PASSAGES AGREE/ PROOF/EVIDENCE/RESEARCH-BASED DISAGREE 6. Rizal as national hero of the Philippines in 1901.
Q: answer #4
A: Equilibrium Constant for the reaction in gas phase is defined as the ratio of partial pressure terms…
Q: 8. Calculate and for the particle in a 1-D box of length L described by: 4(x)=√(²) sin()
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Q: Write the Lewis structure and symbol of the chemical equation: 2Rb + s → Rb2S
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Q: 2. Using hybridization, predict the shape of BF3 molecule and BF4 ion. All bonds are equivalent.
A: Introduction- The process of formation of equally energized orbitals is known as hybridisation. For…
Q: 9. A gas exerts a pressure of 0.975 atm when at 20.0°C and in a 1.75 L vessel. A. How many moles of…
A: Use the ideal gas equation to find the moles of gas present,PV = nRT n = PVRT Now n = moles of gas…
Q: What is one chemical test that can distinguish between 1-hexanol and 3-methyl-3-pentanol? Indicate…
A: To identify a test which can differentiate between 1-hexanol and 3-methyl-3-pentanol.
Q: 2. Are the cleaning solutions acidic or basic? What ion is probably involved in the cleaning…
A: pH of any solution can be expressed as the negative logarithm of concentration of hydronium ion. The…
Q: о он 2. 2 KMNO4 + 3 H-C-CH- CH ± 2KOH +
A: Potassium permanganate is an oxidizing agent used for the oxidation of alcohols to carbonyl…
Q: (4) Calculate the molarity (M) of nitric acid if its concentration is 80.0% (w/w), and its density…
A: (1) Molarity of the solution can be defined as the mass of solute which is present in a litre of…
Q: 2. A hypothetical alloy has a face-centered cubic unit cell. Its density is 10,470 kg/m3, and its…
A: The given alloy is in face-centered cubic unit cell. So, the number of atoms are 4. Density of…
Q: para-aminobenzoic acid (PABA), C6H4NH2COOH, is used in some sunscrfeen age Without solving the…
A: Given that: Concentration of the acid = 6.60x10-2 M Ka = 2.2x10-5 To calculate the concentration…
Q: A coin dropped overflow. on the surface of a water-filled container does not
A: When we add coins to the full glass of water we will observe that water is bulging out at the…
Q: Write the Lewis structure and symbol of the chemical equation: Ba + H2 → BaH2
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Q: 4) Given the following reaction: 2NO (g) + 02 (g) → 2NO2 (g) How many liters of gaseous oxygen are…
A: According to mole concept, 1 mole of any gas is equal to 22.4 litre at STP. According to…
Q: 2. a platinum electrode immersed in a solution that is 0.0400 M in Fe2SO4 and 0.00915 M in Fe2(SO4)3…
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Q: 2. Predict and explain your prediction briefly, using resonance structures, whether…
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Q: 2. Identify chiral center(s) and assign configuration (R or S) of each one in the compound halomon.…
A: 2.If an atom is bonded to four different atoms/groups in such a way that it has a non superimposable…
Q: For the following problems a) Calculate the ASuniverse and the AG, b) predict whether th process is…
A: ΔS= change in entropy =232.9-109.6 =123.3 J/K-mol entropy of universe =123.3 J/K-mol b.According…
Q: 2. Solve for the mass of each element in 4.12 moles of Mg(NO3)2-
A: 2. Given, Number of moles of Mg(NO3)2 = 4.12 mole Required, Mass of each…
Q: 3. The coal gas described in the previous question can be used as a fuel, for example, in a…
A: As enthalpy is extensive property so we can multiple or divide coefficient to get the final result
Q: 4. Which of the following explains why solids melt when heated? a. when heated, solids break away…
A: 4. Given information, Solids melt when heated
Q: = 6.7 x 10-4 is 3.5% ionized when 100 g of it is dissolved in 1L. 1. A monoprotic organic acid with…
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Q: IV. Which member of each pair has the higher boiling point? Explain briefly your answers. 1.…
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Q: Trimethylamine, (CH3)3NH2, is a gas with a fishy, ammonialike odor. A 0.25 M aqueous solution of…
A: Since you have posted multiple questions, we are entitled to answer the first only. NOTE : The…
Q: Please answer #9
A: The reaction is – 2O2g + CH4g →2H2O g + CO2g
Q: answer
A: According to the question, Air at 30000 feet is at a temperature of T = -35.0 degree celsius =…
Q: 2). Thionyl chloride, SOC12, is used as a powerful drying agent. The thionyl chloride reacts with…
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Q: 4. Calculate the amount of calcium carbonate (mg) not in solution if a tablet is dissolved in 250 mL…
A: The given information is: Volume of water = 250 ml Amount of calcium per tablet = 600 mg. Calcium…
Q: 2. A solution prepared by dissolving 2.25 g HA (MW = 51.0) and 4.00 g of NaA in 500 ml of solution…
A: Buffer solution :- A buffer solution is one which resists changes in pH when small quantities…
Q: Answer#4
A: Given: Concentration of nitric acid = 80%(w/w) Density of solution = 1.51 g/ml
Q: 3. A 10.0 g sample of pure acetic acid, CH3CO2H, is completely burned. The heat released warms 2.0 L…
A: We will first calculate the heat absorbed by water. this heat is released from burning of acetic…
Q: answer #2
A: The thermodynamic relation between ln Keq, ∆H˚ and ∆S˚ is as follows: On comparing this equation…
Q: Calculate the EA of F(g), in kJ/mole, given the following IE1 + IE, Sr(g) = +1580 kJ/mole…
A: IE1 + IE2 Sr(g) = +1580 kJ/mole ∆H(sublimation) Sr(s) = +144 kJ/mole ∆H(dissociation) F2 = +79…
Q: answer #9
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Q: 5. Production of electrical energy using Mg and Ca Cae + (s) Mg*e Cat2, (aq) (aq)
A: The relation between free energy and cell potential is shown below: where; n = no. of electrons…
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