Why is the vapor pressure of a substance dependent upon the temperature?

Q: Can you tell me how to do 46 . How to think

A: Since you have posted a  question with sub-parts , we are entitled to answer the first three sub-par...

Q: Which of the compounds CANNOT easily be oxidized? Why?

A:

Q: 25.00 mL sample of 0.08000 M H2CO3 (Ka1 = 4.3 × 10-7 , Ka2 = 4.8 × 10-11) is being titrated with 0.1...

A: Given: 1) Volume of sample of H2CO3 is (V1)=25.00 mL  2) Concentration of sample of H2CO3 is (M1)=0....

Q: 4. How does the specific heat of water compare to the specific heat of the metals tested? 5. Calc...

A: Specific heat is defined as the heat required to raise the temperature of 1g of a substance by 1℃. I...

Q: A 4.85 cm3 fruit juice sample was titrated against 7.5 x 10-4 mol/L iodine solution, using starch in...

A: Given: The Volume of the fruit juice sample, V1=4.85 cm3 =4.85 mL The molarity of iodine solution, M...

Q: Hydrogen iodide is very strongly adsorbed on gold but only slightly adsorbed on platinum. Assume the...

A: The Langmuir isotherm is given by an expression as follows: θ=KP1+KPWhere,θ is the number of active ...

Q: Can i get help with problem please

A: A question based on IR spectroscopy, which is to be accomplished.

Q: A student designs an ammeter (a device that measures electrical current) that is based on the electr...

A: The magnitude of the current in amperes is to be calculated from the given data. Given: Volume of wa...

Q: Draw balanced chemical equations for the Birch reduction of the following benzene derivatives. Pleas...

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

Q: Can i get help with this problem please

A: A question based on the IR spectroscopy, which is to be accomplished.

Q: 0.9545 g of calcium nitrate salt, Ca(NO3)2, is weighed, dissolved in concentrated HCl solution and d...

A:

Q: How much energy (in kJ) is needed to heat 5.03 g of ice from -20.3°C to 30.0°C? The heat of fusion o...

A: Heat change (Q) = m . s . ∆T Heat required for melting ice = number of moles x heat of fusion

Q: Why does a gas mixed with another gas not form a colloidal system?

A: A heterogeneous mixture of two distinct states of matter is termed as a colloid system. There isa di...

Q: Answer the following based on the reactionH3PO2 (aq) + Cr2O72-(aq) → H3PO4 (aq) + Cr3+(aq) How many ...

A: Chemical reactions are those reactions which undergo any chemical change. Chemical reaction is repre...

Q: Label each stereogenic center in the attached compounds as R or S.

A: R-S nomenclature also called Rectus-Sinister nomenclature, is applied to compounds having a chiral c...

Q: How  to evaluate the directing effects of the the NH2 group in aniline ?

A: Aniline is an aromatic amine in which the -NH2 group is present on the benzene ring. It is an electr...

Q: Give the formula of the conjugate acid:(a) O²⁻(b) SO₄²⁻(c) H₂O

A: An acid is a substance that furnish H+ ions in solution. A base is a substance that accepts furnish ...

Q: consider the reaction at 25C MnO2 + 4H+ + 2Br- = Mn2+ + Br2 + 2H2O. At what pH is the voltage zero i...

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Q: 2) The stimulant in coffee and tea is caffeine, a substance of molar mass 194 g/mol. When 0.376 g of...

A: The molar mass of caffeine, CO2, H2O, and N2 is 194 g/mol, 44 g/mol, 18 g/mol, and 28 g/mol respecti...

Q: For each of the following molecular formulas, determine the number of elements of unsaturation,and d...

A: As , to know about the  amount of unsaturation present in the molecule it is must that we have all t...

Q: In each of the following pairs, indicate which has a higher concentration of 1- ion: a.  0.10 M BaI2...

A: a. Since, the concentration of BaI2 is given as 0.10 M The dissociation reaction is- BaI2→Ba2++2I- T...

Q: A reaction at 30.0 °C evolves 520. mmol of sulfur tetrafluoride gas. Calculate the volume of sulfur ...

A: For sulfur tetrafluoride gas,  Temperature, T = 30°C = 30 + 273.15 K = 303.15 K Number of moles, n =...

Q: Balance this reaction:_Fe2O3(s) +_Co(g)->_fe(s)+_Co2(g)

A: According to the Law of Conservation of mass " all atoms of different elements must be equal on both...

Q: How many joules of heat are required to heat 125 g aluminum from 19.0°C to 95.5°C?

A: Specific heat: It is defined as the heat required the raise the temperature of 1g of a substance by ...

Q: 10.069

A: Given that: Volume, V = 24 ml = 0.024 L We know, 1 atm = 760 torr Thus, 622 torr = 622/760 = 0.818 a...

Q: #6

A: Welcome to bartleby!

Q: In the presence of 18-crown-6, potassium permanganate dissolves in benzene to give“purple benzene,” ...

A: The structure of 18-crown-6 is represented as follows:

Q: Given: B2H6 + O02 → HBO2 + H2O a. Balance this equation

A: The answer for part (a) is given below. Kindly repost the other subparts as separate question  a) Th...

Q: Suppose you are titrating an acid of unknown concentration with a standardized base. At the beginnin...

A: Given that,Initial reading of the base titrant volume = 1.99 mL At the end-point,Final reading of th...

Q: Draw structural formulas for the major products of   reaction

A: Introduction: The given reaction is an example of SN2 reaction where bromide ion act as a nucleophil...

Q: The 1H NMR spectrum of 2-propen-1-ol is shown here. Indicate the protons in the molecule that are re...

A: The 1H NMR spectrum of 2-propen-1-ol is shown here. Indicate the protons in the molecule that are re...

Q: Chemistry Question

A: The order of reaction is to be determined by plotting the graphs for given data. Given: If the plot...

Q: A supersaturated solution of sucrose (C12H22O11) is made by dissolving sucrose in hot water and slow...

A: Supersaturated solution: It is defined as a solution that contains more than the maximum amount of s...

Q: Shown here is a proposed synthesis of a thioester from an ester. (a) Draw the mechanism for this rea...

A: The organic reactions help in the conversion of one organic compound to other compounds. The typical...

Q: Can i get help with problem please

A: The conversion taking place is given as,  

Q: When preparing a soap it is always required that the pH be verified, if it comes out too high, how c...

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Q: Rizatriptan (trade name Maxalt) is a prescription drug used for thetreatment of migraines In what ty...

A: Rizatriptan is a drug used for the treatment of migraine headache. It has a molar mass of 269.345 g/...

Q: Freezing point depression and boiling point elevation can be used to determine the molarmass of prot...

A: Depression in freezing point (∆Tfp) = -7.4 mK or -7.4 ×10-3 K Here, negative sign includes depressio...

Q: 3. What is the symbol for the element in group 7 and series 5? a. Nb b. Db c. Te . Bh e. None of the...

A: In the periodic table, group 7 elements are Mn, Tc, Re and Bh. In the above elements, Tc is present ...

Q: The density of silver is 10.49 g/cm3. What is the volume of a silver coin that has a mass of 31.103...

A: The mass of the unit volume of the substance is known as the density of the substance. The density o...

Q: Differentiate between Macrostate and Microstate?

A: Thermodynamics is the branch of chemistry which deals with the study of heat and other forms of ener...

Q: Consider the image of a mercury manometer below. Based on the image, if the pressure of the atmosphe...

A: Solution:- Given:- Atmospheric pressure = 720.0 mmHg. Height difference = 26.4 cm = 264 mm    

Q: The lone pair on the nitrogen atom below is delocalized. NH2 True O False

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Q: Need help with question 14 on the image.

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Q: A chemist prepares a solution of sodium nitrate (NaNO, by measuring out 119. g of sodium nitrate int...

A: Given: Mass of NaNO3=119 g Molar mass of NaNO3=84.9947 g/mol Volume of the solution=500 mL = 500/100...

Q: Can i get help with this problem

A: Number of signals in 13C NMR = Number of sets of carbon with different electronic environment

Q: A chemical reaction is run in which 698 Joules of heat are absorbed and the internal energy changes ...

A:

Q: What is the difference between a monomer and a polymer?

A: Monomers and polymers are  two different things related to the same molecules. For example in polyet...

Q: Give the IUPAC name for attached alcohol ?

A: The IUPAC naming is done for compounds for which certain rules need to be followed which are given b...

Q: A certain reaction is first order in N, and second order in H,. Use this information to complete the...

A: A certain reaction is first order in N2 and second order in H2 . The rate law for this reaction can ...