When you put water in freezer the temperature of the water begins to decrease. what is the cause of this temperature decrease A the water is lose if heat Be the water is absorbing cold from a surroundings. C the water particles are increasing in speed. D the extra pressure from the colder air causes particles to squeeze together.

Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3