A solution is prepared by mixing 45 g of methanol (CH3OH) with 60 g of ethanol (CH3CH2OH). Use the following data to determine the vapor pressure of this solution at 20°C. Substance Vapor Pressure at 20°C (torr) Methanol   92 Ethanol   45   A. 69.4 torr   B.   57.2 torr   C.   80.1 torr   D.   73.0 torr   E.   83.6 torr

Q: - predict the reaction type (single or double displacement) -- predict the names and states of the…

A:

Q: Why are the reactions of aldehydes and imines very similar? Be very specific.

A: Imines are formed when aldehydes or ketone react with amine

Q: Refer to the incomplete voltaic cell below: a. Provide the location of the Sn (s) electrode, Cu (s)…

A:

Q: You have 8.45 mol of the compound potassium hydrogen phosphate, K₂HPO4. How many potassium ions are…

A:

Q: Identify whether each of the following substances will Sink or Float in water (1.00 g/mL). hexane…

A: we need to determine if the given substances will sink or float in water

Q: A compound is found to contain 7.522% phosphorus and 92.47 % iodine  by mass. a. What is the…

A: From the mole ratio of the element we can determine the empirical formula . Using empirical formula…

Q: Draw structures of the following compounds: a.…

A: The names of two organic compounds have been given and their structures have been asked in the…

Q: Calculate K for the following reaction Cu (s) + 2 Ag+ (aq) ⟶ 2 Ag (s) + Cu2+ (aq);…

A:

Q: H 1. KMnO4, NaOH, A 2. dil. H₂SO4, H₂O 1. KMnO4, NaOH, A 2. dil. H₂SO4, H₂O Zn(Hg) HCI

A: An alkaline solution of potassium permanganate(KMNO4) is known as Baeyers reagent.It oxidises…

Q: Standardization of EDTA was done using MgSO4 standard wherein a 50-mL aliquot of solution obtained…

A: First of all, we need to find out the molarity of the EDTA solution. Given that,  Mass of MgSO4 =…

Q: Aditi titrated 80.00 mL of 0.50 M methylamine, CH3NH2, with 0.40 M HCI. CH3NH₂ Kb = 4.4 x 10-4 What…

A:

Q: A 0.640 M solution of a weak base (B:) is made. The solution has a pH of 9.42. Calculate the Kb of…

A: a)  Concentration of the weak base solution (C) = 0.640 M pH of the solution = 9.42 Kb of the base =…

Q: A certain reaction is first order with a half-life of 57.9 minutes. If the initial concentration of…

A: Half life period is time period at which concentration of reactant is half of its initial…

Q: A 25-mL portion of an unknown solution containing Cu²+ and Fe³+ was titrated with 18.05 mL of 0.065…

A: In Titration, At Equivalence point, M1V1 = M2V2    For Titration One, Given: Volume of Cu-Fe…

Q: Balance the reaction between Mn2+ and H3ASO4 to form MnO₂ and H3ASO3 in acidic solution. When you…

A:

Q: A gas with a pressure of 762 torr contains 0.0205 moles and kept at 370 K. What is the volume in…

A:

Q: predict the reaction type (single or double displacement)  -- predict the names and states of the…

A: Given reaction: Aqueous sodium chloride + aqueous potassium nitrate → We have to predict the type of…

Q: PRE-LAB QUESTIONS 1. A student dissolves 2.006 g of FeSO4-7 H₂O in 40 mL of sulfuric acid and then…

A: #2(a): Mass of FeSO4.7H2O standard taken = 2.047 g  Molar mass of FeSO4.7H2O = 55.845 + 32.065 +…

Q: Draw structures of the following compounds:

A: a.  IUPAC names should be             Prefix + Word root + Suffix  In compound a Word root is…

Q: A reaction mixture at 780°C initially contains [CO] = 0.5 M and [H₂]=1.0 M. At equilibrium, [CO] =…

A: In this question , a reaction is given and the initial and final concentration of one of its…

Q: Provide the correct IUPAC name for the compound shown here.

A:

Q: What m, quantum numbers are possible when n = 2 and l = 1?

A:

Q: What is the pH of the solution when Henry has added 35.00 mL of 0.50 M NaOH to the 50.00 mL of 0.25…

A:

Q: Use the References to access important values if needed for this question. When 15.0 mL of a…

A:

Q: Match each substance with the correct categorization. Consider a cup or handful size sample of the…

A: Here we have to identify whether the following given matter are element, compounds , homogeneous…

Q: Identify whether each of the following statements describes Chemical or Physical changes or…

A:

Q: Draw structures of the following compounds:…

A: Names of two organic compounds are given and their structure have been asked in the question.

Q: predict the reaction type (single or double displacement)  -- predict the names and states of the…

A: Given that, Copper metal + aqueous zinc nitrate

Q: predict the reaction type (single or double displacement)  -- predict the names and states of the…

A: Given reaction HCl(aq) + NaOH(aq) ->

Q: 1. In the chart below, draw the expanded structural formula and the condensed structural formula for…

A:

Q: Jose titrated 40.00 mL of 0.25 M methylamine, CH3NH2, with 0.40 M HCI. CH3NH₂ Kb = 4.4 x 10-4 What…

A:

Q: Arrange the following ions in order of increasing ionic radius: fluoride ion, aluminum ion, nitride…

A:

Q: Henry titrated 50.00 mL of 0.25 M formic acid with 0.50 M LIOH. Formic acid is monoprotic and has a…

A:

Q: Zinc metal + aqueous lead(II) nitrate State your observation and include atleast one of the…

A: The given reactants are, Zinc metal + aqueous lead(II) nitrate (or) Zn(s) + Pb(NO3)2(aq)

Q: . could there be secondary product? B. Indicate why mud crystal is used in the reaction.

A: 2 A.  No there will be no secondary product. This reaction is stereospecific reaction and only one…

Q: Caitlin titrated 25.00 mL of 0.40 M formic acid with 0.25 M LIOH. The volume of LiOH required to…

A:

Q: 1. What is the meq of silver nitrate? 2. How many milliliters of silver nitrate is required in the…

A: Given that -  Weight of precipitate silver chloride = 0.750 g  Normality of silver nitrate = 0.105 N…

Q: Draw the Lewis Structure of ClO3- (OR Cl O 3 1 minus). How many lone pairs (non-bonding pairs) are…

A: Lewis structure shows the bonding between atom of a molecule as well as the lone pairs of electrons…

Q: What volume of a chlorine gas is required to react completely with 0.309 mol of bromine according to…

A:

Q: a) Which families of elements corresponds to the "peaks" and to the "valleys" in the plot of atomic…

A:

Q: Provide the correct systematic name for the compound shown here. CH₂CH3 CH₂CH3

A: Write the systematic name --

Q: Write the balanced equation for the ionization of the weak base pyridine,  C5H5N , in water,  H2O .…

A:

Q: A 1.58 mol sample of N₂ gas is confined in a 38.5 liter container at 23.9 °C. If the temperature of…

A: Effect of temperature on average molecular speed.

Q: 12 Determine the freezing point of an aqueous solution that is 0.584 m sucrose. °C

A: Explanation- Here, the process that occurs is depression in freezing point.

Q: A mixture of methane and oxygen gases, in a 9.85 L flask at 15 °C, contains 1.96 grams of methane…

A: we have to calculate  partial pressure of oxygen  total pressure

Q: Choose the best classification based on the chain length for the shown. HO- H- monosaccharide CH₂OH…

A: Choose the correct option-

Q: predict the reaction type (single or double displacement)  -- predict the names and states of the…

A:

Q: Complete and balance the following single displacement reaction. Then write complete ionic and not…

A: Since you have posted multiple questions, we are answering first question for remaining question to…

Q: What is the highest hourly vitamin C excretion rate (mg/h) of these four students if the CF is 1.06?…

A: Solution: We have to calculate the hourly vitamin C excretion rate for the four students,

Q: Provide the correct systematic name for the compound shown here. H3CH₂CH₂C H3CH₂C

A: Provide the systematic name of the given structure--