Recent activity by Woodrow18V43

1 answer 41 views

Calculate the standard heat of mixing when 50 mL of 1 M HCl is mixed with 100 mL of 1 M NaOH at 25°C. The standard heat of neutralization of 1 M HCl and 1 M NaOH is -57.32 kJ/mol.

answered 2 days ago in ThermoChemistry

1 answer 25 views

Calculate the standard enthalpy of formation of methane (CH4) given that the standard enthalpies of formation for CO2 and H2O are -393.5 kJ/mol and -285.8 kJ/mol, respectively.

asked 2 days ago in ThermoChemistry

1 answer 48 views

Calculate the enthalpy change for the hydrolysis of 10 grams of sodium acetate (NaOH) at 25°C, given the following information:- The specific heat capacity of the solution is 4.18 J/(g·°C)- The initial temperature of the solution is 25°C- The final temperature of the solution after hydrolysis is 30°C- The heat evolved by the reaction is 677 J.

asked Jan 23 in ThermoChemistry

1 answer 31 views

Please compare the cognitive and sociocultural perspectives in psychology.

answered Jan 20 in Psychology

1 answer 20 views

What is the main focus of the positivist approach?

asked Jan 16 in Psychology

1 answer 21 views

What is the theoretical framework underpinning grounded theory?

asked Jan 15 in Psychology

1 answer 19 views

What are the two key processes involved in Erikson's psychosocial theory of development?

answered Jan 14 in Psychology

1 answer 23 views

What is the role of avoidance in OCD?

answered Jan 13 in Psychology

1 answer 21 views

What is the critical factor for the survival of segmented worms?

answered Jan 6 in Science

1 answer 27 views

What happens to structural genes in the presence of tryptophan?

asked Jan 6 in Science

1 answer 42 views

The effect of gravity on circulation means that it is harder to get blood up from the legs as the body takes on this?

asked Jan 2 in Science

1 answer 11 views

Name the organ located behind the nasal cavity in which both food and air pass through?

answered Dec 31, 2024 in Science

1 answer 37 views

A pedigree is a chart which shows the inheritance of a trait over several what?

answered Dec 28, 2024 in Science

1 answer 9 views

What is the term for the amount of space taken up by an object?

asked Dec 27, 2024 in Science

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