QUESTION 22 The name for Al 2S 3 is >

Q: 27 - Which one of the following couples can be separated by chemical methods? O A) Mixtures of sand…

A: A) mixture of sand and sugar can be separated by physical method. B) for extraction of iron from…

Q: True or False. Acetone and alcohol can be used by the human body as energy sources even though in…

A: Exploring the metabolic processes of the human body raises the subject of the use of acetone and…

Q: O H 1. NaBH4 2. H₂O

A: The reduction of aldehydes using sodium borohydride (NaBH4) is a common and straightforward chemical…

Q: Gnraphite and iodine are non-metals but they shine. Explain it withlsuitable yeasons.

A: Periodic table mainly consists of metals, non metals and metalloids. Metals are present on the left…

Q: 10. Fill in the boxes H,SO4 H,O

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Q: yes no O yes + no

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Q: Suggest a diene and a dienophile that would give the following products. Part A H Part C

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Q: :Q1. Complete HzC CH3 + KMNO + CH3

A: The reaction given is,

Q: Substitutions of Aromatic Heterocycles DMF POCI3 CH mecanssum mpletely altered by the presence of…

A: In a chemical reaction, the combination of two reactants in an appropriate molar ratio produces the…

Q: Be sure to answer all parts. Provide stepwise mechanisms illustrating how each product is formed by…

A:

Q: 5. Find x if (0.0010-x) 1.8 x 104

A: Answer: This is the sort of equation can often be seen in equilibrium situations, where we have to…

Q: Which of the following are identical?*

A: Homomers are those compounds which are superimposable to each other.  Compound II and III are…

Q: H₂N. NH₂ H₂NOC H₂NOC HN Ho Ho H₂C To HN OH H₂NOC HN CO₂H NaOH/H₂O CF CO,H H₂O+

A: The given reaction is known as Edman degradation, used for determining the N-terminal amino acid…

Q: Baking soda is an essential ingredient for most bread recipes. Without baking soda, describe how…

A: The baking soda is added to neutralize  the  acids in the recipe plus to add tenderness and some…

Q: 2 equiv. HO, H*

A: Carbonyl compound (aldehyde and ketone) reacts with an alcohol to form hemiacetal in the presence of…

Q: 4. Steam activation is carried out using steam at temperatures of between - 800°C and 1000°C. At…

A: In this question, we have to write True or false regarding the given statement.

Q: Choose the correct answer. Choose. HO Choose. Choose. Choose.

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Q: N. PPhy / HO - THF co/Bu HN. ÇOCH, Ph then ('Buoco

A: The organic compounds can be converted to other compounds by use of reagents. The organic reaction…

Q: E NA

A: For geometrical active compounds E and Z nomenclature is assigned based on Cohn Ingold prelog rule…

Q: please help! *urgent* write as many accurate and relevant statements about the picture below. please…

A: The covalent bond that holds together is peptide bond. When carboxylic acid of one molecule reacts…

Q: av =?,GT" -)p =? apl =?,G

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Q: tistical calculations d- bias 7)The mass of AgNO (s)( Fw 1-69.87g/mol) needed to prepare 0.5 L of…

A: 7. Given,Volume of AgNO3 solution = 0.5 LConcentration of AgNO3 solution = 0.0500 MRequired,…

Q: In each row, select the molecule with the highlighted H atom that is more acidic. H مت اور H H S. S

A: Acidity is defined as the ability of a molecule to release protons.  If a…

Q: 22. Categorize each of the following examples as a chemical or physical change. a. bending a metal…

A:

Q: 543.7 g + 568.45627 ml

A: We need to add two numbers with different significant figures.  In addition or subtraction of…

Q: The plot below from your book does NOT have data for ammonia. 1.0 72.00 7-1.50 0.8 71.20 0.6 z.…

A: According to the law of corresponding states, At same reduced temperature and reduced pressure, all…

Q: At what temperature (in K) does uranium hexafluoride have a density of 0.5820 g/L at 0.5073 atm? 1

A:

Q: 1s²2s²2p63s²3p64s²3d104p65s²4d4

A: Here we have to predict the symbol of divalent cation of the following given electron configuration.

Q: F Cincle the chiral center (s) の1 H3 C t \Br

A:

Q: -4 12 1 10 1 11| -1 اشد 8 ppm 6 1 N

A: Chemical shift is expressed in parts per million (ppm) and is related to the magnetic environment of…

Q: 15. A chemist has gathered physical properties data on three unknown lab samples (Table 1). Based on…

A: A compound is water soluble if it can participate in hydrogen bonding. A compound has high melting…

Q: What would part A and B be?

A:

Q: Part F In volcano vents, sulfur is converted directly from the emitted hot gases to form mounds of…

A: Deposition involves the conversion of gases directly into solids without passing through the liquid…

Q: 1. Absolute zero is the temperature at which all particle motion O stops. O decreases. O increases.…

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Q: AHrxn AS rxn AGrxn AS universe >0 0 low T, 0 high T

A: For the Given reaction, 2NH3(g) + 3 N2O → 4N2(g) + 3 H2O(g)

Q: 1. РОСls 2. MеMgCI 3. aq H*

A: 1. Amide reaction with POCl3 produces cyclohexane nitrile. Cyclohexane nitrile react with methyl…

Q: ? 1. 03-78°C 2. (CH3)₂S ety H + H H

A: Given,The reaction:

Q: A good sample of benzoic acid melts at 121-122˚C. However, a student had a sample that melted over a…

A: Given: A good sample of benzoic acid melts at 121-122˚C. However, a student had a sample that melted…

Q: 2. A chemistry teacher searching for his golf ball in the trees this summer found a magical pool of…

A: Given that the mass of the liquid is equal to the mass of 455 golf balls So mass, m = 455 golf balls…

Q: Are the Molecular Formulas of Molecule C and D the same or different? (Circle one) Do the Molecules…

A: Constitutional isomers are those isomers having same molecular formula but have different bonding…

Q: 1. نه 3. A

A: These given reactions are Diels-Alder reaction.The Diels-Alder reaction is a cycloaddition reaction…

Q: What is the main purpose of recrystallisation? A. Chemists recrystallise solids when they want to…

A: Crystallization is the process by which a solid forms , where the atoms or molecules are highly…

Q: A но HO K2Cr207

A: The alkyl nitrile gives the hydrolysis reaction in the presence of acid or base catalyst to form a…