Tuesday
May 3, 2016

Posts by Amie

Total # Posts: 106

chem
For a double replacement reaction to occur, is it that one of the products must be insoluble and form a solid? There has to be some mechanism to remove the products from the reaction so that the reaction does not proceed in the reverse direction. Product needs to be removed: ...
March 19, 2007

chem
In the equation: 2Al+6HCl-->2AlCl3+3H2 Why is the hydrogen by itself instead of the chlorine? Al is above hydrogen in the activity series (sometimes called the electromotive force series); therefore, it replaces H. This is single replacement type reaction. Isn't Al ...
March 18, 2007

Geography
Number 8 is Lithosphere!
January 2, 2007

Geography
Ive got the same one!! Its solid! Never mind! Thank yoou Soooooooooooooooooooo much!!
January 2, 2007

Geography
Ive got the same one!! Its solid! whats the answer to 3?!!
January 2, 2007

physical science
A 200.0 kg astronaut and equipment move with a velocity of 2.00 m/s toward an orbiting spacecraft. How long will the astronaut need to fire a 100.0 N rocket backpack to stop the motion relative to the spacecraft? 100*timefiring= mass*changevelocity
August 30, 2006

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