What occurs when a 35-gram aluminum cube at 100.°C is placed in 90. grams of water at 25°C in an insulated cup?

(1) Heat is transferred from the aluminum to the water, and the temperature of the water decreases.

(2) Heat is transferred from the aluminum to the water, and the temperature of the water increases.

(3) Heat is transferred from the water to the aluminum, and the temperature of the water decreases.

(4) Heat is transferred from the water to the aluminum, and the temperature of the water increases.

Question

Marely Mack

Chemistry

21 June, 20:14

What occurs when a 35-gram aluminum cube at 100.°C is placed in 90. grams of water at 25°C in an insulated cup?

(1) Heat is transferred from the aluminum to the water, and the temperature of the water decreases.

(2) Heat is transferred from the aluminum to the water, and the temperature of the water increases.

(3) Heat is transferred from the water to the aluminum, and the temperature of the water decreases.

(4) Heat is transferred from the water to the aluminum, and the temperature of the water increases.

+2

Answers (1)

Know the Answer?

Burnett · Answer 1

Heat always flows from hot to cold. The aluminum is hotter than the water in the cup so the answer is 2: The heat is transferred from the aluminum to the water, and the temperature of the water increases.