A nitrogen atom has 7 electrons. to what level are it's electrons found

Why do sound waves travel around corners better than light waves? Sound waves

An electric vehicle starts from rest and accelerates at a rate of 2.3 m/s2 in a straight line until it reaches a speed of 18 m/s. The vehicle then slows at a constant rate of 1.0 m/s2 until it stops. (a) How much time elapses from start to stop

A tow truck is hired to pull out a 2000 Kg Car from a 10 meter deep ditch straight up and place it on the level ground. If the work is completed by the truck in 5 seconds Calculate horse power of the truck. Round your answer A) 530.0 hp B) 53.

True or false Hydrogen fuel cells generate electricity by combining hydrogen with oxygen.

Which of the following graphs correctly represents the relationship between the pressure and the volume of an ideal gas that is held at constant temperature?

What is happening to the earth's field right now.

Suppose an endothermic reaction has a positive change in entropy greater than the heat absorbed. What can be said about the spontaneity of this reaction?

How far will a car travel in 25 mins at 12 m/s

Which of the following describes glass?

A physical science test book has a mass of 2.2kg. what is the weight on the earth?