What is the molarity of a 9.0 L solution that contains 0.500 mol HCl? A.8.29 M
B.0.879 M
C.0.018 M
D.0.056 M

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

Which statement can best be concluded from the ideal gas law?

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?