Tuesday
December 6, 2016

# Posts by Lucia

Total # Posts: 38

maths
if platonic solid has 8 vertices and 12 edges calculate the number of faces
October 26, 2016

math
Based on the data collected by the National Centre for health Statistics and made available to the public in the Sample Adult database, it was found that the percentage of adults who have at some point in their life been told that they have hypertension was 15%. Suppose that a...
August 11, 2016

Mathematical literacy
Simplify the following equivalent ratios: 45:10:25:55
August 4, 2016

Math/Precal
The size of a decreasing population is given by p(t)=P0(2)^-t/7 where p(t) represents the population as time, t, in years and p0 is the initial population what percent of the original population will be there after 10 years??
April 26, 2016

life orientation
write an paragraph in which you put concluding argument around your human rights violation
March 31, 2016

math
Find the product of 27×60. Then explain how you would use mental math to find the product of 27×600
November 3, 2015

Charlestown high school
L.o List and discuss any four factors that could threaten the core functions of the media
September 13, 2015

math
How do you find the actual distances of these problems with a scale of 3/4" = 500 mi. 1 3/4" 14" 13" 3" 6"
September 1, 2015

life orientation
Assess the extent to which bad road use has a direct impact on the physical,emotional,social and economic aspects to the family,the community and the country
August 23, 2015

life orientation
what are the symptoms of intrapersonal?
February 21, 2015

math problem solving
5000 and 50 because i use expended form
August 28, 2014

life science
I don't have a solution
July 31, 2014

writing
No need, I figured it out. Thank you though. Apologies.
May 22, 2014

writing
I need some help with my intro paragraph for a compare/contrast essay. I have the first and last sentences, just need some help with the filler sentences. Ideas? ( "The similarities and differences between the “Gettysburg Address” and “Pericles' Funeral...
May 22, 2014

english
for each of the five quotes identify the literal meaning , how this quote develops theme and the sources. these quotes are from hamlet by the way 1.A litte ere the mightiest Julius fell, The graves stood tenantless, and the sheeted dead Did squeak and gibber in the Roman ...
July 17, 2013

L.o
Stortage of electricity and water
April 20, 2013

Eng 1511
pls correct this sentence for subject-verb agreement Going home now,how I wish I could get there before it starts to rain.
February 28, 2013

math
Find the arithmetic sequence if the fourth term is -6 and the eleventh term is -34
February 19, 2013

Physics
Thank you!
October 3, 2012

Physics
The position of a particle moves along the equation X = Vo/K (1 - e^(-KT)) Vo and K are constants a)determine the total distance that the particle moves b) Show that the aceleration is derived from the velocity c) Reason how it could take an infinite amount of time to move a ...
October 3, 2012

The roman empire did actually extend to Spain
October 2, 2012

chemistry
Water from a city well is analyzed and found to contain 25 mg/L of (HCO3)^- and 35 mg/L of (CO3)2^-. Calculate the alkalinity of the water as CaCO3.
September 30, 2012

geometry
Find the coordinates of the image of the point (4,2) when it is reflected across the line y=3
June 20, 2012

algebra
The sum of two number is 40.Two times the smaller number exceeds the larger number by 38.Find the number
June 13, 2012

Life orientation
Identify and describe one environmental problem that causes ill health
April 28, 2012

Physical science
A copper penny has a mass of of 3gram. The atomic number of copper is 29 and the atomic mass is 63,5gram/mol.what is the total charge of all electrons in the penny?
March 11, 2012

algebra
the area of a rectangle is 425 square feet. if the perimeter is 84 feet, find the length and the width of the rectangle
July 19, 2011

2x - 4 > 6
June 10, 2011

Math
How can I prove this identity? (1 + sinØ + cosØ):(1 - sinØ + cosØ) = (1 + sinØ) : cosØ
May 31, 2011

Chemistry
so then for a weak acid weak base titration indicators don't work?
May 12, 2011

Chemistry
why is a weak acid weak base titration different from strong acid strong base/ weak acid strong base/strong acid weak base?
May 12, 2011

secondary school
which is the formula that describes process to transform Fe3+ to Fe2+ thanks to HCl in the stomach?
April 17, 2011

English-Ms. Sue
I need some help with dangling and mismplaced phrases..can you help me?
February 7, 2010

math
1506-2x=3x=646-x
November 16, 2009

chemistry/science
how do i convert mols of Mg to HCl, if the grams of HCl aren't given? p.s we're supposed to use the equation V=n/c (avogadro's law)
September 24, 2008

chemistry/science
2HCl + Mg = H2 + MgCl2 We are given 0.10 grams of Mg The concentration of Mg = 24g/mol Using avogadro's law (V=n/c; v-volume(L), n-number of moles(mol), c-concentration(g/L)) we have to predict the amount of HCl needed. help !
September 24, 2008

1. Pages:
2. 1