Amirror produces an image that is located 34.0 cm behind the mirror when the object is located 7.50 cm in front of the mirror. what is the focal length of the mirror, and is the mirror concave or convex?

Astudent is working in the lab to determine how time affect impulse the student keeps the force the same in each row but changes impact the time some data is shown witch trial has the greatest a student is working in the lab to determine how time affect impulse the student keeps the fours the same in each row but change is the impact time some data shown witch trial has the greatest impulse

Most fertilizers contain ammonia. ammonia (nh3) forms when hydrogen reacts with nitrogen. which balanced equation represents ammonia? 3h2 + n2 ? nh3 h2 + n2 ? 2nh3 h2 + n2 ? nh3 3h2 + n2 ? 2nh3

A150 g egg is dropped from 3.0 meters. the egg ismoving at 4.4 m/s right before it hits the ground. the eggcomes to a stop in 0.072 seconds.what is the magnitude of force that the ground exerted onthe egg?