Chemistry write the structure of the major organic compound formed in the boxes OH OH PCC -> CHCL

Q: Calculate Enthalpy of fusion and entropy of fusion

A: When a phase change of a substance takes place , heat changes also takes place, the heat change per…

Q: Use the correct Significant figures and Solve the following problems              How many Liters…

A: The molarity of the solution is defined as the ratio of no of moles of solute to that of volume of…

Q: How many of the following are buffered solutions? Note: Counter-ions and water molecules have been…

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Q: For the following acid-base neutralization: 2 HNO3 (aq) + Ca(OH)2 (aq) --> 2 H2O (1) + Ca(NO3)2 (aq)…

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Q: A student titrates 20.0 mL of 1.0 M NAOH with 2.0 M formic acid, HCOOH (K, = 1.8 x 10-4). How much…

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Q: ốc -N+ 14 14 21. 6C 7N+ le ON 14 -1e 1H

A: To solve this problem we have to know about Beta Decay .

Q: What mass of CaSO4 will precipitate after mixing 50.0 mL of 0.020 M Ca(NO3)2 with 50.0 mL of 0.0080…

A: We need to calculate the amount of CaSO4 that has precipitated in the given given mixture.

Q: Student ID: 1. A flask contains a mixture of gasses nitrogen dioxide and nitrogen monoxide. If the…

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Q: In fusion reactions to make superheavy elements, energy is required to bring the two nuclei together…

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Q: A piece of aluminium displaces at 11.2 ML of water when placed in a graduated cylinder.  Given that…

A: Given:: Volume = 11.2 ml  mass = 36.2 g density =?

Q: Consider the reaction 3X + 2Y → 5C + 4D With excess Y, how many moles of X are needed to produce…

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Q: A. At the composition of 61.9 %wt Sn, no solid phase exists. B. As more Sn is added the mixture…

A: For Pb-Sn phase system, 61.9 wt % is the eutectic composition, i.e. the liquid directly changes to…

Q: NH2 f. (2 equiv) NANO2 g. NH HCI H. H NaBH;CN h. NH + i. N' (1] CH3I (excess) (2] Ag20 [3] A j. N.

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Q: 2. Find the answer and record the answer to correct significant figures If only the answer is given…

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Q: Which of the following does not describe beta particles? A. Beta particles can be stopped by a sheet…

A: Beta particle (β) is a type of high speed radiation with a negative charge.

Q: A buffer solution contains equal concentrations of X and HX (K, = 1.0 x 10 %3D P). Determine the pH…

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Q: The pOH The (H,O) = The (OH ] =

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

Q: Order f

A: Since you have asked multiparts, we will solve the first three subparts for you. If you want any…

Q: Sketch energy diagram for a one-step reaction that is fast and highly exergonic.

A: Those reactions in which energy is released  are called exergonic reactions .

Q: (a) What is spectroscopy? (b) Discuss how spectroscopy was useful to the development of early atomic…

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Q: Determine

A: Given,  ΔHf0  NaCl  =  - 411.0  kJ/mol ΔHf0 H2O  = - 285.8 kJ/mol ΔHf0 HCl  =  - 92.3 kJ/mol ΔHf0…

Q: A gas will behave ideally as long as it is at a high and a low A) temperature; pressure B) pressure;…

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Q: In the decay series of thorium-232, thorium-232 decays to radium-224 and then to radon-220. What…

A: Given, In the decay series of thorium-232, thorium-232 decays to radium-224 and then to radon-220.

Q: PAS8 ReBra

A: Ionic compounds are those in which ions are held by electrostatic force of attraction.

Q: OH¯(aq) + H2CO3(aq) → HCO, (aq) + H; > [ Select ] [ Select ] [ Select ] [ Select ] + +

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Q: Calculate the mass of sodium in 21.5 g of NaCIO3. O 32.9 g O 4.65 g O 0.202 g O 0.465 g

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Q: In HPLC, fill in the blanks with the choices below: - chromatogram retention time void volume…

A: To fill in the blanks for HPLC:

Q: 14. What are control rods in a nuclear reactor? they control the intensity of the chain reaction…

A: Answer: Control rods in the nuclear reactor are generally made of cadmium or Boron.

Q: )Find the volume and the mass 2) how many mL of 0.050M NaOH you need to add 20.0mL of this buffer to…

A: Concentration of acetic acid stock = 12.0 M Volume of buffer = 100.0 mL Concentration of buffer =…

Q: Analyze the given problem and show your complete and detailed solution.  The radius of the oxygen…

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Q: A solution of HCl is slowly added to a 1.0 L solution that contains 0.00030 M AGNO3 and 0.010 M…

A: Initial concentration of Ag+(aq), [Ag+(aq)] = 0.00030 M Initial concentration of Pb2+(aq),…

Q: In order to form a tertiary alcohol, excess CHsMgBr could react with which one(s) of these…

A: Note: As per our guidelines, we are supposed to answer only one question when multiple questions are…

Q: For items 4-6, consider a one component system with a temperature-pressure phase diagram as shown…

A: Phase diagram is a graphical representation of phases that a substance can have at a particular…

Q: The heat of combustion for C2H4 (28.05 g/mol) is -1411 kJ/mol. Calculate how much heat is released…

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Q: 1s22s²2p°3s?3p°4s²3d104p5 is the neutral electron configuration for the element in group [ Select ]…

A: The correct answer is given below

Q: How

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Q: A solution of a weak acid is titrated with a standard solution of a strong base. The progress of the…

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Q: 243 + He → 2 žn + 2 Bk 214 84 Po+ 2 He + 2 _je >

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Q: (a) . Draw and discuss the current vs. potential relationship for the reduction of metal ion in…

A: To reduce migration current  supporting electrolyte is used

Q: Evan H 3 Wing Consider the following unbalanced chemical equation: (501) Cu2 S(s) + O2(9) → Cu, O(s)…

A: The balanced equation is  2 Cu2S + 3O2 ---> 2 Cu2O + 2 SO2. Then we calculate the moles of…

Q: Consider this ionic isotope. The identity of the element is missing. 2+ 39 20 Which three statements…

A: In the given question we have to identify the three statement for the given ionic isotope.  it has…

Q: Provide reagents/conditions to accomplish the following syntheses. Several steps are required in…

A: Amines react with aldehydes and ketones via reductive elimination process to give primary, secondary…

Q: 1. a) Describe Ph and Buffers for parental drug delivery? b)Explain the differences between PMDIS…

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Q: 2800-3000 9. rcle the chiral carbons in this molecule: CI H-C CH. Br Ci 10 These two structures,…

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Q: Chemistry CN Hooc Y CN COOEE OHC IUPAC names.

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Q: There are two compounds with the formula C,H16 that are capable of existing as enan- tiomers. Write…

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Q: What is the hydronium ion concentration in a solution that has a pH of 8.34?

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Q: Rank these hydrogens as to acidity. H;C HO. нн A C A most, C least O C most, B least O A most, B…

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Q: In the United states densities are sometimes given in the unit Ib.ft. At 20 °C, what is the density…

A: The solutions are given below -

Q: Sr-90 has [ Select ] neutrons than Y-91

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Alkynes

Alkynes are organic compounds that contain at least one triple bond between carbon-carbon atoms. They are a series of unsaturated compounds with a general molecular formula, CnH2n-2.