Friday

September 4, 2015
Total # Posts: 28

**science**

If a rock has a speed of 12 m/s as it hits the ground, from what height did it fall, assuming its initial speed was zero? Its mass is 50 kg.
*July 30, 2013*

**science**

I NEED HELP...
*February 13, 2013*

**Chemistry**

When looking at the Periodic Table, the oxidation state of hydrogen is +1; however my teacher told me that the net charge of hydrogen is 0. I do not understand why this is? Also, How may one calculate the charge of an element if only given the number of protons and neutrons (I...
*November 8, 2011*

**Math Middle School**

A recipe makes 6 2/3 cups. The serving size is 5/6 cup. How many servings does the recipe make
*October 11, 2011*

**world geography**

In terms of GNI PPP per capita, excluding Singapore, the wealthiest nations of Southeast Asia are
*August 16, 2011*

**math :)**

Solve for x: 6(x+3) =2x +27
*March 15, 2011*

**math**

Find a shortcut for computing the sum: 1+3+5+7++11+13+15+17=?? Explain your shortcut and how you could use this same shortcut to find the sum of all the odd numbers form 45 to 99.
*March 14, 2011*

**math !!!! :O**

Courtney’s mother is a nurse. She came to school to check out posture and out backs. She told us that about 4.6% of children have a problem called scoliosis. There are hundred twenty-five students in our school. If our school is like the average, how many children will ...
*March 7, 2011*

**math**

what is the 10th term in this arithemetic sequence of 2,9,16,23,30?
*February 28, 2011*

**math**

Combine Like Terms!!!! -6z-3z-6x^2 and how did youget the answers???
*January 10, 2011*

**math**

Combine Like Terms!!!! -6z-3z-6x^2 and how did youget the answers???
*January 10, 2011*

**math**

The seventh book in the Harry Potter series has 759 pages. How many 2s were used when typing the page numbers?
*January 8, 2011*

**Math**

Simon and Jimmy had 167 stamps altogether. Simon gave 4/7 of his stamps to Trina, and Jimmy gave 37 stamps to Trina. Simon and Jimmy had the same number of stamps left. How many stamps did Jimmy have in the beginning? Please Help ME: I need a formula
*January 3, 2011*

**math**

Andy had 20% fewer marbles than Henry. When Andy gave 80 marbles to Henry, the numbers of marbles he had left was half of what Henry had. How many marbles did Andy have in the begining? Please help me
*December 9, 2010*

**math**

Andy had 20% fewer marbles than Henry. When Andy gave 80 marbles to Henry, the numbers of marbles he had left was half of what Henry had. How many marbles did Andy have in the begining? Please help me
*December 9, 2010*

**11th grade**

I NEED URGENT HELP!! Bob is riding his bike along at 2m/s and drops his 2kg backpack from a height of 1.5 meters. What is the backpacks resulting velocity when it strikes the ground?
*December 8, 2010*

**physics**

Bob is riding his bike along at 2m/s and drops his 2kg backpack from a height of 1.5 meters. What is the backpacks resulting velocity when it strikes the ground?
*December 8, 2010*

**math**

use properties of parallel lines to explain which angles in a parallelogram must be congruent???
*December 2, 2010*

**math**

use properties of parallel lines to explain which angles in a parallelogram must be congruent???
*December 2, 2010*

**math**

i dont get it
*December 2, 2010*

**math**

use properties of parallel lines to explain which angles in a parallelogram must be congruent???
*December 2, 2010*

**Fine Art**

of the following, which was known as the golden age for japanese art? A. Sung Dynasty B. Ming Dynasty C. Kujaku Myo-o D. Heian
*November 29, 2010*

**math**

Sevnety-eight players entered a single elimination tennis tournament.How many matches were played to determine the overall champ? please help me...and if u get the answer can you explain how you got it with a rule or a pattern
*November 16, 2010*

**algebra 2**

Find the equation that is satisfied by the set of points such that the sum of the distances from the point to (2,0) and (-2,0) is 6. Express your answer in standard form.
*June 2, 2010*

**chem**

Calculate the density of carbon monoxide gas at standard conditions if 25.0 mL of the gas weighs 0.0329 g at 800.00 mm of pressure???
*May 26, 2010*

**5th grade social studies**

actualy it is 9:53 am i don't wanna sound like a know it all
*December 15, 2008*

**5th grade social studies**

go to bing and tipe it in to see the awnser
*December 15, 2008*

**Science**

Why are viruses not part of the domain and kingdom of living things?
*December 4, 2008*

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