Each molecule of ammonia (NH3) is made up of one nitrogen atom and three hydrogen atoms. Which term best describes ammonia? A. heterogeneous mixture

B. element

C. homogeneous mixture

D. compound

Which statement best describes a typical difference that could be found between the "analysis" and "conclusion" sections of a lab report? a) only the "conclusion" describes errors that occurred during the experiment, and only the "analysis" section suggests further research. b) only the "analysis" section includes specific data comparisons, and only the "conclusion" section suggests further research. c) only the "analysis" section discusses whether the original hypothesis was supported, and both sections include graphs of data. d) only the "conclusion section discusses whether the original hypothesis was supported, and both sections suggest further research.(the answer is b i just took the test)

How does photosynthesis show the conservation of mass and energy?

In general, are there any major differences that you can see? explain