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1 answer 33 views

What is the relationship between the initial concentration of reactants and the reaction rate, and how does this affect the profitability of the reaction?

answered Feb 24 in Chemical kinetics

1 answer 36 views

What is the effect of increasing the volume of a reaction vessel containing a mixture of 0.10 M nitrogen dioxide (NO2) and 0.08 M dinitrogen tetroxide (N2O4)? The equilibrium constant (Kp) for the reaction is 0.20 atm.

answered Feb 22 in Chemical equilibrium

1 answer 35 views

What is the bond angle of the molecule SF6, and how does the molecule's shape relate to its bond angle?

asked Feb 21 in Chemical bonding

1 answer 35 views

How does the folding of a protein affect its function in the body, specifically in the context of enzyme catalysis?

answered Feb 20 in BioChemistry

1 answer 34 views

What is the molecular geometry and polarity of sulfur dioxide (SO2)?

answered Feb 14 in Inorganic Chemistry

1 answer 32 views

What is the difference between primary, secondary and tertiary alcohols, and how does that affect their physical and chemical properties? Additionally, compare and contrast the acid/base properties of alcohols and phenols.

answered Feb 14 in Organic Chemistry

1 answer 44 views

How do plants and microorganisms assimilate atmospheric nitrogen and convert it into forms that can be used for metabolic processes?

answered Feb 14 in BioChemistry

1 answer 91 views

How can we determine the molecular structure of a compound using IR spectroscopy?

answered Feb 13 in Physical Chemistry

1 answer 44 views

How can the prediction of electronic and magnetic properties of molecular magnets be improved using quantum chemistry calculations and models?

answered Feb 10 in Quantum Chemistry

1 answer 40 views

How can the integration of technology in chemistry education be improved to help students better understand complex concepts and perform virtual experiments that are as effective as hands-on experiments?

asked Feb 7 in Chemical education

1 answer 33 views

How can the design and optimization of a continuous flow process for the production of surfactants be achieved, taking into consideration the selection of raw materials, reactor and separation unit design, control system, and economic feasibility?

asked Feb 6 in Chemical engineering

1 answer 76 views

Calculate the standard potential of the cell Ag(s) | Ag+(aq, 0.0100 M) || Cu2+(aq, 1.00 M) | Cu(s) at 25°C.

answered Feb 3 in ElectroChemistry

1 answer 58 views

Calculate the standard enthalpy change for the reaction of dissolving 5.00 grams of NaOH in 100.0 mL of water at 25°C, given that the heat absorbed by the solution is 11.76 kJ. (Assume the density of water is 1.00 g/mL and the heat capacity of the solution is the same as that of water.)

asked Feb 3 in Chemical thermodynamics

1 answer 69 views

How does changing the concentration of the reactants affect the rate of the chemical reaction and ultimately the profitability of the reaction?

asked Feb 3 in Chemical kinetics

1 answer 92 views

What is the chemical formula of an unknown compound that contains 60% carbon, 13.3% hydrogen, and 26.7% oxygen by mass, determined through elemental analysis?

answered Jan 30 in Analytical Chemistry

1 answer 81 views

Calculate the enthalpy change for the hydrolysis of 10 grams of sodium acetate (NaOH) at 25°C, given the following information:- The specific heat capacity of the solution is 4.18 J/(g·°C)- The initial temperature of the solution is 25°C- The final temperature of the solution after hydrolysis is 30°C- The heat evolved by the reaction is 677 J.

answered Jan 23 in ThermoChemistry

1 answer 83 views

Calculate the bond energy of carbon-hydrogen bond in methane (CH4) given that the enthalpy change of combustion for methane is -890 kJ/mol and the enthalpy change for breaking carbon-hydrogen bonds is 413 kJ/mol.

asked Jan 23 in Chemical reactions

1 answer 88 views

What is the solubility of Calcium chloride (CaCl2) in distilled water at room temperature?

answered Jan 21 in Inorganic Chemistry

1 answer 20 views

How does the sexual double standard impact sexual behaviour?

asked Jan 20 in Psychology

1 answer 46 views

When does the post-conventional stage of moral development occur?

asked Jan 20 in Psychology

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