Examlex
Which of the following compounds gives an infrared spectrum with peaks at 3300 cm-1 (sharp peak) and 2150 cm-1 (sharp peak) ?
Cause and Effect
The relationship between an event (the cause) that leads to another event (the effect), establishing a connection where one is the result of the other.
Experiment
A research method involving the manipulation of one variable to determine its effect on another variable, under controlled conditions.
Headache
A pain or discomfort in the head, scalp, or neck, often associated with tension, migraine, or other health issues.
Independent Variable
The variable that is manipulated by the researcher to observe its effect on the dependent variable.
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