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You can, light is light. The only thing to consider is the heat it generates. It could raise the temp in the tank 2-3degrees C over the day. If you have any live plants then you would want to consider lights that gives off the right color temp.
Ah okay. I just want a bright tank. I made a metal top so it wont melt and I have a fan to keep it cooled off somewhat. Do you think 75w is too much. I only have one plant in the center. Here is a pic. Left is the 25w bulb and right is the 75w bulb