The colors of light emitted by incandescent gases show the A. absorbing qualities of gas. B. polarization of atoms in the gas. C. relative masses of atoms in the gas. D. identities of atoms in the gas.

If you were given 3.9 moles of Na how many moles of NaCl would you produce

Why is a conductor important in science terms

A ball of clay of mass m is thrown with a speed v against a brick wall. The clay sticks to the wall and stops. Is the principle of conservation of momentum violated in this example?

How do the magnetic and electrical components of electromagnetic waves travel in relation to each other? at right angles toward each other in a circular motion parallel to each other

How did earths moon form?

What is the force required to accelerate a baseball with a mass of 0.145 kilograms and an acceleration of 35.00 meters/second squared?

A 4.00 kg stone is dropped from a height of 145 m. What is the stone's potential and kinetic energy respectively when it is 50.0 m from the ground?

If the speed of a vehicle was reduced from 65 miles per hour to 35 miles per hour, by approximately how many kilometers per hour was the speed reduced? (1 kilometer = 0.62 mile, rounded to the nearest 0.01 mile)

What is the acceleration rate of an object if the amount of force applied on the object is 75 Newtons and the object has a mass of 15 kilogram?

Two children pulling the rope with the same force in opposite direction is that an unbalanced force or a balanced force