2. As products are formed in the reaction
NH4Cl(s) + 3.5 kcal
H2O
NH4+(aq) + Cl (aq),
the entropy of the system
(1) decreases and heat is absorbed
(2) decreases and heat is released
(3) increases and heat is absorbed
(4) increases and heat is released

anaphase.

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indicate valleys, hills, steepness and gentleness of slopes.

explanation:

contour lines on a map indicate elevation, or depth. numeric notations on contour lines refer to the level of elevation, or height about sea level.

warm front forms when a moist, warm air mass slides up and over a cold air mass. as the warm air mass rises, it condenses into a broad area of clouds. a warm front brings gentle rain or light snow, followed by warmer, milder weather.

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