Questions by LacyBastyan

0 votes

1 answer 53 views

Calculate the enthalpy of solution for the dissolution of 15g of potassium chloride (KCl) in 100g of water (H2O) given that the temperature change was -12.5°C. The enthalpy of fusion for KCl is 17.2 kJ/mol and the specific heat capacity of water is 4.18 J/g•°C.

asked Jan 23 in ThermoChemistry

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1 answer 66 views

A chemistry student wants to perform a reaction that produces carbon dioxide gas. If the student has 500 grams of calcium carbonate and an excess of hydrochloric acid, how many liters of carbon dioxide gas can be produced at Standard Temperature and Pressure (STP)? (Assume the reaction goes to completion)

asked Jan 22 in Chemical reactions

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1 answer 46 views

Who is eligible for the Fly-In Fly-Out Mental Health Support Scheme?

asked Jan 17 in Psychology

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1 answer 58 views

Please compare the concept of 'ego strength' in Erikson's theory versus that of 'cognitive complexity' in Robert Kegan's theory.

asked Jan 17 in Psychology

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1 answer 22 views

What is the Self-Leadership Theory?

asked Jan 16 in Psychology

0 votes

1 answer 26 views

When people have a need for self-esteem?

asked Jan 15 in Psychology

0 votes

1 answer 27 views

Frequency and intensity are two measurable properties of what?

asked Dec 30, 2024 in Science

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