Thursday
December 12, 2013

# Posts by kristin

Total # Posts: 163

Introduction to HS
Ok, thank you very much for your help!!

Introduction to HS
I am having trouble with a question. In order to get an idea of significant subject areas in a chapter, it is best to read the. A. Subheads B. Graphics C. Captions D. Table of contents In my study guide it states : Read all the subheadings and sub-subheadings. These will give ...

1. Suppose quality control inspectors at the coffee house chain take a sample of 100 pieces of this chocolate product from an incoming shipment. They find a sample average of 60% cacao with a standard deviation of 8%. What is the standard error of the sampling distribution of ...

Chemistry
If you reclaim 0.250g Ag from AgNO3, how much AgNO3 did you have to begin with?

Physics
A 3.30-kN piano is lifted by three workers at a constant speed to an apartment 28.8 m above the street using a pulley system fastened to the roof of the building. Each worker is able to deliver 197 W of power, and the pulley system is 75.0% efficient (so that 25.0% of the mech...

Physics
If a projectile is launched from Earth with a speed equal to the escape speed, how high above the Earth's surface is it when its speed is three-fifths the escape speed? I keep getting the answer 2.56x10^6 m after solving it a few different ways. Help would be great.

geometry
Factor 15x^2 - 8x - 16

algebra 2/math
how do i factor x^3+2x^2-x-2

algebra
X^2-4x=0

chemistry
design a simple lever that could be raised and lowered smoothly using niitinol wires.

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