# Stanley

1. ## chemistry

what is the theoritical value of the concentration of HCL Vin molarity and g/li when it is reacted with 0.4M of sodium hydroxide and the average volume of NaOH is 27.2ml?
2. ## coordinate geometry

what is a parabola
3. ## Math

Donna will donate up to \$460 to charity. The money will be divided between two charities: the City Youth Fund and the Educational Growth Foundation. Donna would like to donate at least \$160 to the Educational Growth Foundation. She would also like the
4. ## Maths

In a class of 36 pupils, 1/3 are girls, how many are boys?
5. ## science

carbon moboxide reacts with hudrogen to produce methanol chemical equation: balanced equation:
6. ## mathematics

find the volume of the parallelepiped having u= 3i-5k+k, v=2j-2k and w=3i+j+k as adjacent edges
7. ## math

Janice is making 12 wooden picture frames to give to her friends this year as holiday presents. Each frame has a length of 10 inches and a width of 8 inches. How many total inches of wood will Janice need for all 12 frames?
8. ## Math Trig

I'll do my best to describe this problem. Given A=17 degrees, B=73 degrees , x=q, y=5 and z=r use the figure to find the exact value of q and r x = base y = leg z = hypotenuse a = angle between z and x b = angle between z and y 90 degree angle = between x
9. ## science

A 25mL solution of nitric acid was placed in a flask and a few drops of phenolphthalein were added. Dilute sodium hydroxide was added until the indicator changed colour. It was found that 28mL of the alkali was used. What colour was the solution in the
10. ## KINGSTON UNIVERSITY

HOW DO YOU CALCULATE OR USE THE HIC (HEAD INJURY CRITERIA) GIVEN HIC = 500
11. ## management science

definitions of marketing,the author and the year
12. ## management science

10 definitions of what marketing is, the authors and year
13. ## math

proof thise for me. nCr=nCr-r 2) nCr+nCr+1=n+1Crr+1
14. ## management science

can you please give me 10 good definitions of what a marketing is, the authors and the date it was defined
15. ## math

prove:1) nCr=nCr-r 2) nCr+nCr+1=n+1Crr+1
16. ## pysics

a force of 4N at 30 degree from another force 5Nwk is pointing east. find the resistance of the two forces using parallelogram
17. ## Statistics

Which of the following conditions doesn't need to be met before you can use a two-sample procedure? The responses in each group are independent of each other. Each group is considered to be a sample from a distinct population. The same variable is measured
18. ## Statistics

A telephone company's records indicate that private customers pay on average \$17.10 per month for long-distance telephone calls. A random sample of 10 customers' bills during a given month produced a sample mean of \$22.10 expended for long-distance calls
19. ## Statistics

A telephone company's records indicate that private customers pay on average \$17.10 per month for long-distance telephone calls. A random sample of 10 customers' bills during a given month produced a sample mean of \$22.10 expended for long-distance calls
20. ## Statistics

Which of the following conditions doesn't need to be met before you can use a two-sample procedure? The responses in each group are independent of each other. Each group is considered to be a sample from a distinct population. The same variable is measured
21. ## Statistics

Which of the following conditions doesn't need to be met before you can use a two-sample procedure? The responses in each group are independent of each other. Each group is considered to be a sample from a distinct population. The same variable is measured
22. ## Statistics

The Tribune claims that the time of travel from downtown to the University via the bus has an average of µ = 27 minutes. A student who normally takes this bus believes that µ is greater than 27 minutes. A sample of six ride times taken to test the
23. ## Statistics

It is believed that at least 60% of voters from a certain region in Canada favor the free trade agreement (FTA). A recent poll indicated that out of 400 randomly selected individuals, 250 favored the FTA. If we wished to perform a test to determine whether
24. ## math

I think am not getting it right bt cos its a little bit complicated t = square root of {V/ 1/f +1/g } make f subject of the formula
25. ## statistics

can you help me lotto sequence math for 5/90 game
26. ## SCIENCE

Scientists performed an experiment to determine whether there is a connection between learning ability and food. They took two groups of 20 mice each, all from the same purebred strain. The mice were deprived of food for 3 days and then given a standard
27. ## soc 120 intro to ethics&social responsibility

Explore the challenges Goodman presents to relativism?
28. ## Math

Calculate the distance between latitude 4¤N and 14¤N of the equator on the same longitude 3¤E
29. ## Us History

i need help writing a five paragraph persuasive essay on this The Debate Over Big Business in the 19th century on whose side was better argued?
30. ## Physics-10

A karate chop delivers a blow of 300N to a board that breaks. The force that acts on the hand during this event is?
31. ## Physics-10

your friend says that the heavyweight champion of the world cannot exert a force of 50N on a piece of tissue paper with his best punch. the tissue paper is held in midair- no wall, no tricks. you?
32. ## Physics-10

A vehicle that weighs 400N on the surface of the earth is traveling in outer space at a speed of 400m/s. it can be stopped by applying a constant force of 20N for?
33. ## Physics-10

Two identical gliders slide toward each other on an air track. One moves at 1m/s and the other at 2m/s. they collide and stick. the combined mass moves at A. 1.5m/s B. 1/3m/s C. 1/6m/s D. 3/4m/s E. 1/2m/s which of this options is the right answer?
34. ## AP Calculus

a continuous function f has domain (1,25) and range (3,30). if f'(x) is less than 0 for all x between 1 and 25, what is f(25)? a)1 b)3 c)25 d)30 e)impossible to determine from the information given
35. ## Physics

A chain composed of four identical links is suspended by a rope and does not move. How many force vectors would be drawn on the free body diagram of each link and which direction would they point? My answer: ---------- FIRST LINK (top): Upward force from
36. ## mathemathics

an observer and a tree are standing against a slope. the observer is 80m from the tree.the angle between the slope, from the feet of the observer,and thetop of the tree is 14 degree.the slope makes an angle of 9 degree with the horizontal. solve the
37. ## Physics

A heavy piece of machinery is raised by sliding its 12.5 m along a plank oriented at 20 degrees to the horizontal. How high above its original position is it raised? How far is it moved horizontally? Can you please give me the formulas for these? Thank you
38. ## English

What is the adjective in this sentence and the word it modifies? In many Japanese homes, people sleep on futons.

40. ## chemistry

It's hydrogen carbonate, which is HCO3- Should the reactant be H2CO3? How do you balance this reaction?: HCO3 ---> H2O + CO2