The answers are letters B and D. They are not soluble in water and the hydrogen-oxygen ratio is different. Good luck!
Psychologists use a systematic method in research in order to eliminate subjectivity and allow for consistency across studies. This is to ensure that data is tested and recorded in the most objective way possible as well as ensure that psychologists are defining and measuring psychological concepts and behaviors in the same way.
Answer:
The average Hematocrit for an adult male is anywhere in the range of 41%-50%.
Explanation:
I think it could be both. It honestly depends. But I would say False just because it would make more sense..not too sure though sorry.