How Many KJ of Heat Are Needed to Completely Melt

question 70

Multiple Choice

How many kJ of heat are needed to completely melt 1.70 moles of H₂O,given that the water is at its melting point? The heat of fusion for water is 6.02 kJ/mole.

• A)30.6
• B)10.2
• C)3.54
• D)63.7
• E)none of the above

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Definitions:

SNRIs

Serotonin and Norepinephrine Reuptake Inhibitors, a class of antidepressants that work by increasing the levels of serotonin and norepinephrine neurotransmitters in the brain.

SSRIs

Selective Serotonin Reuptake Inhibitors, a class of drugs typically used as antidepressants in the treatment of depression, anxiety disorders, and some other conditions.

Norepinephrine

A neurotransmitter and hormone involved in the body’s fight or flight response; it plays a role in mood regulation.

Serotonin

A neurotransmitter that plays a significant role in mood regulation, digestion, and sleep.