How much heat is required to warm 122 g of water by 23.0 c?

3 - (a) What is the period of rotation of Earth in seconds? (b) What is the angular velocity of Earth? (c) Given that Earth has a radius of 40,075 km at its equator, what is the linear velocity at Earth's surface?

What is the sum of the kinetic energies of the alpha particle and the new nucleus?

If a current of one - or two-tenths of an ampere were to flow into one of your hands and out the other, you would probably be electrocuted.

Differentiate between a cation and an anion.

A step up transformer has a primary coil with 100 turns and a secondary coil with 25 turns if the input voltage in the primary coil is 40 volts what is the output voltage reduced to in the secondary coil A) 20 volts B) 35 volts C) 4 volts D) 10

Consider two small masses of air, both at a pressure of 1000 mb. One mass is on the beach in Costa Rica (lucky air mass) and the other is on a glacier in Greenland (Sad!). Which mass has the higher density?

Metric Unit for Weight (Not grams)

In a vacuum, which of the following statements about terminal velocity must be true? A. Objects have the same terminal velocity that they do when there is air. B. Objects do not have a terminal velocity, since there is no air resistance. C.

Which of the following statements describes an anticyclone? a. It is an area of low pressure. b. It is an area of high pressure. c. It has air masses that meet and rise. d. It moves in the direction of the Earth's rotation.

The hydrocarbon C2H4 is a member of the_series.