Cools Cools Heat Energy Warms Cools Warms Warms Temp erature

Q: A spot of black ink was placed on a strip of fiter paper. The chromatogram was developed using an ap...

A: Chromatography is based on the principle that two substances are dissolved in the same solvent but t...

Q: What is the IUPAC name of the following compound? CI Br 2-bromo-3-chlorocyclohexene 1-bromo-6-chloro...

A: for IUPAC nomenclature numbering will start from alkene position, hence the carbon which is contain ...

Q: Which of the following monochromator terms is NOT correctly defined? O refraction: scattering of lig...

A:  Question 10 A mochromatic ( mono = single)  light is a light with a single wavelength or frequency ...

Q: 0.003 - 0.00218 0.002- M 0.001- 10 15 20 25 30 seconds created Is H2O2 being created or destroyed by...

A: The concentration v/s time curve of H2O2 is given as,

Q: What is the coefficient for HBr when the following equation is balanced with the smallest whole numb...

A: Br2 + H2O -------> HBr + HBrO3  This equation is not balanced.  

Q: 7.

A: Cabonyl carbon is more electrophilic centre than alkene . For addition of nucleophile to alkene , we...

Q: Et dl LIOH H2 NO H Et 401

A: We have been asked to predict the mechanism for the given reaction. We have been given hydroxylamine...

Q: ОН Pi-delocalization A Present B) Absent

A: ★ Answer : pi-delocalization (A) Present   • A delocalized π bond in which the electrons are free to...

Q: Write YES if the statement is true about intermolecular forces and properties of solid, liquid, and ...

A: Intermoleular forces are the forces that exist between molecules and intramolecular forces are the f...

Q: The decomposition of N,0, can be described by the equation 2 N,0,(soln) → 4 NO, (soln) + 0,(g) Consi...

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Q: Write the formula of the ff a. DIAMMINEDICHLOROPLATINUM II b. potassium diamminetetrachlorochromate ...

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Q: From 4 answer 5 only 1 / What is the product of chlorination (Cycodecam) 2/ What is the product of t...

A: This is a question with multiple subparts. According to bartleby guidelines I need to solve only fir...

Q: 7. If the atmosphere is 25 degC and 1.2 atm and contains 0.79 mole fractions of N2, 10$ mole fractio...

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Q: Question 17 II в D Which part in the figure disperses light into its component wavelengths and selec...

A: The part which is in the figure disperses light into its component wavelengths and select a narrow b...

Q: What is the most proper major product for this reaction scheme? 2. 2. 1. 2CH,MgBr, THF 2. H D O A

A: Acid chlorides react with two equivalent of Grignard reagents to produce tertiary alcohols. Because ...

Q: Calculate the activity of La3+ in a saturated solution of La(IO3)3. Ksp =  1.0 x 10-11 1.7 x 10-4 ...

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Q: 2. List 4 (FOUR) polymers that you encounter every day. 3. Describe the physical properties of the p...

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Q: How many grams of gas are present in each of the following cases? a. 0.100 L of CO₂ at 307 torr and ...

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Q: Chrome File Edit View History Bookmarks Profiles Tab Window Help 32% O Purple/Black Iridescent x G w...

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Q: What is the mass in grams of 7.70 × 1014 lead (Pb) atoms? × 10 Enter your answer in scientific notat...

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Q: Bond polarity Polarity of molecule Molecule Lewis Structure Central atom Shape of (can be done on se...

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Q: PRELIM ACTIVITY #1 ORGANIC COMPOUNDS 1. Write structural formulas for the following compounds: 2-chl...

A: As per our company guidelines we are supposed to answer only first three subparts. kindly repost oth...

Q: Some chemicals, like hydrogen peroxide, are prone to decomposition by photocatalysis. How can you pr...

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Q: How many grams of oxygen are required to burn 0.10 mole of C 3H g? C 3H 8+50 2 –→ 3CO 2+ 4H 20 О а. ...

A: We have to predict the mass of oxygen required.

Q: The reaction between aluminum and iron(III) oxide can generate temperatures approaching 3000°C and i...

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Q: 7. How do the solubility of esters in water compare to that of comparable alkanes and alcohols. Expl...

A: The organic compounds that can form intermolecular hydrogen with water are water  soluble provided h...

Q: 2. Name the following hydrocarbons using the IUPAC system: CH3(CH2)2CH3 СНЗСН2CI а. b. c. CH,CH=CHCH...

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Q: 1.) How many grams of a 75% v/v hydroalcoholic solution should be used in preparing 16 fl.oz. of a 1...

A: Since you have posted multiple questions, we are entitled to answer the first only. Given: Concentra...

Q: Aqueo us sulfurous acid (H2S03) was made by dissolving 0.200 L of sulfur dioxide gas at 19°C and 745...

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Q: Using the given data, determine the following information: What is the max of Ben? 450 nm 400 nm 750...

A: As λmax is the wavelength where the sample of compound of same concentration show maximum absorbance...

Q: Calculate the work done by 5 moles of an ideal gas during the expansion from 5 atm at 25 C to 2 atm ...

A: Solutions                     Given that P1 = 5atm n = 5moles  T = 25 C P2 = 2atm T= 50C  

Q: II в D What is the design of figure I1? O diode array spectrophotometer O single beam spectrophotome...

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Q: CH,CH3 CH3 CH;CH,CHCHCH,CHCH3 CH(CH3)2

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Q: 4. Percent by Mass/Volume Concentration A 50 ml of 12% by mass per volume solution was used in an ex...

A: Given, Volume of solution = 50 ml Mass per volume percentage = 12%

Q: What is the IUPAC name of the following compound? CI Br O 2-bromo-3-chlorocyclohexene O 1-bromo-6-ch...

A: Which of the following is correct

Q: 3. When a mass of 337 mg of an unknown compound was dissolved in 750mL of water, the solution's free...

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Q: Methanol (CH3OH) burns in air according to the equation 2CH;OH + 30, → 2CO, + 4H,O If 229 g of metha...

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Q: molar mass

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Q: Three resonance structures of the given anion are possible. One is given, but it is incomplete. Comp...

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Q: .N. 25°C

A: Mechanism of Reaction 1 - 

Q: The rigid rotor model is often used to study the rotation of diatomic molecules. In this case, there...

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Q: Draw the correct product for the given Diels-Alder reaction. Select

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Q: How much free lead (II) ion is present in a 95.4 mL of a solution that contains 136.8 microgram of P...

A: Answer: Higher the formation constant, more stable will be the compound. The value of high stability...

Q: Elemental phosphorus is produced from calcium phosphate in the following reaction. What is the coeff...

A: We have to predict the coefficient of carbon.  

Q: Balance the following aqueous chemical reaction. Note: Review OpenStax Chemistry 2e 4.1 e if you nee...

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Q: Calculate e values for the galvanic cells based on the following overall reactions. Assume that all ...

A: Given reactions are : (a). Cr3+ (aq) + Cl2 (g) <--------------> Cr2O72- (aq) + Cl- (aq)   (b)....

Q: Calculate the "Third Law" entropy of CCla gas at 200 °C from the following data for CCl4. o S9s(liq)...

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Q: What is the IUPAC name for the molecule shown below?   a 1,2-dimethyl-1-propylcyclopropane   b 2...

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Q: Below are the proposed elementary steps and enthalpies for the mechanism of burning coal, C(s). (1,...

A: Given mechanism: Step 1:    C(s) + H2O(g) ⇌ CO(g) + H2(g)            (fast) Step 2:    CO(g) + H2O(g...

Q: 3. Molality How many grams of solute is present in 2.5 moles Magnesium hydroxide, Mg(OH)2 in 669 g w...

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