Tuesday
July 29, 2014

Posts by Moses


Total # Posts: 27

Science
How many mole of magnesium atoms are present in 0.50g of manesium (mg=24)

chemistry
A sheet of gold of mass 100g and a teperature of 18.0 degrees is placed flat on a sheet of iron weighing 20g and at a temperature of 55.6 degrees. what is the final temperature of the combined metal.

chemistry
As a technician in a large pharmaceutical research firm, you need to produce 200.mL of 1.00 M a phosphate buffer solution of pH = 7.19. The pKa of H2PO4− is 7.21. You have 2.00 L of 1.00 M KH2PO4 solution and 1.50 L of 1.00 M K2HPO4 solution, as well as a carboy of pure ...

math
A flagpole and a building stands on the same horizontal level.From the point P at the bottom of the building.the angle of elevation of the top T of the flagpole is 65 degrees from the top Q of the building the angle of elevation of the point T is 25 degrees.If the building is ...

Math
help please anyone? i'm having a hard time solvig these problems LOGIC CONDITIONAL PROOF. HOMEWORK HELP PLEASE!? A. 1. A -> (B -> C) 2. (C ^ D) -> E 3. -F ->(D ^ -E) / :. A -> (B -> F) B. 1. (A v B) -> -(C ^ D) 2. (-C v -D) -> (E <-> F) 3. (E ...

math
frank tosses a baseball card into the air. the card lands face up 30 out of 50 times. how many times can you expect the card to land face up in the next 75 tosses?

physics
In your "C" answer, second line, you should have used 0.08m, not 0.0888m (that was the K constant). Therfore, the result is W=Fd= 71*0.08= 5.68 Joules

Science
Determine the molar concentration of Ca^2+ and Cl- in a .075 M CaCl2 solution

college
Describe in Hamlet, Prince of Denmark the representative of the literature in the culture from which it comes.

writing
Describe how the representative of the literature in the culture of Hamlet, Prince of Denmark.

Spanish
I need the english translation of the story PAPA SIEMRE TIENE RAZON

Spanish
I need Help to Answer the following paragraph.(Exam389808 From Penn Foster) Part 4 Instructions: Listen to the passage and fill in the blanks with the words that you hear.You’ll hear the poem two times. En la 11. ___________ te llamé. De la oscuridad me llamaste. R...

Spanish
Need Help with Spanish Exam 389808 :Part 4 only

Spanish
Need Help with spanis Exams: 389806, 389807

Spanish
Please me with Spanish exam 7 # 389807

World Goegraphy
I need help with my Elective on World Geography

World Geography
Nedd Help to pf Study Unit for Exam: # 6618 A _ B _ C

adult education
Which of the following statements about competition is true

Literature
. Hopkins’s use of “seared,” “bleared,” and “smeared” is an example of

Literature
The best in this kind are but shadows” is

history
is C really right????

PC Basics
When keyboarding a memo, you mistakenly type “Robbert.” To get rid of the extra “b,” place the insertion point before the first “b” and press the A. Backspace key once. B. Delete key once. C. Insert key to toggle into Typeover mode then press the ...

physics
Vector points to the north and has length A. Vector points to the east and has length B = 2.0A. Find the magnitude of in terms of A.

Literature
Which one of the following items is an example of a symbol in “Bernice Bobs Her Hair”?

Math
How would you prove that the volume of a cylindrical barrel is V = 2(pi)d^3t(4+t^2)^(-3/2)? Thanks

world geography
6648y

Windows XP Security-NEED ASAP
I need help with Penn Foster Test Using Window XP #038105, Internet Basic #083004

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