Questions by VickyCarnaha

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1 answer 41 views

Calculate the standard enthalpy change for the phase transition reaction of solid calcium carbonate (CaCO3) to gaseous carbon dioxide (CO2) at 298 K, given the following formation enthalpies: ΔHf°(CaCO3) = -1206.9 kJ/mol ΔHf°(CO2) = -393.5 kJ/mol Also, assume that the specific heat capacity of CaCO3 is 0.82 J/g·K and that of CO2 is 0.85 J/g·K.

asked Feb 3 in Chemical thermodynamics

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1 answer 32 views

Compare and contrast the behaviourist and cognitive theories of learning.

asked Jan 10 in Psychology

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1 answer 43 views

What is the liquid component in blood?

asked Jan 7 in Science

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1 answer 15 views

Which stage has already been completed by the time sea urchin eggs are released from the female?

asked Dec 27, 2024 in Science

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