Questions by JillSunderla

0 votes

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

0 votes

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

0 votes

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

0 votes

1 answer 32 views

What is the difference between secure and insecure attachment styles?

asked Jan 13 in Psychology

0 votes

1 answer 64 views

Where does the natural synthesis of lactose occur?

asked Jan 8 in Science

0 votes

1 answer 36 views

What type of gas are stars made up of?

asked Jan 8 in Science

0 votes

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

0 votes

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

...