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Q: determine the ph of a 0.5 M solution of HCL

A: The answer is as follows:

Q: The oxidation of nitrogen oxide produces nitrogen dioxide, as shown below: 2NO (g) + O2 (g) → 2NO2…

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Q: A bomb calorimeter, or constant volume calorimeter, is a device often used to determine the heat of…

A: Given the enthalpy of combustion of 2-naphthylacetic acid = - 5779 kJ/mol mass of 2-naphthylacetic…

Q: A gas has a temperature of 10.0 degrees Celsius and a volume of 1.00 Liter. What would the volume be…

A: We have to predict the volume of the gas.

Q: What is the solubility of argon (in units of grams per liter) in water at 25 °C, when the Ar gas…

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Q: SOLUTE (NONELECTROLYTE) SOLVENT (WATER) Mass (g) MW (g/mol) Density (g/mL) 60 700 200 18 1.5 1.0

A: Answer: In this question we have to find out the value of different concentration terms with the…

Q: Consider the ionization of CH3CH2NH2 and identify each species listed as a Bronsted-Lowry acid,…

A: We have to predict the type of acid or base for given reaction.

Q: Questions 1) The molecular mass of pGLO is approximately 3.6 x 106.
 If we added 20µl of 50 ng/µl…

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Q: when we subjected to very high temperatures and pressures. Carbon becomes

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Q: Iron by nature is paramagnetic metal. How the paramagnetic effect nature of Fe can be modified?

A: the solution is shown below.

Q: 6. What is the N of 0.45 M Mg(OH)2

A: 6.) N ( normality ) and molarity are related to each other for give Compound type.

Q: 1.Determine the number of lone pairs (if any) on each oxygen, nitrogen, and charged carbon atoms in…

A: To find the lone pair on oxygen and nitrogen atom we will use the following formula. FC= V – (N + B)…

Q: ᴡʀɪᴛᴇ ᴛʜᴇ ᴄᴏᴍᴘʟᴇᴛᴇ ʙᴀʟᴀɴᴄᴇᴅ ᴇQᴜᴀᴛɪᴏɴꜱ ᴏꜰ ᴛʜᴇ ꜰᴏʟʟᴏᴡɪɴɢ ᴄʜᴇᴍɪᴄᴀʟ ʀᴇᴀᴄᴛɪᴏɴꜱ. ꜱʜᴏᴡ ʏᴏᴜʀ ꜱᴏʟᴜᴛɪᴏɴ

A: The unbalanced chemical reactions given are C4H6 + O2 → C + H2O C3H8 + O2 → CO + H2O

Q: What is the ΔH of the reaction 2KS+2K→2K2S? K+S→KS ΔH=+32.5 kJ KS+K→K2S ΔH=+38.2 kJ A +70.7 kJ B…

A: In this question we have to calculate delta H value of the given reaction.

Q: How can a H, molecule collide with an C2 molecule without reacting to form water? O The molecules…

A: How can a H2 molecule collide with an O2  molecule without reacting to form  water?

Q: When a solid dissolves in water, the solution may become hotter or colder. The dissolution enthalpy…

A: Solutions                     Given that Here a general chemistry student find that when 17.83 g…

Q: EEO.

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Q: CO2 H,0 O2 CO2 H,0 CH10 O2 CO2 H20

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Q: What is the expected product of the following reaction Ph;P=CHCH(CH3)2

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Q: The pH of a solution of 0.63 M pyridine is 9.51, what is the Kb of pyridine? What is the Ka of its…

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Q: Consider the reaction data. A → products T (K) k (s-1) 225 0.372 625 0.611 What two points should be…

A: Here we are required to find the activation energy of the reaction

Q: which compounds are soluble in water?

A: Here we are required to find the compound which are soluble in water

Q: Give a specific application of buffer system in our daily lives with its concept principles chemical…

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Q: 25 [References] Use the References to access important values if needed for this question. A…

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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: 1. How does the electron theory explain (a) why a rubber rod becomes negatively charged when rubbed…

A: When a rubber rod is rubbed with a fur the electron get transferred from the fur to the rod thus…

Q: H20 C;H12 O2 CO H2O O2 H20 CHs O2 ↑

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Q: OH

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Q: A chemist fills a reaction vessel with 5.21 atm nitrogen (N,) gas, 3.49 atm hydrogen (H,) gas, and…

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Q: When the Pb2+ concentration is 1.37 M, the observed cell potential at 298K for an electrochemical…

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Q: What is the product of the following reaction ? „NO2 temp. NO2 ON NO2 NO2 O none of the above

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Q: 28.2 mL sample of 0.103 M formic acid (HCH02) is titrated with 0 103 V/ NaOH. Calculate the pH after…

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Q: 2. The two molecules A. and B. are in equilibrium in acidic conditions as is shown below. Draw a…

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Q: Chemistry Describe the complex fused ring system of cocaine, ester functionality, benzene ring, and…

A: Cocaine have molecular formula of C17H21NO4 . The systematic name(IUPAC) of Cocaine is…

Q: CH-CH2 CH,CH,CH,CH3 Drag the appropriate labels to their respective targets. Note: not all labels…

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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: Resonance structures aid in the stability of free radicals. For each radical species drawn below,…

A: Resonance effect: The resonance effect describes the polarity produced in a molecule by the…

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.

Q: Light of wavele'ngth λ0 in a vacuum has a wavelength of 452 nm in water and a wavelength of 412 nm…

A: Given the wavelength of light in water, λ = 452 nm Wavelength of light in vacuum = λo Refractive…

Q: 4. You need to make a buffer with pH as close to 10.00 as possible. Two sets of weak acids and…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Predict the major product for the following reaction.

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Q: For the reaction                     NH2SO2OH   +   H2O   →   NH4HSO4 In aqueous solution at…

A: Given data:

Q: The product f Hhis Ea reaction is.

A: We know that , E2 mechanism is bimolecular elimination reaction in which 1,2 elimination takes place…

Q: Ammonium phosphate (NH,),PO,) is an important ingredient in many solid fertilizers. It can be made…

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Q: A chemist fills a reaction vessel with 5.97 atm chlorine (Cl,) gas, 6.65 atm phosphorus (P.) gas,…

A: ∆G for reaction can be calculated using formula  ∆G = ∆G° + RTlnQ So, first we need to calculate ∆G°…

Q: According to the collision theory of kinetics, All of the options describe the collision theory of…

A: Rate of reaction :-  The decrease in concentration of reactants with time or.increase in…

Q: The reaction of CaCO3(s) to produce CaO(s) and CO2(g) has an equilibrium constant at 25°C of 2 x…

A: Given reaction is :  CaCO3 (s) <-------------> CaO (s) + CO2 (g) , at 25 0C, k = 2 x 10-23…

Q: Write out the recipe and list all the ingredients (including the measures) of your favorite dish.…

A: One of my favourite recipe is cake making. Ingredients are- 1.All  purpose flour-120gm 2.Baking…

Q: Which of the following aqueous solutions are good buffer systems? U0.36 M barium iodide + 0.29 M…

A: Buffer solution are those which resist any significant change in pH if any strong acid or base is…

Q: How to predict the probably mode of decay for? a. Americium-243 B. Nickel-59 C. Oxygen-21

A: Nuclear reaction can be defined as a reaction in which the structure of an atomic nucleus get…