Replication is important for the scientific method for all of EXCEPT:

Q: NaF (s) = Na" (aq) + F (aq) The following table shows the solubility of NaF at different…

A: The relation between ∆G and equilibrium constant is given by; ∆Go=-RT lnKeq∆Go=gibb's free…

Q: A voltaic cell consists of Cu²+/Cu and Cd²+/Cd half-cells. Each compartment has a volume of 0.500 L…

A: Since the standard reduction potential of Cu2+/Cu is greater than Cd2+/Cd, Cu2+ will be reduced here…

Q: Sulphur has three common isotopes, with the masses and isotopic abundances shown below: Sulphur-32…

A: Average atomic mass: The average atomic mass of an element is the sum of the masses of its isotopes,…

Q: Part A Consider benzene in the gas phase, CHs(9). What is the standard enthalpy change for the…

A: Given that , Benzene is in gaseous phase.

Q: MSC: Applying 15. Which molecule releases the least amount of heat upon hydrogenation? a. d. IV b.…

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Q: a. What instrument was used to discover the structure of DNA?

A: The 3-dimensional double helix structure of DNA, correctly elucidated by James Watson and Francis…

Q: 4. Determine the initial concentrations of Fe" and SCN (before any reaction) and the equilibrium…

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Q: 4) A 810-g quantity of ethanol, in the liquid state at its melting point of -114°C, is frozen at…

A: The first MCQ is calculation of change in the entropy when 810 g of  ethanol is frozen at -114oC,…

Q: 1. If there is intermolecular hydrogen bonding, there also exists another type- intramolecular…

A: Hydrogen bonding is defined as interaction between a hydrogen atom and between a pair of atom that…

Q: What is the H* concentration when the pH = 4.5? Is the solution basic, neutral or acidic?

A: pH = - log[H+]  pH < 7, solution is Acidic  pH > 7 , solution is basic  pH = 7 , solution is…

Q: EVALUATION #1 MULTIPLE CHOICE. ENCIRCLE THE LETTER THAT CORRESPONDS TO THE CORRECT ANSWER. 1. WHICH…

A: EFFICACY OF THE PRODUCT FOR ITS INTENDED PURPOSE  is correct. Emollients  Sanitizers - These are…

Q: Suppose an EPA chemist tests a 250. mL sample of groundwater known to be contaminated with iron(III)…

A: Silver chloride(AgCl) is insoluble in water and forms white precipitate. Using this feature,  AgNO3…

Q: In chemical reactions, heat is converted into chemical energy (the potential energy stored in…

A: The bond energy for the formation of a molecule is calculated by subtracting the energy of bonds…

Q: According to the graph below, is this reaction exothermic or endothermic? Time O Endothermic because…

A: the given graph is,

Q: Part A In chemical reactions, heat is converted into chemical energy (the potential energy stored in…

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Q: Calculate the freezing point of a 10.50 m aqueous solution of sucrose. Freezing point constants can…

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Q: → 2 Fe(s) + 3 CO2(g) 44.01 g/mol Consider the balanced reaction: Fe;Os(s) + 3 CO(g) 159.7 g/mol…

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Q: Hi, can you please help me with my homework for debate, please give me new info and details. This is…

A: Marijuana reduces the production of cancer cells by eliminating the chances of cancer. It is used to…

Q: Provide the most accurate answer from the table of choices to best complete these reactions. Rxn L…

A: Alkynes reacts with H2 in presence of Lindlar's catalysts and converts into alkenes via addition…

Q: A radioactive sample has a half-life of 28.1 y. 18 98.0 39 of the sample were allowed to decay for…

A: Since you have posted multiple questions, we will provide the solution only to the first question as…

Q: Task 1 The Trials of Water and Snowflake Judgment is the ability to make a decision or form an…

A: Given : Two Compounds are given water and snowflake To find : Mineral  Solution : Generally mineral…

Q: Topic: Paper Chromatography - Separation of Food Dyes A student accidentally started the…

A: Given that,                   Paper chromatography separation

Q: Fix any errors in these proposed number of electrons in atom 9 12 21 proposed electron configuration…

A: There are several mistakes in the given electronic configurations like incorrect order of orbitals…

Q: Balance the following net reactions and identify the oxidizing agent and the reducing agent for…

A: Hii there, since there are multiple questions posted. We are answering first question. If you need…

Q: 11-In the reaction with ascorbic acid each molecule of iodine a) loses 2 electrons b) It gains 3…

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

Q: When the following equation is balanced properly under acidic conditions, what are the coefficients…

A: The oxidation number represents the number of electrons gain or loses by an element to become…

Q: In chemical reactions, heat is converted into chemical energy (the potential energy stored in…

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Q: Use your calculator to determine the answer to the following calculation: 1.0×10-15 4.2×10-7 Express…

A: The given calculation is done as follows:

Q: Consider the following data for the reaction A products. What is the reaction order with respect to…

A: The table for time-concentration variation is given below :  Time [A]0   0 0.8333  20 0.7133…

Q: • Part A Use standard enthalpies of formation to calculate Ar H° for the following reaction. 2H2S(g)…

A: 1) The given reaction is, 2H2S(g) + 3O2(g) ---> 2H2O(l) + 2SO2(g) The standard enthalpy of…

Q: Question 1: Which of the two types of balances is more accurate? Explain.

A: Since the question has 4 subparts, only first subpart has been solved.   In analytical chemistry,…

Q: Carefully describe how one would obtain a representative sample of aspirin for analysis from a brand…

A: Dilution refers to the process of reducing the concentration of a solution by adding more solvent,…

Q: 1. Which bond-line structure, as drawn, is identical to the given Newman projection? CH3 F. H `H CH3…

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Q: Draw both resonance structures of the most stable carbocation intermediate in the reaction shown.

A: A carbocation is an electron deficient species with carbon having positive charge. The stability of…