What is the coefficient of H20 when the following equation is properly balanced with the smallest set of whole numbers? Na + H20 → NaOH + H2 Multiple Choice 4. < Prev 3 of 15 Next > aSuS COLLECTION 12/A prt sc delete f7 9 %23 & 4 7 8.

Q: 10a. The molecule below is called Taxol and it is a chemotherapy medication used to treat many diffe...

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Q: What is the pH of a 0.200 M H2S solution? Ka1 of H2S = 8.9 × 10−8 and Ka2 = 1 × 10−19

A: H2S is diprotic acid

Q: A(g) + B(g)  C(g) The rate law for the above reaction is: -d[A]/dt = k[A][B] The rate constant is ...

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Q: The pH of Ca(OH)2(s), a sparingly soluble salt, is 12.45. Calculate the solubility product of Ca(OH)...

A: Given data :  For 1st question :  pH of CA(OH)2 = 12.45  For 2nd question :  Ksp  = 9.8×10-9   

Q: In the process of chemical vapor deposition (CVD), a chromium compound in the gas phase is decompose...

A: Answer is option c - 2

Q: 1. How does real-time polymerase chain reaction work? 2. How is SYBR Green used in the experiment?

A: Solution: Answer: 1) How does real-time polymerase chain reaction work? Definition of real-time poly...

Q: Compound Draw in skeletal form (1 as the highest BP and 4 as the lowest SKELATAL/BOND-LINE FORM BP) ...

A: The boiling points of alkanes increase with increasing number of carbons.  the boiling point of an a...

Q: 50.00 mL of a solution containing both Ni2* and Pb²+ ions requires 46.32 ml of a 0.02041 M EDTA solu...

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Q: Draw a better resonance contributor than the one shown below. Interactive 3D display mode H;C NH Dra...

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

Q: 4) Show the mechan iSm for the SNI reaction, muolving a carbocetion rearrangement. HO + HI 10) For e...

A: 9.   This is an example of SN1 reaction.  The mechanism involves 1. Removal of I- and formation of c...

Q: A reaction is found to be second-order with a rate constant of 3.45 × 10–5 M–1 s–1. The reaction ini...

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Q: Lipid hydrolyis b. Acrolein Test c. Test for unsaturation d. Test for phosphates e. Liebermann-B...

A: Given compound is a phopho ester.  

Q: The N and P recommendation for a corn crop is 170 Ibs N/ac and 85 lbs P205/ac. How much anhydrous am...

A: Reccomemded nitrogen = 170 lbs = 77110.7 g No of moles = Mass/Molar mass Moles of N recommended = 77...

Q: A reaction was found to have a rate constant of 8.50 × 10–5 M s–1 and has a half-life of 2.5 hours. ...

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Q: For the reaction below, which species is being reduced? H26) + Cl2@ → 2 HCl@) O H216) Cl216) O HCle

A: To understand  reducing agent ,we have to understand  following  terms . oxidation = Addition of oxy...

Q: is used to understand the concept of energy conservation. a. First Law of Thermodynamics b. Second L...

A: Which one is correct

Q: 11a. The starting material provided can be converted into grape fragrance by this two step process. ...

A: Among HNO3 and H2SO4 , HNO3 is less acidic than H2SO4 . Thus acid base reaction occurs between HNO3 ...

Q: In this particular problem, draw all possible resonance structures on your notebook. Based on your s...

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Q: The figure shows the skeletal structure of 2,5-dimethylhexa-1,4-diene. Identify the number of hydrog...

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Q: The heat of fusion of a sample of (polyethylene oxide) (PEO) was determined by DSC and turned out to...

A: Given that, the heat of fusion of a sample of (polyethylene oxide) (PEO) was determined by DSC and t...

Q: 2. Name the following compounds. b) d) HC HC CH

A: We have been asked to name the following compounds on the basis of IUPAC nomenclature. 

Q: 4) What is the mass of NaOH should be present in 0.250 L of solution to obtain a solution to obtain ...

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Q: 2. A metal with atomic weight of 63.65 g/mol crystallizes with a face-centered cubic unit cell. The ...

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Q: In the early stages of an action, the herbicide "Spartan Green" is planned to be applied to kill the...

A: There are various useful and some amount of hazardous chemicals that may be present in the environme...

Q: Illustrate the mechanism of forming alkynes from a 1,2-dihalide and a vinyli halide. Show intermedia...

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Q: I need help solving this question please What would happen to the values you calculated for Kc in th...

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Q: 2c. The molecule below is called Taxol and it is a chemotherapy medication Label the functional grou...

A: a.)  Reduction : Gain of Hydrogen or lose of oxygen is called as reduction.  Oxidation :  Gain of ox...

Q: 3. (a) Use the data given below and calculate AHº, ASº, AGº, and K, at 25° C for the reaction: 2 SO,...

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Q: Synthesize the ether produ

A:   Method-1: Alkene is first converted into alcohol by oxymercuration and demrcuration method, furthe...

Q: The equilibrium-constant expression for a reaction is Kc = What is K. If the reaction is halved (i.e...

A: What affects the Kc after multiply by half ?

Q: 4) bromocyclobutane (Br-, Bromo branch)

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Q: Lets pretend for a moment that you’re now working as an analyst working for the police department. Y...

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Q: A solution is made that is 1.3×10¬3 mol*L-1 in Zn(NO3)2 and 0.140 mol*L-in NH3. Zn2+(aq) + 4NH3(aq) ...

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Q: A gas storage cylinder in an ordinary chemical laboratory measures 2.0 cm wide and 8.0 cm high. This...

A: Given data : Initial pressure = 21.7 atm Width = 2.0 cm Height = 8.0 cm

Q: CPAP is the acronym for "Continuous Positive Airway Pressure".  A CPAP device is used in respiratory...

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Q: How many atoms are in K2S2O8 Group of answer choices   A.) 12 atoms B.) 32 atoms C.) 10 atoms D.)  8...

A: Calculate the number of atom in a molecule. 

Q: You dissolve 29.22 g of NaCl in 250 mL of water. You then dilute the solution to a new volume of 1,0...

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Q: In addition to the NMR spectrum below, this compound, with formula C5H,0O2, has bands at 3450 cm 1 (...

A: The structure of the following is:  

Q: 3. In the background troposphere (photostationary state), the concentration of O, is 50 pptv when NO...

A: The equilibrium reaction for the photostationary state is represented as: NO2⇔NO+O3

Q: Zinc iodide (ZnI2) can be prepared by the direct combination of elements. A chemist determines from ...

A: Mole can be defined aa a standard unit for measuring large quantities of very small entities such as...

Q: 22- The RMN spectra of the two isomers of formula C10H14 are shown in problems 22a and 22b. Do not a...

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Q: Answer the following questions on the basis of the free energies of formation at 25°C shown in the t...

A: The standard Gibbs free energy of formation of aqueous DL-alanine is given to be -89.11 kcal/mol, th...

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the st...

A: ANS. -0.82 m3

Q: A 1.50 kg solution of NaOCl (aq) contains 2.98 mass percent of NaOCl. Calculate the mass of NaOCl in...

A: Given, mass of NaOCl solution = 1.50 Kg = 1.50 × 1000 g = 1500 g Mass percent of NaOCl = 2.98 % Mass...

Q: which is in th7 place in 115.87

A: The correct answer is given below

Q: Use the Kapustinskii Equation to calculate the radius of a hydride ion using the lattice energy of -...

A: The solution of the question is given below: 

Q: 2. Zinc iodide (ZnI2) can be prepared by the direct combination of elements. A chemist determines fr...

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Q: How many moles of HCl are in 30.6 g HCl? Express your answer in millimoles. (atomic weights: H=1.01;...

A:   • Thus, 839 millimoles of HCl are in 30.6 g HCl in correct number of significant figures. 

Q: please explain What percentage of a side-chain sulfhydryl group of cysteine is protonated at pH 7.9...

A: Given data :- Given compound is cysreine pH of the compound = 7.9

Q: Identify the acid on the left and its conjugate base on the right in the following equations: (a) ...

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".