Is putting food coloring in water a chemical change?

Which is the most specific classification for the element uranium?

What products are formed when an aldehyde reacts with a base?

What is water that has penetrated into the ground called?

What type of reaction is : CaCo3 + HCl = CaCl2 + CO2 + H2O

A piece of limestone erodes due to acid rain. this process can be best described as a slow chemical change. rapid chemical change. slow physical change. rapid physical change.

how many grams of silver chloride are produced when 45 g of calcium chloride react with excess silver nitrate?

The atoms 14N7, 15N7 and 16N7 are? A same in p B different in n C same in e D isotopes E all of these

Which temperature represents the highest average kinetic energy of the particles in a sample of matter? A) 298 K B) 267 K C) 27 degrees Celsius D) 12 degrees Celsius

Give me the summary of the movie "interstellar" in your own words.

The discovery of the sixth quark was accomplished by