Questions by Shari7998231

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1 answer 47 views

Given a sample of dry ice (solid CO2) with a mass of 50 grams, calculate the amount of heat energy that needs to be added to sublimate it completely into gaseous CO2 at a temperature of -78.5°C. The heat of sublimation of CO2 is 25.2 kJ/mol. (Assume that CO2 is an ideal gas under these conditions.)

asked 1 day ago in ThermoChemistry

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1 answer 59 views

What are the effects of changing the concentration of polymer solution on the mechanical properties (such as mechanical strength and elasticity) of 3D-printed structures?

asked 4 days ago in Materials Chemistry

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1 answer 26 views

According to social learning theory, what intermediary processes exist between our behaviours and environmental stimuli?

asked Jan 20 in Psychology

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0 answers 18 views

Who proposed the notion of resilience?

asked Jan 17 in Psychology

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1 answer 37 views

Please discuss the strengths and weaknesses of cognitive psychology.

asked Jan 16 in Psychology

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1 answer 23 views

What is the role of resilience in end of life care?

asked Jan 13 in Psychology

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1 answer 17 views

What is the importance of peer relationships in teenage development?

asked Jan 13 in Psychology

0 votes

1 answer 32 views

How is the radioactive decay measured?

asked Dec 30, 2024 in Science

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