At 101.3 kPa and 298 K. what is the total amount of heat released when one mole of aluminum oxide, Al2O3 (s), is formed from its elements? (1) 393.5 kJ (2) 837.8 kJ (3) 1676 kJ (4) 3351 kJ

What are three ways in which a metal is different to a non-metal?

A car advertisement states that a certain car that Emily loves can accelerate from 70km/h in 7 seconds find the cars average acceleration

How does one invest in a large amount of gold.

If a banana is a fruit what type of tree does it come out of?

g In animal tissues the rate of conversion of pyruvate to acetyl-CoA is regulated by the ratio of phosphorylated and dephosphorylated PDH complex.

A pump contains 0.5 l of air at 203 kpa. you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of air in the pump? 0.2 l 1.0 l 2.0 l 4.0 l

How can there be snow near a giraffe's home This is actually science so yeah

If a sealed syringe that contains some gas in heated in which direction will the syringe plunger move

Use the drop‑down menus to label the statements as either true of false. Dichloromethane is flammable. true false Methanol is flammable. Concentrated sulfuric acid is corrosive. 10% sodium carbonate solution must be used in the fume hood.

What is the process all rocks are continuously in during which that can change into other types of rocks