Answer:
Explanation:An example of such a substance is table salt. The chemical formula for table salt is NaCl. ... That there are no numbers present in the chemical formula means that there is one atom of each element present in the molecule. The Periodic Table reveals that Na is the symbol for sodium, and Cl is the symbol for chlorine.
It will be convergent i hoped this help you have a nice day <3
Non-metals are gassed at room temperature
You can google it at www.google.com
Answer:
Brian most clearly exhibits symptoms of ADHD
Explanation:
ADHD stands for Attention Deficit Hyperactivity Disorder is a medical condition where the affected person develops different brain developmental process that leads to poor attention,restlessness,impatient or impulsive etc.
This type of symptoms are mainly found in children and it may lasts upto adulthood.
This type of behviour affect the child in school and at home.
To cure this disease,the affected person should consult the doctor,apply different therapy,medicines are also used to cure this disease.