Friday
December 9, 2016

Posts by Aliza

Total # Posts: 30

chemistry
A solution is made by dissolving 22.9 g urea (), a nonelectrolyte, in 302 g water. (The vapor pressure of pure water is 23.8 torr at 25°C and 71.9 torr at 45°C.) Calculate the vapor pressure of this solution at 25°C. Vapor pressure = torr Calculate the vapor ...
October 5, 2016

Alegra
5. Which expression is equivalent to 4 • 4 • 4 • 4 • 4 • 4 • 4 • 4? A. 4 • 8 B. 8^4 C. 8 • 8 D. 4^8 *** I think D.
October 3, 2016

math
Saleem salary is Rs 12000.he gave 1/12 th of his salary as alms, half of the remaining that was debt upon him.What is the remaining salary with him?
August 8, 2016

math
Saleems salary is rs 12000.he gave 1/12 th of his salary as alms.half of the remaining for house expenditure and 2/5th of remainig as debt that was due upon him.what is the remaining salary with him?
August 8, 2016

Math PLEASE
It's about arithmetic sequence . . (the sum) SOLUTION PLEASE THANK YOU SO MUCH 1. A runner begins training on July 1 by running a kilometer, and increases the length of the run by 0.2 km/day. Find the length ofthe run in July 18 . 2.Bowling pins are set up in four rows ...
January 24, 2013

Math PLEASE
It's about arithmetic sequence . . (the sum) SOLUTION PLEASE THANK YOU SO MUCH 1. A runner begins training on July 1 by running a kilometer, and increases the length of the run by 0.2 km/day. Find the length ofthe run in July 18 . 2.Bowling pins are set up in four rows ...
January 24, 2013

science
the name given to the type of DNA found in telomeres
January 22, 2013

Math
Find the no. of terms 1. 3,5,7...33 2.-5,-1,3,...75 Solve each problem. 1. In the Arithmetic sequence 5,8,11,14.... what is n if a sub n is 32? 2.Find the sum of the first 20 terms of the arithmetic sequence -15,-7,31,43...
January 21, 2013

Math *URGENT
Please give the answers and solutions for each. 1.If the second term is 2 and the seventh term of a geometric sequence is 64, find the 12th term. 2. Which term if the geometric sequence 18,54,162,486,... is 3,188,646? 3. Determine the geometric mean of 8 and 288 4.Find x if ...
December 20, 2012

SPELLING SENTENCE
No rose is not right. duh. it should be - THE WOMEN RAISE THEIR VOICE.
December 20, 2012

Biostatistic
Yes
December 20, 2012

science
youll just multiply it ?
December 20, 2012

reading
The ending is not that good ..
December 20, 2012

Math PLEASE HELP ASAP
-PLEASE INCLUDE SOLUTIONS AND EXPLAIN HOW YOU DID IT PLEASE. *CHALLENGE. 1.SIMPLIFY : SQUARE ROOT OF 16^8+8^4/16^2+16^7 2.EXPRESS 1 + 1/1+SQUARE ROOT OF 2 - 1/1-SQUARE ROOT OF 2 IN THE FORM A+B SQUARE ROOT OF 2, WHERE A AND BARE RATIONAL NUMBERS. FIND A + B. 3. ARRANGE THE ...
December 10, 2012

Math
What powers of two prime numbers will give a product of 1000...000(this sign --> { below the 1000...000 and below this { telling 2012 zeros ) Please show your solution and how you did it. Thank you so much.
December 5, 2012

Math
Please provide the solution, how you did it pleaseeee<3 Thank youuuuuuuuuu
December 4, 2012

Math
Please show your solution and how you did it. Thank you so much. 1.If x and y are positive numbers such that x^y=y^x and y =2012x, what is x? 2. What powers of two prime numbers will give a product of 1000...000(this sign --> { below the 1000...000 and below this { telling ...
December 4, 2012

solid mensuration
Oh wait. . im sorry but i think its wrong . sorry :(
December 1, 2012

solid mensuration
4 and 1/2
December 1, 2012

Math
1.What is the sum of the digits in the expanded form of the number 384cuberoot x5raised to the 20?What is 384cube root x5raised to the 20 in scientific notation?
December 1, 2012

English
have fun but i am doing a test in ELA and it is really not cool so have fun
October 11, 2012

physics
As it's a series combination therefore the current remains same throughout. We are given R1=20ohm and V1= 80v so according to formula I=v/R answer is 4A.
May 28, 2012

math
The ratio of cars to trucks in the parking lot is five to seven. If there are 20 more trucks in the parking lot: How many cars are there in the lot? How many trucks are in the lot? How many cars and trucks are there in the lot total?
March 20, 2012

physics
A 43 N toy is placed in a light swing that is attached to ropes 1.7 m long. (a) Find the gravitational potential energy associated with the toy relative to its lowest position when the ropes are horizontal. J (b) Find the gravitational potential energy associated with the toy ...
February 8, 2012

mechanics
at what altitude above the earth's surface is the free fall acceleration equal to three quarters of its value at the surface ?
April 3, 2011

Science
WHANT IS RATION
September 13, 2010

calculus
differentiate and do not simplify: Y=e^ -sq.rt x + e^3 - 2^(3x-1)
April 20, 2010

calculus
DETERMINE THE EQUATION OF THE NORMAL LINE TO THE CURVE Y=2^(1/X) AT THE POINT WHERE X=1.
April 20, 2010

Calculus - urgent
An isosceles triangle is inscribed in a circle of fixed radius R and centre O. What is the minimum area of the region outside the triangle and inside the circle?
April 15, 2010

Calculus - urgent
Find the dimensions of the largest cylinder that can be inscribed in a cone of fixed height H and fixed radius R
April 15, 2010

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