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.
Answers: 2
Chemistry, 22.06.2019 02:30, brittanysanders
When you perform this reaction, what could remain at the end of the reaction? check all that apply. excess reactant aqueous copper chloride excess reactant aluminum oxygen product solid copper carbon dioxide product aqueous aluminum chloride water
Answers: 2
Chemistry, 23.06.2019 14:20, bjbass899
Compounds a and b react to form compounds c and d according to the equation: aa + bb → cc + dd. under which conditions will the rate law be given by the equation: rate = k[a]a[b]b? a. the reaction takes place in one step. b. the reaction is endothermic. c. the reaction is exothermic. d. the reaction involves more than one step.
Answers: 3
What occurs when a 35-gram aluminum cube at 100.°c is placed in 90. grams of water at 25°c in an ins...
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