Significant figures are an indicator of the certainty in measurements
significant figures communicate the level of precision in measurements
significant figures in a measurement are all measured digits, and one estimated digit

When an object falls through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance? (one word answer)

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?

Which formula can be used to calculate the molar mass of hydrogen peroxide