Lauren was investigating how fast it took Robert to react to different sounds. What would be the dependent variable in this experiment

All cells are made of four types of acids, lipids, proteins, and carbohydrates.

Assuming complete dissociation of the solute, how many grams of kno3 must be added to 275 ml of water to produce a solution that freezes at -14.5 c? the freezing point for pure water is 0.0 c and k_f is equal to 1.86 c/m

What type of electromagnetic waves does the human eye see as the colors red blue or green a visible light waves b radio waves c infrared waves d microwaves