Sunday
May 1, 2016

# Posts by emath

Total # Posts: 8

Intro Chemistry
What is the name of NH4CNO? is it ammonium something? Thank you
March 8, 2010

math
3sqrt(45) simplifies to: 3sqrt(9 * 5) 3*sqrt(9)*sqrt(5) 3*3*sqrt(5) 9sqrt(5) which equals about 20.1246
March 6, 2010

Physics
and for part a I realized that it is 0 because the particle is at the origin and I have to find the angular momentum of the particle about the origin: a = vi x= r r = 0
March 4, 2010

Physics
My apologies The "following locations" a) at the origin b)at the highest point of its trajectory c)just before it hits the ground the dimensions of angular momentum: ? kg*m^(2)/s the picture is simply a parabola, a projectile launched with some angle theta with ...
March 4, 2010

Physics
A particle of mass m is shot with an initial velocity vector v i and makes an angle θ with the horizontal, as shown below. The particle moves in the gravitational field of the Earth. (makes a shape of a parabola)Find the angular momentum of the particle about the origin ...
March 4, 2010

physics
A tennis ball is a hollow sphere with a thin wall. It is set rolling without slipping at 4.24 m/s on a horizontal section of a track. It rolls around the inside of a vertical circular loop 90.0 cm in diameter and finally leaves the track at a point 19.0 cm below the horizontal...
March 2, 2010