hydrogen
CuSO4 copper sulfateCuSO3 copper sulfiteCuS copper sulfideCuSO unknown, rather impossible copper-sulfur compound
There are many e.g. CuO, CuCO3 CuSO4 and Copper Phthalocyanine which is an important blue pigment used in blue paints and inks.
Copper and gold.
Copper is a metal. It is also considered as a mineral as well. You can find traces of copper in your blood.
the dencity of fools gold is 5.0
the dencity of fools gold is 5.0
no
3.5
the measurement off mass
199.3/km2
Density = mass/volume
hydrogen
dencity of stone dust
Saturn
More than the density of water.
Cream has a lower dencity thanthe butter milk.