Answer:
C atomic number
Explanation:
As u go from left to right the atomic number changes
So C is the answer,
I took the test on edge and that was the answer
<span>Only if they have the same mass.</span>
well you can't walk through the air but you can't walk through a concrete wall because all of the solid atoms holding it together
Answer:
pure is water made by us
Explanation:
lap water are pured also but somtimes they are dirty
Answer:
Nitrogen: Non- metal = they are poor conductors of heat and electricity, they are brittle solids, not ductile in their solid state - they cannot be rolled into wires or pounded into sheets. They are usually dull and therefore show no metallic luster and they do not reflect light. They also have a low density.
Aluminium: Metal= Offers a rare combination of valuable properties. It is one of the lightest metals in the world: it's almost three times lighter than iron but it's also very strong, extremely flexible and corrosion resistant because its surface is always covered in an extremely thin and yet very strong layer of oxide film. It doesn't magnetise, it's a great electricity conductor and forms alloys with practically all other metals.
Explanation:
