You can find the ph of a substance by using
a. plain paper.
b. a thermometer.
c. litmus indicator.
d. a conductivity tester.

Which is the most likely way an automotive engineer would use chemistry

The solubility of barium nitrate is 9.02 g/100 g h2o at 20°c. a 15.2 g sample of barium nitrate is added to 200.0 g of water at 20°c. is the solution saturated, unsaturated, or supersaturated? a. unsaturated b. saturated c. supersaturated

The point along a planet's orbit where it is closest to the sun is called the