Friday
December 6, 2013

# Posts by Lizzy

Total # Posts: 163

physics
Two blocks of masses m1 and m2 approach each other on a horizontal table with the same constant speed, v0, as measured by a laboratory observer. The blocks undergo a perfectly elastic collision, and it is observed that m1 stops but m2 moves opposite its original motion with so...

algebra
I have no idea how to do this problem. Find the product: z squared plus 7z-8 z sqaured-8z ------------------- X __________ z squared-64 z-1

Math
a grocery clerk nstacks three rows of can of fruit for a display, each of the top two rows has 2 fewer cans than the row beneath it, there are 30 cans altogether, how many cans are in each row?

Geometry
31 x 5

Math
How do I write an equation or an inequality for this: the product of a number z and 12 is 60

history
what factors most influenced colonial development and why?

Math
A donkey and a mule were carrying sacks of apples. The donkey groaned so the mule said to him: "Why are you complaining? If you gave me one sack, I would have twice as many as you; if I gave you one of my sacks, then we would have equal loads." How many sacks was eac...

chemistry
Why will the pH of pure water at 25 degree celcius be equal to 7.0 ?

chemistry
Why will the pH of pure water at 25 degree celcius be equal to 7.0 ?

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