Answer:
I'm not exactly sure if this is what your asking but a particle with no charge is a neutron
Explanation:
Answer:
Only to elements are gases at room temperature and standard pressure.
Fluorine and chlorine.
Explanation:
The group 17 is called halogen.
There are five elements in halogen group.
All halogens required one electrons to complete the octet and to get the noble gas electronic configuration.
All halogen elements have seven valance electrons.
Halogen elements:
Fluorine, chlorine, Bromine, iodine and astatine
Fluorine is gas at room temperature which s 25°C and standard pressure which is 1 atm.
It is present in the from of F₂.
Chlorine is also gas at room temperature and standard pressure.
It is present in the from of Cl₂.
The bromine is liquid under these condition.
Iodine and astatine are solids.
As we move down the group their melting and boiling points increases.
Answer: option B. 5g
Explanation:
50mL of H2O dissolves 25g of CaCl2.
Therefore, 10mL of H2O will dissolve Xg of CaCl2 i.e
Xg of CaCl2 = (10 x 25) /50 = 5g
They vibrate back and forth
Answer:
For better digestive health, follow these simple tips:
Eat a high-fiber diet. ...
Be sure you're getting both soluble and insoluble fiber. ...
Minimize your intake of foods high in fat. ...
Select lean meats. ...
Add probiotics to your diet. ...
Follow a regular eating schedule. ...
Drink plenty of water.
Explanation:
