In a moment, you will watch a video made by other students about the Earth system. A system is a set of interacting parts forming a complex whole. What systems can you think of? List one or two examples of things that you think might be systems.

Q: Draw the starting alkyl chloride that would produce this alkyne under these conditions. Drawing 1.…

A: When an alkyl chloride reacts with NaNH2, a dehydrohalogenation reaction occurs.

Q: utions Procedure: 1. Prepare 50 mL of a 0.100 M solution of LiCl. 2. Using this stock solution,…

A: The above question experimental of conductivity Vs concentration.

Q: A 40.00 mL sample of 0.1000 M diprotic malonic acid is titrated with 0.0900 M KOH. What volume KOH…

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Q: Many processes occur in the digestive system. Which process is best classified as a physical change?…

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Q: Mole 1. How many significant figures are in the number 0.0840900? 2. Write the following number in…

A: subpartsWe’ll answer the first question since the exact one wasn’t specified. Please submit a new…

Q: 60.0 mL of 0.60 M NAOH is titrated using 0.20 M H2SO4. What is the volume of H2SO4 needed to reach…

A: Given that:4 Molarity of NaOH = 0.60 M Volume of NaOH = 60.0 mL = 0.06 L Molarity of H2SO4 = 0.20 M…

Q: Choose the best reagents to complete the reaction shown. Br 10 Br A B C D E CH3OH heat 1. NH3, A 2.…

A: The given reaction explains the base catalysed formation of alkyne from alkyl dibromide.

Q: Draw the product of this elementary step in an E1cb mechanism. Use the curved arrow mechanism to…

A: To solve this problem we have to write the mechanism of the given reaction .

Q: What is the molarity of a solution formed by dissolving 8.290 g KCI in water to give a final volume…

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

Q: 5. What mass of NaHCO3 reacts in order to produce 450. g of NazPO4? 6. Calculate the percent yield…

A: 6) Note: Providing solution of question 6 as you have asked: Given, 3NaHCO3 + H3PO4 → 3CO2 + 3H2O +…

Q: An unknown sugar at a concentration of 0.018 g/mL was found to have an observed rotation of 1.50 in…

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Q: 2CH;OH(g) + H2(g) C,H6(g) + 2H,0(8) 1. Use Table 3 to calculate AH°, AS°, and AG° for the reaction…

A: For a general reaction                                               aA + bB → cc   + dD…

Q: Using the reagent list, identify the sequence of reagents needed to accomplish the transformation…

A: Answer is given as follows

Q: A chemist performed a reaction of 2-methylpent-2-ene with HBr in diethyl ether. However, after…

A: To identify the product structure when HBr is added to 2-methylpent-2-ene

Q: Consider the unfinished I.C.E. (R.I.C.E) table for the following reaction: 2S0 3 (g) I 2S0 2 (g) + 0…

A: The given unfinished ICE table is as follows:           2SO3g    ⇌  2SO2g  +  1 O2gI          X…

Q: Lead (II) carbonate decomposes to give lead (II) oxide and carbon dioxide: PbCO3 (s)-> PbO (s) + CO2…

A: The percentage ratio of actual yield to the theoretical yield is known as reaction yield.

Q: help #1

A: Ozonolysis of alkynes produces ozonide which on treated with acetic acid to form the dicarboxylic…

Q: Write and balance the equation representing what happens when Mg(NO3)2(s), a strong electrolyte,…

A: Magnesium nitrate Mg(NO3)2 is a  strong electrolyte like NaCl and dissolves in water. On dissolving…

Q: The pH of 0.65 M aqueous solution of a weak base (monoprotic) is 10.24. Determine the pKp of this…

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Q: Estimate the number of 'H NMR signals that each molecule would display, entering your answer as a…

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Q: Draw the skeletal (line-bond) structure of (R)-3-isopropyl-4- methoxy-4-methylpent-1-yne. Use a dash…

A: we have to draw structure of (R)-3-isopropyl-4-methoxy-4-methylpent-1-yne

Q: Which two substances make up the buffer system? (select TWO) H₂O HCO3 H₂CO3 H30+

A: Buffer Solution consists of a mixture of a weak acid and the conjugate base of the weak acid, or a…

Q: help 11

A: This reaction is an Acid-Catalyzed Ester Hydrolysis in which a compound produce its corresponding…

Q: Draw the missing products or reagents in the following multistep synthesis. Ignore any inorganic…

A: Alkane react with chlorine in the presence of sunlight through a free radical mechanism to form…

Q: 6. Which one of the following reactions must be carried out in an electrolytic cell rather than in a…

A: Answer:- This question is answered by using the simple concept of electrochemical series in which…

Q: If a sample of vinegar was found to 1.55 % (m/m) acetic acid, what is the concentration of the…

A: Formula used:  Concentration (molarity) = number of moles of solute ÷ volume of solution in L  Means…

Q: Consider the two compounds below. Which one is more polar? Which one would you expect t travel…

A: A question based on polarity of the organic structures, which is to be accomplished.

Q: What number should be placed in the blank in order for this equation to follow the Law of…

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Q: At the same temperature, which of the following gases will have the fastest rate of effusion? A) CO…

A: We know that, molar mass of CO = 28.01 g/mol molar mass of SF6 = 146.06 g/mol molar mass of Cl2 =…

Q: What is the IUPAC name of the compound shown below? OH 5-bromo-2-fluoropher

A: The question is based on the concept of IUPAC naming of organic compounds. we have to systematically…

Q: help #6

A: Bromination of chiral alkene is stereoselective reaction. So formation of dibromide is…

Q: How many moles of carbon dioxide are produced when 14.1 g of HF are reacted with an excess amount of…

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Q: Which of the following gases does have a greater solubility in liquid water at 25 °C under the…

A: The solubility (S) of a gas in a liquid at a certain temperature is represented by the following…

Q: What percent of the total mass of mixture of solids (Initial) was recovered through the separation…

A:

Q: 12. What is the percent yield of CO2 if 15.7 grams of CO, are formed from the reaction of 100.4 g of…

A: 12. Solution - According to the question - Given - Reaction : Fe3O4 + 4CO ----> 3Fe + 4CO2…

Q: Draw the starting structure that would lead to the major product shown under the provided…

A: Given reaction: We have to find the structure of the reactant that would lead to the product given…

Q: Draw one of the two stereoisomers of the major product from this reaction. Use a dash or wedge bond…

A: Organic reaGiven reaction is hydroboration followed by oxidation reaction.

Q: Draw the starting alkyne that would lead to this major product under these conditions. Drawing H3O+…

A: Alkyne gives a hydration reaction in the presence of sulfuric acid and a mercuric acid catalyst to…

Q: In which of the following pure compounds would intermolecular hydrogen bonding be expected? (Select…

A: In the formation of the chemical bond with the same or different elements, all elements tend to…

Q: Given the empirical formula of NO2 and a molar mass of 92.0 g/mol, what is the molecular formula?

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Q: A[H2] rate = At rate = At A[H20] rate = At

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Q: The triple point of a pure substance is at 0.173 atm and 175 K. The freezing point of the substance…

A: Firstly we will plot a graph with the help of given information, based on the graph we can eliminate…

Q: Draw the skeletal (line-bond) structure of (E)-4,7-dimethyloct-4- en-2-yne.

A: Since, In line angle formula, Carbon donated by line and no any hydrogen shown assume that valency…

Q: 5. What volume will 400. mL of SO3 at 0°C and 760 mm Hg occupy at 110. °C when the pressure remains…

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Q: Dihydrogen phosphate reacts with water to produce hydrogen phosphate ions and hydronium ions:…

A: A conjugate base is the species that remains after an acid has donated a proton (H+) to a base. A…

Q: Which information could a student determine fromn only the chemical formula of a protein? O The…

A: Welcome to bartleby !

Q: Ignore acid byproducts. RCO3H Q

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Q: Splitting of a signal in a proton NMR spectrum tells us the number of chemically non-equivalent…

A: we have to calculate the number of lines for the labelled H's

Q: Choose the correct set of reagents that would lead to this major product under these conditions. 0…

A: The addition of HBr in the presence of peroxide to an unsaturated compound takes place through…

Q: Draw a terminal alkene that would lead to this as the major product under these conditions. Br…

A: Markovnikov's rule states that during the electrophilic addition of hydrogen halides to…