A graduated cylinder has a mass of 55g when empty. When 32 mL of water is added, the graduated cylinder has a mass of 122 g. If a rock is added to the graduated cylinder, the water level rises to 75mL and the total mass is now 250g. What is the density of the rock?

What is the formula for calcium iodide

An alcohol thermometer makes use of alcohol's changing in order to measure temperature. as the temperature goes up, the alcohol contained in the thermometer increases in volume, filling more of the thermometer's tube.

This flow chart shows the amount of energy that is emitted by each type of light. ultraviolet > blue light > yellow light > red light (maximum energy) (minimum energy) in an experiment, shining which type of light on a strip of metal would be least likely to produce the photoelectric effect? ultraviolet light dim blue light bright red light bright yellow light