Q1: - Explain how you can carbon-date the age of a sample, and why is carbon dating unable to provide accurate estimates of very old material?

Q: Which of the following will not provide an ether as a product? a. reduction of an alcohol b.…

A: (a) when an alcohol treated with reducing agent like Lithium aluminium hydride, then there is no…

Q: Q-I: Determine the product(s) of the rxn and llustrate the mechanism. Alcl3 ? Q-II: Determine which…

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Q: Provide the chemical equation between isopropanol and ceric ammonium nitrate

A: Alcohol reacts with ceric ammonium nitrate to form a pink or red-colored solution, which is a…

Q: How do the boiling points and freezing points of 0.10 m Nacl compare to those of 0.10 m glucose? A…

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Q: Organic Chemistry The section asks for the synthesis: draw/ provide the likely organic products

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Q: Compound A: Step 1: Step 2: Step 3: chlorination (EAS) F-C acylation nitration not necessary…

A: The sequence is as follows:

Q: Groundwater containing 0.0001468 M of Mg2+ is at equilibrium. Use the solubility constant…

A: Solution - pH = pH is a scale used to specify the acidity or basicity of an aqueous solution. Acidic…

Q: If a reaction mixture contains only reactants and no products, will the reaction proceed in the…

A: Spontaneous reactions are those which occur on their own without any external pushing factor while…

Q: 15. Which of the following results would we look for if we were to distinguish the two compounds…

A: B) Decolorization of Br2 in light  Unsaturated compounds can be tested using this test and name of…

Q: Write the type of compounds that are the main constituents of the following minerals: Sand…

A: We have to write the main constituents of the given minerals in the question.

Q: What ion would stronium replace ir hydroxylapatite?

A: The effect of partial substitution of Ca2+ in hydroxyapatite by Sr2+ on bone mineral content (BMC)…

Q: V. A statement of Assertion (A) follówéd by ä štatement Reason (R) is given in the following…

A: The amount of heat either released or absorbed in a reaction is known as the enthalpy of reaction.…

Q: A. Among the elements from Group 1 A&B, Group 2 A&B, and Group 3 A&B, select the 5 most…

A: Solution- Group 1 A elements are hydrogen (H), lithium (Li), sodium (Na), potassium (K), rubidium…

Q: Each molecule of vitamin B12 contains a single atom of cobalt and is 4.35% cobalt by mass. What is…

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Q: You dissolve 25 g of CaS04 in water and dilute to 1500 mL. What is the molarity of this solution?…

A: Molarity is the moles of solute dissolved in1 litre of solution .

Q: 7. Which of the following compounds will elute LAST in a reverse phase chromatography? A. ONF

A: In reverse phase chromatography, the stationary phase is non-polar and mobile phase is polar.

Q: 4.25 L of a gas is collected at 298 K and 2.5 atm. What is the volume at STP? Input numerical answer…

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Q: Consider this reaction: CO(g)+2H2(g)⇌CH3OH(g) K=2.18×102 Calculate ΔrG for the reaction at 340 K…

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Q: 4. (a) Complete the following reactions and provide mechanism of the reactions involved. -CO2Et CN…

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Q: A particular ore of lead, galena, is 10.0% lead sulfide, PbS, and 90.0% impurities by weight. What…

A: we  need to calculate mass of Pb in the ore

Q: 5 Elements are -  1) Sodium. 2) potassium 3) calcium 4) magnesium 5)lithium  Rank them from 1…

A: A question based on biological importance of chemical elements that is to be accomplished.

Q: sing the uiermodynamic information in the ALEKS Data tab, calculate the sta C(s, graphite) + 2Cl,…

A: Given-> C(s)  +. 2Cl2(g) -----> CCl4(g)

Q: Compound X and compound Y are isomers of an alcohol with the molecular formula CaHi0. Upon reaction…

A: Isomers are the compounds which have the same molecular formula but different structures (means…

Q: The standard reaction free energy AG=-1181. kJ for this reaction: 4 H,0,) + PbS(s)– PBSO(s) + 4…

A: Given, 4 H2O2(l) + PbS(s) ➝ PbSO4(s) + 4 H2O(l) ∆G° = -1181 kJ a) 8 H2O2(l) + 2 PbS(s) ➝ 2 PbSO4(s)…

Q: McQuarrie Rock Gallogly presented by Macmillan Learning A researcher studying the nutritional value…

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Q: 6) Calculate the moles of solute in these solution volumes. a) How many moles of solute are…

A: Molarity is a concentration term for a solution. The molarity of the given solution is defined as…

Q: 5. Which of the following reactions result in a negative ASays ? a. H2Ota) H2Ot) b. CO2tac) > CO2a…

A: Entropy is the measure of randomness of the system.

Q: Draw mechanism for the following reaction and fully explain Ph Ph Ph Ph CF,SO,H Ph- -Ph но он…

A: The above reaction is an example of the formation of an new aromatic unit by elimination of two H2O…

Q: Give a clear explanation handwritten answer...and balanced the equation

A: For balancing an equation one has to balance number of atoms in both sides of equation.

Q: (c) Predict the product(s) for the following reaction with supporting mechanism. i) SeO, Aq. dioxane…

A: This ragents are oxidizing agents.Oxidation takes place with DDQ and SeO2.

Q: The standard reaction free energy AG° = - 190. kJ for this reaction: CH3OH(g) + CO(g) -»HCH3CO2(l)…

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Q: Balance the following chemical reactions a. Zn + AgCl → ZnCl2 + Ag b. N2 + H2 + NH3 c. NAOH + H2SO4…

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Q: identify the chiral centers of the compound and pls reconfigure and draw the compound with the…

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Q: d. KNO, - KNO, + 02 е. К+ Н0- кон + На f. P,010 + H20 → H3PO4

A: Balance the following chemical reactions--

Q: 19. For the helix in double-stranded B-form DNA, the majority of the stability of the DNA can be…

A: Deoxyribonucleic acid is a polymer composed of two polynucleotide chains that folded around each…

Q: Laboratory Task Based on alcohol, phenol, and ether, and previous notes on electrophilic aromatic…

A: Here we have to explain why boiling point of diethyl ether is less than butan-1-ol.

Q: VII. Predict the sign of entropy. Write P if it is positive and N for negative. Write your answer on…

A: Since you have posted a question with multiple sub-parts, as per our company guidelines we are…

Q: How many vibrational modes are there in a linear triatomic molecule? Using an example, describe…

A: We have to tell the number of vibrational modes are present in a linear triatomic molecule. So,…

Q: Question 7 Which products complete the neutralization reaction shown below? HBr + KOH → A H,O + KBr…

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Q: Determine spontaneity of each reactions. Calculate Gibbs free energy.  Sn+4 + Fe+2 → Sn+2 + Fe…

A: Spontaneity of a reaction depends on the value of dG whether it is positive or negative

Q: A galvanic cell at a temperature of 25.0 °C is powered by the following redox reaction: MnO, (s) +…

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Q: Drag and drop the synthetic steps provided in order to propose a reasonable stepwise preparation of…

A: Given compound is :

Q: For this problem, draw all hydrogen atoms explicitly. Thiols are organic compounds in which an H…

A: Thiols are similar to alcohols. In thiol -SH functional group present and in alcohol -OH functional…

Q: 2. Why is it important to choose a specific dye to a particular substrate or fabric/textile type? 3.…

A: 2. Answer - Textile substrates are formed from yarns or fiber webs by several techniques including…

Q: Where is the intermediate formation theory of catalysiis used ?

A: The catalyst lowers activation  energy of the   reaction Pathway.

Q: Circle the stronger acid of each pair . а. HCIO4 or HBrO4 b. SBH3 or AsH3 c. HCI or HBr d. HNO2 or…

A: Acid is substance which release hydrogen ions and base is substance which release hydroxyl ions when…

Q: base. Standard school laboratory equipment and a supply of standardized 1.00  mol/L HCl and…

A: (a) What equipment would be needed? Titration --> burete, beaker, acid//base (b) What…

Q: A mixture 1.00 mole of carbon monoxide and 0.500 mole of bromine was placed into a rigid 1.00-L…

A: Given: Initial moles of CO = 1.00 mol Initial moles of Br2 = 0.500 mol Volume of container = 1.00 L…

Q: What is the concentration (in M) of hydroxide ions in a solution at 25.0 °C with a pH of 3.58? O…

A: pH is defined as negative logarithm of hydrogen ions present in the solution.

Q: Would you expect myoglobin to be more or less soluble in water than a protein composed primarily of…

A: Myoglobin is more soluble in water. Because the non-polar amino acid side chains on the surface…