Multiple Choice
Why do the minerals calcite and dolomite bubble with the mineral or its powder are placed in hydrochloric acid?
A) Both minerals are sulfides,and the acid reacts to release sulfur dioxide gas.
B) Both minerals are metal hydrides,and when placed in hydrochloric acid they give off hydrogen gas.
C) The acid and the mineral together react with oxygen in the air,releasing CO2 gas.
D) The acid reacts with the mineral to release CO2 gas that is bound into the crystal as carbonate ion.
Correct Answer:
Verified
Correct Answer:
Verified
Q28: Atoms that have an electrical charge due
Q29: Dark Silicates have a specific gravity of
Q30: In the late 20th century most metal
Q31: Quartz forms at a lower temperature than
Q32: Atoms are too small to be seen
Q34: Wood floats in water,1 gram is defined
Q36: Wood floats in water and rocks sink;
Q37: Element 17 (Cl)and 9 (F)_.<br>A)are chemically very
Q38: ionic metallic valence covalent
Q47: Joe Geologist discovers a vein made up