The critical constants of dichlorodifluoromethane are Tc = 111.5 °C, Pc = 39.6 atm and dc = 0.555 gml-1. Determine the pressure at which 3.0 moles of the gas will occupy 10.0 liters at 25 °C using the van der Waals equation

Q: What is being avoided in cleaning the laboratory tools and equipment before using? A. contamination…

A: 4 . Answer  D. Viruses  5. Answer  B. pinchcock  At the bottom of the tube is a stopcock, or valve,…

Q: Table 4:Reactions and Reaction Stoichiometry Show calculations separately. HCl + NAOH → HC,H,O, +…

A: To complete table 4.

Q: For the reaction 2 Au (s) + 3 Ca" (aq) → 2 Au" (aq) + Ca(s) a. Write the oxidation and reduction…

A: 2Au(s)+3Ca2+(aq)→2Au3+(aq)+Ca(s) Given, EoAu3+/Au=1.42VEoCa2+/Ca=-2.87V As the electrode potential…

Q: a.Give all the structural isomers of the compound C3H5Cl which contains one C=C bond. (Hint: 3…

A: Structural isomers or constitutional isomers are those which have the same molecular formula but…

Q: Which statements about alkenes and alkanes of corresponding chain lengths are true? (I) Alkenes…

A: The strength of bonds in molecules is a major factor in determining the melting and Boiling points…

Q: Predict if AS would be positive or negative for the following: 1) Cooling water from 50°C to 25°C 2)…

A: Some facts related to entropy Entropy increases as temperature increases. The phases of matter in…

Q: Iodine-131 is administered orally in the form of NaI(aq) as a treatment for thyroid cancer. The…

A: Time required for the activity of a sample of iodine-131 to fall to 5.57 percent of its original…

Q: 4. A reaction that is spontaneous as written a. is very rapid b. will proceed without outside…

A: 4.A reaction that is spontaneous as  written ---- Answer- b. will proceed without outside…

Q: What is the binding energy in k]/mol nucleons for chlorine-35? kJ/mol nucleons 17 H+ 18,n→C1 The…

A:

Q: In an ideal situation, what would the slope of a calibration curve be for an ISE experiment…

A: To determine the  slope of a calibration curve be for an ISE experiment measuring K+, NO3-, Sc3+

Q: 1.876 g of the sample containing H2C2O4requires 38.84 mL of 0.1032 M of NaOH for titration: H2C2O4+…

A: Given that -  Mass of sample containing H2C2O4 = 1.876 g  Volume of NaOH = 38.84 mL  Molarity of…

Q: Draw the major organic product(s) of the following reaction. H20 Br excess NH3 You do not have to…

A:

Q: IUPAC Name for CH3CHCOOHCH2CH3

A:

Q: Complete the balanced chemical equation for the following weak base and a strong acid. NaC2H3O2…

A: The unbalanced reaction is: NaC2H3O2aq+HNO3aq→

Q: *19. Following are the NMR spectra of three isomeric esters with the formula C;H14O2, all derived…

A: First we have to calculate the double bond equivalence (DBE) of the moleculer formula C7H14O2 by…

Q: A solution contains 20.5g of NaCl dissolved in sufficient water to give a total mass of 166.2g. What…

A: Given :-  Mass of NaCl = 20.5 g  Mass of solution = 166.2 g  To calculate :-  Molality of solution

Q: Explain the importance of having a Risk assessment and Risk management in a cosmetic product or…

A:

Q: Using the given table below, formulate your own kind of problem; through providing hypothetical…

A:

Q: *18. Draw the structure of an ether with formula C5H12O2 that fits the following NMR spectrum:

A:

Q: A) What are the basic principles underlying TLC technique? B) Draw a TLC plate and explain how TLC…

A:

Q: iron-59 is a radioisotope that is used to evaluate bone marrow function. The half- ife of iron-59 is…

A:

Q: Some Radioactive Isotopes Useful in Medical Imaging Mode of hotope Decay Half e Uhe in Medcal aging…

A: 1) The isotope given is mercury-197 with the isotopic symbol 19780Hg.

Q: For the reaction below, the DH° = -113.1 kJ/mol and DS° = -145.3 J/K-mol. Calculate the equilibrium…

A: we are required to find the equilibrium constant for the reaction at 250C

Q: Write the formula of an alkyne containing 16 carbon atoms.

A: Alkyne is a hydrocarbon containing atleast one carbon-carbon triple bond.

Q: 4. A sample of zinc metal reacts completely with an excess of hydrochloric acid: Zn(s) + 2HCI(aq)…

A: When a gas is collected over water then some water vapors are also present along with the gas In…

Q: It was discovered that a beverage stored at room temperature (assume 25 degrees C) spoils 40 times…

A: The relationship between rate constant , temperature and activation energy is given by Arrhenius…

Q: Selogib e sy 3. Draw the most appropriate Lewis structure(s) for the ion BH,. What is the electron…

A:

Q: Differentiate the scents of Lemon and Orange extracts

A: Lemon and orange extract are the flavouring material use to add flavour along with that these are…

Q: Draw a structural formula for the substitution product of the reaction shown below. CI Na SH H3C H H…

A: Given reactions are :  (a).  (b).  Draw the substitutional products of the reactions = ?

Q: What are all the possible ways activated carbon can be modified in its adsorption capacity?

A: The adsorption efficiency depends on the nature of activated carbon used, the water composition,…

Q: =1,0°H]

A:

Q: does adding temperature to a chemical reaction favor the reaction endothermically?

A: For an endothermic reaction (positive ), the increase in temperature favors the consumption of heat…

Q: When the nuclide bismuth-210 undergoes beta decay: The name of the product nuclide is The symbol for…

A: Nuclear reaction: The given reaction is a nuclear reaction. In the nuclear reaction, one nuclide is…

Q: H H. В エ Z-エ エ の A

A: ->Conjugate acid of bases have same order of Basicity.(or) conjugate acid of strongest base is…

Q: What is the binding energy in kJ/mol nucleons for antimony-123? 8.19x10^11 kJ/mol nucleons 51 H+…

A: The binding energy can be calculated as follows

Q: You have 2000 mL container at 25°C and 6 atm. What is the new pressure if you allow the container to…

A: we know, the combined gas equation for the ideal gas is: => P1V1/T1 = P2V2/T2 where, P1 is the…

Q: Fill in the nuclide symbol for the missing particle in the following nuclear equation 218 At e+ 85…

A:

Q: Cd(s)Cd2*(aq)||Cu2+(aq)|Cu(s) O Cd (s) > Ca2* (aq) + 2e O Cu?* (aq) + 2e Cu (s)

A:

Q: Which of the following characterizes a beta ray? Choose all that apply. is attracted to the…

A:

Q: Why are indicators useful?

A: Answer: Indicators are the substances used in titration where 2-3 drops of indictors is generally…

Q: 11. Methane, the principal component of natural gas, is used for heating and cooking. The combustion…

A: Given- Moles of CH4= 15.0 moles  Pressure=0.985atm Temperature=23°C=296K Volume of CO2=?

Q: 1. a) A gas evolved during the fermentation of glucose (wine making) has a volume of 0.780 L at…

A:

Q: Acetylene (C2H2) burns in oxygen (O2) to produce carbon dioxide (CO2) and water  (H2O). 8.64 L of…

A: Here we are required to find the volume of oxygen required  and volume of carbon dioxide for…

Q: A sodium thiosulfate solution is standardized using pure copper as the primary standard. A sample of…

A: Given data,                                 Mass of Cu = 0.2624 g Volume of sodium thiosulfate =…

Q: What is the net ionic equation? Please also write the state of matter (aq) or (s)

A: The net ionic equation is needed to be provided.

Q: Use the information below to make a written response question 2 RO3 (aq) + 12 H* (aq) + 3 M (s) 5 RO…

A:

Q: TASK 3: COMPLETE THE TABLE! Does this increase or Explain why using Collision Theory. Change in…

A:

Q: 6. List the following from most likely to least likely to exist: TeBr6 ТеBr4 PF4 Sel6 Tel6 Explain:

A: The stability of the given halides of Tellurium, phosphorus and Selenium are needed to be discussed.…

Q: need correct answer within 30-40 mins I'll give you multiple upvote

A:

Q: Give a clear handwritten answer....

A: