Physics
A car with a mass of 1815 kg is traveling down a road for 50 meters. It takes the car five seconds to travel this distance. Calculate the velocity, momentum, and kinetic energy of the car.
MATH
A NICKLE HAS A MASS OF 5G AND A VOLUME OF APPROXIMALEY 0.689 CM3. WHAT IS THE APPROXIMATE DENSITY OF A NICKLE?
Calculus
ind the derivative of y= (2x^2+1)/(x-3)
chemistry (molecular calculations)
If you had 106.35 grams of Cl, how much Na would be required to convert i all to NaCl. I worked this problem and got 41.83 grams of Na, but I'm not sure if this is correct.
Molecular calculations (chemistry)
If you had 19 grams of F, how much Ca would you need to convert all of the F to CaF2?
algebra
Bad boy is fleeing the scene of a crime at 75 mph. Half an hr. later the police chase after him following his same route-traveling at 90 mph. Bad boy thought he got away... but he didn't... How long had Bad boy been traveling when the police caught him?
Basic Math
How can absolute value help one to understand the size of a quantity? Give an example. I'll appreciate anyone's help thanks. :)
Basic Math
How can absolute value help one to understand the size of a quantity? Give an example. I'll appreciate anyone's help thanks. :)
Chemistry
Upon decomposition, one sample of magnesium fluoride produced 1.65kg of magnesium and 2.58kg of fluorine. A second sample produced 1.50 kg of magnesium. How much fluorine (in grams) did the second sample produce?
Chemistry
Can someone please help me solve this homework problem for my chemistry class.It's my last problem and I'm stuck!:/ Thanks :) A 4.0*10^1kg sample of water absorbs 308KJ of heat. If the water was initially at 25.5 C, what is its final temperature?
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