TRANSMITTANCE [%] 100 08 Unknown 11 4000 3500 3000 2500 2000 WAVENUMBER [cm-1] 1500 1000 500

Q: The temperature of a sample of aluminum increased by 22.5 degrees celsius when 257 J of heat was…

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Q: Balance the following redox reaction in basic solution using the half reactions method. Zn(s) +…

A: Since, In redox reaction, Oxidation and reduction reaction both takes place simultaneously.

Q: means for storage of solar energy. Photovoltaic panels are used to generate electricity, which then…

A: We will first calculate pressure of dry hydrogen. The calcualte mass of hydrogen using ideal gas…

Q: Balance the following redox reaction in acidic solution using the half reactions method. CuS (s) +…

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Q: The compoind CuNO3 is named: a) Copper (I) Nitrate b) Copper (II) Nitrate c) Copper (II) Nitrite…

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Q: When 0.5 g of a liquid is completely evaporated and collected in a liter manometer, the pressure is…

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Q: Zinc oxide reacts with water to form zinc hydroxide. If 0.25 mol of zinc oxide is reacted with 0.25…

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Q: Consider the reaction given bellow CH COOH(aq) → CH₂COO-(aq) + H₂0+ (aq) Η adding a few drops of…

A: We have to determine the effect on pH on adding few drops of acid

Q: c) Aqueous Ba(OH)₂ is reacted with two equivalents of gaseous HC1 Enter your chemical notation here

A: When an acid reacts with a base results in the formation of salt and water this type of reaction is…

Q: 2. In both the virtual and actual (previously performed) laboratory experiments, why was ethanol…

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Q: Draw a Lewis structure for each of the components of the reaction and using bond enthalpies chart in…

A: Given - H2(g) + 1/2O2(g) -> H2O(g)

Q: The primary cation electrolytes include the following EXCEPT: O A. Sodium OB. Phosphate OC.…

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Q: Question 5 of 19 Maemillan Learni What is the concentration of a 52.45 mL solution of HBr that is…

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Q: Determine the major product (include stereochemistry) HBr

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Q: When the ionic compound NaCIO is dissolved in water, which species will react with water to a…

A: First we need to write the ions of NaClO and check the strength to react.

Q: 2. Show the mechanism and predict the products of the Diels-Alder reactions below € +

A: These reaction are examples of 4n+2 Diels alder reaction . Since the reaction involves the formation…

Q: Calculate the sample standard deviation, s, for this set of data: 5.2, 7.8, 8.6, 9.6, 2.0, 8.7

A: Here we are required to find the standard deviation for the given set of data.

Q: Determine the relative solubilities of the following zinc compounds: Compound 7n (DO) Ksp Relative…

A: The equilibrium between the soluble ions and insoluble salt can be described by the solubility…

Q: 7.8 Give the starting alkene used to prepare the product. KI H3PO4

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Q: create a concept map showing the synthesis and degradation of nucleic acids

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Q: Question. Determination of percent water (%H₂O) in hydrated FeSO4nH₂O is demonstrated in General…

A: Here we are required to find the average number of water molecule as well as % of water in the…

Q: What is exothermic and what is endothermic?

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Q: emonstrated in General Chemistry Laboratory (I), Chem. 105. The following table ontains the results…

A: Given is the data of the experiment performed by various groups and we have to find the correct…

Q: Use the References to access important values if needed for this question. What volume of carbon…

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Q: Use the References to access important values if needed for this question. A 14.3 gram sample of…

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Q: A student runs two experiments with a constant-volume "bomb" calorimeter containing 1000.g of water…

A: a) Mass of water, mw = 1000 g Change in temperature, ∆t = t2-t1 = 71.24°C - 24.00°C = 47.24 C…

Q: What is the ionic formula for the following ?  zirconium thiosulfite aluminum borate

A: In the ionic formula, different ions like cations and anions are mentioned along with their formal…

Q: which of the following atoms (or ions) has the smallest radius? a) K+  b)Ar   c) Cl-

A: The mentioned ions and the noble gas have similar electron counts i. e. 18. Hence they are known as…

Q: Which best represents the expected final product/s from the following reaction? H₂C O H₂C O H₂C OH…

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Q: A voltaic cell is prepared using copper and silver. Its cell notation is shown below. Cu(s) | Cu2+…

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Q: b) Write the products of your compound and the following reagents. If the reaction would not work…

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Q: Draw a Lewis structure for each of the components of the reaction and using bond enthalpies chart in…

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Q: If the following electrochemical cell is constructed, what voltage will be measured on the…

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Q: In the laboratory, a student dilutes 29.1 mL of a 9.35 M hydrobromic acid solution to a total volume…

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Q: Arrange the following phenols in terms of increasing reactivity with NaOH. Drag the correct boxes to…

A: Given 2-iodophenol 3-methoxyphenol 4-cyanophenol

Q: What is the pH of a 0.117 M solution of acid HA if the ionization constant (KA) of this acid is 0.42

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Q: Choose the resonance structure that results from the arrow pushing scheme bela Co :0: O H :0: -Ö:0…

A: Here we are required to find the correct resonating structures of the given compound.

Q: Provide the values for STP

A: The value of Temperature , pressure and volume at STP is :

Q: Choose the resonance structure that results from the arrow pushing scheme below: 8 O ✪ OH Save for…

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Q: When the ionic compound CuCl₂ is dissolved in water, which species will react with water to a…

A: -> conjugate base of strong acid is weak base . -> conjugate acid of weak base is strong acid…

Q: Galactomannan and ß-glucan are both soluble indigestible dietary fibers, but only ß-glucan is…

A: Galactomannans are the storage polysaccharides that are observed in various plant seeds which…

Q: It requires 0.426 L of air to fill a metal foil balloon to 1.000 bar pressure at 25°C. The balloon…

A: Answer: This question is based on combined gas law which is shown below: P2V2T2=P1V1T1 Here:…

Q: Current Attempt in Progress It requires 0.426 L of air to fill a metal foil balloon to 1.000 bar…

A: Given -> Volume of air at initial condition=V1=0.426 L Initial condition…

Q: 1. Consider this compound ("your compound"): CH₂0 (11 I I'

A: tollens test is used to detect the presence of aldehyde or ketone in a sample, but only alpha…

Q: 2. Find AS for the conversion of 54.0 g of ice (MW = 18.0 g/mol) at -20°C and 1.00 atm to steam at…

A: During a phase change temperature remains constant and as the whole phase change has taken place the…

Q: Write the correct IUPAC name of the following compound. * 요 ОН

A: For writing the IUPAC name first principal carbon chain is selected that is longest carbon chain…

Q: Provide a mathematical expression for the combined gas law and solve for V2

A: Combined Gas Law is a mathematically expression that relates Pressure, Volume and Temperature. The…

Q: What is specific heat & heat capacity? How to distinguish between them?

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Q: What is the pHpH of a buffer solution prepared by mixing 20.0 mLmL of 0.0500 molL−1NaOHmolL−1NaOH…

A: We have to calculate the pH of buffer solution

Q: An aqueous solution of propyl alcohol is made by transfering 4.49 mL of liquid propyl alcohol to a…

A: Given: The volume of propyl alcohol taken = 4.49 mL The volume of the solution in the volumetric…