Friday
December 9, 2016

# Posts by alberto

Total # Posts: 26

chemistry
Calculate the volume of HNO3 that must be introduced in the calorimeter,knowing that it were used 60 ml NaOH, Cc=100cal/grd and delta H=-13,5 kcal/mol.. please help me,i have no clue for this..
November 7, 2016

English
In my brother's keeper by Jay ... What is the conflict?
May 7, 2016

math
a gear on a bicycle has the shape of a circle one gear has a diameter of 4 inches and a small one has a diameter of 2 inches Justin says that the circumferences of the larger gear is 2 inches more than the circumferences of the smaller gear do you agree explain your answer
January 22, 2015

Math
Rina saves \$4.50 each week. Her sister save \$2 more each week. When her sister has saved \$14 more than Rina, how much has Rina saved?
August 27, 2014

Algebra
A rectangular piece of cardboard is 15 inches longer than it is wide. If 5 inches are cut from each corner, and the remaining fold up to form a box,the volume of the box is 1250 cubic inches. Find the dimensions of the piece of cardboard.
May 12, 2014

economics
main characteristics of the market system
September 9, 2012

math (story problems)
23.28 pages per hour
June 26, 2012

math (story problems)
Andy took a reading test. He read 97 words per minute. If a book has an average of 250 words on a page, how many pages can Andy read in one hour?
June 26, 2012

math
161.5 centimeters tall (thank you)
June 26, 2012

math
Sandy is 5.3 feet tall. How many centimeters tall is she? Round your answer to the nearest tenth.
June 26, 2012

math
Jill is 20 kilometers away from Joe. Both begin to walk toward each other at the same time. Jill walks at 1.5 kilometers per hour. They meet in 5 hours. How fast is Joe walking?
May 3, 2012

Physics
An astronaut has crash landed on a planet that little is known about (not even the acceleration due to gravity). She must descend a steeo cliff to find shelter, but wants to know how high the cliff is before making the attempts. She happens to have salvaged a stopwatch from ...
October 3, 2011

chemistry
Hypothesis on "behavior of solids on warming".
September 12, 2011

science
What is the effect of the type of alcohol (methanol, ethanol and pentanol) on the evaporation time?
September 12, 2011

chemistry
Highest = NaF Medium = CH3I Lowest = CH4
August 21, 2011

math
a fire fighter's 36 foot ladder leans against a building. the top of the ladder touches the buliding 28 ft above the ground. what is the measure of the angle of the ladder forms with the ground?
May 3, 2011

math
cx+7 if x<or=2 f(x)= cx^2-5 if x>2 determine any values of c which make f continuous for all real numbers (c=6) determine any values of c which make f differentiable for all real numbers ???
January 24, 2011

Math
I am less than 100, the sum of my digits is 8. If you divide me by 2, I am an even number. My tens digit and my ones digit are the same. What is the answer
November 15, 2010

physics
there is absolutely no way its that complicated. and at points it looks like you made up some values. be more clear.
October 13, 2010

en forma estandar
como se escribe 423,090,709,000 en forma estandar
September 14, 2010

ENGLISH
WHAT TYPE OF INTRODUCTION AND WHAT TYPE OF CONCULUSION CAN I USE TO WRITE IN MY RESEARCH PAPER? HOW DOES THE INTRODUCTION DRAW READERS INTO MY ARGUMENT, AND HOW DOES THE CONCLUSION NEATLY TIE UP MY PAPER? MY THESIS IS JUVENILE SEX OFFENDERS
May 5, 2009

writing
if this is a subject verb agreement Did you know a famous animal rights activist has criticized horseracing because of the danger involved? and why
March 26, 2009

pseudocode programming
need help to write a sumsquare function module and then rewrite that fuction module into an algorithm from this pseudocode. count integer square integer sumsquare integer count = 0 square = 1 do while count <= 2 count = count + 1 sumsquare = sumsquare + square end do this ...
August 9, 2008

algorithm
can someone tell me if this is correct. Write an algorithm that will display the sum for a given number of squares. In other words if the user enters the value 5, then the output should be 1^2 + 2^2 + 3^2 +4^2 + 5^2 = 55. sumsquare integer square integer count integer ...
July 17, 2008

progra
how would i be able to write a function module for average from this pseudo-code and then use it to write an algorithm. Sum integer Num integer Count integer Count:= 0 Sum:=0 Dowhile count <3 Println “Enter Num: ” Read Num Sum := Sum + Num Count:= count + 1 ENDDO ...
July 14, 2008

programming techniques
how do modular program work, can you show me an example of it using dowhile pseudo code.
July 11, 2008

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