A drink contains 2.80% (w/v) of vitamin C. What volume would you have to ingest to obtain 1000 mg of vitamin C?

Q: A. This compound loses a fragment very easily to form the peak at 70 m/z. What has been lost?…

A: We need to calculate: A. M+ peak at 88 m/z. B. The compound loses a fragment very easily to form the…

Q: What is the ¹H NMR chemical shift value (in ppm) of the indicated hydrogen? O 5.41 O 8.41

A: We are given with the compound triphenylmethane. We need to find the chemical shift value of the…

Q: A. Determine the M+ peak (Which m/z peak represents the M+ peak). B. Determine the chemical formula.…

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Q: Draw both chair conformers of the trans isomer of MCHM below. A ring flip B MCHM OH Which of the…

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Q: Assume that you started with 3.78g of the mixture and you recovered 1.45g of Benzoic acid and 0.34g…

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Q: At 25.0 °C, the reaction CO2(g) + H2O(l) ⇔ H+(aq) + HCO3-(aq) is at equilibrium when PCO2 = 3.50…

A: Given: PCO2 = 3.50 mbar [H2O] = 55.5 mol L-1  [H+] = 39.8 µmol L-1  [HCO3-] = 1.28 mmol L-1

Q: For the reaction below ΔH = -296 kJ per mole of SO2 formed. S(s) + O2(g) → SO2(g) (c) What quantity…

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Q: Bromination of E-Stilbene IR 3200 sample1 3200 3064.89- 3030.17- 2976.16 2800 2800 IR 2400 2400 2000…

A: (1) IR peaks at 3064.89 cm-1 and 3030.17 cm-1 are observed due to aromatic C-H stretching (sp2 C-H)…

Q: The reaction of H with tert-butyl ethyl ether would produce a.) tert-butyl iodide b.) tert-butyl…

A: The reaction of HI with tert-butyl ethyl ether would produce

Q: A. What does it mean to have the [M+2] peak at 138? B. Determine the chemical formula. Predict the…

A: If there is 1Br atom in a molecule it gives M+ and M+2 peaks with 1:1 intensity ratio because there…

Q: D. Write the multistep syntheses for the following target compound. 1 OCH₂ NH₂

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: 5. If the reaction shown below favors the formation of reactants, which is the strongest acid in the…

A: Acid is a substance which give up proton and base is a substance which can take up proton. A strong…

Q: Consider the following made-up compound: (JZ)3D8 Determine the percent composition of JZ in compound…

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Q: f Ch4=0.1M,O2=0.25M,CO2=0.35M and H2O=0.15 which direction will the reaction proceed.

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Q: Draw the product(s) formed by heating the compound shown in basic ethanol. NaOEt EtOH OH O

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Q: Calculate the H3O+ ion concentration in a sloution having a pH of 4.40

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Q: 5. What is the number of allowed energy levels with energies less than 20 eV for an electron in a 1D…

A: The particle in a box model describes a particle free to move in a small space surrounded by…

Q: Determine the formal charge on each atom in the structure. HIBIH O O H-B-H What is the overall…

A: Here, we have to assign the formal charge on each atom of the given compound. Also, we have to find…

Q: 2- Calculate natural abundances of Li and 3Li knowing that the atomic mass of the Li is 6.0151 amu…

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Q: Draw three resonance structures for N2O (N is central) that follow the octet rule and assign formal…

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Q: Which of the following enzyme functional groups is in a form in which it could serve as a general…

A: Acids are substance which can give proton/Hydrogen ion. Strong acid give stable conjugate base.…

Q: 3 #1 The Lewis structure of N₂S is shown on the left below with numbers on the corresponding atoms.…

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Q: A 350 mL bottle of mouthwash contains 30 mL of ethanol. What is the volume/volume percent…

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Q: Assignment: Write a balanced equation for each reaction and determine which substance is oxidized…

A: We have to write  the  balanced equation for Solid mercury(II)sulfide reacts with oxygen gas to form…

Q: Write a balanced equation for each reaction and determine which substance is oxidized and which…

A: Since, In redox reaction, Oxidation and reduction reaction both takes place simultaneously. In…

Q: Place the product of each reaction in the box next to the conditions. H 3 C CH ₂ MONTH₂ 2004 Mạnh g…

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Q: Draw the monobrominated product(s) (only constitutional isomers, disregard stereoisomers) when the…

A: Allylic bromination refers to the substituion of  hydrogen on an allylic carbon by bromine.…

Q: Gallium arsenide and gallium phosphide both have zinc blende crystal structures and are soluble in…

A: We need atomic weight and density

Q: A 5.298 g sample of a solid, weak, monoprotic acid is used to make a 100.0 mL solution. 35.00 mL of…

A: Let the weak monoprotic acid be represented as HA. The reaction between HA and NaOH is shown as-  HA…

Q: Plutonium-239 has a decay constant of 2.88×10−5 year−12.88×10−5 year−1.What percentage of a 239Pu…

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Q: Calculate ΔH° (in kJ) for the decomposition process/reaction: Co3O4(s)  --> 3Co(s) + 2O2(g) from the…

A: Given intermediate reaction,  Co(s) + ½O2(g)  --> CoO(s)  ------(1)             ΔH° = -237.9 kJ…

Q: Give all the possible values of the quantum numbers of the level n = 4. Also write down the correct…

A: Since, For representation of electron in an orbital we use four type of quantum number-- 1)Principle…

Q: Provide the correct systematic name for the compound shown here. h N,N- 4- di 5- prop 2- tetra tri…

A: yes, you are right it is not N-ethylpropionamide. but there is a minor mistake in this iupac name.…

Q: An unknown substance has a specific heat capacity of 2.22 J/g °C. If 104.8 grams are heated with…

A: Amount of heat,Q required to raise the temperature of a substance of mass ,m and specific heat…

Q: For the reaction below ΔH = -296 kJ per mole of SO2 formed. S(s) + O2(g) → SO2(g) (b) Calculate…

A: From the amount of SO2 formed we can figure out the heat released on burning of 0.544 mol of sulfur.

Q: In the temperature-composition diagram shown here, the vaporization temperature of the pure solute…

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Q: The chemical potential is simply the partial molar pressure of a substance. True False

A: In thermodynamics the chemical potential for a species is the change in the energy with resect tot…

Q: 2. A metal sample having a temperature of 100°C and a mass of 45.2 g was placed in 50 g of water…

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Q: Calculate [OH-] of NaBrO, 0.810M; KaHBrO = 2.0 x 10-⁹. 2.0 x 10-5 2.0 x 10.3 4.5 x 104 4.5 x 10.5…

A: pH of a salt of weak acid and strong base is calculated as  pH = 7- (1/2)pKa + (1/2) log (C)  Where,…

Q: The substance formed on addition of water to an aldehyde or ketone is called a hydrate or a... a.)…

A: we have to determine the product formed by addition of water to an aldehyde or ketone

Q: Part A How many moles of methane gas, CH4, are in a 1.00x10³ L storage tank at STP? 195| ΑΣΦ Submit…

A: we have to calculate  moles of methane  mass of methane in grams  mass of carbon dioxide in grams…

Q: In the reaction of 1.89 g of salicylic acid (MM = 138.122 g/mol) with 1.19 g of acetic anhydride (MM…

A: 1.) First we need to write a balanced chemical equation to check the mole ratio.  Then we would…

Q: Suppose you mix 100.0 g of water at 21.7 °C with 75.0 g of water at 71.0 °C. What will be the final…

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Q: conditions: 8. What will happen to the concentrations of CH4, O2, CO2, and H₂O under the following…

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Q: Draw the Lewis structure of ozone (03) and then determine its electron domain and molecular…

A: First we need to count the total valance Electrons and then arrange them to complete octet of each…

Q: A student was titrating a solution of HC4H7O2 with a Sr(OH)2 solution. Determine the pH at a…

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Q: a.) Is a meso b.) has an enantiomer c.) is achiral. d.) has multiple diastereomers.

A: The molecules with the same molecular formula but different structures are known as isomers. If the…

Q: Prompts Science that deals with the rate of reactions Science that deals with reaction spontaneity…

A: When the Gibbs free energy for any given reaction is negative then the reaction is said to be…

Q: Calculate the pH for a buffer that is 0.100 M formic acid and 0.150 M potassium formate. The Ka for…

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Q: You are asked to compound a 1000 mL bag of Dextrose 15% solution. The pharmacy stocks Dextrose 50%…

A: Initial concentration of  stock dextrose solution = 50% Final concentration of dextrose solution =…