A = 45, with 24 neutrons Express your answer as a chemical symbol. 2 ΑΣΦ Submit 4 C A chemical reaction does not occur for this question. Request Answer ***** J?

Q: 1.) Draw a) the constitutional formula of the compound ethylene oxide, and b) a section of the…

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Q: 18 22. How many H₂O molecules are contained in a glass that holds 250. g of H₂ g/mole?

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Q: According to the following reaction, how many grams of mercury will be formed upon the complete…

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Q: 1. Iron(II) oxide (FeO) is used in cosmetics and in tattoo inks as a dye. Iron(II) oxide reacts with…

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Q: How many grams are in 9.05 x 1023 atoms of sulfur?

A: Given,  The mass of sulfur present in 9.05 × 1023 atoms of sulfur is:

Q: Provide IUPAC names for the following compounds. (a) OH (b)

A: We follow the below steps designed by IUPAC to assign IUPAC name to an organic molecule.

Q: Cuen about radox Reaction Determine the inner Sphere pathway & for the roduction of azidopentaammine…

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Q: The following are unbalanced equations. They show the kinds of reactants and products involved but…

A: Disclaimer “Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: the pH of an aqueous solution of the salt Na2SO4 will: be basic, be acidic, be neutral, not be…

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Q: 10. Consider the following compounds when answering the questions below. Assume these compounds can…

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Q: Use the References to access important values if needed for this question. What would you multiply…

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Q: Deduce the identity of the compound VI by writing the letter of the compound that best fits the…

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Q: For the molecular compound phosphorus trichloride, what would you multiply "grams of PCI3" by to get…

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Q: Consider the addition reaction below. In the box A, draw the strucutre of the electrophile involved…

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Q: Part A Use average bond energies together with the standard enthalpy of formation of C(g) (718.4…

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Q: How would you make 350 mL of a buffer with a total concentration of 0.75M and a pH of 9 from a…

A: A buffer solution is a solution which resist a change in its pH on the addition of small amount of…

Q: 4. Sodium sulfate is allowed to react with an aqueous solution of barium chloride. How many grams of…

A: Dear student , since you have posted multiple questions we are allowed to solve only first question…

Q: What descriptive term is applied to the type of diene represented by 2,4-hexadiene? O isolated diene…

A: Dienes contains two double bonds. There are following type of dienes -  (1) Isolated Dienes -  These…

Q: 25. A gas has a volume of 230. mL and a pressure of 560 torr. What must the pressure be in order for…

A: Given ; V1 = 230 mL    V2 = 345 mL              P1  = 560 torr And temperature is constant.  We know…

Q: ▼ aluminum chlorate Express your answer as a chemical formula. 0. xa ΑΣΦ Xb b Part B a b 18 ↑ A…

A: A chemical formula indicates an  expression which shows the presence of  elements in a compound and…

Q: Technetium-99m is a radioactive isotope that is widely used in medical imagining. Tc-99m decays to…

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Q: As pure molecular solids, which of the following exhibit only dispersion forces?

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Q: How much time in years (assume a 365 day year for each year) would it take for a 1.805 g sample of…

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Q: Calculate: a. How many grams of solid AgNO3 will be needed to prepare 200. mL of a 0.0500 M…

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Q: Question 3 Benzene was reacted with propanoyl chloride in the presence of a Lewis acid catalyst to…

A: The benzene react with propanoyal chloride in presence of Lewis acid to give ethyl  benzyl ketone.…

Q: Over-the-counter hydrogen peroxide solutions are 3 % (w/v). You may want to reference (Pages…

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Q: 3) Draw the most stable conformation of (2Z, 4E)-2,4-hexadiene.

A: Confirmation gives the geometric/stereochemistry of the molecules.  In given hexadiene either cis or…

Q: Calculate the molarity of the following solution: a 1.80 L of solution contains 0.783 mol of solute.…

A: Molarity is defined as number of moles of solute divide by volume of solution in liter

Q: the solubility of silver sulfate in water is determined to be 570 mg/100mL determine its KSP

A: The Answer to the following question is-

Q: 5. 6. 7. The next 3 questions refer to the diagram below. All cells are at standard state. Pb The…

A: #5: The standard reduction potential values of Pb and Zn are; Zn2+(aq) + 2e- →Zn(s) ; Eo = - 0.762 V…

Q: Which of the following quantum number sets are possible? Hint: there are two correct answers; select…

A: The set of numbers which describe the position and energy of the electron in an atom are called…

Q: A sample of helium gas at a pressure of 604 torr and a temperature of 23.6°C, occupies a volume of…

A: Given : P1 = 604 torr   P2 = 903 torr T1 = 23.6 °C     T2 = T1 V1 = 817 ml We know, at constant…

Q: What product(s) would you expect from the following reaction? CH3 NBS, Br₂ CCl4 hv . ? You do not…

A: Given reaction is :  What products are expected for the following reactions ?  Allylic bromination…

Q: Consider the electrochemical cell described by the following reaction at 310 K. The measured cell…

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Q: hydrophobic silica gel plates. He then placed each plate in separate developing chambers, one…

A: Concept- In thin layer chromatography, the distance from the baseline of the given compound divided…

Q: Question 4 What is the approximate boiling point of the liquid in the mixture with a lower boiling…

A: First plateau shows the boiling point of lower boiling point component at 70°C and second plateau…

Q: i) ii) Steel essentially contains a) 80% or more iron b) 50% or more iron c) Alloying elements like…

A: The above questions can be answered as

Q: Select the correct IUPAC name for the following molecule O 1. 2-ethyl-3-cyclopentenone 2.…

A: We have to correct the IUPAC NAME of the following compound. Some points necessary while writing…

Q: 7. A balloon is inflated to 344 mL at a temperature of 55°C. The volume of the balloon decreases to…

A: Given initial volume (V1) = 344 mL             Initial  Temperature (T1) = 55oC…

Q: 5) Find the molar entropy of vaporization (in J/(K-mol)) for a certain substance given that to…

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Q: If 10.45g of aluminum are reacted with 66.55g of copper (2) sulphate, CuSO4, then alumimum sulfate,…

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Q: b) Draw a Jablonski Diagram that illustrates the formation of absorption and subsequent emission of…

A: (B)Jablonski Diagram is the diagrammatic representation of the options open to a molecule to…

Q: C. Properties of a Buffered Solution pH of buffer (half-neutralized unknown) before the addition of…

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Q: Use the References to access important values it needed for a. How many ATOMS of carbon are present…

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Q: IDENTIFY THE OXIDATION NUMBER OF EACH ELEMENT IN THE GIVEN CHEMICAL FORMULA. -All answers to be…

A: Oxidation number : The charge which appears on an atom on forming ionic bonds with other atom is…

Q: Calculate the standard Gibbs free energy (in kJ/mol) of the reaction below. (Use R = 8.314 J/mol-K;…

A: Given reaction is :  6Cu (s) + Cr2O72- (aq) + 14H+ (aq) -------> 6Cu+ (aq) + 2Cr3+ (aq) + 7H2O…

Q: 4. Provide the mechanism for the conversion of heroin to morphine below using only the esterase…

A: Solution: Mechanism for the ester is described below

Q: a) What two products are obtained when acetic anhydride reacts with N-isopropyl butanamine? Be sure…

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Q: 4. Provide the major organic product of the following Diels-Alder Reaction.

A: Given : structure of reactants.

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.