What is the total number of atoms in the following formula? CaBr2

Which group of types of light is listed in order of increasing frequency? which group of types of light is listed in order of increasing frequency?

A metal sphere with a mass of 90 kg rolls along at 16m/s and strikes a stationary sphere having a mass of 140kg. the first sphere stops completely. at what speed does the second sphere move away at?

You eat an apple, so what energy transformations will it go through?

A force of 45 N is exerted on an object, resulting in an acceleration of 5 m/s^2 for the object. What will the objects acceleration be if the force doubles.

A 1.5 g iron nail is heated to 95.0 °c and placed into a beaker of water. calculate the heat gained by the water if the final equilibrium temperature is 57.8 ° c. the specific heat capacity of iron = 0.

Velocity is: а - speed and direction. b - distance divided by time. c - always the same as speed. distance multiplied by time. d - distance multiplied by time

The gauge pressure in each of the four tires of an automobile is 230 kpa. if each tire has a "footprint" of 180 cm2 (area touching the ground), determine the mass of the car.

A bus travels 20 KM and 30 minutes what is average speed of the bus

What is the total number of atoms in the following formula? CaBr2

A lifeguard on a beach observes that waves have a speed of 7 m/s and a distance of 4.6m between wave crests. what is the period of the wave motion?