How many Be atoms are there in a 83.0 gram sample of Be? atoms Submit Answer Try Another Version 1 item attempt remaining

Q: Draw the product of the oxidation of the given aldehyde. Include all hydrogen atoms. Select Draw /…

A: Oxidation of Alcohols gives the formation of carboxylic acids. Following reagents can be used for…

Q: 5 Which of the following complexes exhibits linkage isomerism? [Pt(NO)2(NO3)2] [NiBr₂(en)₂]…

A: Here we are required to find the complex which is exhibit linkage isomerism

Q: Preparation (A Review) [Show your solutions.] Describe the preparation of a. 750mL of a solution…

A: As 0.09 M contains 0.09 mole in 1000 ml   so in 750 ml it should contain = 750*0.09/1000 =0.0675 mol…

Q: A 1.263 g1.263 g sample contains only vitamin C (C6H8O6)(C6⁢H8⁢O6) and sucralose…

A: Let the mass of Vitamin C be x then Mass of Sucralose will be (1.263 - x) Molar mass of Vitamin C =…

Q: A 1.000 g sample of an aluminum is dissolved, and the sulfate precipitated as BaSO4. The precipitate…

A: Mass of sample of Al = 1.000g Mass of BaSO4 precipitated = 0.3486 g Molar mass of BaSO4 = 233.38…

Q: State the type of reaction and give the structure of the product when cholesterol is heated with…

A: Here we have to write the product formed by the reaction of cholesterol and ethanoic acid in…

Q: What is the precipitate which forms when solutions of Na 3PO 4 and Fe(NO 2) 3 are mixed?

A: Precipitation reaction are those in which there is formation of precipitate. Balanced chemical…

Q: Solve AHºp for each (i) 2H₂S(g)+30₂(g) —> 2SO₂(g)+2H₂O(g) -> (ii) SiO₂ (s)+4HF(g) -> SiF4(g)+2H₂O(l)

A: Solve ∆H° for each--

Q: Use the following atomic masses (in g/mol): Ca = 40.08; C = 12.01; O = 16; Na = 23; Cl = 35.45…

A: 200 mg sample of pure calcium carbonate was acidified and dissolved in 500 mL of solution. A 50 mL…

Q: Given the cell notation below, determine the: a. Cathode and anode for the cell b. The reduction…

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Q: How many ¹H NMR signals does 2-chloro-3-methyl-2-butene exhibit? Assume both allylic methyl show as…

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Q: Which of the following pairs are stereoisomers? a. Propanoic acid and lactic acid b. S-(+)-limonene…

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Q: Arrange the following Newman projections of butane in order of energy. CH3 HCH3 CH3 H3CCH3 H CH3 Н…

A: we  have to determine order of energy for the given conformers

Q: aq 6. (i) Define pH in words. The strong acid HCl has a pH value of 1, use the following equation…

A: 6)  HCl(aq) ➝ H+(aq) + Cl-(aq) HCl is strong acid. i) Define pH pH = 1 Hydrogen ion concentration =…

Q: solution 0.1 M NHACI 0.1 M NaCN 0.1 M KCI 0.1 M C6H5NH3Br PH choose one 1 (lowest) 2 4 (highest)…

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Q: 9:15 Part 1 Several chemical reactions happen in bioluminescent algae. One of the most important is…

A: If energy is absorbed during a process, then reaction is endothermic and if energy is released…

Q: If you want to make 50mL of a 15% glucose solution, how many grams of glucose do you need to weigh…

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Q: Complete the following table, which lists information about the measured acid dissociation constants…

A: Formula- pKa= -logKa Ka= 10-pKa

Q: A bacteria may be able to reach its optimum capacity for growth given that a) All nutrients may be…

A: Chemistry can be defined as the branch of science that deals with study of behaviour of matter

Q: 16 A first row transition metal ion, M³+, was allowed to react with two sets of monodentate ligands,…

A: Given that, M is a first row transition element. And D and E- are the two monodentate ligands. The…

Q: Deterioration of buildings, bridges, and other structures through the rusting of iron costs millions…

A: 4Fe(s) + 3O2(g) -------> 2Fe2O3(s).∆Hrxn= -1.65 × 103KJ Weight of Iron(Fe) = 0.100 Kg = 0.100 ×…

Q: Use the information and table to answer the question. A chemistry company is hired to produce sodium…

A: Law of conservation of matter states that total mass of reactant is equal to total mass of product.

Q: PROBLEM: A key step in the production of sulfuric acid is the oxidation of SO₂(g) to SO3(g): 2SO₂(g)…

A: Dear student ,   since you have posted multiple questions we will allow to solve only first question…

Q: Which of the do/does not rotate the plane of polarized light? a. 3-methyloctane b. (-)-lactic acid…

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Q: Part C - Comparing and Contrasting the Two Types of Voltage-Gated lon Channels Sort the phrases into…

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Q: 1,3-dimethylcyclohexane can exist in a chair conformation with its substituents in the equatorial…

A: Conformational isomers: The conformational isomers are formed by the rotation of a carbon-carbon…

Q: Ephedrine (2-methylamino-1-phenylpropanol) is a drug that is used as a decongestant and…

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Q: 9. Complete the table by supplying the missing quantities, where the molar mass of the analyte is…

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Q: 1. Lithium hydrogen carbonate decomposes by heating as shown in the bal 2 LiHCO3 (s)→ Li₂CO3 (s) +…

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Q: What are the measures to prevent corrosion of metals (look for the electrochemical reactions…

A: There are various methods that we can follow to prevent the corrosion of metals. Some of the methods…

Q: Calculate the number of milliliter of ammonia whose density is 0.99 g/ml, 2.3% by weight NH3 which…

A: Given , Reaction : 3 NH3+Fe3+→Fe(OH)3+3NH4

Q: Ex099 Which of the following is the product(s) of the (1) NaBH, ? (2) H₂O* CH₂R (A)RCH₂CO₂H…

A: The reaction occurs as follows  NaBH4 Being reducing agent supplies hydride ion in solution.

Q: 2. Phoebe was tasked to ensure that an enzyme responsible for keeping her species from extinction…

A: (A) As we know that a buffer consists of weak acid/base and its conjugate base/acid (respectively…

Q: A chemical reaction produces 3 L of CO, under STP. How many moles of CO₂ were produced?

A: Volume of CO = 3 L

Q: Which half-reaction correctly represents oxidation? A Fe() →Fe +2 (aq) + 2e- B Fe +2 2² (aq) → Fe +…

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Q: another reaction to produce 6.0 g of C4H9NO5S. These 6.0 g of C4H9NO5S react with excess CH3OH to…

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Q: Name the alkyne shown. CI- name:

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Q: An analytical chemist is titrating 230.5 mL of a 0.1500M solution of isopropylamine ((CH3), CHNH₂)…

A: Isopropylamine, (CH3)2CHNH2(aq) is a monoacidic weak base with pKb = 3.33 HNO3(aq) is a monoprotic…

Q: With the help of a chemical reaction, show the process of complete hydrogenation for…

A: Given question contains basic biochemical reaction with its side effects.

Q: Give the IUPAC name for this molecule. CH3 T CH3CHCH2CH₂CH || FURLO

A: For IUPAC naming following steps are required-> Identify the longest carbon chain containing…

Q: There are protons, neutrons, and electrons in 147₁ Hs+5

A: Detail description is given below

Q: Н. H Н Н Н HICT :Z-T Н

A:

Q: Consider structure A below. In box (i), draw a functional isomer of A. In box (ii), draw a skeletal…

A: Isomers have same chemical formula but different structural formula or arrangement of atoms in…

Q: 4 Which of the following statements is TRUE about the complex, diaquabis(oxalato)ruthenate(II)? The…

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Q: The structure of cyclohexane is shown. H₂C | H₂C CH₂ | CH₂

A: Cyclohexane is known as cycloalkane having the formula C6H12

Q: Classify each monosaccharide according to the position of the carbonyl group and the number of…

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Q: 20 mL of 0.01 M V2+ is titrated by 0.01 M Ce4+ in 1 M HCI using SHE reference electrode to find the…

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

Q: 5. Describe the principle on which each of the following GC detectors are based: (a) flame…

A: 1) Flame ionisation detector: In this detector, a flame is used to ionise the sample ( specially…

Q: By what factor does the Rate=k[HNO₂]/[NO]₂] change if each of the following changes occurs: (a)…

A: Given that, Rate=k[HNO₂]/[NO]. We have to tell by which factor the rate is changed under the…

Q: 4. Circle the strongest acid of the following set of molecules (A, B, and C). Explain your choice.…

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Mass Spectrometry

This process is an instrumental method in which a sample is changed to fast moving positive ions by electron bombardment. The charged particles vary due to their different mass to charge ratio and are estimated with the help of this difference. It is also called mass spectroscopy.