Which of the following substances do you expect to be gaseous at room temperature and atmospheric pressure? O NH3 O Br₂ O H₂0 O HNO3

Q: Assuming ideal solution behavior, a 0.100 m solution of which one of the following solutes will have…

A: Vapor Pressure :   The pressure exerted by the gas when it is in equilibrium with a solid or liquid…

Q: If you gently shake a separatory funnel containing a carboxylic acid with ethyl acetate and aq…

A: If you gently shake a separatory funnel containing a carboxylic acid with ethyl acetate and aq…

Q: 12. Calculate the activity coefficient and activity of bromide in 500 mL of a solution that has…

A: #12: We can find the activity coefficient(γ) of an ion using the extended Debye-Huckel equation…

Q: Which of the following molecules has the least polarity? NH3 ⒸHI Br₂ HBr HCI

A: The ability of a atom to attract shared electrons in molecules is called as electronegativity.…

Q: Propose a molecular formula for a compound that exhibits the following peaks in its mass spectrum…

A: Given :

Q: لمة

A: The name of alkenes are given with the position of double bond and their proper stereochemistry.  If…

Q: Provide the oxidation state of each compound 9. VBr3 V = _____ Br =…

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Q: 1. 2. 3. 4. O Br2, hv Br2, hv Br2, hv Br2, hv Br Br

A: "Since you have posted a question with multiple sub-parts, we will solve first three sub- parts for…

Q: E O ATOMS, IONS AND MOLECULES Predicting the formula of binary ionic compounds Write the empirical…

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Q: The freezing point of water is 0.00 °C at 1 atmosphere. A student dissolves 14.95 grams of…

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Q: Examining ammonia (NH3) in a laboratory you find that compressing 90.4 g of that substance to a…

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Q: (5) A new element, element Jn, is discovered on a separate planet. The energy requires to ionize one…

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Q: 1 Name the compound shown below. Br

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Q: What is the pH of 300ml 0.1M Acetic acid and 100ml 0.3M Acetate (pKa=4.76)?

A: Answer: In this question we have to find out the pH of buffer solution made of weak acid (CH3COOH)…

Q: np of methanol and 1-propanol are 1.331 and 1.387 respectively. Calculate the mole percentage of…

A: Mole of methanol = 1.331 mole  Mole of 1-propanol = 1.387 mole

Q: A solution of 24.0% glucose is combined with 60.0 µL of a buffer stock and dH2O.  The resulting…

A: On dilution, the moles of the substance remains the same. Thus, the formula of dilution is - C1V1=…

Q: . ZnO              _________________________       74. AsCl3           _________________________…

A: for multiple subparts-" since you posted a question with multiple subparts, we will solve the first…

Q: Estimate the pressure (atm) necessary to melt ice at -10°C if the molar volume of liquid water is…

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Q: A Chlorine atom has a first ionization energy of 1251.2 kJ/mol. Light of what frequency is required…

A: Given -> First Ionization energy of chlorine atom => 1251.2 KJ/mole = 1251200 J/mole (1kJ=…

Q: What is the concentration of propane (in units of grams per liter) dissolved in water at 25°C, when…

A: patial pressure of gas = 399 mmHg = 0.525 atm henry constant = 1.44 x 10-4 mol/L.atm molar mass of…

Q: 9.0.2121 g of pure Na C.O. (134.00 g/mol) is added into 65.0 mL of 0.150 M KMnO solution. How many…

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Q: Copper(II) fluoride contains 37.42% F by mass. Use this percentage to calculate the mass of fluorine…

A: Given, F content in Copper (II) fluoride = 37.42 % Mass of copper(II) fluoride = 60.0 g

Q: Calculate the volume or weight of the solution. Given: 100 ml of 1M sodium chloride. Please list all…

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Q: Which of the following is NOT a catalytic strategy used by carbonic anhydrases?   a. metal ion…

A: Catalysts are primarily categorized into four types. They are:-  (1) Homogeneous (2) Heterogeneous…

Q: Give the name of each of the indicated functional groups in the molecule below. L OH:

A: We have to name the indicated functional groups.

Q: ! How much 32% (w/w) HCI should * be diluted with deionized water to produce 100.0 mL of 5.0 M HCI…

A: The question can be solved by using formula related to molarity and w/w formula. Given in 1st…

Q: 3.15 In each of the following questions, the series of molecules can be ranked from the most acidic…

A: A conjugate base is obtained by removing a proton(H+) from the most acidic hydrogen.  Acid(HA) ⇌ H+…

Q: 4. Draw structures for 2-cyclopropyl-6,7-dihydroxydecanoic acid…

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Q: What is the conjugate base of CH3NH₂? CH3NH3 + CH3NH NHA ONH₂

A: Conjugate base of a compound is formed by removing a proton (H+) from the formula.

Q: Which compound will give a negative test with Nal/acetone and a positive test with Select one: a. O…

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Q: The density of carbon in the form of diamonds is 3.51 g/cm3. If you have a 40-carat spherical…

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Q: QUESTION 8 Compare Argon and Helium gases at the same temperature and pressure. O Helium has longer…

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Q: A student dissolves 14.43 grams of urea, CH4N₂O (60.10 g/mol), in 252.1 grams of water. Use the…

A: we have to calculate molality of solution and freezing point of the solution

Q: Write the proton balance equation (PBE) for the following solutions: 1. Sodium sulfite 2. Sulfuric…

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Q: What must the molar mass of an unknown gas "X" that effuses one-fourth as rapidly as methane, CH₁…

A: According to Graham law of diffusion rate of diffusion of a gas is inversely proportional to square…

Q: Draw the structures of the two ionization states (forms) of threonine that would be found in milk…

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Q: omplete the table in text Formula Name Type of Compound (ionic, molecular, or acid)   calcium…

A: In this question types of compund are ionic , molecular, acid.

Q: Calculate for the volume in milliliters of 2.26 M potassium hydroxide (MW = 56.1056 g/mol) that…

A: The concept used in this question is from mole concept of Physical  chemistry.  According to…

Q: 1. Specify the hybridisation of all the atoms in the following structures: H H-O-C H CH3 C=O C-N H H…

A: The mixing of atomic orbitals to give equivalent number of hybrid orbitals is known as…

Q: احلا

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Q: 41 g piece of ice at 0.0 ∘C is added to a sample of water at 9.0 ∘C . All of the ice melts, and the…

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Q: An unknown element is a mixture of isotopes ¹²⁰X and ¹²²X. The average atomic mass of X is 120.48…

A: Given:  average atomic mass of X = 120.48 amu. isotopes ¹²⁰X and ¹²²X To find: percent abundance of…

Q: Which molecule below cannot be drawn as different resonance structures? a) Da (b) c) NH CNHN d) OH

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Q: find resonance

A: Resonance of any structure is simply the delocalisation of π- electrons or loan pair electrons in…

Q: Given the following data, 1/2 H2(g) + 1/2 Cl₂(g) – HCI(g) H2(g) + 1/2O2(g) → H₂O(l) ΔγH° = −92.3…

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Q: Provide the oxidation state of each compound   1. Be(OH)2         Be = _____  OH = _____…

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Q: Tanium occurs in the magnetic mineral menite (FeTiO₂), which is often found mixed up with sand The…

A: The explanation is given below-

Q: Consider the gaseous reaction shown below. How many mol of D gas are formed if at STP, 18.2 L of A…

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Q: what are the products of acid-base reaction between C7H12O2K and H2O? Please draw them out

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Q: You have a 11.5 mg sample of blood that contains various proteins. Hemoglobin is the only protein in…

A: Answer: Given data: mblood sample=11.3mg mFe=29.7μg Mass % of Heme=3.83%