A 35-G Block of Ice at -14°C Is Dropped into a Calorimeter

question 17

Multiple Choice

A 35-g block of ice at -14°C is dropped into a calorimeter (of negligible heat capacity) containing 400 g of water at 0°C.When the system reaches equilibrium,how much ice is left in the calorimeter? The specific heat of ice is 2090 J/kg ∙ K,that of water is 4186 J/kg ∙ K,and the latent heat of fusion of water is 33.5 × 10⁴ J/kg.

• A)32 g
• B)33 g
• C)35 g
• D)38 g
• E)41 g

Understand the function of maternal effect genes in Drosophila development.

Recognize the relevance of Drosophila melanogaster in developmental genetics and its similarities to human genetics.

Describe chimeras and their formation from genetically dissimilar cells from different zygotes.

Understand the role of segmentation and homeobox genes as genetic switches in development.

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Definitions:

Maturity

The date on which a financial obligation must be repaid in full.

Zero-Coupon Bond

A debt security that does not pay interest but is traded at a deep discount, rendering profit at maturity when the bond is redeemed for its full face value.

Imputed Interest

The interest on a loan that the IRS assumes was paid for tax purposes, even if no actual interest payment was made.

Required Return

The smallest yield an investor aims to receive from an investment, factoring in its risk profile.