I got -1366.7 but I don't think that's right.

Q: A compound with the empirical formula CH2O has a molar mass of approximately 90 g/mol. What is its…

A: The empirical formula of a compound tells about the simplest whole-number ratio of the elements in…

Q: What is the mass percent of an aqueous sodium hydroxide solution in which the molality of NaOH is…

A: Given:molality of NaOH soln = 11.7 mi.e. 11.7mol/ kg which implies that 11.7 moles of NaOH are…

Q: Complete the valence molecular-orbital diagram for oxygen, O₂. 2p 2s 2p 2p * 028 J* 2p J2P.. 2p 2s…

A: Complete molecular orbital diagram (MOT) for =?

Q: Which carbocation will form after the carbocation below undergoes rearrangement? Goog ||| • • • | .…

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Q: Compound A Compound F HCI CH3OH H₂SO4 Compound B CH3 CH₂ CH₂ CI Compound E NaOH K₂Cr₂O7 H₂SO4…

A: In this question we have given a series of organic reaction and we have to complete the reaction of…

Q: Question 15 The pH of a solution of 0.080 mol/L ammonia is ab.cd • record your answer in the blank •…

A: Calculate the pH of 0.08 M ammonia.Ammonia is a weak base and have kb value = 1.8 X 10-5

Q: The molecule cyanazine, once used as an herbicide, has now been phased out by the EPA because of its…

A: The atomic number of nitrogen is 7, which means it has 7 electrons N(7): 1s2 2s2 2p3 There are 5…

Q: 3. At 25 °C, the methylammonium ion, CH3NH3*, has a Ka of 2.0 x 10-¹¹. What is the pH of a 0.45…

A: For a basic solution obeying the 5% rule, the molarity of hydroxide ions ([OH-]) is computed using…

Q: Calculate the number of grams of sodium sulfate consumed if 39 grams of barium sulfate in the…

A: In this type of question we use the mole coefficient ratio to calculate the mass consumed or…

Q: 7. Acetylene, C₂H₂ has a critical temperature of 309.5 K and a critical pressure of 61.6 atm. (a)…

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Q: Which of the following elements has no unpaired electrons in its ground state? Select one or more:…

A: Hund's rule states that degenerate orbitals (same energy orbitals) are each occupied by one electron…

Q: Question 2 Compound A, containing only carbon, hydrogen and oxygen, is found to be 48.6% C, 8.16% H…

A: Given, Percent by mass of each element:C = 48.6 % , H = 8.16 % and O = 43.2 %The molar mass of…

Q: A certain metal M forms a soluble sulfate salt M₂(SO4)3. Suppose the left half cell of a galvanic…

A: Concentration of left half cell = 4.50 M Concentration of right half cell Temperature = 40oC =…

Q: How many o and л bonds are in this molecule? املتر H H H number of o bonds: O C-H number of bonds:

A: 1 single bond  = 1 sigma bond1 double bond = 1 sigma bond and 1 pi bond1 triple bond = 1 sigma and 2…

Q: Question 1 Drain cleaner was created by mixing 16 g of sodium hydroxide in 600 mL of water. The pH…

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Q: what could you label the arrow (shown in green) with to get from reactants to products in the…

A: A bimolecular nucleophilic substitution reaction proceeds in one step in which the bond formation by…

Q: We can draw three inequivalent Lewis structures for the chlorate ion, CIO3. The concepts of formal…

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Q: 상 H2SO4 H2O, A

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Q: 4) Determine the degrees of unsaturation in the following compounds. کیسے مل ل لامه

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Q: 5 ● What is the order of this multisten reaction? Justifv. ● ● What is the mathematical form of the…

A: Order of the reaction is basically the relationship between rate of a chemical reaction and the…

Q: Use the following information to answer the next question 14 ط لها 13- 12- 11 - 10- 9- 8- 器” 6- 54 5…

A: The titration curve for a strong acid-strong base titration is:

Q: For the reaction: C₂H₂(g) + 50₂(g) → 3CO₂(g) + 4H₂O(g) Part 1 of 2 Predict the enthalpy of reaction…

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Q: 3. Which equilibrium constant would be most relevant to the following system in equilibrium? NaCl(s)…

A: Given reactionNaCl (s) ⇌Na2+ (aq) + Cl- (aq)We have to identify the relevant equilibrium constant…

Q: tion 7 of 20 > Select the best description of the relationship between the pair of compounds. H H.…

A: Cis-trans isomer are stereo isomers having the same molecular formula but differ in the orientation…

Q: Devise a synthetic sequence for the reaction using the list of reagents available. Select the best…

A: An alkyne is prepared from an alkyl dihalide (either geminal or vicinal) using two equivalents of…

Q: НО

A: Name of the above lipid molecule is Cholesterol.

Q: Draw the Lewis structure of each ion. Do not include formal charges. Then, determine the…

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Q: e. Il H₂SO4 H₂O, A

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Q: A source of 99mTc MDP contains 25.7 mci at 0930. How much activity will the source contain at 1445?

A: Given the source of 99mTc MDP is containing 25.7 mci at time 9:30. We have to calculate how much…

Q: An ester functional group is found in II, III, and IV Ill only OV only II and III only

A: Functional group is the group of atoms present in the molecule which shows specific characteristics…

Q: Draw an energy level diagram for bromine

A: Here we have to draw energy level diagram for bromine:Energy level diagram:An energy level diagram…

Q: What is the hydrogen ion concentration in a solution having a pOH of 3.62? a. 2.6' 10-¹¹ M b. 4.2…

A: Given,pOH = 3.62 we know,=> pH + pOH = 14=> pH = 14 - pOH = 14 - 3.62 = 10.38 we know, =>…

Q: Determine the pH of a solution that is 3.85% KOH by mass. Assume that the solution has a density of…

A: We know thatmass percent =

Q: The components listed below can be found in acid rain. HCN(aq), HNO2(aq), H₂SO3(aq), H₂SO4(aq) If…

A: Comparing the strengths of weak acids, we can consider their respective acid dissociation constants…

Q: Assignment Content Question 1 Consider the reaction below. CO₂(8) + 6H₂O(1)→ CH₁2O6(s) + 60₂(g) +…

A: In the given question, a reaction is given and we have to find the correct option for that.

Q: Which of the following molecules have net dipole moments? For the molecules that are polar, indicate…

A: C = 2.5, H = 2.1, C = 3.0

Q: Hello, I looked at the solution, and I still dont really understand why the order is how it is.…

A: TO DETERMINE THE MOST ACIDIC COMPOUND THE ONLY FACTOR TO REMEMBER IS THE STABILITY OF ANION.THE…

Q: 7. A tetrapeptide is shown below. a. Label the three peptide bonds with an arrow b. Draw a circle…

A: When 2 or more amino acids undergo condensation reaction they form linear chain peptide in which…

Q: Which of the following membranes would be the least fluid?

A: Cell membrane fluidity is a ability to describe the freedom of movement of protein and lipid…

Q: Please do not give solution in image format thanku 5. Which of the following alternatives is not…

A: We will discuss the main causes of corrosion in drinking water pipes.

Q: Br HN

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Q: NH₂ 1. excess CH3| K₂CO3 2. Ag₂O, H₂O, A

A:

Q: 4. Build a voltaic cell with one beaker containing a solution of nickel (II) nitrate-Ni(NO3)₂ - with…

A: A voltaic cell is to be formed using solution of Ni(NO3)2 and ZnCl2 solutions.

Q: 1A. What is the trend for carbocation stability? 1B. In the reaction of 2-hexene with HBr, which of…

A: Primary carbocation(1°) - Positively charged carbon is attached to one carbon atom / one alkyl…

Q: 2. In order for a reaction to happen spontaneously, which reaction (oxidation or reduction) needs to…

A: 1. Oxidation is the  process is the tendency  to lose electron  .2. Reduction is the process is the…

Q: Classify these orbital descriptions by type. sp S Atomic orbital P sp Answer Bank 3 sp Hybrid…

A: Given atomic orbital and hybrid orbital in answer bank.We need to classify the atomic orbital and…

Q: what is the form of this ring structure? the left monosaccarhide name and the right monosaccharide…

A: In this question we are given a disaccharide.We have to answer the form of the ring structure and to…

Q: What is the relationship between the electron configuration of an atom and its chemical reactivity,…

A: The electron configuration of an atom determines its chemical reactivity, which is closely tied to…

Q: Four liquids are described in the table below. Use the second column of the table to explain the…

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Q: Based upon the following calibration plot, what appears to be the analytically useful linéar range…

A: A question based on tools in analytical chemistry. A graph showing variation of signal with respect…