1. The combustion of ethene, C2H4, is an exothermic reaction. Use the information below to
determine the amount of energy given off when 2.3 moles of ethene is combusted.
C2H4 + 302 -> 2 CO2 + H2O
AH=- 1390 kJ

Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy

How would you reduce the volume of gas

In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit