1.1. What energy is required to liberate an electron in the n = 3 orbital of a hydrogen atom?

Q: When a sample of solid potassium chlorate is heated strongly, a decomposition reaction occurs. Solid…

A: Mole is calculated by dividing the given mass with molecular mass. When a sample of solid potassium…

Q: Draw the organic product of the Lewis acid-base reaction shown below. Include all lone pairs and…

A: First of all, be familiar with the concepts of the Lewis acid and Lewis base.  Lewis Acid-  The…

Q: half-life of 25.3 s. How long does it take for the concentration of the reactant in the reaction to…

A: Given,  Half life time (t1/2) = 25.3 s 1---1/2---1/4---1/8 So, to fall concentration 1/8 it requires…

Q: Which of the following is a buffer solution? Select all that apply. ✔ 0.34M HNO₂ with 0.15M NaNO₂ O…

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Q: Sketch the general structure of a triglyceride molecule, name the characteristic chemical groups…

A: TRIGLYCERIDES:- Trigkycerides are formed of glycerol with long chain fatty acids.

Q: What is the molarity of a solution that contains 6.00 grams of sodium iodide in a 20.0 mL solution?…

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Q: 5. Rationalize the difference in the atomic and ionic radii of the following species: a) Se (117 pm)…

A: Given that  The atomic radius of Se = 117 pm  The ionic radius of Se2- = 198 pm  The atomic radius…

Q: How many grams of CaCl₂-2H₂O are needed to prepare 200 mL of a 0.2 M CaCl₂ solution? 1 mole of…

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Q: 3. The data below were collected for the following reaction: CH3CI(g) + 3Cl₂(g) → CCl4(g) + 3HCI(g)…

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Q: The most basic compound is:

A: The basic strength of amine depends upon the how much loan pair of nitrogen is available to accept…

Q: 11, Diego is saving turtles from a plastic net and must swim across 1.403 x 1034 molecules water.…

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Q: Chemistry A mixture of 0.446 M Cl2, 0.535 M F2, and 0.804 M CIF is introduced to a closed reaction…

A: The concept used in this question is from Equilibrium chapter of Physical chemistry. Here we have to…

Q: Which of the following will have the highest pH value 0.1M HCI 0.1M NaOH 0.1M NH3 0.1M HC₂H302 0.1 M…

A: Here we have to predict the highest pH of   0.1M solution  of each of  different  acids and bases.

Q: please show the given and required as well as the half-reactions for a more detailed format.

A: So, the given balanced net ionic equation is 2Mn2+(aq) + 5S2O82-(aq) + 8H2O(l) →2MnO4-(aq) +…

Q: For this heterogeneous system 2 A(aq) + 3 B(g) + C(1) 2D(s) + 3 E(g) the concentrations and…

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Q: Convert 14 days to seconds. Round to the nearest whole second.

A: •Here we have to convert 14 days to secons. •So firstly we know that,  a)1 day = 24 hr Than,  14…

Q: describes, explains, or predicts reality (i.e., which model is closer to the consensus model that we…

A: In this question, we need to discuss about daltons atom model and thomsons atom model.

Q: 7. Draw the most stable chair form of trans-1-methyl-3-tert-butylcyclohexane in a chair conformation

A: Conformational analysis.

Q: Explain whether its solution requires qualitative or quantitative analysis.

A: Qualitative Analysis: simply the chemical analysis in which the identification of the components…

Q: How do the following factors affect the antiseptic activity of alcohols: concentration, structure…

A: The following factors affect the antiseptic activity of alcohols  a-concentration b-structure…

Q: Determine indices for the directions shown in the following hexagonal unit cells:

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Q: Help on these two plzeas

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Q: Your Turn... 0.0500 mol of Al reacts with excess HCI to form a solution of aluminum chloride and H₂…

A: Here we are required to find the volume of hydrogen gas trapped in water.

Q: Which of the following mixtures will be buffered when dissolved in a liter of water? 1 mol Calcium…

A: There are two types of buffer solution -1. Acidic buffer : Buffer solution are prepared by the…

Q: Absolute ethanol (100% ethanol, with no water) cannot be obtained through simple fractional…

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Q: What color does a blue solution absorb and what color does a green solution absorv

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Q: A plot of NO₂ versus time is linear. Using this information, identify the factor by which the rate…

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Q: 8. Fill in the missing information in the table below. AzX Notation 115B 20882Pb 23994Pu 5626? 2010?…

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Q: Which of the following orbital diagrams represent the ground state configuration for a neutral…

A: Electrons are filled in a different atomic orbital in an atom. According to the Aufbau rule, the…

Q: Solve the following thermochemical reactions: 2 HCl + Pb PbCl₂ + H₂ H=-1861 J/mole What is the…

A: Note: As per our guidelines, we are supposed to answer only one question when multiple questions are…

Q: If the K₂ of a monoprotic weak acid is 5.3 x 10-6, what is the pH of a 0.18 M solution of this acid?…

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Q: I'm just wondering where the 2.303 comes from? Thank you!

A: The given formula used in this solved problem is logP2P1 = ∆H0vap2.303R1T2-1T1. We have to explain…

Q: What mass of nitrous oxide can be formed from 50.7 g of nitrogen? Express your answer to three…

A: Mass of nitrous oxide can be figure out from the mass of nitrogen reacted.

Q: Discuss meerweim pondorff variety reduction

A: we have to describe Meerwein Pondorf Verley reduction

Q: Allyl sulfide, C6H₁0S, is the substance that gives garlic, onions, and leeks their characteristic…

A: As per our company guidelines we are supposed to answer only one question. Kindly repost the second…

Q: In the resonance structure for the carbonyl group the charges on the atoms are

A: Given compound is organic compound as it contain carbon and hydrogen atoms.We have given the…

Q: What are the units of A in the Arrhenius equation? If the units for k are M-1s-1

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Q: Each of the following reaction sequences has at least one issue that would either prevent the…

A: Electrophilic aromatic substitution reaction are those reaction in which a strong electrophile…

Q: C. Add or subtract and express the answer with the correct number of significant figures and the…

A: Concept based on the general chemistry of significant figures.

Q: This is to be used for reference. Scientists ask: What mass of ethylene glycol (C2H6O2, molar mass =…

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Q: What substituents are attached to the parent chain of the compound below OA. Two ethyl groups OB.…

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Q: On this page just do number 12

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Q: The lone pair on oxygen in the following compound is (A) one localized and one delocalized B) both…

A: Resonance structure: If the Lewis structure of a molecule or ion cannot explain by a single…

Q: The electron shell arrangement 2,8,8,18,16 is most likely to belong to: O a. a. Krypton O b.…

A: Electrons are filled in a different atomic orbital in an atom. According to the Aufbau rule, the…

Q: 3. Which of the following is the BEST document where a laboratory technician can read the…

A: While working with chemicals in labarotory , one should cautiously handle the chemicals ,and read…

Q: A chemical engineer is studying the rate of this reaction. NH, CHI (aq) – NH, (4) +H2O (4) He fills…

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Q: write an equation for the reaction of methanol with sodium?

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Q: Carbon monoxide is a common pollutant in urban environments.On one particular day, the air contains…

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Q: e following does not belong to th

A: Metals are those substances which are electropositive in nature where as non- metals are…

Q: In a lab, 0.80 L of water is added to 50.0 mL of 17.4 M stock solution of humic acid (C9H9NO6). What…

A: To calculate the concentration of resulting solution after dilution with water, we would use…