Rank the 4 phases of matter in order from slowest to fastest atom speed. And why A-plasma, gas, liquid, solid
B-gas, liquid, plasma, solid
C-solid, liquid, gas, plasma
D-liquid, solid, gas, plasma

This is a mixture that has the same composition throughout.

What are the spectator ions in 2h+ + so42- + ca2+ + 2r → caso4 + 2h+ + 21?

Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils