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Balance the equation
NH3(g) + O2(g) NO(g) + H2O(l)
Fatigued
The state of being extremely tired, exhausted, or weary from physical or mental exertion.
Standards
These are established norms or requirements. In a rephrased form: Standards refer to the agreed-upon criteria or benchmarks used to measure the quality or performance of products, services, or processes.
Internal Validity
The extent to which the design and conduct of a study allow for accurate attribution of outcomes to the intervention or treatment, rather than to confounding variables.
Nonequivalent Control Group Design
A quasi-experimental research design where the experimental group and control group may not be strictly comparable at the outset of the experiment, lacking random assignment.
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