This very common carbonate mineral effervesces when it contacts dilute HCl. What mineral is it? 
A. pyrite
B. hematite
C. calcite
D. dolomite
E. magnetite
Answer: C
You might also like to view...
A rock climber is at rest by clinging her hands and feet to a sheer rock surface. The combined forces of friction acting on her
A. equal her weight. B. are less than her weight. C. exceed her weight. D. not enough information
Which three states in the USA have the potential to provide enough usable wind power to supply the entire country's electricity needs?
a. Maine, Washington State and California b. North Dakota, Kansas, and Texas c. Maine, Washington State Nevada d. Coastal Florida, Mississippi and Louisiana e. North Carolina, Texas and Oregon
What is the name of the simplest aromatic carboxylic acid?
A) benzenoic acid B) benzoic acid C) benzylic acid D) toluic acid
Which action should fire fighters perform first before forcing a door?
a. gap the door b. look for a glass panel in or adjacent to the door c. sound the surrounding wall d. check for the presence of a dead bolt