If 0.25 moles of potassium chloride are consumed completely how many moles of potassium fluoride will be produced

Solids are usually more dense than: gases liquids plasmas all of the above

Calculate the minimum and maximum angular diameters of the sun, as seen from mars.

What statement best illustrates vibrational motion? A. a racecar driver speeding around a track B. a model walking down a runway C. a cello playing music at the concert D. a ballerina twirling in place

Which of the following statements is considered weather? It is very hot in the desert. It snows a lot in Antarctica. The sun is always shining in Arizona. There is a tornado in Oklahoma right now.

A floor polisher has a rotating disk that has a 15-cm radius. The disk rotates at a constant angular velocity of 1.3 rev/s and is covered with a soft material that does the polishing.

Calculate the gravitational potential energy of a 10kg box on the top shelf of a closet, 2m above the floor

In late adulthood, changes in memory may bot be inevitable however, any decline in memory tends to invite

On october 15, 2001, a planet was discovered orbiting around the star hd 68988. its orbital distance was measured to be 10.5 million kilometers from the center of the star, and its orbital period was estimated at 6.3 days.

A container of rocks with a mass of 65.0 kilograms is brought back from the moon's surface where the acceleration due to gravity is 1.62 meters per second2. what is the weight of the container of rocks on earth's surface?

A curved, transparent object used to refract light