Friday
December 2, 2016

Total # Posts: 48

History
Who was Archimedes ?
June 11, 2016

Mathematics
tyron is right i just did it and got 100
April 13, 2016

chemistry question
how many moles of Ca, O and H are in .600 moles of Ca(OH)2?
September 24, 2015

MATH
I just need help understanding the problem and then I think I can go further, but if you can't help do you know of anyone that can assist me please?
March 25, 2015

MATH
ok this is Gather a set of data. Choose a small sample, between 10 and 20 pieces of data, and a simple value to measure, such as the ages of visitors in a park, or the number of text messages each person in your family receives in one day. Choose a display for your data, such ...
March 25, 2015

MATH
March 25, 2015

math
Could you please give me an example of gathering a set of data and choosing a small sample, between 10 and 20 pieces of data, and a simple value to measure, such as the ages of visitors in a park?
March 25, 2015

Calculus
Determine the intersection, if any, of the planes with equations x + y - z + 12 = 0 and 2x + 4y - 3z + 8 = 0. I have no clue where to even begin. If someone could help and give me the steps to complete it, that would be greatly appreciated. Do I have to first simplify the ...
December 18, 2014

Calculus
Determine the intersection, if any, of the planes with equations x + y - z + 12 = 0 and 2x + 4y - 3z + 8 = 0. I have no clue where to even begin. If someone could help and give me the steps to complete it, that would be greatly appreciated. Do I have to first simplify the ...
December 18, 2014

Probability
0.0708
May 13, 2014

physics
Air is blowing with a wind speed of 35 [mi/hr] eastward relative to the ground.Find the velocity of an eagle relative to an observer on the ground if the eagle is flying at a speed of 22 [mi/hr] westward “against” the wind.
September 28, 2013

chemistry
What is the empirical formula of this compound (Sry, I forgot something)
September 11, 2013

chemistry
The urine of horses are mixed with an excess of hydrochloric acid, after some time, a yellowish-brown crystalline precipitate, which have an unpleasant odor, that can't be removed by simply washing with water. This new compound has the following composition (parts by mass...
September 11, 2013

math
A farmer has 3 times as many horses as cows. if there are 34 more horses than cows, how many of each does he have?
August 8, 2013

physics
two cars weighing 1500 kg are made to collide with a wall.the initial and final velocities are 15 m/s and 2.6 m/s.if the collision last for 0.15 seconds,then find impulsive force exerted on the car
June 6, 2013

Physics
I have the same problem
January 21, 2013

MATH
2132134669
September 18, 2012

chemistry
Actually the entire question I needed help was : Recommend the best alkaline metal-based desiccant for a storing an extremely hygroscopic protein. Give your reasons. NB Desiccants are drying agents and usually kept physically separated from perishable materials
May 6, 2012

chemistry
Recommend the best alkaline metal-based desiccant for a storing an extremely hygroscopic protein
May 6, 2012

calculus
12.727 ft
November 17, 2011

finance
s bonds trade at 100 today. the bonds pay semiannual interest that is paid on january 1 and july 1. the coupon on the bonds is 10 percent. how much will u pay for a s bond if today is march 1?
August 23, 2011

MATH
WHAT IS EQUIVALENT TO 11/3?
March 19, 2011

Math
There are 4 stop signs at an intersection. Car A arrives there first, then B one second later, C one second after B, and D one second after C. Earch car waits 3 seconds after stopping to move again. There are ________ seconds from the time that Car A first comes to a stop to ...
March 16, 2011

Math
Twenty (20) glibs are worth \$3 while 7 glubs are 1 cent more than 6 glibs. How much is 1 glub worth?
March 16, 2011

arithmetic
One chicken lays an egg every 2 days, another every 3 days and a third chicken lays an egg every 5 days. They all lay an egg today. How many days in the next 101 days will EXACTLY 2 chickens be laying an egg?
March 16, 2011

Math
Thank you K I finally get it.
January 9, 2011

Math
The sum of three consecutive even numbers is 36. If x represents the first of the three consecutive even numbers, which equation can be used to find x? a. x(x+1)+(x+2)=36 b. x+(x+1)(x+2)=36 c. x+(x+2)+(x+4)=36 d. x(x+2)(x+4)=36
January 9, 2011

Math
Can you please show me how choose the right answer and how to get the right answer. Which problem situation matches the equation below? 5x+5(x+20)=500 F. five people contributed to a fundraiser each give \$20 more than the basic amount requested. In all, the amount contributed ...
January 9, 2011

chemistry
a graph of melting point against relative atomic mass for the alkali metals on the same graph, a plot of the boiling points with a sentence to describe the information the graph gives
November 28, 2010

chemistry
How many ML of H2SO4 (20m) are needed to make 500ml of 5M solution?
September 21, 2010

biology
C6H12O6=180 gm to make 1M how much H2O will you need? to make a o.1M how much H2O will you need?
September 21, 2010

chemistry
1L soulution has a pH of 6 how many OH- would it tak eto make it a pH7 solution?
September 21, 2010

CHEMISTRY (WEBWORK)
lifesaver
July 19, 2010

statistics
mean can defined as balance
April 30, 2010

Earth science
lower mantle
April 8, 2010

science... l think
November 26, 2009

French
looks fine to me. By the way, do you happen to know a school called CDGMS?
November 26, 2009

French
unscramble yncaor and ppeevenol
September 16, 2009

physics