Total # Posts: 64
Assume that the stopping distance of a van varies directly with the sqaure of the speed . A van traveling 40 miles per hour can stop in 60 feet. If the van is traveling 56 miles per hour, what is its stopping distance?
November 27, 2016
On a practice exam, we have a question that says "How many enantiomers does kendomycin have?" It says the answer is 1, but I don't understand why? (You probably have to google a picture of kendomycin!!)
October 10, 2016
a ball is rolled off the edge of a dining table 1.5 m high with a horizontal velocity of 2.2 m/s with what velocity does it strike the ground? How far from the edge of the table did it land on the floor?
February 25, 2016
Write a balanced formula equation with phase indicators: Strong heating of copper(II) nitrate trihydrate produces copper (II) oxide, nitrogen dioxide, oxygen gas, and water (The part I'm confused about is how to write the molecular formula for copper (II) nitrate ...
November 16, 2014
Factors are numbers that when multiplied by each other, make the target number (in this case 16). Therefore the factors or 16 are: 1, 2, 4, 8, 16 This is because 1x16=16 2x8=16 4x4=16
November 16, 2014
A player throws a ball up and toward a wall that is 17 feet high. The height h in feet of the ball after t seconds after it leaves the player's hand is modeled by h=-16t^2+25t+6. If the ball makes it to where the wall is, will it go over the wall or hit the wall? Find the ...
November 1, 2014
Could you help me with this math question: A can in the shape of a right circular cylinder is required to have a volume of 500 cubic centimeters. The top and bottom are made of material that costs 11 cents per square centimeter, while the sides are made of a material that ...
March 19, 2014
In order to have positive or negative environmental impacts included in the GDP countries must place value on natural capital. Identify and describe one way to estimate the non-use value of natural capital.
February 26, 2014
To treat a burn on your hand, you decide to place an ice cube on the burned skin. The mass of the ice cube is 13.2 g, and its initial temperature is -11.9 °C. The water resulting from the melted ice reaches the temperature of your skin, 30.0 °C. How much heat is ...
November 20, 2013
there are 40 pupils in a class. each girl is given 5 books and each boy is given 4 books.the girls have 65 more books than the boys. how many more girls than boys are there in the class?
June 13, 2013
a 4.00kg object traveling westward at 25.0m/s hits a 15.0kg object at rest. the 4.00kg object bounces eastward at 8.00m/s. what is the speed and direction of the 15.0kg object?
May 15, 2013
A moving point is always equidistant from (-3,2) and the line 2x-y+2=0. What is the equation of its locus? I need help for this problem because I am not very sure of my answer. Thanks in advance.
January 7, 2013
An airplane is flying in a horizontal circle at a speed of 106 m/s. The 81.0 kg pilot does not want the centripetal acceleration to exceed 6.16 times free-fall acceleration. Find the minimum radius of the planes path. The acceleration due to gravity is 9.81 m/s2. Answer ...
November 13, 2012
the area of a rectangle is 100 square inches. The perimeter of the rectangles is 40 inches. A SECOND RECTANGLE HAS THE SAME AREA BUT A DIFFERENT PERIMETER. IS THE SECOND RECTANGLE A SQUARE ? EXPLAIN WHY OR WHY NOT
April 13, 2011
"What volume of reduced soy sauce (575 mg Na/15 mL) would be predicted to require 25.00 mL of 1.0 M AgNO3 for titration assuming all the sodium is derived from NaCl? A.W. Na= 23
January 21, 2011
Three children are trying to balance on a seesaw, which consists of a fulcrum rock, acting as a pivot at the center, and a very light board 6.0 long . Two playmates are already on either end. Boy A has a mass of 50 , and girl B a mass of 35 . Where should girl C, whose mass is...
November 18, 2010
religious education - Re teachers
I need to write an essay about baptism in different churches. please could someone help find a website that explains it simply. I was off school sick after having an operation when we did most of the work and missed alot of the information I need. thankyou for helping
March 14, 2009
In my Italy report, I'd like to explain about a form of Italian folk dancing that I have heard about. However, I do not know how to spell it. It is pronounced vi-vach-ee, and I tried googling vivace and vivacci, as well as vivaci, and I found no related results. Does ...
March 6, 2009
i need awebsite for middle schoolers all about plant population density (overcrowded plants) Check out these sites. http://extension.oregonstate.edu/catalog/html/grow/grow/disease.html http://www.extension.umn.edu/yardandgarden/ygbriefs/h140perennialdivide.html
March 22, 2007