1. What does point C represent? 2. What state exists above the curve AB and to the left of the curve AD 3. What does point A represents in the above? 4. What state or phase exists below the curve BC 5. What state exists between the AC and AD curves?

Q: Three point charges are located at the corners of an equilateral triangle as in the figure below.…

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Q: What is correct from multiple choice

A: Viscosity of a liquid is defined as its tendency to keep from flowing means the resistance…

Q: What is the melting point of the substance modeled by this heating curve? F. 150 D E 135 120 105 90…

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Q: How much energy must be removed from a 94.4 g sample of benzene (molar mass= 78.11 g/mol) at 322.0 k…

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Q: What is the net force on this box? 30 N 60 N 20 N 50 N to the right 60 N to the left b. 10 N to the…

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Q: At high temperatures, glass has a tendency to change its shape into a sphere. Assume that the…

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Q: Consider two identical four-atom solids, one having 4 quanta of energy and the other having 10.(a)…

A: (a)The two solids have different amounts of thermal energy and will be at different temperature. The…

Q: What are anistropic substances?

A: All matter can exist in different physical states; solid, liquid and gases. Solid is well known…

Q: What is the boiling point of Sylvanol?             Sylvanol (l) Sylvanol (g)    ΔH° = 38.0 kJ/mol…

A: Given  enthalpy of vaporization ΔH° = 38.0 kJ/mol = 38 x 1000 J/mol entropy of vaporization ΔS° =…

Q: Substance X has a normal melting point of 123°C. Predict the values (>, =, X(l) at 123°C. Be sure…

A: Change in entropy is defined as a measurement of randomness or disorder. It is denoted by ∆S. Delta…

Q: Consider the data in the table. Compound Melting point (°C) | AHfus (kJ/mol) Boiling point (°C) |…

A: The data given is,

Q: Analyze the given problem and show your complete and detailed solution.  The radius of the oxygen…

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Q: 73.0 C 5.11 OE 1.0 -78.5 -56.4 31.1 Temperature ("C) At which point/s the number of phases equal to…

A: Given diagram,

Q: Determine the sublimation point (in C) for 12 (s) 1, (g)

A: Let the reaction be- Solid↔Gas Therefore, ∆Ssub=∆HsubTsub where ΔSsub: Standard Entropy of…

Q: Substance X has a normal melting point of 123°C. Predict the values (>, =, X(l) at 100°C. Be sure…

A: The reaction taking place is given as, => X (s) -----> X (l) Given : Melting point of solid X…

Q: Based on the thermodynamic properties provided for water, determine the energy change when the…

A: The cooling and freezing is an exothermic process, which means q is negative (–).  There are two…

Q: Supnnitical -45 -54 311 Tempenatue (C) Phase Diagram for Unknown Substance What is the pressure (in…

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Q: The state/s of water that exist at 100°C is/are (multiple answers are allowed)   Liquid   Gas…

A: There are three phases of matter. The phase of matter can be interchanged by changing the…

Q: The normal boiling point of mercury at one bar pressure (Hg) is 356.7 ℃. At what temperature (in ℃)…

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Q: seawater sample contains 2.5% NaClNaCl (MW=58.44 g/mol) by mass. Calculate the normal boiling point…

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Q: C(s, diamond) --> C(s,graphite) deltaH (C s, diamond) = 1.9 kJ/mol; deltaS(C diamond) = 2.38 J/molK…

A: Answer: Relation between Gibbs free energy change, enthalpy change and entropy change is shown…

Q: A 50 wt% Pb-50 wt% Mg alloy is slowly cooled from 700°C (1290°F) to 400°C (750°F). (i) At what…

A: The Mg-Pb phase diagram is shown as follows:

Q: 7.) Use the folowing themochemical equations as needed to find the heat of formation of diamond:…

A: Given equations are : 1). C (diamond) +  O2 (g)  --------> CO2 (g) , ΔH1 = -395.4 KJ  2). 2CO2…

Q: Draw the phase diagram for I2 (sublimation experiment ) then draw carbon dioxide phase diagram. A.…

A: A phase diagram is the plot between temperature and pressure for the solid-liquid, liquid-gas and…

Q: What is the boiling point water at the top of Mt Everest (atmospheric pressure = 0.54 atm)?…

A: Pressure, P◦ = 1 atm Pressure of water vapor, P = 0.54 atm Gas constant, R = 8.314 J/mol.K The…

Q: Based on the thermodynamic properties provided for water, determine the energy change when the…

A: Since in the above process, 1) we are cooling gas at 101 °C to 100 °C  2) condensing the gas at 100…

Q: Consider the data in the table. Compound Melting point (°C) AHfus (kJ/mol) Boiling point (°C) AHvap…

A: All the entropy values are calculated below.

Q: 1 KPa 1 Pa O 100 200 300 400 s00 600 700 B00 900 1000 Temperature (K) Use the phase diagram of water…

A: Given the surface temperature at venus = 460 oC Ground-level atmospheric pressure of venus = 92 atm…

Q: Identify the point(s) on the following diagram where the removal of heat will cause some of the…

A: Condensation is the gas to liquid

Q: 27) If I had a quantity of this substance at a pressure of 0.75 atm and a temperature of -100⁰ C,…

A: By using this we can solve the given Question .

Q: 11.61 The phase diagram for neon is blupl Liquid Supercritical 103 Stio nobtoin3o 102 fluid bpszs…

A: a. The normal melting point is the temperature where solid becomes liquid at 1atm pressure.…

Q: 7.1 A normal boiling point of Cd(l) is 1038K. At this temperature △Hvap is 23,900(J/mol). (a) In 2…

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Q: Gold has a radius 144 pm. Determine the length of the edge of a face centered cube cell. SHOW ALL…

A: Given,  Radius = 144 pm

Q: What is the melting point of the substance modeled by this heating curve? F. 150 135 120 D E 105 90…

A: Given:-

Q: 16. . Calculate the normal melting point of I2 (s) in °C given the following data: AH° = 15.52…

A: Exothermic reactions releases heat. Delta G at equilibrium is zero. At Melting point solids converts…

Q: See image below. Table provided is for this question. I want to double check to see if my answer is…

A: Note: Thank you for question. Since the name of the liquid is not mentioned, we are taking hexane as…

Q: Predict the normal boiling point of hydrogen peroxide (H2O2) from the following data:     ΔHºf,…

A: Given that :   ΔHºf, kJ/mol Sº, J/(mol • K) H2O2(ℓ)  –187.8  110 H2O2(g)  –136.3  233

Q: Consider the data in the table. Compound Melting point (°C) AHfus (kJ/mol) Boiling point (°C) AH,p…

A: When a compound experiences a change of state, the Gibbs free energy becomes zero and entropy is…

Q: Will H;S have the same property as H20? Why or why not?

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Q: 25 15 5 a -5 Energy Pick the best answer from the drop down menu. Using the heating curve above, the…

A: We know that , when a solid is heated then first increases temperature until its melting point. At…

Q: f the following has the largest dispersion fa B) C3H8 C) C6H14 D) C10H2

A: According to the question, we need to determine which of the following molecule will have the…

Q: Based on the thermodynamic properties provided for water, determine the energy change when the…

A: Given data mass of water = 0.450 kg Initial temperature of water : T1=103°C Final temperature of…

Q: A P (atm 1- 10 20 30 40 so 60 70 T(deg. Celsius) 1. In what phase is the substance at 50 °C and 1…

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Q: Hi! Can someone interpret this phase diagram? Thanks!

A: A phase diagram represents the change in physical states of a substance with changes in temperature…

Q: Define this "Torsional strain is an increase in energy caused by eclipsinginteractions" ?

A: Applying concept of confirmational analysis of eclipsed and staggered forms .

Q: Find the magnitude and direction of the resultant force for the system of forces shown in the…

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Q: Based on the thermodynamic properties provided for water, determine the energy change when the…

A: Given, Mass of water = 1.05kg. Initial temperature = 117oC. Final temperature = 56.5oC. Moles of…

Q: Why do covalent and molecular crystals typically have a much lower packing density than metal…

A: 3. A covalent bond is formed by the overlap of half-filled atomic orbitals which have definite…

Q: Based on the thermodynamic properties provided for water, determine the energy change when the…

A: The change in energy is calculated as shown below: