What effect will happen to the volume needed to reach bromocresol green end point, if Na2CO3 was unknowingly added to a solution that only contains NaHCO3? Will it lead to an error?

Q: Propose a correct Lewis structure for the following species H6C2NO1+. All the steps of the…

A: The structure of the chemical molecules or species that represent the distribution of the electrons…

Q: Synthesize the following compound starting from benzene. NO2

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Q: c) Study the following reaction scheme for the preparation of a natural glycoside (compound 7) and…

A: Here we are required to show the mechanism of acetylation for the compound 3

Q: Will a precipitate form when 25.00 mL of 0.0005 M Ni(NO3)2 is added to 25.00 mL of 0.00025 M Na2CO3?

A: Solubility Product is the dynamic equilibrium that exists when a chemical compound in solid state is…

Q: The hall ife for the radioactive decay of carbon-14 to nitrogen-14 is 5.73- 10' years. Suppose…

A: Given-> Half life = 5.73 × 103year Initial amount = 1.000 mmole Amount of N-14 at final = 0.835…

Q: SPEED OF COLLISION OF GAS GAS PARTICLES GAS LAW CONDITION PARTICLES (faster, (more, same, less)…

A: Boyle's Law states that pressure of a gas  is inversely proportional to volume of gas at constant…

Q: Give the name of the missing organic reactant in the following reaction. ? + 2 Ag(NH3)2+ + З ОН- + 2…

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Q: 29. This was the first model of the atom ever proposed. It was simple and described atoms as tiny…

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Q: नज एवकी टवेनक वनंनकn 1n +he कmolecqfe Shown bleow tabet is hyboddiza tion Explaim why is motecute is…

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Q: 1- Each unit in a string of polymer is called sub polymer momomer constituents 2- is making plastic…

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Q: 2. Calculate the pH after the addition of 0.00 mL, 15.0 mL, 50.0 mL, and 60.0 mL of 0.100 M HCl in…

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Q: • A sample of helium gas in a ballon is compressed from 4.0 L to 2.5 L at a conštant temperature. If…

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Q: kindly give the IUPAC name

A: IUPAC name refers to International Union for Pure and Applied Chemistry.  This nomenclature is…

Q: The ionization constant (Kb) of aniline (C6H5NH2) is 2.35 x 10–5. If 7.285 grams of aniline is…

A: We have to predict the equilibrium concentration of all species.

Q: NO3 Draw the molecule by placing atoms on the grid and connecting them with bonds. Include all lone…

A: Well labeled structure given below of NO3-. Co ordination bond: An atom donate it's pair of electron…

Q: At pH 1, superoxide ions are is largely present in water as? О НО2 O H202* O HO22- O 02 O H2022+…

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Q: 8. Choose the new state or phase of matter form in the given example below. * SOLID LIQUID GAS The…

A: There are mainly three states of matter, namely solid, liquid or gas. A solid is a substance which…

Q: 10. Some of the reported chemical concentrations of water at the pH 7.3 are the following: [Na"] =…

A: We will calculate the total hardness of water in mg/L  CaCO3 .

Q: mass (in grams) of magnesium oxide

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Q: . 5 grams of fat are burned in a calorimeter, raising the temperature of 23 kg of water from 20 deg…

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Q: Given the cell notation, write the anode half-reaction, the cathode half-reaction and the overall…

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Q: 1. Provide the products of each transformation below. Show all stereoisomers. HBr NaOEt EIОН, heat…

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Q: SYMMETRY. Given the following fluoride compounds: NF3, BF3, ClF3 a.) Can IR spectroscopy be used to…

A: NF3 has a trigonal pyramidal geometry. It belongs to point group C3v, like ammonia. It has a C3…

Q: A sulfuric acid spill occurred on the highway after a truck containing barrels of sulfuric acid…

A: 25.00 mL of ground water is titrated with 0.133 M NaOH solution.Buret Reading…

Q: Why should the selected rule(s) be followed? Weighing wet items will cause the displayed mass to be…

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Q: so what is the answer, i am having a hard time reading the hand writing

A: The initial pressure of the gas is needed to be provided.

Q: Determine the name of this molecule shown below. Br #2 (Ketono) "5,6-dibromoheptane" Br

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Q: Hot source Figure 1. No engine which can completely convert heat to work exists since this is a…

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Q: 1. The polymer below resulted from 1,4-polymerization. Provide an unambiguous structural formula for…

A: #Q.1: Since the given polymer has only C and H, it is made of hydrocarbon monomers.  Since there is…

Q: Which is more acidic? 0.010M HNO3 or 0.0010M HCl? a.HNO3 b.HCl

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Q: Malic acid (H2C4H4O5) derives its name from the genus name for apples (Malus), from which it was…

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Q: Which of the following is NOT a property of bases?   a. forms a precipitate with most metal ions…

A: Which of the following is NOT a property of bases?

Q: 1. Provide the products of each transformation below. Show all stereoisomers. HBr NaOEt EIОН, heat…

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Q: During the titration of 50.0mL of 0.1098M HCl using a standardized 0.0750M NaOH solution, what would…

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Q: give full and condensed electron configurations, partial orbital diagrams showing valence electrons…

A: Atomic number of Ni is 28 and that of Po is 84. Atomic number represent number of protons as well as…

Q: This sketch of a neutral molecule is shaded red or blue wherever the ele of the molecule be?…

A: The covalent bond is formed by the sharing of electrons between the atoms.

Q: A 0.200 M H2SO4 solution has a density of 1.200 g/mL.  What is the concentration of the H2SO4…

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Q: CH30 OCH3 ŅCH3CH3 22

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Q: 22.9 mol Hg Express your answer using three significant figures. O E ΑΣφ Submit Request Answer Part…

A: Given :-  c) number of moles of Hg = 22.9 mol  d) number of moles of Na = 0.280 mol  To calculate :-…

Q: 11. Mobile combustion of CHain 2004 emitted 58.21 Tg CO2 If the GWP for CH4 is 25 CO2e, how many Gg…

A: Tg of CO2 = 58.21 Tg  GWP = 25 We need to find Gg of gas.

Q: Which two functional groups are in the molecule shown below? Use the terms left and right to…

A: Different functional groups are: Aldehyde group  (R-CHO) Carboxylic group (R-COOH) Ether (R-O-R')…

Q: How many formula units make up 19.8 g of magnesium chloride (MgCl2 )? Express the number of formula…

A: Weight of MgCl2 = 19.8 gm

Q: Part B: Avogadro's Law (Calculation) Directions: Fill up the table by solving the unknown quantity,…

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Q: QUESTION 5: Sixty grams of FeCl, react with 50.0g of H,S and produced HCI. 2FEC1,(s) + 3H,S(g)…

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Q: 8) 10.0 ml of.15M H3A (Kat = 2.5 x 104, Ka2 = 3.5 x 108, Ka3 = 5.0 x 10-12) is titrated with .10M…

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Q: What is the pH of a 0.35 M solution of trimethylamine, (CH3);N (Kb =7.4 × 10 5")?

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Q: Consider the given chemical equation: Pb3O4+x HCIy PbCl2 + Cl2 + z X, y and z respectively are

A: The given chemical equation is  Pb3O4 + x HCl →y PbCl2 + Cl2 +z O2 The values of x, y, z are ------?

Q: Propose a structure for this dianion and suggest why it forms so rea

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Q: 2

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Q: Select the compound having the lowest dipole moment O a. NaF Ob. CH20 O c. HCN d. CH4 O e. SF4 O f.…

A: Which of the following having lowest dipole moment ?