q: To measure the absorbance of Fe(SCN)2+, write a procedure (detailed in steps) to accurately determin...

A: The wavelength and intensity of electromagnetic radiation is determine by the colorimetry.

Q: The following initial rate data are for the reaction of mercury(II) chloride with oxalate ion: 2 HgC...

A: reaction is        2 HgCl2 + C2O4-2 → 2 Cl- +  Hg2Cl2  + 2 CO2  rate law is    rate α [ HgCl2 ] m  [...

Q: Enter your answer in the provided box. A 22.0-g sample of an alloy at 93.00°C is placed into 50.0 g ...

A: Answer:- This question is answered by using the simple concept of calorimetry which states that heat...

Q: Which of these is the correct lewis structure for F2? *

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Q: 12. (a)A chemical reaction has an activation energy of 12.0 kJ/mol at 298.K.  What is the fraction ...

A: Activation energy is 12 KJ/mol Temperature is 298 K We have to calculate fraction of collision that ...

Q: If the bond of an acid is weaker, the following are true EXCEPT:     lower bond enthalpy  ...

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Q: I need a graph with plots of pressure against the volumes . The graph should have a curved downward ...

A: We have to plot PVS T curve 

Q: The graph shows the four common liquids, what happens to their vapour pressure as temperature increa...

A: The equilibrium pressure of the vapor above a liquid is the vapor pressure resulting from evaporatio...

Q: Both equations please

A: The following formulas will be used here, pH= -log[H+] pH + pOH = 14 [H+][OH-]=10-14   Given, [H+] =...

Q: What type of electrophile is 1-iodo-2,4-dimethylpentane? O A. Tertiary O B. Secondary C. Methyl O D....

A: Electrophile is electron deficient chemical species, which attacks electron-rich compounds called as...

Q: A system initially at 89 oC experiences a change to a final temperature of 90 oC. Did the system exp...

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Q: Explain the separation of Fe2O3 from bauxite with equations

A: Bauxite  is the ore of  aluminum (Al) in which  iron is present in the form of Fe2O3.  At first  ore...

Q: Chemistry Question

A: The property of water makes the substances to flow or sink into it. Water allows chilli flakes, oran...

Q: Complete and balance the following redox reaction in basic solution Pb* (aq) + 10, (aq) → PbO2(s) + ...

A: Redox reaction:Redox reaction is a type of chemical reaction in which the oxidation states of atoms ...

Q: Identify the major prouct of the folowing sololsi reaction of 3bromo-1-methyiycopentene with methano...

A: The given reaction is an example of SN1 reaction in which a carbocation intermediate is formed so re...

Q: What is the correct IUPAC name for the compound shown here? CH3 H-C-CH-CH-CH2-CH,-CH2-CH3 CI

A: In this question, the IUPAC name of the below-given compound has to be determined.

Q: A solution is made by combining 1.000 ml of 0.1000 M Cd(NO)2 with.000 ml. of 1.000 M HBr and 3.000 m...

A: The equilibrium constant can be written as the ratio of concentration of products to the concentrati...

Q: Terrestrial planets evolved from leftover solar material by this process. a) Condensation  b) Fusio...

A: Dear student I have given answer to your question in the image format.

Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.