Which is an acid?
a. co is a gas at room temperature and has no odor.
b. hcl has a sour taste and gives off protons in water.
c. koh has a bitter taste and accepts hydrogen ions.

If you were to drop a rock from a tall building, assuming that it had not yet hit the ground, and neglecting air resistance. what is its vertical displacement (in m) after 6 s?

The precision of a laboratory instrument is ± 0.05 g. the accepted value for your measurement is 7.92 g. which measurements are in the accepted range? check all that apply. 7.85 g 7.89 g 7.91 g 7.97 g 7.99 g

Specific heat refers to the amount of heat required to change 1 gram of a substance by degree(s) celsius