energy In the following illustration the charge of silica will be negative after reacting X Conductive Band Valence Band Si O True O False

Q: Question 1 If 10 drops of pyruvic acid (HC3H3O3) are titrated with 20 drops of 0.25 M NAOH, what is…

A: Answer: Hydrogen concentration of a solution is equal to the negative of the logarithm of hydrogen…

Q: Chemistry An EDTA solution was prepared by dissolving 2 g of the salt in 0.500 L of water. Aliquots…

A: The molarity of MgCO3 can be calculated from its given concentration in g/L as: MMgCO3=0.7682…

Q: Use the data provided to answer this question. Calcium bromide, CaBr2, has a lattice energy of -2176…

A: Lattice energy(∆Hlattice ) is the energy required to form a mole of solid ionic compound from its…

Q: Benzene C6H6 has all atoms in the same plane. Explain the reason by using hybrid orbitals.

A: A question based on introduction to organic chemistry that is to be accomplished.

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Q: Which liquid, water or hexane (C6H14) would be O water O hexane O impossible to tell

A: As we know, like dissolves like  Means, polar substance dissolved in polar solvent and non-polar…

Q: GeF3H is formed from GeH4 and GeF4 in the combination reaction:…

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Q: Chemistry 3. Propose a synthesis of the molecule below using A., B., and C. as your carbon atom…

A: Here we are required to synthesize the given compound.

Q: Why is nitrogen used in the decomposition of ethanal to produce methane and carbon dioxide?

A: Because nitrogen is inert gas.

Q: Name and draw the major product(s) of electrophilic chlorination of the following compounds: a)…

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Q: A 1.0-g fat was titrated against a 0.500-M KOH and consumed 13.0-mL of the titrant. A blank analysis…

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Q: Draw the structure of potassium 2-amino-3-pentynoate A lactone is a cyclic: b) amide a) aldehyde c)…

A: The structure of an organic compound is written in the following steps: Determine the number of…

Q: What is K for a reaction if ∆G° =-64.2 kJ/mol at 25.0 °C? (R = 8.314 J/mol ･ K)

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Q: Q9. Identify the product A of the following aldol reaction and draw a curved arrow mechanism to…

A: here we are required to predict the product of the reaction.

Q: 3. Circle all the electrophilic sites on the following molecule, H. HN N. H HO он

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Q: Consider the following dissociation reaction of iodine at 1000 K: 12(g) = 21(g) The following data…

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Q: calculate the voleme in Hitres of a 296 9/2 Contains 213 g of zine nitrate zinc nitrate sotution…

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Q: Boyle's law r 80

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Q: Kristen dissolves 28.01 grams of NaOH in enough water to make 236 mL of solution. What is the…

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Q: Consider the following hydroboration/oxidation of an alkene. OH 1. BH3, THF -CH3 2. HаОг, NaOH, H-О…

A: The intermediate formed in the given reaction = ?

Q: Pick the intermolecular force MOST responsible for the stability of the a-helix in proteins.…

A: There are different structures of protein-  1- primary structure 2- secondary structure 3- tertiary…

Q: For a chemical equation, A ßà B, where the equilibrium constant is 1, K = 1, which statement below…

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Q: A vernier caliper was used for taking the diameter of a sphere of unknown material. The radius…

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

Q: Below is a primary alcohol or and an aldehyde (of same carbon length). Which is more likely to be…

A: The solubility in water depends on the intermolecular interaction among the water molecules with…

Q: Chemistry b) What is the IUPAC name of the following compounds? Br CH3 CH3 H3C H- Но- -OH OH

A: Let us discuss the IUPAC nomenclature.

Q: PHYSICAL METHODS OF WATER TREATMENT (CLEANING) 1. filtration 2. coagulation 3. desalination 4.…

A: Physical method for water treatment is-  1-Filtration Other given process are always make use of…

Q: The thermal decomposition of molten sodium chloride into elemental gaseous sodium and elemental…

A: The thermal decomposition of molten sodium chloride into elemental gaseous sodium and elemental…

Q: 0.100M solution of monoprotic weak acid has a pH of 3.00. What is the pKa of this acid?

A: Let , weak monoprotic acid = HA  pH = 3.00  [HA] = 0.100 M

Q: Calculate the entropy of the phase change of uranium hexafluoride from gas to solid. UF6(g) → UF6(s)…

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Q: What is the product of the following reaction ? 1) NaOH NH 2) PHCH;Br „NH2 Ph H. Ph

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Q: olume Measuring the pH change after adding NaOH: Trial 1 Initial pH New pH % pH Change 5.20 5.48

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Q: Know the types of sugars that the following reagents react with and what physical appearances are…

A: Reducing sugars containing the aldehyde or ketone group in the carbohydrates that can act as the…

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A: Since you have posted multiple questions, the answer for first question is given below. Kindly…

Q: MISSED THIS? Watch KCV 19.6; Read Section 19.6. You can click on the Review link to access the…

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Q: Why is nitrogen mixed in reactions involving combustible gases?

A: Nitrogen is mixed in reactions involving combustible gases beacause:

Q: In a Dewar flask (an adiabatic enclosure), 20 g of ice at -5°C and 30 g liquid water at 25°C were…

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Q: The following syntheses have flaws. What is wrong with each? CI la) CH3 co,H (b) CI „CH3 1. Cl2,…

A: In each reaction step using given reagent some step are using incorrect that is given below in next…

Q: Please answer this NEATLY, COMPLETELY, and CORRECTLY for an UPVOTE. 1. Calculate the entropy change…

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Q: 2. Draw the following compounds а. 2-ethoxybutane b. 3-aminohexane

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Q: Which ion has the stronger ion-dipole forc

A: Which ion has the stronger ion-dipole force?

Q: Q.7. Which of the following metal(s) would you expect to form a substitutional solid solution having…

A: To find the metal(s) that would form a substitutional solid solution having complete solubility with…

Q: • Draw the chair conformations of the following compounds and determine which geometric isomer is…

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Q: Write the correct cell notation for the following reaction. (Hint: find anode and cathode first) for…

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Q: Provide the mechamism for the given reaction.

A: In this question, we will draw the mechanism from the right side ( starting material ) to the left…

Q: Exposure to arsenic can result to subacute to severe toxicity and can sometimes be lethal and cause…

A: The question is based on the concept of gravimetric analysis. We have to calculate percentage of…

Q: 3 For the following items, refer to the compounds in the figure below: CH3 H3C. H3C Figure 1 SCH…

A: Figure 1 and Figure 2 when reacts with following reagents are ,-  Figure 1 and Figure 2 is given…

Q: 3. A0.1017-g sample of KBrO, (MM 167.0) was dissolved in dilute HCl and treated with an unmeasured…

A: Given reactions are :  Mass of KBrO3 = 0.1017 g  Molar mass of KBrO3 = 167.0 g/mole  Volume of…

Q: Transmittance/% 100 50- A B 3000 2500 2000 1500 1000 500 Wavenumbers //cm Figure 2. IR spectrum of…

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Q: Which of the following is true regarding solubility in aqueous solutions as opposed to solubility in…

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Q: Find The energy level, degenercy and first excited state of two identical particles moving in a…

A: Two find the energy of first excite in a harmonic oscillator 1- for two bosons 2- for two fermions