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Q: What is the H+ concentration for an aqueous solution with pOH = 4.00 at 25 degrees Celsius? Express ...

A: The question is about calculating the concentration of H+ for an aqueous solution with pOH = 4.00 Gi...

Q: 3. Give the mechanism and product(s) for the reaction below . Br-Br

A: We have given the reaction of alkene with Br2 and asked for the products with mechanism The product ...

Q: (Q71) Which of the following accounts for elements in groups exhibiting similar chemical behavior? A...

A: In a periodic table, elements are arranged in a horizontal rows and vertical column. Horizontal rows...

Q: 20.0  J of heat is added to 10.00 g of gold, which is initially at 25°C. The heat capacity of gold ...

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Q: List the following solutions prepared with the same solute in order of increasing concentration: I. ...

A: The mass of solute (in gram) present in 100mL of the solution is known as the m/v percent concentrat...

Q: The molecule HCN has total valence electrons, the shape is the molecule contains triple bonds, and i...

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Q: what is the conjugate acid of HPO42-? Express your answer as a chemical formula

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Q: help me draw the products when 3-isopropylhexan-2-ol is treated with the following reagents: 4. SOC...

A: Let us do one by one each reaction. 

Q: Please answer subparts to question 4. A,B, and C   4. For each substance described below, indicate...

A: For liquid it has a volume but it does not have any shape , it takes the shape of container . 4a) A ...

Q: Calculate the pH at the equivalence point in titrating 0.078M solutions of each of the following wit...

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Q: Calculate the pH at the equivalence point in titrating 0.039 M solutions of each of the following wi...

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Q: Which of the following is/are true regarding instrumental methods of analysis? a. these methods hav...

A: Now a days conventional chemical analysis methods have very less significant due to the outbreak inv...

Q: Be sure to answer all parts.   What ammonium salt is formed when this biologically active amine is t...

A: Whenever the amine is treated with Acid it get protonated and form Alkyl Ammonium salt .

Q: Review I Constants I Periodic. Table A249x10 L sample of a solution of Cu Part A requires 3.31x10 Lo...

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Q: structure

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Q: Question 10 of 14 Submit Consider the reaction below. Predict which reaction type is likely to occur...

A: Predict the type of given reaction .

Q: an atom when an electron fell from a higher to lower level, the wavelength of the photon emitted was...

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Q: Determine the maximum amount of Sg that could be produced by reacting 67.0 g of each reagent. 8 SO2 ...

A: Consider the given information is as follows; Reaction :         8 SO2       +      16 H2S     →    ...

Q: What is the Ksp expression for PbCl2 in water? O Ksp = [Pb2*][CI ]? %3D Ksp [PÞCI2] O Ksp = [Pb²*][C...

A: The question is about writing the correct Ksp expression for Lead Chloride (PbCl2) in Water -

Q: From the following formula, calculate the quantity of Calcium carbonate required to make 1500 g of t...

A: The amount of Calcium Carbonate required to make 1500 g of the powder is = 576.92 g

Q: Order these elements from lowest to highest ionization energy | Fluorine, F | Bromine, Br 3 | lodine...

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Q: Which of the following parts of the model are best suited for predicting bond types shown above? Par...

A: Option a is correct.

Q: Try Again This is the chemical formula for methyl tert-butyl ether (the clean-fuel gasoline additive...

A: Chemical formula of methyl tert-butylether : CH3OC(CH3)3   Moles of C in methyl tert-butylether= 0.0...

Q: A RbOH solution is titrated four (4) times against potassium hydrogen phthalate (KHP; FW=204.224) sa...

A: The given data is:   Mass of KHP(g) Volume of RbOH(mL) Trial-1 0.5373  42.49  Trial-2 0.5856 ...

Q: Using the following balanced chemical equation, calculate the number of moles of N2 produced when 4....

A: Using the concept of mole, we can find moles of N2 formed-   The following procedure is shown below-

Q: Lead (II) chloride has a solubility product of 1.7 x 10° at 300 K. Its solubility will be O 5.1 x 10...

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Q: A. At STP, one mole of uranium hexafluoride (UF6, MW: 352 amu), the gas used in uranium enrichment p...

A: The ideal gas equation is: PV = nRT Here, P is the pressure, V is the volume, T is the temperature, ...

Q: The molecule CO2 has total valence electrons, the shape is the molecule contains double bonds, and i...

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Q: 115 g of nickel at 150°C was placed in 1.0 kg of water at 27.1°C. Determine the final temperature of...

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Q: A total of 4 mL of a solution containing 1,222 mg/mL of cyclohexene was titrated coulometrically. If...

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Q: Water, H2O, is produced industrially by the following reaction: 2H2(g)+O2(g) à 2H2O(l) What volume ...

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Q: [Ca?+] (M) Ecell (V) What is the concentration of Ca2+ in a water 1.00 x 10-5 sample if its cell pot...

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Q: Only do # 5 Redox reaction Write balanced net ionic equation by following the redox reaction steps

A: Here we have to write net balanced ionic equation for the redox reaction-

Q: 2. Give 3 of the allotropes of phosphorus and describe their differences (physical or structural).

A: Phosphorous has following 3 allotropes  Black phosphorus Red phosphorus   White phosphorus  As name ...

Q: Consider the series of reactions to synthesize the alum (KAl(SO4 )2 · xH2O(s)) from the introduction...

A: To calculate the moles of alum formed from the given number of moles of each reagent, we would use t...

Q: 1. Classify the following reactions as endothermic or exothermic: a. Ca(s) + Cl2(g)→ CaCl2(s) b. H2O...

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Q: Classify each of the following as an oxide, acid, base or salt. 1. Pb(ClO2)2 4. Na3PO4 2. Ca2O3 5. A...

A: Oxide is a chemical compound that contains at least on oxygen atom and other elements. An acid is a ...

Q: Order these elements from lowest to highest ionization energy 1 | Phosphorus, P 2 | Silicon, Si 3 Su...

A: Ionisation energy is the energy required to remove electron from the outermost shell of an atom.  It...

Q: Draw the major and minor products of the E2 elimination shown below. Ignore any inorganic byproducts...

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Q: 102 g of nickel at 150°C was placed in 1.0 kg of water at 26.2°C. Determine the final temperature of...

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Q: Write the reduction half-reaction for each half-cell. + V KCI(aq) Hg,Cl2(s) Pt Hg() ZNCI2(aq) Zn

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Q: Give one biological example of where shape determines function AND one non biological example. Be su...

A: Biological example -  Taking enzyme as one of the biological example. Enzymes are the molecules that...

Q: A chemist places 5.55 g of sodium carbonate in a 50 mL volumetric flask, and fills it to the mark wi...

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Q: A galvanic cell can be prepared from copper and tin. Which of the following statements is true? Cu2*...

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Q: 6 Redox reaction Write the balanced net ionic equation

A: The solution is given below - 

Q: QUESTION 2 An unknown compound B is a saturated compound having a molecular formula of C3H&O. Oxidat...

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Q: 1. Determine the mass of CaCl2·2H2O (MW 147.02 g/mole) to weigh out using a four- place analytical b...

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Q: Potassium atoms in a flame emit light as they undergo transitions from one energy level to another t...

A: Wavelength of light emitted = 405.67 nm    Color that will be visible in flame = VIOLET

Q: The heat of solution of potassium acetate (KC2H3O2) in water is -15.30 kJ/mol. If 14.40 g of KC2H3O2...

A: Given data set:  Mass of potassium acetate = 14.40 g Volume of water= 560 ml = 0.56 L Initial temper...

Q: -] Balance the

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