Popular questions and responses by Help2
  1. Physics

    A stretched wire resonates in one loop. The midpoint of the wire oscillates with an amplitude of A. What is the traveled distance of the midpoint in one period? Please help me understand this relationship. Thank you very much!

    asked on April 3, 2015
  2. Physics

    What is the final temperature reached by the addition of 11.4 grams of steam at 100C to 681 grams water at 25C in an aluminum calorimeter having a mass of 781 grams? C of water=1 cal/gc C of aluminum= 0.22 cal/gc L steam= 540cal/g My Attempt Qloss=Qgain

    asked on March 1, 2015
  3. Physics

    A 5.0x10^-3 m^3 container holds 4.90 g gas when the pressure is 75.0 cm Hg and the temperature is 50.0 degrees C. What will be the pressure if 6.00 g of this gas is confined to a 2.0x10^-3 m^3 container at 0.0 degrees C? Do I simply need to use the

    asked on February 24, 2015
  1. Physics

    Thanks for answering so quickly. I know there are different ways to doing things and I'm by no means an expert but don't we also have to account for the water that was previously steam, in this case 11.4 grams of water?

    posted on March 1, 2015
  2. physics

    F=ma F=45kg*5m/s^2 F=225kg*m/s^2=225N

    posted on February 24, 2015