QUESTION 1 Which of the following solids does have a higher melting point? a) Cas b) MgS O a) only O b) only Both solids have the same melting point. O Insufficient information to answer the question.

Q: Draw the organic products of the reaction shown. Draw hydrogens on oxygen and nitrogen where…

A: We know that imines contains  C = N  bond These are readily reaction with acid and water conditions…

Q: Click the buttons below to construct the proper full electron configuration for a neutral Aluminum…

A:

Q: Rank the following organic acids in order of acidity, from strongest to weakest. (Hint: consider how…

A: Given acids: We have to arrange them in order of acidity from the strongest to the weakest.

Q: A 0.150 M solution of a weak acid has a pH of 2.51. What is the pKa of the acid?

A: The given information is as follows:     The concentration of weak acid = 0.150 M The pH of the…

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

A:

Q: Tin-129 is radioactive and has a half life of 2.23 minutes. What percentage of a sample would be…

A: Given Half Life = t1/2 = 2.23 minutes  By using Formula kt1/2 = ln 2k * 2.23 minutes = 0.693k = 0.31…

Q: Fill in the missing symbol in this nuclear chemical equation. "c - "B +0

A: The reaction given is, => 116C -------> 115B + AZX Where AZX is the missing symbol.

Q: Help would be appreciated

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Q: Blue Blue dye stock solution Absorbance at 630 nm Calibration curve A solution is prepared by…

A: Concentration of blue dye stock slution = 0.293 MAbsorbance A = 0.00265The calibration curve y =…

Q: 1. What would be the volume of 6.43 moles of oxygen gas at 2.5 atm and a temperature of 28.21°C?

A: • As per bartleby guidelines, I need to solve the first question in case of multiple questions.

Q: 900 800- 700 600 500 400 300 200 100 Vapor pressure (mm Carbon disulfide Methano 0. 10 20 30 40…

A: Given , Graph of vapour pressure v(S) Temperature .

Q: (a) Give the major Diels-Alder product (including stereochemistry & regiochemistry) of the reaction…

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

Q: Lead(II) nitrate and ammonium iodide react to form lead(II) iodide and ammonium nitrate according to…

A: Given datas ; Pb(NO3)2 (aq) + 2 NH4I (aq) ---> PbI2 (s) + 2 NH4NO3 (aq)  Moalrity (Conc.) of NH4I…

Q: Thanks!

A: The given reaction can be written as:

Q: Given what you know about the specific heats of various substances, why are pots and pans made of…

A: Specific heat capacity : It is defined as the amount of heat required to raise the temperature of 1…

Q: Use the data in the table to answer the following questions about the reaction between reactants A…

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Q: Which action will increase the entropy of 1 mole of atomic oxygen? Cooling the gas Converting it to…

A: Answer

Q: 1) Propose a synthesis of the following compound using ethanol as the only source of carbon atoms.

A:

Q: B) How many moles of KHP were used? C) What volume of NaOH was needed? D) What it the molarity of…

A: For the neutralization reaction between KHP and NaOH, for both components 1 mol amount is required,…

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

A:

Q: 15.In which of the following situations does water undergo a change in physical properties? a. The…

A: 15. A physical property is one in no new substance is forms, the change is physical i.e. color,…

Q: Match the appropriate octahedral crystal-field splitting diagram with the given spin state and metal…

A: Given metal ions and their spin states: high-spin Mn2+ low-spin Ni3+ We have to draw the…

Q: 3. Atomic Orbitals. Which of the following arrangements of quantum numbers do not describe a…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: In the gaseous system, N2 + 3H2 → 2NH3 , if 0.20 atm of N2, 0.30 atm of H and 0.40 atm of NH; are at…

A: Equilibrium constant (Kp) – Equilibrium constant (Kp) equals to ratio of pressures of products and…

Q: Each arrow below represents a step. In the correct order, write/draw in the missing reagent(s) or…

A: The question is based on the concept of organic synthesis.We need to synthesize the product using…

Q: In element form, antimony (Sb) and bismuth (Bi) are both brittle, crystalline solids at room…

A: Sb,Bi both are brittle,crystalline solids are room temperature  and poor conductor of electricity.

Q: Fill in the missing symbol in this nuclear chemical equation. H + H - 0

A: This is a nuclear chemical reaction.

Q: QUESTION 5 A saccharin alkylation experimental procedure called for 8.6 mmol iodoethane (M.W. 156…

A: Given,  Millimoles of iodoethane = 8.6 mmol Molecular weight = 156 g/mole  Density = 1.95 g/mL…

Q: Treating 2-methyl-2-pentene with Br2 is expected to produce which of the following as the major…

A:

Q: R120 General Chemistry F2020 Name: Titration of an Unknown Acid: V, = 25.00 mL Initial Volume…

A: Determination the concentration of unknown acid for Flask 1: Using the titration formula,M1V1(NaOH)…

Q: Consider the equation of aluminum with sulfuric acid as shown below: 2A1 (s) + 3H2S04 (aq) →…

A: Given data,Moles of Al=8.00mole2Al(s)+3H2SO4(aq)→Al2(SO4)3(aq)+3H2(g)

Q: Suppose a tungsten-180 nuclide decays into a hafnium-176 nuclide by emitting an alpha particle.…

A: Given : tungsten-180 i.e 18074W decays to produce hafnium-176 i.e 17672Hf by emitting alpha particle…

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

A:

Q: Use bond energies to calculate the heat of reaction: H 0=C=0 + 2N–H H EN N FH + Н—о—н H H H kJ Bond…

A: We have to calculate the heat of reactionusing bond enthalpies                      Bond enthalpy…

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

A: Welcome to bartleby !

Q: How many milliliters of stock tea is required to prepare a 1% tea solution using a 50 mL volumetric…

A: Given, Percent of tea solution = 1 % Volume of the flask = volume of the solution = 50 mL Volume (in…

Q: Species Protons Electrons Neutrons Charge

A: The mass of an element is the sum of the number of protons and neutrons and if the element has no…

Q: Complete the table below for calculating the molar mass of the compound sulfur tetrafluoride. Molar…

A: A molecule comprises distinct atoms with distinct proportions. The overall mass of that molecule…

Q: 23. What volume of carbon dioxide gas at STP could be produced from the decomposition of 150.0 grams…

A: ★ Answer : 33.55 Litres CO2 gas will be produced at STP from the decomposition of 150g CaCO3. ★…

Q: Suppose a plutonium-239 nuclide transforms into a curium-242 nuclide by absorbing an alpha particle…

A: Balancing atomic weight and atomic number both side of arrow.

Q: The [a] of pure quinine, an antimalarial drug, is -165⁰. a) Calculate the enantiomeric excess (EE)…

A: we have to determine  enantiomeric excess percentage of enantiomers  optical rotation for the…

Q: Solid barium acetate is slowly added to 175 mL of a 0.0500 M sodium carbonate solution. The…

A: Given that conc. of Na2CO3 = 0.0500 M [CO3–2] = 0.0500 M Ksp of BaCO3 = 8.1 × 10–9

Q: 1. A 100-fold dilution (1/100-dilution; 1 part sample: 99 parts diluent, most of the time water) of…

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

Q: Gamma Electron Capture V Alpha

A: Let us understand this with an example,

Q: Draw the Structural a. 3-ethyl-2,2-dimethylpentane b. 5-ethyl-2,6-dimetyloctane

A: The structure of the compound is the arrangement of atoms in space. Various spectroscopic methods…

Q: 6) What is the hydronium ion concentration of a solution formed from 150.0 mL of 0.250 M ammonia,…

A: When the weak base is treated with a strong acid the corresponding pH will be calculated from the…

Q: 9) Ethanol has a AHvap of 38.56 kJ/mol and a normal boiling point of 78.37 °C (P, Pvan for ethanol…

A: Answer (9) Given :  ∆Hvap = 38.56 kJ/mol Normal boiling point (T1) = 78.37 ℃ = 78.37 + 273.15 K =…