Chemistry
How much heat in kilojoules has to be removed from 225g of water to lower its temperature from 25.0 degrees celsius to 10.0 degrees celsius?
Physics
During a baseball game, a batter hits a high pop-up. If the ball remains in the air for 4.11 s, how high does it rise?
Physics
A bullet is fired straight up from a gun with a muzzle velocity of 312 m/s. Neglecting air resistance, what will be its displacement after 1.4 s?
Modern world studies
7. The French philosopher Baron de Montesquieu believed that the power of a government __________.
math
how do you multiply monomials ?
math
(x^3y^2)^2
physics
A 74-kg fisherman in a 124-kg boat throws a package of mass m = 15 kg horizontally toward the right with a speed of vi = 4.4 m/s as in the figure below. Neglecting water resistance, and assuming the boat is at rest before the package is thrown, find the velocity of the boat af...
math
Kevin ran 4 more miles than Steve ran. The sum of their distances is 26 miles. How far did Steve run? Set up a variable equation to represent this situation before solving. The domain of the solution is {0, 4, 11, 22}
Chemistry
Uhmmm.. I am totally lost! Help? There are 7.0 x 10^6 red blood cells in 1.0 mm^3 of blood. How many red blood cells are in 1 L of blood?
science
The earth has a magnetic north and south. How does this help up with evidence to support the theory of Continental Drift?
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