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A: K2Cr2O7 is an strong oxidizing agent
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Q: A sample of a pure aluminum halogen compound with a mass of 34.0 g contains 19.1 g of the unknown…
A: percent composition of halogen = mass of halogenmass of aluminium halogen * 100
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A:
Q: Answer the following questions. Justify your answers and show your wbrk. 1) If 300 Na+ ions are…
A: Number of Na+ ions transported in one second = 300 In one cycle, 3 Na+ ions are pumped outside the…
Q: 7. For the following species dissolved in water, at 298 K: (1) Na* ion (D in H:0 = 1.33 x 10° m²…
A: Diffusion of solute in water
Q: Problem 6: CO; and N2 experience equimolar counter diffusion in a circular tube with 50-mm inner…
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Q: Consider the following equilibrium: H2(g) + 12(g)2 HI(g) . If the value of Ke for this reaction is…
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A: In ionic bonding atom having opposite charge bonded together with electrostatic force of…
Q: 20. Which change will cause a chemical reaction to slow down? O increasing the concentration of…
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Q: What is the conjugate acid of each base?
A: Since we know that a conjugate acid is formed when a proton i.e H+ ion is added to a base, and a…
Q: Identify whether each species functions as a Brønsted-Lowry acid or a Brønsted-Lowry base in this…
A: According to Bronsted and Lowry concept, Acid is a substance that has the tendency to donate a…
Q: 1. Is an electron in the 3p energy sublevel of a sulfur atom more stable, less stable, or equal in…
A: “Since you have posted multiple questions, we will provide the solution only to the first question…
Q: How many constitutionally different products (not counting stereoisomers) are possible for the…
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Q: Question 16 At a certain temperature, the solubility of copper(l) sulfide is (7.7x10^-18) M. What is…
A: 16) Given The solubility of copper (I) sulfide (Cu2S) = s = 7.7 × 10-18 M Solubility product…
Q: The most likely location for an electron in H₂ is halfway between the two hydrogen nuclei. Select…
A: H2 is a very stable molecule. Which has two electrons in bondingorbital. It's impossible to remove…
Q: Propane (C3 H3) burns in oxygen to produce carbon dioxide and water via the following reaction: C3H3…
A: To solve this problem we will use the balanced chemical equation . First we calculate the…
Q: What is the concentration (molarity) of a solution created by dissolving 125.4 grams of Mg3P2 to…
A: Molarity = moles / volume So find the moles of given compound using moles = mass / molar mass…
Q: The following experimental data was collected by a student: 0.0020 M Fe(NO3)3 mL Trial 1234 Blank…
A: Given :- . Kc = ? -------------------------------------
Q: A 1 liter solution contains 0.257 M nitrous acid and 0.342 M sodium nitrite. Addition of 0.282 moles…
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Q: How many formula units of H3PO4 are in 0.45 moles of H3PO4?
A: We have to multiply the number of moles by Avogadro's number.
Q: Rank the resonance forms shown from most significant to least significant. Briefly explain the…
A: Answer:
Q: n each case below select the synthetic procedure that could be used to carry out the transformation…
A: The product of the following reaction method are shown as follow.
Q: 4.71 Calculate formal charges for the C and O atoms in the following two resonance structures. Which…
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Q: 19.69 Calculate the standard cell potential of the following cell at 25°C.…
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Q: 6. A 128g piece of Iridium at 95 C is dropped into a 45.2g of water at 17.3 C. The final temp of the…
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Q: Calculate the energy of a photon emitted when an electron in a hydrogen atom undergoes a transition…
A: Since you have posted two questions , as per guidelines we can answer one per session . If you want…
Q: 18.35 mL of a solution of the acid H₂C₂O4 is titrated, and 58.20 mL of 0.4700-M NaOH is required to…
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Q: Compare the solubility of lead phosphate in each of the following aqueous solutions: Clear All 0.10…
A: The objective of the question is to compare the solubility of lead phosphate in the given aqueous…
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Q: more, contact your admin about your Office plan. 1. A galvanic cell is formed from Ni metal in a 1M…
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Q: 3. Whenever you perform a distillation from a flask, it must never be heated until there is no…
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Q: in solution is given to a patient suffering from hyperglycemia at /hr. The concentration of the…
A: To calculate units of insulin per hour:
Q: Ammonia, NH3(g), and hydrogen chloride, HCl(g), react to form solid ammonium chloride, NH4Cl(s): NH3…
A: we have to calculate the final pressure and mass of ammonium chloride formed
Q: I am on my last attempt and I still cannot seem to find the correct answer
A: Molarity = number of moles Volume in litre Number of moles = weight Gram molecular weight
Q: A tire pressure gauge reads 33.0 pounds per square inch . How many kPa is this? Remember that…
A: Given, 33.0 Psi Convert to = _____KPa ?
Q: A 0.119 mole sample of krypton gas occupies 15.0 L at a pressure of 2.07 atm. What is the…
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Q: Al a. b. BF3 С. H20 -
A: organic
Q: Use the class data to solve both parts A and B please Class data Reaction 1) Ni(OH:)6^2+ with 4 en…
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Q: 0.971 mol N,O, 0.0580 mol NO, 2.25 L 25 °C 0.750 L 25 °C 20. What will happen to the number of moles…
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Q: A thermometer reading 7°C is brought into a room with a constant temperature of 28°C. If the…
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Q: (6)- A rectangular swimming pool has a surface area of 32 ft x 16 ft in area and an average depth of…
A: mass of water = density of water X volume of watervolume = length X Width X depth1 m = 3.2808 ft1…
Q: i need to know the answers to these with an explanation of how i got the answer
A: 2 (a) Introduction Mass percent : The mass percent is used to express the…
Q: 3. Using your knowledge of IMF's, rank the following in order of increasing expected vapor pressure.…
A: The vapor pressure of a substance is defined as the pressure exerted by its vapor on the surface of…
Q: Hydrogen Atom I Review | Constants | Periodic Table y shell to a lower sed. The energy of to the…
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Q: The following data was collected when a reaction was performed experimentally in the laboratory.…
A: The chemical reaction can be expressed as follows: Reaction: Al(NO3)3 + 3NaCl → AlCl3 + 3NaNO3…
Q: How many of the compounds shown below will increase the pH when added to a beaker of water? KCI,…
A: since you have posted the multiple questions in single session, we are entitiled to answer only…
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