Have you ever been swimming and noticed some areas in the water are colder and other are warmer? why do you think this happens

Which type of reaction is Al + O2 - > Al2O3

Which of these are measures of quantity? 3 moles of sand grains on a beach 25-pound bag of sugar 16 gigabytes of memory 2-liter bottle of soda

Why do the inner walls of a vacuum flask have a silver coating?

Solutions of hydrogen in palladium may be formed by exposing pd metal to h2 gas. the concentration of hydrogen in the palladium depends on the pressure of h2 gas applied, but in a more complex fashion than can be described by henry's law.

Can a element be a metal and a non metal

Does the reaction of a burning candle give off or absorb heat

1. Describe the difference between valence and core electrons.

How are deltas and rivers similar?

You plan to separate a polar and a non-polar compound using normal phase column chromatography technique. Methylene chloride (CH2Cl2) and hexanes (C6H14) are the solvents to be used to elute the column. Which solvent should be used first

A chemical change in which a single compound is broken down into two or more simpler products.