1. In this chemical equation, 2Mg(s) + O2(g) —> 2MgO(s) , what is being oxidized? 2. In this chemical equation, 2Mg(s) + O2(g) —> 2MgO(s) , what is being reduced? 3. in this method, a redox reaction is seen as a pair of half-reactions that occur simultaneously, the oxidation and reduction half-reactions

Q: 2. Balance the following half-reaction in an acidic solution: Cr,0," Cr*

A: Redox reaction are those in which both oxidation and reduction reaction occurs simultaneously.

Q: The rate constant of a certain reaction is known to obey the Arrhenius equation, and to have an…

A:

Q: Similar to teams of ballplayers, elements have symbols (abbreviations or logos) and are arranged in…

A: Element name Element symbol Group number Period number  Chlorine Cl 7 3 Calcium Ca 2 4 Radium…

Q: Acetic acid has a Ka value of 1.8×105, what is its Kb value? Section а. 5.6x10-10 b. 1.8×10-19 с.…

A: Given that, Ka= 1.8×10-5 Then, Kb= ?

Q: How many milliliters of a 0.200 M sodium hydroxide solution are needed to react with 18.0 mL of a…

A:

Q: Electrochemistry: Calculate:      a. Electrical Energy      b. AG°      c. K od the reaction.

A:

Q: 21) Pease que te appropuae named on geanal kypes g veastins heeded to dompute the f Synithess. 2? 3?

A: Since, this is a multiple questions. So, I will solved first question for you with details…

Q: 1.0 L buffer solution is 0.250 M H*C_{2}*H_{3}*O_{2} and 1.050MLi*c_{2}*H_{3}*O_{2} Which of the…

A: A buffer solution has a weak acid solution and it's conjugate base solution.

Q: PPM OH CI CH2-CH3 CH3-CH2-CH2-CH-OH CH3-CH一CH2-CH3 CH3-C CH2-CH3 CH3 CI

A: We have to observe the number of the peaks and it's splitting pattern to determine the structure.

Q: It is located 30 km above the Earth's surface (roughly in the middle of the stratosphere), the…

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

Q: 6. oraw the viructure for each compound. a. (3R)-3-methylnexane 6. (4R, 55)-4,5- diethyl octane 4) 1…

A:

Q: 2. molecular equation Na,SO,(aq) + Ba(OH),(aq) net ionic equation 3. molecular equation AGNO (aq) +…

A: For net ionic equation , we generally ionise the species which forms solid product in acquous…

Q: deive off water by heated to कं +oलकeक +चंs Proceg cautषं? A. B0iगin्g . पूवम्पंo e. Hydaated D.…

A:

Q: A coffee-cup calorimeter contains 50 mL of water with an initial temperature of 24.8°C 1.972 grams…

A: Given :-  Initial temperature of water = 24.8° C  Volume of water = 50 mL  Mass of metal = 1.972…

Q: ography - fa) Define polarography. Br efly explain different types of mass transport process and the…

A: The method of Polarography is used extensively to determine thr trace metals in the pharmaceutical…

Q: Different Beer-Lambert analyzes were given with different substances, based on the data presented,…

A: R2 represents how well regression line fits the data. Higher the R2 value lower is the standard…

Q: 60. Silicon has three naturally occurring isotopes (Si-28, Si-29, and Si-30). The mass and natural…

A: For isotopes , total abundance of all isotope in total is 100% . So we can use given abundance of…

Q: Draw a plausible mechanism for the reaction shown below. Provide explanations for each step in the…

A:

Q: Identify the nucleophile, the substrate, and the product in the following reaction. Account for all…

A:

Q: 5. Name each of the following: a) CH;CH,CH,CH,CH,-NH, b) CH;CH,CH,CH,-NH-CH,CH,CH,CH3 CH;CHCH3 c)…

A:

Q: Writing Equations for Acid Reactions: Write an equation for the reaction of hydrochloric acid with…

A: Reaction of acid with metals When an acid react with metal it produces metal salt and hydrogen gas…

Q: Calculate the water activity aW of a solution of 10 mass% of sucrose in 100g of water (Molecular…

A: Given that,                  Molecular weight of H2O=18 Molecular weight of( saccharose=sucrose)…

Q: Suppose that ammonia, applied to a field as a fertilizer, is washed into a farm pond containing 3.0…

A:

Q: How many liters of 10% sulfacetamide suspension can be made from 1 gallon of 15% sulfacetamide…

A:

Q: 5. For a pure substance a. Derive the following expression пк T. b. How does the molar entropy…

A:

Q: Determine the Ka of a 0.10-M solution of hydrogen sulfate ion, HSO,¯, that is 1% ionized. Hint:…

A: we need to find Ka of the solution

Q: The Robinson annulation is a combination of two carbonyl coupling reactions, the Michael reaction…

A:

Q: A molecule or ion that donates the hydrogen in a hydrogen bond is a hydrogen bond donor A molecule…

A: Hydrogen bond donor: If the species contains a hydrogen atom bonded with an electronegative atom…

Q: What type(s) of intermolecular forces must be overcome when liquid dipropyl ether…

A: In this question, we will selected the correct intermolecular forces between the ether molecules.…

Q: Which of these properties could be to distinguish acid from basis?? A) Acids change colors in…

A: Here, we have to find the property that could be used to distinguish acids from bases.

Q: Chemistry The following information is given for mercury at 1 atm: T, - 356.60°C Ta--39.00°C…

A: Boiling point of mercury Tb = 356.60 °C Melting point of mercury Tm = - 39.00°C Latent heat of…

Q: अ @मांयंपल H is Pa=4.81 Pe=4'05 bak , 6= 4.63ba stendertonange in gibas fee enesy च अंट ? bak, P=451…

A:

Q: 3 2 PPM OH CI CH2-CH3 CH3-CH2-CH2-CH-OH CH3-CH-CH2-CH3 CH3-C CH2-CH3 CH3 CI

A:

Q: (a) Below are 'H NMR, 13C NMR and IR spectra of ONE of four compounds: toluene, methyl benzoate,…

A:

Q: What is the H₃O⁺ concentration in this solution 0.50 M HCHO₂?

A:

Q: Which group in eoch poír is anegned the higher priority in R, nomenciature ? o FO9) - NH2 c -CH(CH3…

A: The correct answer is given below

Q: Air conditioners dry the air while they cool the air. Suppose an air conditioner is used to cool a…

A:

Q: 0.2 mL of 0.10M NaOH is needed to titrate an unknown acid with a volume of 10.15mL. The final…

A: Given that -  Molarity of NaOH = 0.10 M  Volume of NaOH = 0.2 mL  Volume of unknown acid = 10.15 mL…

Q: 2. Calculate the molarity of these solutions: a. 35.0 mol NaCI in 0.872L solution b. 98 g CuSO4 in…

A: We Know That,      Molarity=(no. Of moles) /Volume in litres (a) Molarity=35mol/0.872L=40.137mol/L

Q: The pK, of CH3CH;CH2OH is than that of CH3CH2CH2SH.

A: Here, we have to find whether the pKa of CH3CH2CH2OH is greater or lesser than that of CH3CH2CH2SH.…

Q: The following information is given for mercury at 1 atm: AHp(356.60°C) = 295.6 J/g AHa(-39.00°C) -…

A: At the given initial temperature mercury is in solid state , so first ther would be heating of solid…

Q: The following information is given for mercury at 1 atm: AHg (356.60°C) 295.6 J/g Alla(-39.00°C)…

A: Heat is calculated using three steps :  1.) Heating of solid mercury from -53.00°C till melting…

Q: complete the rows 1-4 column of the table

A:

Q: What would be the curly arrow process for the removal of PPh3

A:

Q: 4. Complete the multistep syntheses below. OEt

A: In this question, we will synthesized the final products by using all the reagents, and this is a…

Q: Explain per step. Given the MS spectra of 2-pentanol, show the fragmentation pattern responsible…

A: The mass spectrum of 2-pentanol given has peaks at m/z 73, 70, 55, 45, 42.

Q: Name each of the following by IUPAC system: CH2=CHCH(CH3)(CH2)2 CH=CH2…

A: 1) Given :-  The given structure is    --------------------------------------------------------

Q: Determine if the photosynthesis reaction is spontaneous at 80°C. Chemical Equation: CO2 + H2O →…

A:

Q: hich of the following is an example of an endothermic process?

A: Exothermic reaction are those in which energy is released and endothermic reaction are those in…

Q: A. How many grams of Na2CO3 can be produced when 74g of NaOH is mixed with 44g of CO2 in the…

A: Weight of NaOH = 74 gm Weight of CO2 = 44 gm Actual yield of Na2CO3 = 85 gm