umber 4 please
Q: 6 The graphite anodes have to be replaced regularly. Why is this? 7 Why is it so much more…
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A:
Q: Number 6
A: Meters (m) and miles (mi) are the units of length. The relation between meter and mile is expressed…
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Q: 6. Uranium hexafluoride is a solid at room temperature, but it boils at 56°C. Determine the density…
A: Density = 12.85 g/L
Q: 1 page 2. Name these aromatic compounds properly. a) b) Br 4. Write in the reagents need to…
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Q: scribes her results? a) Her results are precise, but not accurate. b) Her results are accurate, but…
A: If experimental values are close to true value then it is Accurate. And if experimental values are…
Q: 6. Calculate the percent dissociation of 0.10 M hydrazoic acid (HN3, Ka= 1.9 x 10-5). Recalculate…
A: Answer: Hydrazoic acid is a weak acid and we have to study the common ion effect on its dissociation…
Q: 7. At 25°C, an aqueous solution of AlBr3 will have: (a) pH >7 (b) pH = 7 %3D (c) pH < 7
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Q: Write the reaction that takes place when OHa) is added to a basic buffer solution containing…
A: Given: Buffer solution of HONH2 and HONH3+. And OH- is added in the solution.
Q: 6. If there is a direct relationship then k =P/N. If there is an inverse relationship, then k= P x…
A: Boyle's law: At constant temperature, the pressure of given mass of a gas is inversely proportional…
Q: Pressure Volume temp Gas Law Lab: Processing the Data: Part 1, Boyle's Law Volume (ml) Constant (P x…
A: Boyle's law This law states that the absolute pressure exerted by a given mass of an ideal gas is…
Q: 2-What is the probability that the electron with the lowest energy in a box of 2.0 nm length is…
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Q: What is the ppm of the C,H,0, if 3.0 mg of it found in 300 kg of drinking water? Type the numerical…
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Q: 7. When nitromethane, CH3NO2 (molecular mass = 61.05 g/mol) is burned the following reaction occurs:…
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Q: 6. Identify the reagents in the following reaction scheme: OH Br -CH3 CH3 CH3 CH3 CH3
A: Question no.6 is explained below.
Q: Number 7
A: The unit conversion of has to be found.Given,Weight of truck is 1.45×103 pound
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Q: 6. Which of the following best describes Boyle's Law? a. The volume of a gas is directly…
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Q: 6. What is the frequency of a light source that has a wavelength of 620 nm? What is the energy this…
A: Wavelength of the wave = λ= 620 nm = 620×10–9 m We need to calculate frequency and energy of this…
Q: Differentiate omerga-3- and omega-6-fatty acid in terms of structure.
A: Fatty Acid: Fatty acids are large bio-molecules. These are basically large carboxylic acids with…
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Q: gas is equal to the sum of its partial pressures. 7. A weather balloon is heated from room…
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Q: 4. 3 Hg2+ + 2 Fe (s) → 3 Hg2+2 Fe³+ 5.2 As (s) + 3 Cl₂ (g) → 2 AsCl3 6. NaBr + Cl₂ → NaCl + Br2
A: Reduction half-cell consists of reduction of species via gain of electrons while oxidation half-cell…
Q: Direction: Write the oxidation half-reaction and reduction half-reaction, and shorthand…
A: Here we are required to predict the half cell reaction for the given reaction .
Q: Design syntheses to produce the following compounds starting with any alcohol with 3 or less carbons…
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Q: 3.9 Calculate the molar mass of each of the following: (a) (NH4)3PO4 (b) CH,Cl2 (c) CuSO,-5H2O (d)…
A: The molar mass of the compound can be determined by the sum of the atomic masses of each atom…
Q: If I have 21 moles of gas held at a pressure of 78 atm and a temperature of 900 K, what is the…
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Q: 1₁ -2.02 -loy (2.012) = 2 + x y 2012 2012 201 CH LPH-0.304 6. Sodium azide, NaN3, is sometimes added…
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Q: In questions 4-7, refer to the scheme below. Maxigesic is a combination analgesic containing…
A: The given diagram represents the technique to separate a mixture of ibuprofen…
Q: Air pressure on the top of Mauna Loa, a 13,000-ft mountain in Hawaii, is 460 mm Hg. What are the…
A: Given information is as follows: The total air pressure = 460 mm Hg The composition of O2 = 21%…
Q: Number 7 please
A: Dear student I have given answer to your question in the image format.
Q: 7. (2-step conversion) Howmany calories (cal) in 73.2 kilocalories (kcal) ?
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Q: 0.8 moles of NaCIO is added to 1.0 liters of water. What is the pH of this salt solution, assuming…
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Q: siylens or no tnevtd er 670 to 200 A 0.397 g sample of potassium hydrogen phthalate, KHC3H404 (molar…
A: We should equal equivalent of both acid and NaO to get MOLARITY of NaOH Equivalent =…
Q: O VPN O 80% b) What does this equation correct for that the Ideal Gas does not? Van der Waals ea…
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Q: We have seen the nuclear equation for the beta decay involved in radiocarbon dating. Now complete…
A: Given,
Q: QUESTION 6 What is the hydronium (H3O*) concentration of a solution with a pH of 5.16?
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Q: 6. Tell what type of orbitals (such as 1s, 3d, and so on) is described by each of the following sets…
A: n =1, l=0 n =1 indicate principal quantum number is 1 l = 0 indicate s orbital so orbital notation…
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