Say you are standing (in a REALLY good spacesuit) on the surface of Mercury. It is exactly Mercurian midnight, ie the Sun is 180 degrees from your zenith, and is not visible to you. Approximately how long will it be until the next Mercurian midnight?

Q: Which of the following statements is important when assessing a gravimetric analysis? the desired…

A: Precipitation of gravimetric method : The analyte is separated from a solution of the sample as a…

Q: b) What is the heat of reaction for the overall equation? Show your work. c) Which step is the rate…

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Q: A salt unknown containing ferrous ion was dissolved and diluted to 407.8 mL. A 47.56- mL aliquot of…

A: Given : Cf = 0.6961 M Vf = 16.34 ml M  = 5 mol Va  = 47.56 ml   Finds :  To calculate Mass of iron…

Q: The following reaction occurs in aqueous acid solution: NO, + I- –→ I0, + NO2 In the balanced…

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Q: A student recorded the following end-point volumes in a redox determination of ferrous iron against…

A: Here we are required to find standard deviation for the end point volume used during redox titration…

Q: Select all methods from the list below that can be used for the analytical determination of reducing…

A: Analytical determination of reducing agents

Q: Which of the alkenes below would be expected to produce at least one chirality center upon…

A: Alkenes give hydrolaogination reaction by reaction with hydrogen bromide in the presence of…

Q: A0.148-g sample of an unknown was analyzed for its P content. The SOP which was used for this…

A: We have to calculate the gravimetric factor with five decimal places according to the question.

Q: MISSED THIS? Read Section 17.9 (Pages 765-769). Consider a 0.14 M solution of a weak polyprotic acid…

A: Given,  Molarity of H2A = 0.14 M Ka1 = 1.0 x 10–4 Ka2 = 1.0 x 10–6

Q: Part C 13.0 moles of gas are in a 8.00 L tank at 23.6°C. Calculate the difference in pressure…

A: Real gasses have attraction so they have less pressure than ideal gasses

Q: Which of the following reactions is/are endothermic? Choose ALL that apply. a. C(s) + O2(g) → CO2(g)…

A: Identify the reaction is exothermic or endothermic ----

Q: What is the correct Ksp expression for the sparingly soluble salt lead(11) chloride? Ksp = [Pb4+]…

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Q: 2. Rank the molecules below from most reactive in Diels-Alder reaction to least reactive. Explain…

A: Diels-alder reaction involves cycloaddition of diene with dienophile to give six member cyclic…

Q: Four different substance each have identical masses. The specific heat capacities of these four…

A: The quantity of heat required to alter the temperature of a unit mass of a substance by one degree…

Q: Pls help ASAP on both.

A: HBr follow Markovnikoff rule HBr and peroxide follow anti Markovnikoff rule

Q: A 18.79-ml aliquot of a 0.3974 M potassium hydrogen phthalate solution prepared from primary…

A: According to the law of equivalency, at the neutralization point  Amount of KHP = Amount of NaOH…

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Q: 7. In the following chemical reaction the rate of consumption of liquid propane is observed to be…

A: By definition, Rate =1m(Rate of consumption)reactants =  1n(Rate of production)products where m and…

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A: Answer:-This question is answered by using the simple concept of strength of conjugate base and the…

Q: 3. Which element is oxidized in the chemical reaction shown by the following chemical equation? 3 Cu…

A: If an element's oxidation number increases from left to right side,  means it loses electrons and…

Q: Solubility measures the minimum about of a sparingly-soluble salt that will dissolve in water at 25…

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Q: A student used two scales to measure the length of a nail and recorded the following measurements:…

A: In the measurement of a set, accuracy is the closeness of the measurements to a specific value,…

Q: At high temperatures, dinitrogen tetroxide gas decomposes to nitrogen dioxide gas. At 500 °C, a…

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Q: Pls help ASAP on both.

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first question out…

Q: 5. A 6.00-g candle is consumed in heating 45.0 g of water from 19.0°C to 32.0°C. If you ignore loss…

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Q: Which of the following accurately describes the conditions of an isolated system? a. Both energy and…

A: Isolated system, as the name suggests, is something where no matter and no energy can be…

Q: Select all examples of Keg expressions in which the "eq" is replaced to make the Kexpression more…

A: GIVEN:-

Q: A student recorded the following end-point volumes in an iodometric titration using starch…

A: Titration error is  -3.89 x 10-4  .

Q: There are two main types of gravimetric analysis. Volatilization methods are based on isolation and…

A: The given statement is false. Volatilization gravimetry involves separating components of our…

Q: Repeats of 12.64 mL samples of a 0.2937 M primary standard zinc ion solution were titrated with an…

A: Given that -  Volume of standard zinc ion Solution = 12.64 mL  Molarity of standard zinc ion…

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A: Alkynes are produced from the dihalides when treated with strong base such as NaNH2.Terminal alkynes…

Q: A student used two balances to measure the mass of a standard weight with a mass of exactly 100.00 g…

A: Accuracy refers to how closely a measurement matches with a correct value. Precision refers to how…

Q: Sulfur trioxide is formed from the reaction between sulfur dioxide and oxygen: 2 SO2((g)) + O2((g) =…

A: Given reaction: 2SO2(g) + O2(g) ⇌ 2SO3(g) We have to find what will happen to the equilibrium if the…

Q: 4. If the heat of formation of carbon dioxide is -393 kJ/mol, then the heat of reaction for the…

A: Heat of the formation is the amount of heat realesed when 1 mol of a substance is formed from it's…

Q: An ASA tablet was boiled in 1.0 M NAOH solution following the procedure in this experiment. The…

A: A numerical problem based on tools in analytical chemistry that is to be accomplished.

Q: 8. If, for the reaction ax + bY → products, the rate law is determined to be r= k[X]²[Y]², then the…

A: Given reaction : aX + bY ---> products

Q: h heat is

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Q: The strength of the eggshell of birds is determined by the calcium carbonate content of the…

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