If a substance combines easily with other substances, does that make it a pure substance?

Why does his teacher ask him to balance the equation by including the correct coefficient

What is the full form of icc in chemistry?

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.