An arrow is fired horizontally from the top of a 40.0-m vertical cliff and lands 125 m away. Therefore the arrow was fired at _____ m/s.
I don't understand.. could you give a better answer?
A car that was initially at rest reaches a final speed of +50.0 m/s over a displacement of +55.0 m. What is the magnitude of the acceleration? Find the time it took to travel the first 55 m.
United Nations Environment Program Greenpeace
enzymes convert glucose M=180.2 to ethanol M=46.1 according to the equation C6H12O6=2C2H5OH + 2CO2 what is the maximum mass of ethanol that can be made from 15.5 kg of glucose?
a company employs 12 gardeners at $26 per day , and 8 clerks at $17 per day. What is the mean daily wage,in dollars,of the 20 employees?
a man pays 60 cents for every 200m3 of gas used,plus a fixed charge of $13.75. How much does he pay when he uses 55 000m3 of gas?
simplify in radical form (x^-2/5)^1/4
chemistry FP depression
if I had to choose a solvent for a freezing point depression lab...would I choose Chloroform or Benzophenone? and why?
if calculating molecular weight of unknown by freezing point depression...All of the unknowns in the activity were nonpolar organic molecules with molecular weight= 100-250 g/mol and using around 1g of the unknown. Provide an example of a solvent that could possibly be used fo...