HO e осигенз Cool Он H20 1₂0

Q: Assuming equal concentrations, arrange these solutions by pH. NaClO4 (aq) NH4NO3(aq) NaCN(aq)…

A: Salts are formed as a result of the neutralization reaction between an acid and a base.

Q: How many moles of N2 can be formed by the decomposition of 2.12 mol of ammonia, NH3?

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Q: 15. Provide an arrow (+) to show the polarity in chemical bonds in the following compounds. If any…

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Q: Calculate this  question kilocalories added when 5.0 kg of water warms from 25 ∘C to 32 ∘C

A: Given, mass of water (m) = 5.0 kg = 5.0 × 1000 g = 5000 g Initial temperature (Ti) = 25°C  Final…

Q: Two isotopes of rubidium occur naturally, with 85/37 Rb at 72.17% (84.91 amu) and 87/37 Rb at 27.83%…

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Q: Use the relationship between K₂ and K. The substance hypochlorous acid, HCIO, is a weak acid (K₂=…

A: Hypochlorous acid  is  weak acid Dissociation constant of acid (Ka) = 3.0 ×10-8 Dissociation…

Q: e K₂ of a monoprotic weak acid is 0.00485. What is the percent ionization of a 0.101 M solution of…

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Q: Which of the following aqueous solutions will have the highest osmostic pressure  0.4 m KCl  0.3 m…

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Q: determine the quantity of molecules in 0.150 molecules in 0.150 moles of H20

A: Given Moles of H2O = 0.15 moles

Q: Which of the following statements are true about the NOx cycle? Choose all correct (could have…

A: The Answer to the following question is-

Q: A sachet of instant coffee (2.00 g coffee / sachet ) was poured into a cup of water (236 mL). What…

A: According to the given question, Mole fraction = solvent/ total solution So, Mole fraction =…

Q: If 1 ml of pH2 solution is mixed with 1 ml of pH7 solution, what will be the final pH of the…

A: Here we are required to find the pH of the solution.

Q: Give the products of the following nucleophilic substitution reaction. Use a skeletal structure to…

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Q: Solids, liquids, and gases are the three most commonly accepted phases of matter. Explain the…

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Q: The value of Ka for hydrocyanic acid, HCN, is 4.00×10-¹0. Write the equation for this equilibrium…

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Q: Identify each of the following reactions types SCH3 Br H J. F. + + محمد NaSCH; OH Ethanol NHẠCH H…

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Q: Calculate AS° values for the following reactions by using tabulated sº values from Appendix

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Q: Calculate the number of atoms in a given unit cell depending on the lattice type or unit-cell type

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Q: 5. Draw a qualitative energy diagram for a two-step reaction with Keq >1. Assume that the first step…

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Q: When xenon absorbs 801 kJ/mol of energy, it is excited into a higher-energy state in which the…

A: Electronic configuration is nothing but distribution of electrons of an atom in various available…

Q: What is the value of vo in s-¹? Vo = VO ΑΣΦ = ? 8-1 What is the value of the work function of the…

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Q: Balance the following chemical equation (if necessary): C5H10(g) + O₂(g) → H₂O(g) + CO₂(g)

A: The Chemical reaction follows the law of conservation of mass. According to the law of conservation…

Q: K₂ for benzoic acid, C6H5COOH, is 6.30 × 10-5. K₂ for nitrous acid, HNO2, is 4.50 × 10-4. Ka for…

A: Acidic strength = An acid is said to be strong if it's Ka value is high i. e. more is the Ka value…

Q: • Question 7: Considering each of the following values and neglecting entropy, tell whether the…

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Q: Consider the reaction below: 2 CO(g) + O₂(g) ⇌ 2 CO₂(g) If Kc is 2.24 × 10²² at 1298.0°C, calculate…

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Q: TT Polyvalent Metal Ions Polyvalent metal ions. Determine the charge of the transition metal, post…

A: Fe2O3   let the oxidation state of Fe be x  Therefore,  2(x) + 3( -2) = 0  2x = +6 x = +3  Fe2O3 =…

Q: Classify the following substituents according to whether they are electron donors or electron…

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Q: ema IUPAC? CH3CH2CHCICH(CH3)2

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Q: A chemist must dilute 44.5 mL of 443. mM aqueous copper(II) sulfate (CuSO4) solution until the…

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Q: Consider the following system at equilibrium at 500 K: PCI 3(g) + Cl₂(g) =PC15(g) When some Cl₂(g)…

A: We are given a reaction at equilibrium,  PCl3 + Cl2  ⇌  PCl5 We are to discuss the effect of…

Q: Name the following compound: HO. O(E)-4-phenylpent-3-en-1-ol O LF JE O (Z)-4-phenylpent-3-en-1-ol…

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Q: voltaic cell is represented by the following equation: Fe(s) + Zn2+(aq) --> Fe2+(aq) + Zn(s) Which…

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Q: 0.002 moles of a substance X reacted in 18 min and 5 s. The number of photons absorbed per second is…

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Q: Calcium (and magnesium and iron) ions can react with soap to form the insoluble bathtub annoying…

A: We need to write the chemical equation for reaction of Calcium, Magnesium and Irons with soap for…

Q: Suppose a 250. ml. flask is filled with 1.6 mol of CO, 0.80 mol of NO and 1.5 mol of CO₂. The…

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Q: For a weak acid HA solution of 1.2 M (Ka = 4.4 x 10-7), Calculate: a. [H+] at equilibrium (to 3…

A: As per the guidelines we are supposed to answer the first three sub parts to solve remaining parts…

Q: 2 H₂0 (1) 2 HNO3(1) 2 H₂(g) + O₂(g) N₂O5(9) + H₂0 (1) 2 HNO30 (1) = N₂(g) + 3 O₂(g) + H₂(9) Use…

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Q: If the density of iron is 7.87 g/cm³, what is the volume of the 12.00 g piece of iron? Use proper…

A: Given that the density of iron is 7.87 g/cm3. The volume of the 12.00 g piece of iron=

Q: Calculate the pH of a 0.0159 M aqueous solution of formic acid (HCOOH, K₂ = 1.8x10- 4). pH =

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Q: Determine the mass in grams of CO₂ that are produced by the complete reaction of 11.65 grams of C₂H₂…

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Q: Question: The energy of an electron transition in hydrogen atom is calculated using the following…

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Q: 4. Draw structures for 8-amino-5,7-dicyclopropyldecanal cis-8-amino-5,7-dicyclopropyldeca-3,9-dienal…

A: Given IUPAC names are  a) 8-amino-5,7-dicyclopropyldecanal  b)…

Q: & ملم H₂N OH OH 1. HO 1. 2. H₂O NH₂ pyridine (1 eq.) 2. H₂O (excess) O=

A: The given incomplete organic conversions can be accomplished based on the reactions of carboxylic…

Q: CHWK 1 25 Convert the skeletal Structure below into Please a Line Bond Formula. NH₂

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Q: Define unit cell

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Q: 4,5- Substance PbO₂(s) CO(g) CO₂(g) Pb(s) SUBIT Using the data in the above table, calculate A,S for…

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Q: 1. When 0.513 mL of 0.227-M ammonium phosphate is mixed with 0.632 mL of 0.4231-M ferrous acetate, a…

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Q: 2.50 g of KCIO3 decomposes by the equation : 2KCIO3(s) ---> 2KCl(s) + 302(g). What volume, in…

A: Here we have to apply mole concept. correction: it is volume of oxygen produced.

Q: A buffer solution contains 0.367 M NaHCO3 and 0.382 M Na₂CO3. If 0.0275 moles of hydrobromic acid…

A: When hydrobromic acid is added to the buffer solution, it will react with basic part of buffer (…

Q: At constant volume, the heat of combustion of a particular compound is -3916.0 kJ/mol. When 1.329 g…

A: Given: The heat of combustion of the compound = -3916.0 kJ/mol The molar mass of the compound =…