Questions by LaureneMcAle

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1 answer 23 views

What is the type of inorganic compound formed between magnesium and chlorine: ionic, covalent or metallic? Justify your answer with appropriate evidence.

asked 4 days ago in Inorganic Chemistry

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1 answer 32 views

What is the mechanism behind the drug-drug interaction between Warfarin and Aspirin, and how does this interaction affect the efficacy and safety of both drugs? Provide a detailed explanation supported by scientific evidence.

asked 5 days ago in Medicinal Chemistry

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1 answer 23 views

How does the cooling rate affect the crystalline morphology of polyethylene?

asked 6 days ago in Polymer Chemistry

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1 answer 33 views

How can we reliably predict the color of inorganic compounds based on their molecular structure and electronic transitions?

asked Feb 14 in Inorganic Chemistry

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1 answer 31 views

What are the optimum reaction conditions for synthesizing polyacrylonitrile from acrylonitrile monomer?

asked Feb 14 in Chemical synthesis

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1 answer 49 views

How does inadequate training for chemistry teachers affect students' understanding and interest in the subject?

asked Feb 13 in Chemical education

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1 answer 43 views

What is the polarity of the bond between carbon and oxygen in a molecule of carbon dioxide (CO2)?

asked Feb 13 in Chemical bonding

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1 answer 32 views

How can we improve the compatibility between two different polymers in a blend to create a stronger and more durable material?

asked Feb 13 in Polymer Chemistry

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1 answer 31 views

What factors affect the stability of emulsions, and how can we optimize these factors to enhance the stability of an emulsion for a particular application?

asked Feb 13 in Surface Chemistry

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1 answer 35 views

How can you explain the role of chemistry in everyday life to someone who does not have a scientific background? Provide three real-world scenarios and explain the chemistry behind each.

asked Feb 12 in Chemical education

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1 answer 85 views

How can students and instructors work together to increase awareness and implementation of safety protocols in chemistry labs to prevent accidents and ensure a safe learning environment?

asked Jan 30 in Chemical education

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1 answer 100 views

What is the concentration of a hydrochloric acid (HCl) solution in moles per liter (M) if 25 mL of a 0.1 M sodium hydroxide (NaOH) solution is required to neutralize 50 mL of the HCl solution?

asked Jan 30 in Analytical Chemistry

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1 answer 37 views

How can the presence of specific elements in a sample be identified using X-ray fluorescence spectroscopy and how can the results be used to determine the composition and purity of the sample?

asked Jan 29 in Analytical Chemistry

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1 answer 44 views

Calculate the heat absorbed or released during the crystallization of 50g of sodium acetate from a solution if the enthalpy change of the process is -3.9 kJ/mol.

asked Jan 23 in ThermoChemistry

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1 answer 47 views

Calculate the energy required to break a carbon-carbon single bond (C-C) with a bond length of 1.54 Å using the average bond-dissociation energy of 347 kJ/mol for this type of bond.

asked Jan 23 in Chemical reactions

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1 answer 73 views

A certain chemical reaction has a delta H value of -120 kJ/mol. If 2.5 moles of this reactant undergo the reaction, how much energy is released or absorbed by the reaction?

asked Jan 22 in ThermoChemistry

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1 answer 58 views

What are some implications of the self-determination theory in teaching?

asked Jan 20 in Psychology

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1 answer 24 views

What is the strengths of CBT?

asked Jan 16 in Psychology

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1 answer 78 views

Who developed the theory of fluid and crystallised intelligence?

asked Jan 15 in Psychology

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1 answer 37 views

What is the ecological fallacy?

asked Jan 15 in Psychology

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