The statement about ADHD that is true is: "ADHD has no clear physical symptoms that can be detected via an x-ray or blood test"
<h3>What is ADHD?</h3>
This is an acronym for a kind of mental disorder that is called Attention Deficit Hyperactivity Disorder (ADHD).
Attention deficit hyperactivity disorder (ADHD) is a neurodevelopmental psychiatric condition.
It is characterized by challenges concentration, excessive activity, or difficulty restraining behavior that is inappropriate for a man's age.
Learn more about ADHD at;
brainly.com/question/10002219
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Answer:
Jennifer just received the results of her SAT exam.
Her SAT Mathematics score of 600 is in the 78th percentile.
It means there is 78% of test-takers has score equal or less than hers (or 22% of test-takers has score greater than hers)
Hope this helps!
:)
Answer:
Bullet List and Highlights
Explanation:
Bullet list: Bullet Lists always used to work for me when I would be writing notes and you can always label each bullet point after a topic so you can find which one you're looking for.
Highlights: You can write down the main points of the Passage and highlight the main points of the list you made and make sure you study the highlighted lines first and the normal ones second.
The oxidation number if eah of the elements is as follows;
- Oxidation number of Mn is + 7 on the right hand side and +4 on the right hand side
- Oxidation number if hydrogen is +1 on both sides
- The oxidation number of oxygen is -2 on both sides
- The oxidation number of sulfur is -2 on the lefthand side and zero on the right hand side.
<h3>What is a redox reaction?</h3>
A redox reaction is one in which there is a change in the oxidation number of the reactants from left to right.
Let us now consider the oxidation number of each element from left to right;
- Oxidation number of Mn is + 7 on the right hand side and +4 on the right hand side
- Oxidation number if hydrogen is +1 on both sides
- The oxidation number of oxygen is -2 on both sides
- The oxidation number of sulfur is -2 on the lefthand side and zero on the right hand side.
Learn more about oxidation number: brainly.com/question/15167411?
