Thursday
November 27, 2014

Posts by dianna


Total # Posts: 39

physics
A stunt pilot is attempting to drop a water balloon from a moving airplane onto a target on the ground. The plane moves at a speed of 75.2 m/s and a 47° above the horizontal when the balloon is released. At the point of release, the plane is at an altitude of 520 m. (a) ...
October 21, 2014

chemistry
what is the percentage yield for Sr(NO3)2 + Na2SO4 -> SrSO4 + 2 NaNO3. mass of strontium nitrate is 0.788g mass of sodium sulfate is 1.258g mass of dry filter paper 0.759 g mass of dried precipitate in filter paper 1.317g
December 19, 2013

Math
A caterpillar has twice as many legs as a spider. Together, they have 24 legs. How many legs does the spider have? How many legs does the caterpillar have?
October 22, 2013

physics
The focal length of objective of a telescope is 0.2 m and the eyepiece has a focal length of 1.6 m. What is the length of this telescope? A) 8.0 m B) 1.4 m C) 1.6 m D) 1.8 m
May 30, 2013

Math
CAN YOU HELP ME MS.SUE JUST GIVE ME THE ANSWER PLEASE I TRY AND TRY AND TRY AND STILL I CAN'T DO IT PLEASE I NEED HELP PLEASE GIVE ME THE ANSWER ANYBODY MS.SUE ANYBODY PLEASE HELP ME WITH THIS PLEASE PLEASE GIVE ME THE ANSWER PLEASE :( :( :( :( :( :( *CRYING *SAD I KNOW ...
March 23, 2013

Social Studies
OK, Thank u :)
March 11, 2013

Social Studies
OK, 1) B 2) B 3) D
March 11, 2013

Social Studies
OK, 2) b
March 11, 2013

Social Studies
2) c 3) d
March 11, 2013

Social Studies
1) The South is an excellent place to grow such crops as cotton, rice, tobacco, and sugar cane. Which of the following is NOT part of the South's excellent farming conditions? a. The warm climate is suitable for agriculture. b. There are no bugs. c. The coastal plains have...
March 11, 2013

Chem
How do I calculate mass in grams for something that absorbs 235J to change its temp from 13 degrees C to 55 degrees C? What is the formula?
February 4, 2013

3rd grade
erica counted 45 finger how many hands went up.
October 16, 2012

math fractions and decimals
How do you can you change a decimal to a fraction when the fraction looks like this 0.43 3/4 or .16 2/3 .How can I change this to a fraction?I tried dividing it by 100 but it doesn't give me the right answer.
April 18, 2012

change decimal to fraction
How do I change a decimal that looks like this 0.31 1/4 into a fraction?
April 18, 2012

writing
i need help start off this paragraph.
March 2, 2012

Epidemiology
Indicate how the bias would affect the measure of association. Would it be under estimated, or over estimated or unchanged. Persons diagnosed as HIV positive or negative were interviewed about their number of lifetime sexual partners. The interview occurred after they were ...
January 10, 2011

Epidemiology
How the bias would affect the measure of association. Would it be under or over estimated? A cohort study was designed to look at the association of pesticides and the occurrence of childhood leukumia. Children living in rural areas were followed and leukemia rates were ...
January 10, 2011

4th grade algebra
i need help right know in algebra
November 12, 2010

4th grade
How many shapes have a perimiter thats 30 cm?
October 14, 2010

Chemistry
How many moles are present in 250mL of sultion of 2mol L^-1 HCl (if 100kPa and 25 Degrees) ?
June 5, 2010

chemistry
Sulfur undergoes combustion to form sulfuur dioxide. If 456g of sulfur is burnt calculate the mass of sulfur dioxide produced.
June 5, 2010

algebra 2
y^2+3y+9/4
January 6, 2010

math
The answer would be 58-m. it's very obvious because if you subtract 58-m, you would get the other songs.
November 16, 2009

algebra
need to solve this equation 3/4 k - 1/6 =1/2
October 6, 2009

Humanities
What are some of the ways in which modern culture is "fatalistic" (in the ancient Greek sense of the word?
August 25, 2009

math
i got it ...... Thank you :O)
January 6, 2009

math
i don't understand?
January 6, 2009

math
What is the larger remainder possible if the divisor is 5?
January 6, 2009

Project Management
How did it contribute to gross underbids and successive cost escalations?
October 5, 2008

grammar
7, No change
September 23, 2007

grammar
6. He took the curve to sharply: it could have caused an accident.
September 23, 2007

grammar
5 No change
September 23, 2007

grammar
4 No change
September 23, 2007

grammar
3 No change
September 23, 2007

grammar
2 When oranges are fresh they can often keep away a cold virus.
September 23, 2007

grammar
1. If your baby does not like cold apple juice you should heat it.
September 23, 2007

grammar
I am sorry I forgot to post them but I am now.
September 23, 2007

grammar
Dangling Modifiers If your baby does not like cold apple juice, it should be heated. Your answer: 1. Dangling Modifiers When they are fresh, eating oranges can often keep away the cold virus. Your answer: 2. Predication Our plans for tomorrow should begin today. Your answer: 3...
September 23, 2007

orientalism of muslim and arab american
It's ok to help someone with an answer. At least the person can get some idea of the question ispertaining to. I appreciate all the things I have ead except putting people down. I don't think we should do that. Everybody has their onw preference, right? But for the ...
August 6, 2006

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