Chemistry, 26.03.2021 16:10 bvghchg4401
How many moles of aluminum oxide are produced by reacting 54 g of aluminum with oxygen gas?
4Al(s) + 30 2(g) → 24/203(s)
A) 1.0 mol
B) 3.0 mol
C) 4.0 mol
D) 2.0 mol
Answers: 3
Chemistry, 22.06.2019 02:00
If you add 10ml of hot water to 10ml of cold water and the change in tempature 8°c calculate how much energy is gained by the cold water
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Chemistry, 23.06.2019 10:00
An uncovered pot of water lies out in the sun. which statements correctly describe what happens at the surface of the liquid water? 1. the vapor pressure remains constant regardless of the water temperature. 2. the vapor pressure is produced by water molecules that have evaporated. 3. the vapor pressure increases as the sun heats the water in the pot. 4. evaporation stops once the vapor pressure reaches a certain point. 5. evaporation and condensation both occur on the liquid’s surface.
Answers: 3
How many moles of aluminum oxide are produced by reacting 54 g of aluminum with oxygen gas?
4Al(s)...
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