Saturday

April 19, 2014

April 19, 2014

Total # Posts: 16

**physics**

A rocket moves upward, starting from rest with an acceleration of 32.0 m/s2 for 3.27 s. It runs out of fuel at the end of the 3.27 s but does not stop. How high does it rise above the ground?

**statistics**

The following are all quiz scores of a student in a statistics course. Each quiz was graded on a 10-point scale. 10,6,7,6,5,8 Assuming that these scores constitute an entire population, find the standard deviation of the population. Round your answer to at least two decimal pl...

**Social studies world history**

What are the similarities between the northern and middle colonies. I only have one by far seeking relgios freedom but may anyone tell me more? And some similarities if you can about southern and middle colonies. Please and thank-you!

**physics**

At the surface of Mars, the acceleration due to gravity is 3.72 m/s^2. A watermelon has a mass of 4.5 kg here on Earth. a) What is its weight here on earth? b) What is its mass in Mars? c)What is its weight in Mars?

**physics**

A 300 kg sailboat accelerates at 0.5 m/s^2 at an angle of 25degrees North of East. Find the magnitude and direction of the force responsible for this accelereation.

**Chemistry**

Cr(OH)3<-->Cr+3+3OH which direction will equilibrium change if CrCl3 is added and why. which direction will it change if HCL is added and why?

**Probability & Stats**

what is the probability that no two students will have the same birth date in a size of 60 class

**ambiguity**

Is he really that kind

**Chemistry**

For the following: i) HClO4 > HBrO4 > HIO4 ii) NH3 > PH3 > AsH3 > SbH3 iii) HOClO3 > HOClO2 > HOClO > HOCl iv) HBr>HCl>HF The order of acidity is correct for which series? 1. ) all are correct 2. ) ii and iii 3. ) ii and iv 4. ) ii 5. ) i, iii, iv

**Organic Chemistry**

Would it be possible to separate hexane (b.p. 68.95 degrees Celsius) from toluene (b.p. 110.6 degrees Celsius) by simple distillation?

**basic college math**

The interest rate on an auto loan in May was 12 3/8%. By September the rate was up to 14 1/4%. How many percentage points did the interest rate increase over the period?

**10th grade**

15mm to dam

**10th grade math**

3(X-2)=4-(X-2) 3(X+-2)=4+-X+2 3X+-6=6+-X 4X+-6=6 4X=12 X=3

**math**

if o o o is 1/5,then what is one?

**math**

if 6 counters are 3/4,then what is one?

**newswriting**

positive

Pages: **1**