Answer:
Compound
Explanation:
-compound is a chemical substance composed of many identical molecules composed of atoms from more than one element held together by chemical bonds.
Get a magnet in a bag (inside out) and move the magnet all over the sand/iron and you can collect all the iron and turn the bag right side out and zip up the bag. Now you have the sand and iron separated and it will be harder to accidentally mix them later.
Answer:
Explanation:
The concentration of copper (II) ions is calculated by expression shown as,
Here,
The solubility product of CuS is “ "
The concentration of copper ions is " "$. The concentration of sulfide ions is
The theoretical value of solubility product of is
Substitute the known values in equation (I).
<span>*it will change the geometry
changes postion of the lone pairs and atoms so that they are furthest apart</span><span />