You dilute 1g of an orgainc liquid, with ethanol, to 10mL in a volumertic flask. What concentraion is used to calculate the specific rotation?

Q: 2- A) Calculate the highest linear density (atoms/m) encountered in Vanadium (V)? B) For Vanadium,…

A: Explained as follows

Q: 3..Suggest how to make syndiotactic/isotactic polystyrene on the one hand and on the other hand how…

A: Isotactic polymers have the side groups attached on one side of the backbone chain whereas the…

Q: Compound Melting point ("C) AHs (kJ/mol) Boiling point ("C) AHp (kJ/mol) HF -83.11 4.577 19.54 25.18…

A: Answer: Entropy is the measure of the system's disorderliness or randomness. In more possible…

Q: The contact angle for water on clean glass is close to zero. Calculate the surface tension of water…

A: Surface tension- This is property of surface of liquid in which due to cohesive nature of…

Q: If 0.4 g of H2O2 is added to 100 g of ethylene to establish the degree of polymerization, what would…

A: Here the reaction is between H2O2 and ethylene.  We are required to calculate average molecular…

Q: Q2: (A) Sketch the following Miller indices: 1. [ī02] 2 (2iio) 3 (3i2)

A: Miller indices form a notation system in crystallography for planes in crystal (Bravais) lattices.…

Q: If the volume changes due to evaporation between trials 1&2, do you think it will significantly…

A: A question based on properties of liquids that is to be accomplished.

Q: Give some importance of Job's Method of Continuos Variations

A:

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A: In the photohalogenation reaction, alkane is treated with halogen group(Br2/Cl2) in the presence of…

Q: 9. For a gi -pontaneou A) at T 42 C) at all ter

A:

Q: An ice skate stands on a blade with a contact surface of 0.0193 cm2 with the ice a) calculate the…

A: 1) ΔfusH = 1.4363 Kcal/mol 2) Tfus= 273.2 K (at p = 1 atm) 3) Ice density = 0.92 g/cm3 4) liquid…

Q: Polymer PXX has a glass transition temperature of 49°C

A: Glass transition temperatures is a temperatures where polymer glassy nature will break into rubbery…

Q: How many total degrees of freedom does C8H10N4O2 have?

A: The formula for calculating degree of unsaturation is = (2C + 2N -  X -  H) / 2 Where C = number of…

Q: At -185°C and 1 atm ethane exists as a solid with an FCC structure. The molecular mass of ethane is…

A: In a crystal structure, the smallest  basic division of a crystal that forms repetitive structure to…

Q: What is the difference between a random heterogeneous material and a segregated heterogeneous…

A: A heterogeneous sample is the one that has non-uniform composition. They are further divided into 2…

Q: What do you mean by Critical Micelle Concentration (CMC)?

A: Surfactants comprise chemicals that seem to be interfacially active. A polar head cluster as well as…

Q: Please Answer them ALL ASAP for an upvote. Thankyou. Q. Compute for the surface tension of a force…

A:

Q: Properties of ABE Materials 1.) prediction methods in determining density

A: DETERMINING DENSITY density is  mass per unit volume. If D is density of body e of mass M and volume…

Q: 2- In circular dichroism, CD, a plot is made between: a) n-no and A b) Er-Eo and A c) and X d) n and…

A: The circular dichroism measures the difference in the absorbance between left and right circularly…

Q: Torque can be calculated by multiplying the force (N) applied at 90 degrees to the lever arm at a…

A:

Q: 2-A) Calculate the highest linear density (atoms/m) encountered in Vanadium (V)? B) For Vanadium,…

A: It is given that, Atomic weight of Vanadium = 50.94 g/mol Density of Vanadium, ρ = 5.8 g/cm3 Since,…

Q: a Cr, Cr2+, Cr4+ decreasing size Drag and drop your selection from the following list to complete…

A:

Q: Data for Syrup: Time of flow: 1.42 seconds Density at 20 °C: 1.153 g/cm³ 1. What is the fluidity of…

A:

Q: 2.A leyes of 20g of Suciose spread uniformly over 5cm2 Surface of and COvered 5. water to a depth of…

A: Given data  Molar mass of Sucrose = 342.3 g per mole Mass of sucrose spread at Surface = 20 g No of…

Q: Q3) Calculate the ratio between the height to which ethyl alcohol rises to water by capillary action…

A:

Q: We can measure the density of a liquid using alan Ostwald viscometer Triple beam balance Westphal…

A: The triple beam balance is an instrument used to measure mass very precisely.so it can not measure…

Q: (c) Why calibration by area normalisation is used when assessing drug stability

A: When a chemical substance imparts a notable change in the physiological activity of an organism,…

Q: What is dispersion statistics? Why is it important?

A: Answer - According to the question - Dispersion is a statistical term that describes the size of the…

Q: Determination of the Surface Tension of a Liquid by the Capillary Rise Method: A group of students…

A:

Q: The contact angle for water on glass is close to zero. Calculate the surface tension of water at 25…

A:

Q: Compound Melting point (C) AH (kJ/mol) Boiling point (C) AH,ap (kJ/mol) HF -83.11 4.577 19.54 25.18…

A: Given that, for HCl the data table is Compound Melting point (K) ∆Hfus (kJ/mol) Boiling point (K)…

Q: Electric dipole moment of CuSo, molecule is 3.2 x 10-32 Cm. Find the separation between copper and…

A: Given: The electric dipole moment of CuSO4 (copper sulfate) molecule is 3.2 x 10-32 Cm. In terms of…

Q: Identify the molecule with highest viscosity at 298K? O CH3COCH3 O CHs O CH3COOH O CHA O H20

A:

Q: Determination of the Surface Tension of a Liquid by the Capillary Rise Method: A group of students…

A: Given:

Q: III. Experimental Data Table 3b.1. Observation on determination of melting point of unknown A.…

A: The percent error is calculated using the formula: Percent error=Actual value-theoretical…

Q: .Suggest how to make syndiotactic/isotactic polystyrene on the one hand and on the other hand how to…

A: Step-I Isotactic polymers have the side groups attached on one side of the backbone chain whereas…

Q: Пrр dv 8nL using a propagation of errors technique as applied to Poiseuille's law d error in the…

A:

Q: The contact angle for water on clean glass is close to zero. Calculate the surface tension of water…

A: Surface tension is the tendency of a liquid molecules to stick together and resist the external…

Q: Q3) Estimate the viscosity of aniline at 20 C.

A: Viscosity of aniline can be calculated by help of Following formula, if only temperature is given -…

Q: Calculate the molar susceptibility of cyclohexane given that its volume susceptibility is −7.9 ×…

A: Given data, Mass density = 811 kg m-3 = 0.811 g m-3Temperature = 25°CVolume suseptibility = -7.9 ×…

Q: vork that cc

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Q: Phenylalan ine (Phe. 1) is a naturally occurring amino acid with a benzene ring. What is the energy…

A: The dipole induced interaction energy is given by; E=-Cr6 Here, r is the distance between groups and…

Q: 6. In the Ostwald viscometer the use of capillary tube is * (a) To avoid streamline flow O (b) To…

A: Ostwald viscometer works on the principle of poiseuille's principle  i.e. the rate of flow of a…

Q: To what height would you expect ethanol (γ= 22.39 mN m-1 at 298 K, ρ = 789 kg m-3) to climb by…

A: The column height of a narrow capillary is obtained from following equation.

Q: What is the instrumentation of Conductometry ?

A: Instrumentation of conductometry is given as follows

Q: Determination of the Surface Tension of a Liquid by the Capillary Rise Method: A group of students…

A: Given:

Q: 3. Draw the structure of one repeating unit of the addition polymer styrene butadiene rubber. CH₂ CH…

A: #3: Styrene butadiene rubber is an addition polymer of styrene and butadiene.