Figure 1 shows the reaction profile for an exothermic reaction
Figure 1
B В
Energy
Reactants
с
А
Products
D
menents
Progress of reaction
3
D
0 1 2] which letter represents the activation energy for the reaction
[1 mark)
Tick (
one box
А
B
C
D
how important do you think an instrument is to the musician who plays it?
Answer from: Quest
What are the options? physical property can be color, smell, opacity, viscosity, density, infra red spectrum, melting and boiling points, attraction and repulson to magnets, etc.
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