Recent activity by SOZIsmael446

1 answer 19 views

Design a heterocyclic compound using pyridine as a starting material and incorporating at least one nitrogen atom in the heterocyclic ring. Draw the reaction mechanism involved in the synthesis and explain the role of each reagent used in the synthesis.

asked 1 day ago in Organic Chemistry

1 answer 51 views

Calculate the mass of sodium chloride (NaCl) produced when 2.5 moles of sodium (Na) react completely with excess chlorine gas (Cl2). (Hint: Use the balanced chemical equation 2Na + Cl2 → 2NaCl)

asked Jan 23 in Chemical reactions

1 answer 44 views

A student needs to determine the enthalpy change of a chemical reaction using the Hess's Law equation. They have the following information:- The enthalpy change for Reaction 1 is -210 kJ/mol- The enthalpy change for Reaction 2 is -325 kJ/mol- The enthalpy change for Reaction 3 is 155 kJ/molThe student needs to use Hess's Law to calculate the enthalpy change for the following reaction:4A + 3B → 2CGiven the information above, what is the enthalpy change for the reaction?

answered Jan 22 in Chemical reactions

1 answer 35 views

Why was the term 'sissy' reclaimed by the LGBTQ+ community?

answered Jan 20 in Psychology

1 answer 17 views

How might cognitive-behavioural interventions help children with anxiety?

answered Jan 17 in Psychology

1 answer 26 views

What is the usefulness of the theory of planned behaviour in understanding health behaviour in the elderly?

answered Jan 16 in Psychology

1 answer 22 views

What are the three major components of the information processing model?

asked Jan 15 in Psychology

1 answer 5 views

What is the Y-BOCS?

answered Jan 14 in Psychology

1 answer 22 views

What is the difference between intuitive and deliberative decision making?

answered Jan 13 in Psychology

1 answer 26 views

Proto-oncogenes are positive cell-cycle regulators but when mutated, they can become what?

asked Dec 31, 2024 in Science

1 answer 12 views

In the periodic table, elements are arranged from left to right according to what property?

asked Dec 31, 2024 in Science

...