The 13C nucleus never couples with the 'H nucleus. True False

Q: Test Tube Observations Chemical Equation Reactants 1 Single Replacement Solid magnesium metal and hy...

A: Since you asked multiple questions so as per Q&A guidelines of portal I solved first three parts...

Q: The dissecting room of a certain coroner is kept at a constant temperature of 5° C. One day the coro...

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Q: Draw the products of the reaction shown. Electron flow is indicated with curved arrows. H CH3 ČH3

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Q: Determine the pH of a 0.068 M aqueous solution of sodium cyanide. The Ka for HCN is 4.9x 10^-10

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Q: Create a diagram of the process of the acid-base equilibrium on the given below

A: In this reaction an acid HA reacts with water H2O to form hydronium ion and conjugate base of acid. ...

Q: If you pack a bag of potato chips for a snack on a plane ride, the bag appears to have inflated when...

A: Given :-  Initial pressure = 760 mm Hg  Initial volume = 340 mL  Final pressure = 670 mm Hg  To calc...

Q: What is the fate of norepinephrine neurotransmitter elaborate and explain.

A: Answer -  Norepinephrine - According to the question - norepinephrine, also called noradrenaline, su...

Q: The H2/CO ratio in mixtures of carbon monoxide and hydrogen (called synthesis gas) is increased by t...

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Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a meta...

A: Here, we need to calculate the value of specific heat of tin. Specific heat formula is used to solv...

Q: Using bond enthalpies, estimate the standard heat of the reaction for the hydrobromination of ethyle...

A: Given-> CH2=CH2   + HBr --->CH2(Br)-CH3  

Q: 23. What is the oxidation number of potassium in the following reaction? PBSO:(aq) 2KBr(aq) -> K2SO4...

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Q: Determine the pH of an aqueous solution at 25.0 °C in which [H+] is 0.0025 M.

A: Given - [H^+] = 0.0025 M    

Q: ACTIVITY 2: 1. WHY DO IONIC COMPOUNDS LIKE SODIUM CHLORIDE HAS GREATER EFFECT ON THE COLLIGATIVE PRO...

A: Colligative property is directly proportional to the no of particles in the solution. And the no of ...

Q: PRACTICE PROBLEM 20-3: Охаlic acid, НООССООН (ад), оссurs natu- rally in many plants, such as tea, s...

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Q: final temperature

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Q: When calcium carbonate is heated strongly, CO2 (g) is evolved. The equilibrium pressure of the gas i...

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Q: Calculate the longest wavelength (in nm) required to remove an electron from cesium if the binding e...

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Q: Reaction Scheme OH 1. HСI 2. NaHCO, Starting material Theoretical 7.81 g 1. calculate mass molecular...

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Q: 5. Sodium hypochlorite (NAOCI, the active ingredient of almost all bleaches) was dissolve in a solut...

A: Since Ka valve of HOCl = 3.0×10-8 Therefore pKa = - log (Ka)    = -log (3.0×10-8)  = 7.52  

Q: Calculate the molar solubility of Al(OH)3 from its Ksp value. (Refer too Appendix G.)

A:   Given : Ksp value of Al(OH)3 = 1.9 x 10-33   Find : Calculate the molar solubility of [Al3+]    Fo...

Q: Fill in the information missing from this table. nuclide protons neutrons A 22 27 ? 52 130 77 Se 34

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Q: How many moles of gas are contained in a human breath that occupies 0.92 L and has a pressure of 747...

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Q: The molar solubility of calcium carbonate, CaCO3 (s) is 6.7 × 10-5 in water. Calculate the solubilit...

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Q: 21. Which of the following equations is/are balanced 3MGO+2FE→FE20O3+2Mg a. b. N20-N2+O2 c. C2H3N2+2...

A: In option a: the reactant side 3Mg, 3O and 2 Fe atom and in the product side 2Fe, 3O and 2Mg atom is...

Q: what is the purpose of the implementation of GHS? Select the correct response: To minimize the cost ...

A: the purpose of the implementation of GHS is 

Q: How does methyl 2-acetoxybenzoate or Aspirin methyl ester hydrolise.  Please show detailes.

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Q: If a system has 225 kcal of work done to it, and releases 5.00 x 102 kJ of heat into its surrounding...

A: Given,  A system has 225 KCal of work done to it and it releases 5.00×102 KJ of heat the internal en...

Q: Principle commonly used in electrochemistry 2. Example of electrochemistry reactions 3. Base on your...

A: The basic principle of electrochemistry is that when a chemical oxidation- reduction reaction takes ...

Q: What is the structural formula of ethyl 3-methylbutanoate? A CH,CH,COOCH,CH,CH(CH,), B CH,CH,COOCH(C...

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Q: sawhorse projection of the following structure (1,2-dibromopropane) in a conformation in а. which th...

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Q: 1.(a) Which of the following groups has the LOWEST IUPAC priority? (A) CH3 (B) NH2 (C) OH (D) COOH (...

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Q: the molecular formula c

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Q: For the hypothetical reaction A + 3B → 2C, the rate should be expressed as Multiple Choice rate - ΔΑ...

A: Reaction rate Let us understand the reaction rate by taking example:

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Q: 4. What is the pH of a buffer solution consisting of 0.0550 M NH3 and 0.0800 M NH. (K, for NH is 5.6...

A: Given-> [NH3] = 0.0550 M [NH4^+] = 0.0800 M Ka(NH4^+] = 5.6 × 10^ -10 

Q: mass

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Q: If you have a compound that elutes from an LC column at 8.2 mins, what are the mobile phase conditio...

A: As the ramp is 15 percent per min on between 5 to 10 minute. The difference in the time is 5 minute ...

Q: You will research the major types of chemical structures and explain how they form, including: onic ...

A: There are four type of solids :-  Metallic structure Ionic networks Covalent network  Covalent mole...

Q: Professor E. Lawrence suggested that to separate Uranium-235 from Uranium-238 a mass spectrograph co...

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Q: 50 Identify the MAJOR product(s) that would be obtained from the following reaction. HO HO room temp...

A: There occur SN1 mechanism and proceed through most stable carbocation intermediate. Because for elim...

Q: A reaction profile (not to scale!) for the reaction C„H5CI→C2H4 + HCI is shown below: E (kJ) 275 C2H...

A: Given that, a reaction is C2H5Cl →C2H4 + HCl. The energy profile diagram is also given. From the ene...

Q: Name three (3) other types of samples that can be analyzed in a typical acidimetric process.

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Q: 1(a) Explain briefly what is meant by ONE of the following terms (use words and diagrams). (i) Marko...

A: The question asks to explain the term Markovnikov's rule and transition state , and also draw the me...

Q: Titration of 25.0 mL of an unknown concentration H2SO4 solution requires 43.6 mL of 0.0985 M NaOH so...

A: To solve this problem we have to find the concentration of H2SO4 needed for titration .  

Q: The air pollutant NO is produced in automobile engines from the high-temperature reaction N2(g)+O2(g...

A: Kc = [Product] / [Reactant] = [NO]2 / [N2] * [O2]

Q: What volume does 7.43×1021 molecules of N2 occupy at STP?

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Q: Provide an explanation for the formation of all compounds isolated in the following 6) reaction. (Hi...

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Q: For the rearrangement of cyclopropane to propene at 500 °C (CH2)3 CH3CH=CH2 the following data have ...

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Q: Determine net ionic equations for reactions in tubes 4-9.

A: The reactants are Fe3+ and SCN-. As per Le Chatelier' s principle, if anything tends to disturb a re...

Q: (a) Calculate the energy difference between the two spin states of 'H and of 13C in a magnetic field...

A: The solution of the question is given below