Friday
August 1, 2014

Posts by Simon


Total # Posts: 128

life orientation
Genetically modified foods

life orientation
Genetically modified foods

Stonehenge
Q: How big is Stonehenge? Q: Are some stones on top of other stone? And how were they stacked? Q: How did the stones get there? Q: Did people ever live there? Q: Are the stones heavy? Q: Where is stonehenge?

Stonehenge
What do people do at Stonehenge?

chemistry
This is super confusing complex brain killing A column packing for chromatography consists of a mixture of two types of particles. Assume that the particles in the batch being sampled are spherical with a radius of 0.5 mm. 36% of the particles appeared to be pink and are known...

statistics
A column packing for chromatography consists of a mixture of two types of particles. Assume that the particles in the batch being sampled are spherical with a radius of 0.5 mm. 36% of the particles appeared to be pink and are known to have a polymeric stationary phase attached...

Math
Prove that cos2x=(1-tan^2x)/(1+tan^2x) I can't find any identities that can help me with this. I'm really confused

math
Haha, I just noticed she asked you to do your own question.

math
The question is incomplete.

math
38.9 + 5.58 + 7 + 15.8 Significant digits will round to the whole number due to the 7.

math156
bobpursley, it's a matter of parenthesis.

math156
x/3 = x + 10/6 x/3 - x = 10/6 x(1/3 - 1) = 10/6 x = (10/6)/(1/3-1)

sensory organs
External

sensory organs
External

science
Vocal Sounds

Social Studies
Why is the First Amendment to the U.S. Constitution so important to us?

Chemistry
Based on the balanced equation Al2S3 + 6H2O → 2Al(OH)3 + 3H2S calculate the number of excess reagent units remaining when 4 Al2S3 formula units and 30 H2O molecules react? Molar Mass (g/mol) Al2S3 150.16 H2O 18.015 Al(OH)3 75.361 H2S 34.082 Avogadro's No. 6.022×...

physics
solve for H: V=LWH

Leadership
Deliverable Length: 1000-1200 words You are excited about your new position as compliance officer at ECG because this is your first role as a member of a senior executive team. You have the enviable opportunity to be a critical part of ECG’s growth as the leader who will ...

Marketing class
What is the importance of international trade to a country's economy. Advantages of owning an international business?

Economics
it did not help at all. Thanks though.

math
Given A = {1, 2, 3, 4} B = {2, 5, 10, 17}, a E A and b E B The mapping rule for f maps 1 to 2, 2 to 5, 3 to 10 and 4 to 17 (b) Write the mapping rule in the format of the listing method. Display the mapping using the listing format. (c) Write the mapping rule in the format of ...

math
Given A = {1, 2, 3, 4} B = {2, 5, 10, 17}, a E A and b E B The mapping rule for f maps 1 to 2, 2 to 5, 3 to 10 and 4 to 17. (A) Write the mapping rule in the format of the listing method. Display the mapping using the listing format. (B) Write the mapping rule in the format of...

Arts/social science
What is the relevance of academic study of the Bible today,especially in African context? Define Ethics and show how it relates to Epistemology. Here are previous answers to these very same questions: http://www.jiskha.com/display.cgi?id=1187166711 http://www.jiskha.com/displa...

University of Botswana
Define Ethics and show how it relates to Metaphysics and Epistemology. Check these sites. http://en.wikipedia.org/wiki/Ethics http://en.wikipedia.org/wiki/Epistemology http://en.wikipedia.org/wiki/Metaphysics Why are we here on Earth? What is our Purpose? How do we relate to o...

University of Botswana
What is the relevance of the academic study of the Bible today,especially in African context. One of the controversies concerns the actual location of the kingdom of Sheba; some scholars say it was in Ethiopia (Africa) and others claim it was in Yemen (Asia). The location of t...

math
can anyone help please, i need a simple formula for working out taxes.if i had any number i need to know what the base was before 16% tax was added. i know the formula if the tax was 17.5%,what ever the total is if you divide that by 47 then x that by 7 that will give you the ...

maths
can any one tell me a way of working out a percentage from a total for tax purposes. Example; if i have a total of 78 and the tax was 17.5% it would be 78 divide 47 x 7 =11.61 can anyone tell me how to work it out if the tax was 16% thanks "78 divide 47 x 7 =11.61 " ...

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