Question 1: what do you mean by calorie? Explain the units of Cal, cal and Joule. + BIVAN LEEXEE 12pt Paragraph

Q: I. Draw the open-chain form for each of the following monosaccharides. CH₂OH HO OH HOCH он HO он CH…

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Q: Br но-

A: Tertiary alkyl halides involves in SN1 or E1 reactions based in the reaction conditions. If the…

Q: t takes 52.0 J to raise the temperature of an 9.00 g piece of unknown metal from 13.0∘C to 25.0 ∘C.…

A: According to the question we have, The heat required to raise the temperature of the metal is given…

Q: 1.2 Show a detailed mechanism of the following reaction: o + R-NH₂ R + H₂O

A: Amine reacts with carbonyl compounds by nucleophilic addition reaction mechanism. The product formed…

Q: The specific heat of water is 4.18 J/(g⋅∘C). Calculate the molar heat capacity of water. Express…

A: Molar heat capacity is the amount of heat required to raise the temperature of 1 mole of substance…

Q: Ksp for PbF2 is 4.0 x10-8. If a 0.034 M NaF solution is saturated with PbF2, what is [Pb2+] in…

A: For question 17: Ksp of PbF2 = 4.0 × 10-8 We have to calculate the [Pb2+] when the solution is…

Q: Which of the following contains the highest number of atoms? A) 1 mole of helium B) 1 mole of carbon…

A: Given that ,we have 1 mole of helium,carbon and uranium each.

Q: A 4.1 M glucose solution. concentration: A folution.co osmol/L

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Q: A solution is prepared at 25 °C that is initially 0.27 M in chlorous acid (HCIO2), a weak acid with…

A: Given  [HClO2] = 0.27 M [KClO2] = 0.19 M Ka of the weak acid, HClO2 = 1.1x10-2

Q: 04 4 + ryot Br 14. For the reaction below, predict the MAJOR product th product shown. OH HC1, H₂O…

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Q: 02. A 10.00 mL sample of phosphoric acid was titrated to endpoint with a 0.2222 M NaOH solution. The…

A: Phosphoric acid reacts with sodium hydroxide to form sodium phosphate and water. The equation for…

Q: Use the graphs of the hydrogen 2s and 2p orbitals (probability density) to explain why the energy of…

A: S orbital is small in size and effective nuclear charge is greater and hence it experience more…

Q: Determine the M of [Fe(SCN)2+]std based on the amount of SCN2+ used and the total volume of the…

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Q: Predict the major product obtained when the following compound (A) is treated with Birch reduction…

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Q: Identify which compound is expected to have a lower pk, value: 1

A: Given : structure of molecules. Tip : pKa value is inversely proportional to Ka value

Q: Given are the standard reduction potentials for the following half- reactions: Mn² (aq)+2e → Mn(s)…

A: In an electrochemical cell, the anode is the electrode that releases electrons to the external…

Q: Which reaction is an oxidation-reduction reaction? OA. 2 HCl(aq) + Mg(s) -------> MgCl2(aq) + H2(g)…

A: Oxidation -Reduction reaction is also called redox reaction.

Q: What is the pH of iron(III) hydroxide in water? Ksp = 2.87E-39

A: The equilibrium reaction of iron(III)oxide in water is  Fe(OH)3⇔Fe+3+OH- Ksp is given as 2.87 x…

Q: What is the property of an atom that determines whether its interaction with another atom ranges…

A: Covalent bond: The chemical bond is formed by equal sharing of electrons between the two atoms is…

Q: Show Approach [Pb2+]: = 3

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Q: Why can you not change the subscripts on the chemical formulas in order to balance a chemical…

A: This problem is asked on the basis of balancing of chemical equations. The answer is actually given…

Q: Select the correct bond angle for each of the following central atoms:

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Q: Determine precipitation sequence (qualitative). A solution contains 0.20 M potassium sulfate and…

A: Solid lead nitrate was added slowly to a mixture of solution containing 0.20 M potassium nitrate…

Q: What concentration ratio of base to acid is necessary to get a buffer solution with a pH of 8.02 K…

A: We have to use Henderson Hasselbalch equation to calculate the ratio of base to acid.  For this we…

Q: Consider the following reaction in aqueous solution: 5Br−(??) + BrO3−(??) + 6H+(??) ⟶…

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Q: which functional groups are in C6H12O2 with it having 1 degree of saturation, and is the molecule…

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Q: Identify these elements based on their locations in the periodic table. Give the symbol, not the…

A: Periods: Periods are rows in a periodic table . The lines that are horizontal are periods.  Groups :…

Q: IR spectrum analysis of isoamyl alcohol and isoamyl acetate and acetic acid

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Q: What are the units of an amount taken as a log. For instance, we were asked to plot a standard curve…

A: "Log" of any value is constant, however we can take "log" of any positive value having any unit.

Q: Determine the mass, in grams, of 0.315 moles of Co (1 mol of Co has a mass of 58.93 g).

A: 1 mole = 6.022×1023 (Avogadro's number)  The mass of one mole of atoms of an element is called its…

Q: Use the solubility rules to determine if a precipitate forms in each of the following no precipitate…

A: Given : reactants Tip : to find net ionic equation, first dissociate aq. Solution into ions then…

Q: SO₂ Cl2 (g) = = SO2 (g) + Cl2 (g), K₂=2.91×10³ at 298 K a reaction at equilibrium, the partial…

A: Kp is the  equilibrium constant used when equilibrium concentrations are expressed in atmospheric…

Q: How many molecules are in 21.9 moles of CCl₄?

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Q: 5) Sulfur (2.99 g) was burned in a constant volume calorimeter with excess O₂(g). The temperature…

A: Here 2.99 g of sulphur  (S8) is combusted  in a bomb calorimeter  containing 845 g water so that the…

Q: ▼ Part C ▾ Calculate the Ki, value for CH₂CH(OH)COO Express your answer numerically to two…

A: The relation between Ka and Kb values are- Ka×Kb=Kw= 1.0×10-14

Q: A volume of 125 mL of H2O is initially at room temperature (22.00 ∘C). A chilled steel rod at 2.00…

A: Volume of water = 125 mL Initial temperature of water (T1,water) = 22.00 °C Final temperature of…

Q: For the reaction: 2 A (g) + B (s) ⇌ 2 C (s) + D (g) At 298 K in a 10.0 L vessel, the equilibrium…

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Q: What is [H3O+] in a 0.008650 M solution of perchloric acid?

A: Perchloric acid is a strong acid which completely dissociates in aqueous solution.

Q: Consider this equilibrium NH3(g) + 94 kJ N₂(g) + H₂(g) The equilibrium law expression for the…

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Q: Define the reducible representation for the vibrational modes for the P-Br stretches. Note if they…

A: Point group is D3h. D3h E 2C3 3C2 σh 2S3 3σv     A'1 1 1 1 1 1 1   x2 + y2, z2 A'2 1 1 -1 1 1…

Q: Complete the following table, which lists information about the measured acid dissociation constants…

A: According to Arrhenius concept, an acid is a substance i.e. when dissolved in water gives H+ ions .…

Q: A radio station's channel, such as 100.7 FM or 92.3 FM, is actually its frequency in megahertz…

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Q: 1. Draw the open-chain form for each of the following monosaccharides.

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Q: What does this graph shows? a. Label axis. b. Describe functions (in math and English). c. What is…

A: For the given question, we have to: a. Label the axis b. Describe functions c.Mark the physically…

Q: If you look at the picture i uploaded with this question, youll see that thats the answer I have but…

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Q: Consider the reaction NH3(aq) + H₂O(2) = NH4+ (aq) + OH(aq). Kb for NH3 is 1.8 x 10-5 at 25°C. What…

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Q: Br: e.. : OH E2 Reaction

A: The given reaction is proceed by E2 elimination reaction in which H and Br are in antiperiplanar…

Q: 2. A system at equilibrium means the concentration of reactants is equal to the concentration of…

A: The given statement is False . Because

Q: QUESTION 27 Consider the reaction NH3(aq) + H₂O() = NH4+ (aq) + OH(aq). Kb for NH3 is 1.8 x 10-5 at…

A: Kb is base dissociation constants and Ka is acid dissociation constants

Q: 21. cal of heat is added to 14.5 g each of sodium chloride and ethanol at 13. C, what is the final…

A: Given, Heat added = 21 cal