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Posts by Lucia

Total # Posts: 39

if platonic solid has 8 vertices and 12 edges calculate the number of faces

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...

Mathematical literacy
Simplify the following equivalent ratios: 45:10:25:55

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??

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

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

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

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"

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

life science,business studies,tourism and maths literacy

life orientation
what are the symptoms of intrapersonal?

math problem solving
5000 and 50 because i use expended form

life science
I don't have a solution

No need, I figured it out. Thank you though. Apologies.

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...

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 ...

Stortage of electricity and water

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.

Find the arithmetic sequence if the fourth term is -6 and the eleventh term is -34

Thank you!

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 ...

7th grade social studies
The roman empire did actually extend to Spain

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.

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

The sum of two number is 40.Two times the smaller number exceeds the larger number by 38.Find the number

Life orientation
Identify and describe one environmental problem that causes ill health

a parking lot has motorcycles and cars the number of motorcycles is 9 less than math question twice the number of cars if there are 46 wheels amongst all vehicles determine how many vehicles are in the parking lot

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?


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

8th grade Math
2x - 4 > 6

How can I prove this identity? (1 + sinØ + cosØ):(1 - sinØ + cosØ) = (1 + sinØ) : cosØ

so then for a weak acid weak base titration indicators don't work?

why is a weak acid weak base titration different from strong acid strong base/ weak acid strong base/strong acid weak base?

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

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


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)

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 !

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