Questions by LeolaMoorman

0 votes

1 answer 90 views

How can X-ray diffraction be used to identify the crystal structure and composition of a sample?

asked Jan 30 in Analytical Chemistry

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1 answer 48 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?

asked Jan 22 in Chemical reactions

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1 answer 28 views

When was the Hamilton Rating Scale for Depression HAM-D first published?

asked Jan 20 in Psychology

0 votes

1 answer 38 views

What do clouds trap into the atmosphere at night?

asked Jan 6 in Science

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1 answer 56 views

Pairs of fish that do not practice broadcast what may exhibit courtship behavior?

asked Dec 31, 2024 in Science

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