*Research and discuss what is  Gadolinium Terbium *What are the most commonly mined minerals arround the globe

Q: The heat of vaporization of carbon disulfide, CS2, at 25°C is 27.2 kJ/mol. What is the entropy…

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Q: d. For which of the following atoms/ions Li, Li²-, Na+, He", C5+, could the Rydberg formula be used?…

A: d. For which of the following atoms/ions, could the Rydberg formula be used?

Q: Pls help ASAP.

A: Concept:  We have to predict the direction of equilibrium, this can be done using le chatelier…

Q: what are the similarities and difference of plasma and gases

A: Gases and plasma are two states of matter. Matter is anything that occupies space

Q: Which of the following salts would give you the lowest concentration of lead ions in solution if you…

A: Ksp(Solubility Product Constant ) is the equilibrium constant for a solid substance dissolving in…

Q: Part 2: Dehydration of a hydrate salt 5. 6. Explain why a change in the mass of the chemical…

A: 5) Hydrated salts are the salts that have a presence of the water of the crystallisation in their…

Q: Draw the product generated in the reaction shown below and name the functional group generated. CH3…

A: For the given reaction, we can expect a condensed product and the number of 1H and 13C signals for…

Q: 8 For each pair of compounds, determine whether they are structural isomers, enantiomers,…

A: Stereochemistry is branch of chemistry in which we deal with three dimensional arrangement of atoms…

Q: The diagram shows the potential energy diagrams for the reaction A + B → C PE (kJ) H IV Progress of…

A: A catalyzed reaction is generally faster than an uncatalyzed reaction. But both the reactions have…

Q: Pls help ASAP.

A: We would write expression for Ksp by using the dissociation equation. Then using the value of Ksp…

Q: for iron (11) salicylate complex : (Ⓒ) Derive fet A = acl (2) A-Absorbance Kc = c-concentration…

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Q: 38. The amine salt produced from the reaction of ethyl amine with HCl is: A. CH₂-CH₂-NH₂ Cl B.…

A: -> Amine has nitrogen atom which has loan pair hence, it acts like a base.Base can abstract most…

Q: Show how you would prepare monodeuteriocyclopentane (C5H9D) from bromocyclopentane (C5H9Br) using an…

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Q: 1. 2. (leg.) H MgBr D

A: Organic reactions are those in which organic reactant react to form organic products

Q: triple point at 153°C: rhombic monoclinic liquid gas this is not a triple point 000 (c) What phase…

A: INTRODUCTION: The P–T phase diagram of  a sample describes the stability of regions for a pure…

Q: how can we clasify clay is it organic or inorganic compound?

A: Given question is :  how can we classify clay is it organic or inorganic compound? Composition of…

Q: a) b) (ii) (iii) (iv) Draw the structure of [Co(CO)2(NO)(cot)] where cot is cyclooctatriene. What is…

A: Please find the attachment.

Q: (1) MeO₂C CO₂Me 1. Reagents 2. Reaction Conditions 3. Mechanism CH3 0 OH

A: Note- Since the given question is a multiple question, hence I solved first question according to…

Q: In the Molecular Orbital diagram for C₂ (negative one charge) ion how many electrons are in sigma…

A: Given -> C2- -> Atomic number of C = 6  -> When negative charge increases it means electron…

Q: The best way to separate a mixture of methylamine, dimethylamine, and trimethylamine is to O steam…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Use the heating-cooling curve below to answer the following questions. 160. 140 120 100 80 60 40 20…

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Q: Provide STEP by STEP details  correct Explanation.  Question : iron has a face centered cubic unit…

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Q: 27. A 286 mL sample of gas is initially at a pressure of 901 torr and a temperature of 32 °C. If…

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Q: When equal volumes of the indicated aqueous solutions are mixed, precipitation should occur only…

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Q: B: Give the IUPAC name for each of the following polymers? 1- H(-OCH,OCO-CH,CH,CO-JOH 3- (-…

A: As per the rules only the first three sub-parts can be answered

Q: Potential energy at top Ep = mgh E = 300 kg Ep=147000 J 9.8 m/s Reminder 100 km 27.8 m/s CALCULATE

A: Given -> Mass (m)= 300 kg Acceleration due to gravity (g) = 9.8 m/s2 Height (h) = 50 m

Q: stion 2 The reagent which converts a carbonyl group of a ketone into a e OCH3CH2CH2NHCH3; H3O+ O…

A: -> Carbonyl compound has electrophilic center which can give nucleophilic addition reaction to…

Q: Solid Mg2B205 contains the "pyroborate" anion. Draw the structure for this ion. What are other…

A: Please find the attachment.

Q: the pH of this solution is The hydronium ion concentration is The hydroxide ion concentration is M.…

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Q: Calculate the Eocell and equilibrium constant for the following reaction at 25oC. Write the answer…

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Q: I don't understand the last step from B to C of this Heck reaction, so please Draw All the…

A: `To propose the mechanism of the given Hack reaction.

Q: What is the correct IUPAC name for the compound shown here?

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Q: The ionization constant for ammonia is 1.8 x 10-5. What is the pH of an aqueous solution labeled…

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Q: Q.4 (a) Consider the p² electronic configuration. (1) (ii) Calculate the total number of…

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Q: Given the following initial rate data, calculate the specific rate constant. [A]o, M 5.1 x 10-4 5.1…

A: First we would determine rate law using the given experimental data.  Then we can calculate rate…

Q: Calculate the parts per million (PPM) for 56 mg of total dissolved solids in 0.530 kg of solution.…

A: Answer is 105.7ppm

Q: uestion 5 Which one of the following is NOT a good way to ma O CH3COOH, CH31 and K2CO3 O CH3OH,…

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Q: What is the oxidation number of C in CBr4 -1 ?

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Q: If you have a cup of tea (237 g of water at 100.0 oC), how many grams of ice would it take to cool…

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Q: Describe gasfication

A: GASIFICATION:

Q: Predict the product when 2-ethyl-2-hydroxybutanenitrile is heated with 95 % sulfuric acid. O…

A: Concept behind this question Alpha hydroxy cyanohydrin heated with 90% sulfuric acid , first…

Q: Question 28 In an acid-base titration, an indicator is used to purify the sample so percent yield is…

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Q: b) Calculate the mass of oxygen in a 89.2 g sample of calcium phosphate.

A: Since you have asked for part b only, we are providing you a solution for part b of the question.…

Q: is coke ( softdrink) inorganic compound?

A: Inorganic compounds are defined as compounds with lack of carbon and hydrogen bonding compounds or…

Q: Find Ecell for the following voltaic cell at 25 °C: Ti(s) | Ti²+ (aq) (0.550M) || Sn²+ (aq) (0.005…

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Q: 3 Indicate the configuration (R or S) around the chiral carbon(s) in the following compound.…

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Q: Q/ Give the IUPAC name for each ofthe following polymers? (-CH 2 CH 2 CH 0-) n HO(- CH,NHCH,CH,NH-)…

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Q: 10. Consider the two enantiomers of 2-bromopentanoic acid (below). Choose the CORRECT statement from…

A: we have to determine the correct statement for given enantiomers

Q: For the following reaction, 3.57 grams of iodine are mixed with excess hydrogen gas. The reaction…

A: Reaction,   H2 (g) + I2 (s) → 2HI (g)  Given, Weight of Iodine = 3.57 g  Weight of HI = 3.28 g  1…

Q: Determine the rise, run, and slope of the line formed by these points. rise: slope: What is the…

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