400 G of Ice Cubes at 0

question 11

Multiple Choice

40.0 g of ice cubes at 0.0°C are combined with 150 g of liquid water at 20.0°C in a coffee cup calorimeter. Calculate the final temperature reached, assuming no heat loss or gain from the surroundings. (Data: specific heat capacity of H₂O(l) , c = 4.18 J/g·°C; H₂O(s) → H₂O(l) ΔH = 6.02 kJ/mol)

• A)0.0
• B)10.6
• C)30.7
• D)43.2
• E)56.4

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Definitions:

Wrapping Instruments

The process of enclosing medical instruments in protective covers before sterilization to maintain their sterility until use.

Sterilization

A process designed to eliminate all forms of life, including microbial spores, by applying methods such as heat, chemicals, or radiation.

Autoclave

A device used to sterilize equipment and supplies by subjecting them to high-pressure saturated steam at a particular temperature for a specified period.

Wrapped Packs

Sterilized packages containing medical or surgical instruments and supplies, prepared for use in various procedures.