On the basis of the solubility product principle and the principles of Le Chatelier, explain why some sulfides of Group II cations are soluble in concentrated HCl while others are not

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Q: Sn2+ + IO-3 > Sn4+ + I- (acid) Which two atoms, had a change in their oxidation numbers? What is…

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Q: Balance the redox reaction then aswer the questions. Cl2 > ClO-3 +Cl- (base) Which atom had a…

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Q: For the decomposition of calcium carbonate CaCO3 (s) CaO (s) + CO2 (g) ∆H0 = 175 kJ How will the…

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Q: The carbons in an alkane are all hybridised >>

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Q: 8. What is the mass of 2.00 moles of silver? 2.00 g 109 g 216 g 6.02 x 1023 a) b) d)

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Q: The rate law for the reaction A + 3B → C + 2D was found to be v=kr[A][B]^2 .a. What are the units of…

A: Introduction The rate law describes the link between reaction rate and reactant concentrations…

Q: A non-ideal gas has a molar volume 0.8 L at temperature of 300 K and pressure of 36 atm. which force…

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Q: At equilibrium, the following amounts are found at a certain temperature in a 3.0-liter container:…

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Q: 1. Plop, plop. Fizz, fizz. Alka-Seltzer¹ contains sodium bicarbonate (NaHCO3) and citric acid…

A: Given -> Reactant -> NaHCO3 , H3C6H5O7  Product -> Na3C6H5O7 , H2O , CO2

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Q: A metal alloy pendant is 47.5% gold. 33% lead and 19.5% silver. Its density is 13.8 g/cm3. A metal…

A: Given  Metal pendant contain Gold = 47.5% Lead = 33% Silver = 19.5% Density = 13.8 g/cm3 Volume rise…

Q: How many orbitals have n = 3 and m? = -1?

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Q: Give the HLB categories of surfactants and its uses.

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Q: Preparing standarized solutions Name three solutions that are neither acidic nor basic and that are…

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A: Given in following question many compounds give molecular formula for each compound these compounds…

Q: 1. Add nonbonding electron pairs to each atom where it is implied by the line-angle drawings shown…

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Q: 3. What is the mass in grams of each quantity of lactic acid (C3H6O3), the compound responsible for…

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Q: ΔΗ = 128 kJ 12. For the following reaction at equilibrium in a closed container, 2 NaHCO3 (s) =…

A: =>Given reaction:- 2NaHCO3(s)<=> Na2CO3(s)+H2O(g)+ CO2(g)…

Q: 1. At equilibrium, the concentration of N₂, H₂ and NH3 gases are 0.25, 0.15 and 0.90 F respectively.…

A: Answer: Given data: [N2]=0.25F[H2]=0.15F[NH3]=0.90F

Q: C6H12O6 (aq)    +   6 O2 (g)   ------->   6 CO2 (g)    +   6 H2O (l)   What volume of CO2 will be…

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Q: Calculate the volume of preparation of 200 ml of th below. BUFFER DESIRED NUMBER pH 4 ||| 4.40 0.1…

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Q: d. NO₂ 1. SnCl₂, HCl 2. NaNO₂, H₂SO4 3. H3PO2 his

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Q: What distinguishes substances like salt and sugar from those found in e-waste like lead,mercury,…

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Q: Chemistry I have a 6X dye where it has to be a 1:5 dilution. For example, you use 1μL of dye and 5…

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Q: Select the two isotopes of nitrogen-15. carbon-13 15N 0-15 F²- 14N Ophosphorus-15 N-16 0+ 150…

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Q: After rounding, the answer to equation B should have

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Q: Select each side of the mass balance equation for an Fe3(PO4)₂ solution where the species in…

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Q: Consider the angular momentum operator Iz in coordinate representation Î₂ = −ih (x2 - y²), a.…

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Q: Refer to the following table to answer questions pertaining to the composition of Mg/S compounds:…

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Q: Consider a chemical reaction with the following energy diagram. 80 70 60 Potential 50 Energy (kJ) 1…

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Q: Hi, I'm learning about Density in chemistry , and I'm confused about the exemplos that the professor…

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Q: 1. Assign E or Z configuration to each molecule and draw the stereoisomer. CI ti

A: Stereoisomers are can be drawn by changing the arrangement of the groups in the space.

Q: Small amounts of Fe(CO)5(l) usually form in steel tanks containing pressurized CO(g). You worked out…

A: Given: ∆Grxno=-38 kJ/mol∆Hrxno=-230 kJ/mol∆Srxno=-480 kJ/mol

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Q: You need to prepare an acetate buffer of pH 5.51 from a 0.874 M acetic acid solution and a 2.15 M…

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Q: which parent nuclide would give rise to the daughter nuclide Na-20 by positron emission

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Q: Write the reaction showing the hydrolysis of starch - use molecular formulas (not structures)

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Q: Amylose is _______ branched than amylopectin. a) less b) more c) equally

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Q: НО + Br₂ AlBr3

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Q: (6) (f) 흐

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Q: b) Complete the following sequence. Think about chemistry that was covered in sophomore organic.…

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