Questions by ThaliaFihell

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1 answer 57 views

Calculate the enthalpy change of solution for 5.00 g of ammonium chloride (NH4Cl) dissolved in 50.0 mL of water, given that the temperature of the solution decreases by 4.21°C. The density of water is 1.00 g/mL and the specific heat capacity of the solution is 4.18 J/g°C. The molar mass of ammonium chloride is 53.49 g/mol.

asked Jan 23 in ThermoChemistry

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1 answer 21 views

Where did Piaget's Theory of Cognitive Development originate?

asked Jan 15 in Psychology

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1 answer 34 views

Which vitamin is made in the skin when it is exposed to sunlight?

asked Jan 8 in Science

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1 answer 34 views

Habitat loss, introduced species, overharvesting, and global change are major threats to what?

asked Dec 27, 2024 in Science

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