Which of the following phosphorus compounds will be the softest base? Select one: a. P(CH3)3 b. PF3 c. PBr3 d. PCl3

Q: Consider the reaction below: (Question 18) 3 Pb(NO3)2(aq) + 2 AlBr3(aq) ----> _ Compound A + _…

A: The ion which will be used to form compound A or compound B can be find from the balanced reaction.

Q: The reaction of an acid and a base only produces a salt and water as products. This is an example of…

A: When an acid(say HA) reacts with a base (MOH). They produce salt and water.

Q: What is the concentration of hydroxide ion in 0.124 M St (OH2)? 0.372 M 0.124 M O 0.248 M O 0.0413 M…

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Q: One of the listed medicines is insoluble in water, dilute acids and alkalis: A) Boric acid B)…

A: Given, A. Boric Acid B. Lithium Carbonate C. Calcium sulfate D. Barium sulfate E. Magnesium oxide…

Q: No5 It is known that cobalt forms strong bonds with the cyan ion (CN). This made it possible to test…

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Q: What is the pOH of a 0.030 M Sr(OH)2 solution? a. 12.78 b. 12.48 O C. 1.52 O d. 1.22

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Q: Chemistry Like aqueous solutions of Fe3+, bismuth ions (Bi3+) form acidic solutions with a pKa =…

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Q: Which of the following anions could be used to remove Ag+ from solution while leaving Ba2+? A) Cl-…

A: This is an example of Selective Precipitation. Selective precipitation : Removal of one metal ion…

Q: The OH ion concentration of a blood sample is 2.6 x 10 M. What is the pH of the blood? blood O a.…

A: pH  =  - log [ H3O+ ]  pOH  =  - log [ OH- ]  pH  +  pOH   = 14

Q: How many mL of 1.8 M magnesium hydroxide is required to neutralize 54.78 mL of 1.4 M of hydrochloric…

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Q: The pOH of a 0.025 M of HCIO4 is O a. 12.40 ОБ. 0.94 O c. 13.06 O d. 1.60

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Q: Which of the following compounds is insoluble in water? O a) Al(NO3)3 O b) PbBr2 Oc) NH4OH O d)…

A: The forces of attraction between molecules can be of two types, they are intermolecular seen between…

Q: What is the pOH of a solution prepared by diluting 128.9 mL of 1.476 M HNO, (ka>>1) to a total…

A: Given that -  Volume of stock HNO3 Solution =128.9 mL  Molarity of stock HNO3 Solution = 1.476 M…

Q: writé the basic equi libri um equatión thất

A: The base is a species that adding in solution increases the concentration of the negative ion. So…

Q: Slake lime has a pH of 12. What is the hydrogen ion concentration of slake lime? 1. 4.50 M NaOH 2.…

A: pH:- pH means the potential of hydrogen ions. It is used to calculate the concentration of H+ ions…

Q: Calcium carbonate tablets can be used as an antacid. The label on a bottle of a generic antacid…

A: Given: mass of each tablet=500mg Molarity of HCl=0.6M

Q: magnesium hydroxide was used instead of NaOH, how many moles would it take to combine with three…

A: When potassium Hydrogen phthalate (KHP) treated with sodium hydroxide then Following balanced…

Q: Consider the ncutralization reaction 2 HNO, (aq) + Ba(OH), (aq) 2H,O(1) + Ba(NO,),(aq) / A 0.115 L…

A: Ans: Balanced equation  2HNO3 (aq) + Ba(OH)2(aq)→2H2O (l) + Ba(NO3)2(aq) Molarity of…

Q: Calculate the molar concentrations of 1.00-mg/L solutions of each of the following. (a) AgNO3, (b)…

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

Q: a) Calculate the molarity of AlCl3 if 0.220 mol AlCl3 is dissolved in enough water to make 0.500 L…

A: The moles of AlCl3 is = 0.220 mole The volume of solution is = 0.500 L The molarity of the solution…

Q: If the concentration of fluoride anion and aluminum cation was increased to 5 M, by how much would…

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Q: 4. Write balanced equations for the following pairs of reactants. a) (CH3CO)20 and H20 b) (CH3CO)20…

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Q: How many grams of LiMnO4 are needed to prepare 1.10 L of a solution that has an ion concentration of…

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Q: Which of the following causes passivity a- putting a piece of copper in conc.HNO3 b- putting a piece…

A: Given,  Which of the following causes passivity = ?  Options are : a). Putting a piece of copper in…

Q: c) TeO3 + N₂O4 → Te + NO3 d) Pb²+ +103 → PbO₂ + 12 (basic) (acidic)

A: Redox reactions are that chemical reactions in which oxidation and reduction both occur.

Q: For the reaction below: Br2, NaOH `NH2 H20

A: HOFMANN BROMIDE REACTION.

Q: Determine the concentration of oxygen ions in 0.5000 M SnO3

A: Given  Concentration of SnO3  = 0.5000 M  Concentration of oxygen ion = ?

Q: What is the Charactenshe length of a hydrogen bond m soluhon? a) 0.028 A b) 0. 28 A c) Z.8 Å d) 28 A…

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Q: D. The element Radon has the symbol Clź5.452, What is its Atomic Number? How many Neutrons does it…

A: D. The element Radon has the symbol = Rn222 86 , We have to find out Atomic Number and how many…

Q: What is the pOH of a 0.030 M Sr(OH)2 solution? a. 1.22 b. 12.48 c. 1.52 d. 12.78

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Q: What is produced when strong bases react with strong acids A) A salt and water B) more acid and…

A: Neutralisation  Reaction In this type of reaction acid and base reacts together.

Q: 1) a) Write the reaction of ammonia with water.

A: ammonia is a colourless gas with a distinct pungent smell.   ammonia (NH3) is a weak base here, H2O…

Q: a. H,PO.(aq) + Fe(NO,)2(aq) → O H,PO,(aq) + Fe(NO,)2(aq) → HNO3(aq) + Fes (PO.)2() Rule 6: Most…

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Q: Each day, the stomach produces 2.0 L of gastric juice that contains 0.10 M HCl. Phillips Milk of…

A: Moles of HCl can be calculated as:

Q: A solution contains 5.0 meq of SO42− ion. Based on this information,

A: (a)

Q: If the concentration of fluoride anion and aluminum cation was increased to 5 M, by how much would…

A: Each half-cell reaction (reduction-oxidation) occurs under certain potential the value obtained by…

Q: aqueous solution? Select one: O a. magnesium oxide, MgO O b. hydrogen chloride, HCl O c. dihydrogen…

A: A Bronsted acid is the one which has the ability to donate proton in an aqueous solution.

Q: he reaction of an acid and a base only produces a salt and water as products. This is an example of…

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Q: Complete the following reactions and balance them             type of reaction Pb + H2 S O4à

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Q: 02. How many grams of Ca(OH), are required to neutralize 5.000 Lof 0.60 M H,PO, solution? 3Ca(OH)+…

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Q: Complete the balanced neutralization equation for the reaction below: H₂SO₄(aq)+Ca(OH)₂(aq)→

A: In the neutralization reaction of Sulphuric acid and Calcium hydroxide, Calcium sulfate and water…

Q: What happens when a solution of an acid is mixed with a solution of a base in a test tube? (i)…

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Q: How to get potassium hydroxide from potassium iodide?

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Q: Complete the balanced neutralization equation for the reaction below: H2SO4(aq)+Sr(OH)2(aq) >

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Q: The correct order of solubility of sulphates of alkaline earth metals in water is BasO4 > SrSO4 >…

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Q: 3. 5.00 g NaOH and 5.00 g Ba(OH)2 were used to prepare 1L solution each. Which solution will be more…

A: Answer:- this question is answered by suing the simple concept of calculation of molarity and then…

Q: Calculate the molarity of 150.0 mL of sodium hydroxide solution needed to react with 65.7 mL of a…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: The pOH of a 0.025 M of HCIO4 is O a. 12.40 O b. 0.94 O c. 13.06 O d. 1.60

A: According to Arrhenius acid base theory,  an acid is a substance which can give up proton(H+) to…

Q: Selenous acid is a diprotic acid, for Ka1 = 9.43 x 10-3 and Ka2 = 7.39 x10^-8. Determine the…

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Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.