Questions by MitziMacDevi

0 votes

1 answer 35 views

Determine the standard enthalpy of formation of methane (CH4) using Hess's Law, given the following reactions and enthalpy changes: 1. C(graphite) + 2H2(g) -> CH4(g) ΔH1 = -74.6 kJ/mol 2. 2H2(g) + O2(g) -> 2H2O(l) ΔH2 = -571.7 kJ/mol 3. C(graphite) + O2(g) -> CO2(g) ΔH3 = -393.5 kJ/mol.

asked 6 days ago in Chemical thermodynamics

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1 answer 24 views

What is the difference between the left and right ear's role on the human auditory system?

asked Jan 15 in Psychology

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1 answer 46 views

What is Weber's Law and how does it relate to sensation?

asked Jan 13 in Psychology

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1 answer 40 views

Who first proposed that earth is a magnet?

asked Jan 8 in Science

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1 answer 27 views

What organism constitutes frothy green "pond scum"?

asked Jan 7 in Science

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1 answer 49 views

What is the name for electrons closer to the nucleus that do not participate in bonding?

asked Jan 7 in Science

0 votes

1 answer 23 views

What is in the soil that causes mars to look red?

asked Jan 6 in Science

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