Identify the mole ratio that can be derived from the following balanced chemical reaction: 4 fe + 3 o2 --> 2 fe2o3 a. 4 mol fe/3 mol o2 b. 3 mol fe/2 mol fe2o3 c. 3 mol o2/3 mol fe2o3 d. 2 mol o2/3 mol fe2o3

State the formula for density in words and mathematical symbols

In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding. i

Ascientist wants to know how individual lions within a pride interact with each other in their own environment. to do this, the scientist sedates and tags all of the lions within a pride. then, he places several remotely-controlled video cameras near the lions' den and performs an observational field study. he collects continuous video footage over the span of one year, analyzes the video, and then forms conclusions based on his observations.