Questions by FloraKorth37

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1 answer 1 view

How can the design and synthesis of a polymer-based sensor or actuator be optimized for maximum sensitivity and efficiency?

asked 4 days ago in Polymer Chemistry

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1 answer 54 views

Calculate the heat required to sublime 25 grams of dry ice (CO2) at a temperature of -78.5 °C if the enthalpy of sublimation is 25.2 kJ/mol.

asked Jan 23 in ThermoChemistry

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1 answer 81 views

Calculate the enthalpy change of the polymerization of styrene using the following information: Reactants: - Styrene: C8H8 (l) - Peroxide initiator: C6H5OOC(CH3)3 (l) Products: - Polystyrene: (C8H8)n (s)- Byproduct: CO2 (g)Given information: - Heat of formation of CO2 (g) = -393.5 kJ/mol - Mass of styrene used = 50 g - Molarity of the initiator solution = 0.3 M - Volume of the initiator solution used = 25 mL - Density of the initiator solution = 0.89 g/mL - The reaction is carried out at a constant pressure of 1 atm and a temperature of 25°C.

asked Jan 23 in ThermoChemistry

+1 vote

1 answer 53 views

According to the cognitive-behavioural theory, how does negative self-talk contribute to anxiety?

asked Jan 20 in Psychology

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1 answer 34 views

According to the cognitive-motivational-relational theory, what is the role of emotions in gender?

asked Jan 17 in Psychology

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1 answer 47 views

How has evolutionary psychology influenced our understanding of human behaviour and cognition?

asked Jan 15 in Psychology

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1 answer 7 views

Who is credited with founding modern psychology?

asked Jan 14 in Psychology

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1 answer 36 views

What is the primary contribution of the humanistic approach to psychology?

asked Jan 10 in Psychology

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1 answer 28 views

What promotes cell division and are necessary for growing plants in tissue culture?

asked Jan 7 in Science

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1 answer 32 views

Some metals, such as gold and platinum, do not corrode easily because they are very resistant to what?

asked Dec 31, 2024 in Science

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1 answer 15 views

Humans possess greater diversity of what type, compared to laboratory animals?

asked Dec 27, 2024 in Science

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