Recent activity by JillSunderla

1 answer 46 views

Calculate the standard enthalpy change for the given reaction using the given data:2H2(g) + O2(g) --> 2H2O(l)Given:ΔHf°(H2O(l)) = -285.83 kJ/molΔHf°(O2(g)) = 0 kJ/molΔHf°(H2(g)) = 0 kJ/mol

asked 2 days ago in Chemical thermodynamics

1 answer 4 views

Calculate the standard enthalpy change (ΔH°) for the following reaction at 298 K:2SO₂(g) + O₂(g) → 2SO₃(g)given the following standard enthalpy of formation values:ΔH°f (SO₂(g)) = -296.8 kJ/molΔH°f (O₂(g)) = 0 kJ/molΔH°f (SO₃(g)) = -395.7 kJ/mol

answered 2 days ago in Chemical thermodynamics

1 answer 43 views

How do the physical properties of alkenes and alkynes differ from each other and from alkanes? Provide specific examples and explain the reasons for any observed differences.

asked 6 days ago in Organic Chemistry

1 answer 7 views

How can the concentration of a hydrochloric acid solution be determined using sodium hydroxide as the titrant? What volume of a 0.2 M NaOH solution is needed to neutralize 25 mL of 0.1 M HCl solution?

asked Jan 29 in Analytical Chemistry

1 answer 34 views

What is the product(s) formed when 1-bromo-2-methylcyclohexane undergoes an E1 mechanism of elimination?

answered Jan 21 in Organic Chemistry

1 answer 23 views

Who were the participants in Dr. Melanie Irons' study?

answered Jan 17 in Psychology

1 answer 32 views

What is the difference between secure and insecure attachment styles?

asked Jan 13 in Psychology

1 answer 64 views

Where does the natural synthesis of lactose occur?

asked Jan 8 in Science

1 answer 36 views

What type of gas are stars made up of?

asked Jan 8 in Science

1 answer 25 views

What is the method of evolution by which advantageous heritable traits become more common over generations?

asked Jan 7 in Science

1 answer 6 views

What is the fracture called when rocks on both sides move?

answered Jan 7 in Science

1 answer 22 views

What branch of science is the study of matter and energy?

answered Jan 6 in Science

1 answer 51 views

What are observable patterns of stars found in the night sky called?

answered Jan 3 in Science

1 answer 8 views

Radon is inert and generally unreactive because it is which kind of gas?

answered Dec 31, 2024 in Science

1 answer 63 views

Ordinary table salt is called what?

answered Dec 31, 2024 in Science

1 answer 29 views

An ether is an organic compound in which two hydrocarbon groups are bonded to the same atom of what?

answered Dec 30, 2024 in Science

1 answer 26 views

A flow of one coulomb per second is called one ampere, which is a measure of what?

asked Dec 30, 2024 in Science

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