Recent activity by LucyGreene29

1 answer 30 views

Calculate the standard enthalpy change for the following chemical reaction involving solutions:2HNO3(aq) + Ba(OH)2(aq) → Ba(NO3)2(aq) + 2H2O(l)Given the following information:ΔHf° [HNO3(aq)] = -207.5 kJ/molΔHf° [Ba(OH)2(aq)] = -994.0 kJ/molΔHf° [Ba(NO3)2(aq)] = -537.5 kJ/mol

asked 2 days ago in Chemical thermodynamics

1 answer 42 views

How do the enzymes in the liver metabolize the commonly used painkiller acetaminophen and what are the consequences of the metabolites produced on the liver and other organs of the body?

answered 5 days ago in Medicinal Chemistry

1 answer 53 views

Calculate the enthalpy change of the following reaction: 2C(s) + 2H2(g) + 5O2(g) -> 2CO2(g) + 2H2O(l) Given the enthalpies of formation of CO2(g), H2O(l), and H2(g) are -393.5 kJ/mol, -285.8 kJ/mol, and -241.8 kJ/mol, respectively.

asked Jan 23 in ThermoChemistry

1 answer 57 views

A 5 g sample of a mixture containing sand and salt is dissolved in water. The solution is filtered, and the sand is collected and dried. The dried sand has a mass of 3 g. Using mass balance calculations, determine the percentage of salt in the original mixture.

asked Jan 22 in Analytical Chemistry

1 answer 71 views

What is the product formed when 1-bromobutane is reacted with aqueous sodium hydroxide? Draw the mechanism that explains the reaction pathway of this nucleophilic substitution reaction.

asked Jan 21 in Organic Chemistry

1 answer 69 views

What is the IUPAC name of the following organic compound?CH3CH2CH2COOH

answered Jan 21 in Organic Chemistry

1 answer 26 views

According to Kohlberg's theory of moral development, what is the highest level of moral reasoning?

answered Jan 20 in Psychology

1 answer 9 views

Why is it important to consider the historical and social context when evaluating theories in psychology?

answered Jan 16 in Psychology

1 answer 22 views

What is the criticism of the concept of fully functioning person in animal psychology?

answered Jan 16 in Psychology

1 answer 35 views

What does the cognitive theory explain?

asked Jan 15 in Psychology

1 answer 40 views

When do we use the method of constant stimuli?

answered Jan 15 in Psychology

1 answer 24 views

What is a molecule with two fatty acids and a modified phosphate group attached to a glycerol backbone?

answered Jan 6 in Science

1 answer 23 views

What are the earliest and simplest vertebrates?

answered Jan 3 in Science

1 answer 29 views

What are are organisms that feed on small pieces of organic matter?

asked Jan 2 in Science

1 answer 24 views

In the body, oxygen is used by cells of the body’s tissues and carbon dioxide is produced as what?

answered Dec 31, 2024 in Science

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