Which of the following is true about water?     it is a common solute in aqueous solutions its solid state has a higher density than its liquid state each molecule has one lone pair of electrons it has a high specific heat capacity

Q: A solution has a pH of 3.4, what is [H*]? 2.51 x 10-11 M 3.4 M 3.98 x 10-4 M 07M

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Q: Draw a Lewis diagram for the carboxylic acid  HCOOH

A: Formic acid have one carbon atom which is a part of carboxylic acid group

Q: Which of the following shows correct arrow placement that represents significant resonance for the…

A: the given question is based on the concept of resonance. We have to select the correct arrow…

Q: Propose mechanisms and products for the following transformations. Use the curved-arrow formalism to…

A: As per company norms, we can answer only first three

Q: CREATE A CONCEPT MAP FROM THIS PASSAGE: In this article, we will discuss polyatomic ions. The prefix…

A: 1) In polyatomic ions prefix Poly means many while in monoatomic ions mono means one. 2) Polyatomic…

Q: A 45.0 mL solution of 0.550 M Pb(NO3)2 was mixed with 50.0 mL of 0.700 M Na3PO4, resulting in the…

A: we have to calculate molecular weights, theoretical yield of product and amount of unused reactant

Q: 1. Describe Joule's experiment and the conclusion he came up with as a result.

A: Joule's experiment is change in internal energy when a gas expand isothermally (gas expand into…

Q: Kw(293 K) = 0.67 × 10-14 M² Kw(298 K) = 1.00 × 10-14 M² Kw(303 K) = 1.45 × 10-14 M² Assuming that…

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Q: What is the mean of the values 8.9, 9.0, 4.0, 7.0, and 3.0? Give your answer to the first decimal…

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Q: A 1.0-LL buffer solution initially contains 0.30 molmol of NH3NH3 (Kb=1.76×10−5)(Kb=1.76×10−5) and…

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Q: Exercise The volume of 1 mole of Helium (He) gas at different temperature values given in the…

A: Here we are required to find the volume of Helium gas at 400 K from the plot of volume vs temperaure

Q: in the presence of a common ion. Calculate the solubility of MgF2 (a) in pure water and (b) in a…

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Q: which of the following compounds the central atom uses sp3 hybridized orbitals to form bonds? Group…

A: Steric number = number of loan pair + number of bond pair  Steric number = 2 -> sp  Steric…

Q: Draw a Lewis structure for each of the components of the reaction and using bond enthalpies chart in…

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Q: Define Kinetics, Reaction rate, Rate law, Half life (t1/2) Please do it neat and clean and correctly…

A: These terms can be explained as:

Q: Which was the better leaving group, bromine or chlorine? Give a reason for your answer. Are the…

A: Better leaving group are weak base.these are the conjugate base of strong acid . bromine is large in…

Q: The initial rate of the reaction 2A+B→ C is eight times the rate constant when A=2 M and B=4 M. What…

A: Rate law expression

Q: Analysis: 1. Reconcile your prediction with your observations. Write a definition for limiting and…

A: For the given HCl and sodium bicarbonate experiment, we have to answer the following questions: 1.…

Q: Which alkene is more stable? (a) (b)

A: We have to determine the more stable alkene

Q: Write the correct IUPAC name of the following compound. * 요 ОН

A: For writing the IUPAC name first principal carbon chain is selected that is longest carbon chain…

Q: Which of the following groupings contains only representative elements?

A: S block & p elements except noble gases are collectively known as representative elements .

Q: A scuba diver 40 ft below the ocean surface inhales 80.0 mL of compressed air from a scuba tank at a…

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Q: You have 2.2 mol Xe and 2.5 mol F, but when you carry out the reaction you end up with only 0.25 mol…

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Q: Question. Determination of percent water (%H₂O) in hydrated FeSO4nH₂O is demonstrated in General…

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Q: Question number 11 Predict whether the ionic compound Ca(MnO4)2 will form an acidic, basic, or…

A: Condition of acidic, basic or neutral solution : ♧ Salt of strong acid and strong base forms a…

Q: The compoind CuNO3 is named: a) Copper (I) Nitrate b) Copper (II) Nitrate c) Copper (II) Nitrite…

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Q: Explain how spectra can be used to identify the presence of specific elements in a sample of a…

A: Please find your solution below : Spectroscopy is defined as the study of interaction of radiation…

Q: Estimate the concentrations of cadmium ion (Cd2+) at pH 1 to 14 in water using solubility product…

A: 1. For pH= 1: pH and pOH are related to each other by the following relation: pH +pOH =14pOH =…

Q: a) When ethylbromide reacts with potassium cyanide in methanol, the major product is CH3CH₂CN. Some…

A: Alkyl bromide reacts with KCN to give alkyl cyanide only a little amount of alkyl isocyanide is…

Q: How many moles of HCl are in 1.5L of a 0.50M solution?     0.33 moles     3.0 moles     0.75…

A: According to the question we have, The volume of the HCl solution is given by = 1.5 L The molarity…

Q: What is the volume, in liters, of 4.00 moles of methane gas, CH4, at 17 °C and 1.30 atm? Express…

A: Ideal gas equation: The temperature, pressure, volume, and mole of the gas are related by the ideal…

Q: Propose mechanisms and products for the following transformations. Use the curved-arrow formalism to…

A: For this given reaction now we have to find out the mechanistic pathway as follows

Q: Consider the following half-reaction: AsH3 +_ H₂O → H3ASO3 + ? H*+_e. When this half- equation is…

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Q: A concentration cell consisting of two hydrogen electrodes (PH₂ = 1atm), where the cathode is a…

A: The given reaction are simple concentration cell where the anode and cathode solution differing in…

Q: 1. What is an enzyme? 2. What is the function of an enzyme? 3. Which graph would represent enzyme…

A: This chapter is from Biochemistry. As per Bartleby guideline I can provide answers for first 3…

Q: t 1000K, Kp = 0.297 for the decomposition of sulfure trioxide.  A reaction vessel initially contains…

A: We will first write the balanced reaction. and since it is given 20% of sulfur trioxide remains…

Q: On the square, indicate the number of sites of unsaturation of the following molecules, show  your…

A: The number of sites of unsaturation or double bond equivalence (DBE) is indicates the unsaturation…

Q: Choose the resonance structure that results from the arrow pushing scheme below: O-H سفه مان 0- نی…

A: Whenever for a molecule we can write two or more Lewis structures which differ in the position of…

Q: 3. A solution contains only these ions: silver, tin (IV), iron (III), and potassium. Prepare a flow…

A: Given that solution contains only four ions which is  1) Silver 2)tin(IV) 3)Iron(III) 4) Potassium…

Q: 1. Fifty grams of Xenon (AW = 131.293 g/mol) undergoes a reversible isothermal expansion from 1.00…

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Q: A flexible container at an initial volume of 4.11 L contains 2.51 mol of gas. More gas is then added…

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Q: What peaks would you look for in the IR spectrum that will help you distinguish between aspirin  and…

A: Different peaks due to different functional group

Q: Na₂S (aq) + ZnCl₂(aq) Total ionic: Net ionic: t 0-0 X S

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Q: What is AS for the combustion of propane? C3H8(g) +502(g) 3CO2(g) + 4H2O(g) 1 Substance C3H8(g)…

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Q: Which of the following compounds is aqueous (aq)? Use your solubility table.        A) lead(II)…

A: Given compounds:        A) lead(II) chloride        B) barium bromide        C) Iron(III) oxide…

Q: 1. Temperature (room) 2. Atmospheric Pressure 3. Density of dry air 4. Mass of flask + air + stopper…

A: Given is the data of an experiment.

Q: Ammonia is produced industrially by reacting N₂ with H₂ at elevated pressure and temperature in the…

A: Actual amount of yield= 4444.56 g  The calculation is given below:

Q: Why is it in Cm3 and not mL?

A: The answer of the given question is explained below:

Q: 1. A piece of metal "X" weighing 0.0382 g was placed in an eudiometer containing dilute aqueous HCI.…

A: The metal reacts with HCl as follows: X(s) + 2HCl(aq) →MCl2(aq) + H2(g)

Q: Information: Each spectra below was obtained from a pure compound. Mass Spectrum parent peaks (M)…

A: The 5H multiplet in proton NMR around 7 ppm is the signature peak for monosubstituted proton.