The question is incomplete, the complete question is;
Maria collected the gas given off by a glowing piece of charcoal. The Gas was then bubbled through a small amount of colorless limewater. Part of Maria's report stated, "After the gas was put into the jar, the limewater gradually changed to a milky white color." This statement is
An observation
A conclusion
A generalization
A hypothesis
Answer:
An observation
Explanation:
The statement; "After the gas was put into the jar, the limewater gradually changed to a milky white color." is an observation.
A observation rs to any event that occurs immediately after a particular chemical/ physical test is performed.
In this case, the test is that the gas was put into a jar containing limewater and an observation was made immediately