Saturday
September 20, 2014

Posts by Nancy


Total # Posts: 651

2nd grade
The first set of letters has all straight letters and the second set of letters are all curved in some sort!!! I seriously sat there four hours trying to figure out what the heck they were talking about, I actually tried sounding them all out thinking that was what they were ...
January 27, 2010

Statistics
I am trying to work a case problem, I have to take a group of numbers and using the data by product line, there is three different products lines, I need to compile a breakdown of sales by product then give a total of all three. then I need to find the expected sales for each ...
December 31, 2009

math
wheels bicycle shop advertised a bicycle for 15% off for a savings of $36. The bicycle did not sell so it was offered at a new 20% discount off the sale price. What did the bicycle sell for regularly? What is the amount of the new discount?
December 13, 2009

hca/210
three cuases for the increasing cost of healthcare and what affect does each have on society
December 11, 2009

Calc.
a bomb is dropped drom an airplane at an altitude of 14,400 feet how long would it take to reach the ground? (because the motion of the plane, the fall will not be vertical, but hte time will be the same as that for a vertical fall.) the plane is moving at 600miles per hour. ...
December 9, 2009

Calculus
the grand canyon is 1600 meters deep at its deeoest point. a rock is dropped fromthe rim above this point. Express the height of the rock as a function T in seconds. how long will it take the rock to hit the canyon floor? H= 1600-1/2t^2 thats what i got as a function is that ...
December 9, 2009

Calc.
ok, i know what it is had forgotten we use that but its in my notes thanks!!!!
December 9, 2009

Calc.
find the derivative of 3x^4-5x+3/x^4+1 i know that the derivative of the numeratoor would be 12x^3-5 but i'm not sure if its right since it has a denominator i Know i need to do something to it but not sure if to simplify.
December 9, 2009

Calculus
A fully plane has a constant acceleration while moving down a runaway. the plane requires .7 mile of runaway and a speed of 160 miles per hour in order to lift off. what is the planes accelearation? i need the formula cause the one i have doesnt work cause i need time
December 8, 2009

biology
I have the same question and do not understand it, well i do. Just need help to set it up. Well the punnett square
November 11, 2009

Physics
Please reply soon!
November 10, 2009

Physics
If we take a point of reference that is a certain distance away from where the force is applied and the force is acting on the same axis as the distance axis i.e. the force vector and the distance vector are on the same axis, only in opposite directions, would the torque of ...
November 10, 2009

social studies
if the issue is whether a person is civil rights were violated in court desicion through what levels of courts might that person appeal?
November 9, 2009

Anatomy & Physiology
Excercising muscle will receive more oxygen from hemoglobin than will relaxed muscle because: a)it's PO2 is low b)it's PCO2 is high c)both a and b d)both a and b and its temp is higher than usual
November 3, 2009

Anatomy & Physiology
In the fetus, the organ that is important for the normal development of the immune system is the? liver? spleen? thymus gland? lymph node?
November 3, 2009

Chemistry
How many moles of ions are released when these samples are dissolved in water? a. 0.37 mol of NH4Cl b. 3.55 * 10^18 formula units of Ba(OH)2 * 8H2O I need to know what steps to take to get to the answer. Thanks!
November 2, 2009

chemistry
i need help to make a data for my project but i don't know how close can a magnet be from the staples after it will pick up the objects but i don't know how to put in a data
November 2, 2009

college
what would be a good exsample of ecological from the RIMs?
October 30, 2009

Physics
How does the drag force on an object change if the object's area is halved while the wind speed is doubled, while keeping everything else the same? i think it would double if you use this eqn: f= 1/4 A v^2 can someone verify if this eqn is correct to use in this problem?
October 18, 2009

physics
An object slides down a inclined surface in the presence of kinetic friction forces. At the given inclination the kinetic friction force is found to be of magnitude 90 N. Now, the angle that the surface makes with respect to the horizontal is increased and the object continues...
October 16, 2009

physics
Thank you. I just wanted to confirm that this was the right way to do the question. Just another clarification. In the FBD for this question, would the kinetic friction force be in the positive horizontal direction i.e. in the direction the rider was moving before he braked?
October 16, 2009

physics
A bicycle and rider of total weight 815 N travel at a speed of 40.0 km/h. The rider hits the breaks and the bicycle slides to a full stop in a distance of 8.5 m. Ignore air resistance and use g=9.8 m/s2. What is the coefficient of kinetic friction between the tires (rubber) ...
October 16, 2009

Angles -- Math?
if there is a hill at an incline of 50 degrees from the horizontal..is it true that at any point on that hill a horizontal "cut" would make an angle of 50 degrees?
October 12, 2009

math
Find the missing numbers and landmarks for the set of numbers 48,50,51,51,57,59,60,63,69,_,76,_ Range Mode: 76 Minimum: Maxium: 76
October 7, 2009

math
what is 30 percent of $82,000.00
October 7, 2009

geography
what r the five themes of geography for moscow, russia
October 5, 2009

physics
A fly lands on one wall of a room. The lower left-hand corner of the wall is selected as the origin of a two-dimensional Cartesian coordinate system. The fly is located at the point having coordinates (1.80, 1.15) m. (a) How far is it from the corner of the room?
October 4, 2009

math prime factorization
3x3x5
September 28, 2009

math
compare the 2 numbers 1,945____ 1,936
September 16, 2009

rounding
2767 if the number is 2767 then how do u round it to the nearest tenth
September 10, 2009

Math
thanks bob :)
September 9, 2009

Math
there are 2 pts in a qt right?
September 9, 2009

Math
You can buy three bottles of dishwashing liquid, each containing 1 pt 5 fl oz, on sale for $2.30. Let say for the same price you can buy a large container holding 2 qt. Which is the better buy?
September 9, 2009

math
write the equation for a line in point-slope form and in slope-intercept form. parallel to 3x-4y=12 and passes through (8,3).
August 16, 2009

MATH
I HAVE A GARDEN THE WIDTH OF MY GARDEN IS 8FT LONGER THAN THE LENGHT OF IT ARUOUND THE GARDEN I HAVE A 4 FEET WIDE SIDEWALK. THE AREA OF THE SIDEWALK IS ABOUT 320 FEET SQUARE, WHAT ARE THE DIMENSIONS OF MY GARDEN
August 6, 2009

biology
which organ system contains the stomach
May 21, 2009

8th Grade Algebra
How come x^4/3 is a ploynomial, but 3/x^4 isn't?
May 4, 2009

biology
1. A population which meets the hardy- weinberg requirements: a. Evolves b. is small and usually isolated c. has allele frequency in equilibrium d. changes genotypic distribution from generation to generation e. always has 75% A and 25% a allele frequencies 2. In a ...
April 30, 2009

Algebra
The population of Australia in x years after 1980 can be modeled by the function y=14.6*(1.014)^x. Estimate the population of Australia for each year. a) 1976 b) 1980 c) 1972 I am not sure of what to do. Help Please ?
April 26, 2009

8th Algebra
What are some real-life examples of exponential growth and decay?
April 20, 2009

Chemistry
when benzoic acid and quinine is dissolved to dichlromethane and 2M NaOh, what is the organic layer being formed? (i have sodium benzoate as aqueous layer of the product. is this right?)
April 1, 2009

chemistry-organic
what happens when sodium benzoate is added to dichloromethane? what is the organic and aqueous layer of this product?
April 1, 2009

chemistry
1)when benzoic acid and quinine is dissolved in CH2Cl2 and added 2M NaOH, what is the organic layer and what is the aqueous layer? a)and by adding another 2M NaoH to the organic layer, what is the new aqueous layer and organic layer? b)from (1), if we add CH2Cl2 to the aqueous...
March 31, 2009

Chemistry
i have to separate benzoic acid from a mixture with quinine. so benzoic acid and quinine are qissolved in Ch2Cl2. i think the question is asking wether there's any other chemical forms in the mixture apart from the neutral forms for benzoic acid and quinine, but i am ...
March 31, 2009

Chemistry
what are the other chemistry forms present in the dichloromethane solution besides the normal neutral forms for benzoic acid and quinine? (benzoic acid,pKa 4.2; quinnie, pKa 8.5)
March 31, 2009

8th Grade Algebra
1) A firefighter aims a hose at a window 25 ft. above the ground. The equation h = -0.01d^2 + 1.06d + 5 models the path of the water, when h equals height in feet. Estimate, to the nearest foot, the horizontal distance d in feet btween the firefighter and the building. This ...
March 30, 2009

Algebra 1- 8th Grade
If I were to write down: "When you find the median between the two intercepts, it is the x-intercept of the vertex." do you think that's a true relationship still ?
March 29, 2009

Algebra 1- 8th Grade
What is the relationship between the x-intercepts of a parabola and its vertex's x-coordinate?
March 29, 2009

math
Mr. Mitchells office is on a winding side road next to a highway exit.He is driving on the highway at 60mph, and at this rate he expected to arrive at his office at 8:45a.m.However at 8:30 he was forced to leave the highway and take the side road, driving at a steady speed of ...
March 16, 2009

Social Studies: Roman Emperors
What is the life summary of the Roman emperor, Elagabalus ?
March 15, 2009

Algebra
1) Two cars leave town at the same time going in opposite directions. One travels 44 mi/h and the other travels 55 mi/h. In how many hours will they be 297 miles apart? 2) Two cars leave town at the same time going the same direction on the same road. One travels 32 mi/h and ...
March 7, 2009

4th grade math
21
February 26, 2009

biology
an animal has a segmented body, soft fleshy skin, an open circulatory system, it breaths with tiny tubes and openings, and does not have legs or antennae. How would this organism need to change to become an arthropod?
February 18, 2009

10th grade English
Persuasive writing. How to write a persuasive paragraph about women choosing their own destiny to a person of the jewish faith
February 3, 2009

math
Y = 3/8- ((-3/64)x) this is the variable expression. just make y= 1/16 to find the number of years. plug 1,2,3 into x to find the amount of tread left after each year.
January 7, 2009

Chemisty
thank you very much
January 7, 2009

Chemisty
If ten drops of 0.3 M HCl are mixed with ten drops of 0.3 M Na2S2O3, what will be the concentration of each chemical in the mixture? Please help, i am pretty sure that the concentration should be 0.3 M but i am not sure if i am supposed to do somthing with the ten drops. Thank...
January 7, 2009

Gr.11 Math
A large company has a phone tree to contact its employees in case of an emergency factory shutdown. Each of the five senior managers calls three eployees, who calls three other employees and so on. If the tree consists of seven levels, how many employees does the company have...
January 5, 2009

French
what is a sentence i can use using the word avoir. give a comande
December 3, 2008

Life Science
Where does photosynthesis occur in a plant cell?
November 19, 2008

General
May I suggest you try MS Office online and check out the information there for Office 2007.
November 10, 2008

spanish
Presta atencion a la senora y no olvide las letras mayusculas cuando conmienza una oracion y use nombres propios.
November 10, 2008

pre-algerbra
write an algebraic expression for each of the quantities being comared. The attndance on tuesday was 350 more than double the attendance on monday
November 9, 2008

5th Grade student teacher: Needs ur help....
Ben's Guide - Google this and you will get lots of grade appropriate
November 6, 2008

Physics
How many times will the incident beam shown in Figure P25.3 (x = 1.90 m, y = 1.30 m) be reflected by each of the parallel mirrors? mirror on the right
November 6, 2008

4th grade math
Always perform the operations in () parentheses first.
November 5, 2008

3rd grade
Just as Bailey said. Notice that this is the longgggg e sound for the vowels ee and ea. You then need to think of ending consonants. I bet you have examples in your student activity book. Look back at your recnet classwork.
November 5, 2008

english
Are the words "encyclopedia", "habitat", and "reefs" count or noncount nouns?
October 22, 2008

English
The first question: both are correct The second question: huh? The third question: all are correct
October 22, 2008

math
#1: correct #2: correct #3: im not sure but i think its incorrect #4: incorrect #5: correct
October 22, 2008

chem
i am trying to find the minimum volume of hot water needed to dissolve 100 mg of salicylic acid. when i did the calculations i got 100 ml of hot water is this correct?? The data is [temp] [amount of salicylic acid per 100 ml water, g] 0 0.10 10 0.13 25 0.23 50 0.63 75 1.8 90 3.7
October 13, 2008

chem
i am trying to find the minimum volume of hot water needed to dissolve 100 mg of salicylic acid. when i did the calculations i got 100 ml of hot water is this correct?? The data is [temp] [amount of salicylic acid per 100 ml water, g] 0 0.10 10 0.13 25 0.23 50 0.63 75 1.8 90 3.7
October 13, 2008

8th grade
Does different orange juice have different vitamin c
October 2, 2008

law
confidentiality of health information final examination. examination 40902600
September 26, 2008

English
illegal drugs
September 10, 2008

12th grade Science
A bud covers the bloom but when it erupts it holds up the flower from underneath find the name it’s divided into together and alone? -thanks-
September 10, 2008

algebra
6/3+ radical 5=
September 9, 2008

college Western Civ. answer
well the tigris and euphrates are in mesopotamia which today is known as iraq and syria and the valley of the nile in egypt, mesopotamia and egypt influenced early civilizations in western asia and northern africa among them were the hittites and the syro- plaestinian city ...
September 6, 2008

college Western Civ. answer
Thank you for your help =)
September 6, 2008

college Western Civ. answer
That the tigris amd euphrates are in mesopotamia and the nile river is in egypt
September 6, 2008

college western civ.
opps sorry. south west asia- tirist euphraties north africa- nile river valley indus valley yellow river valley what do they all have in common? how do you know? thanks
September 6, 2008

college western civ.
SOUTH WEST ASIA- TIRIST EUPHROTIES NORTH AFRICA- NILE RIVER VALLEY INDUS VALLEY YELLOW RIVER VALLEY WHAT DO THEY ALL HAVE IN COMMON? AND HOW DO YOU KNOW?
September 6, 2008

Chemistry 3A
calculate the mass in grams : 4.57 x 10^20 H2O2 molecules
September 5, 2008

literary
How do I diagram: The awful witch flew in front of the moon.
August 2, 2008

sociology
any get an idea or web site pls! discussion between social class and health inequalities. the relationship between the two of them.
June 7, 2008

sociology
1. how does Marx defines class and what problem does he have? 2. explanation for health differences
June 7, 2008

sociology
1. discussion of marx, how does marx defines class and what problem does he have. 2. discussion between social class and health inequalities.
June 7, 2008

sociology
essay on stratification; analylse the relationship between social class and healh inequalities.
June 3, 2008

Math
nope that's what the question is on the paper....
June 3, 2008

Math
How many solutions does a consistent and dependent system of linear equations have?
June 3, 2008

Math
What is the volume of a sphere with a radius of 5 cm?
May 27, 2008

math
what is the eligibility for an undergraduate course in psychology? shud i have read biology in my higher-secondary school?
April 24, 2008

Math
Please help Dividing Real Numbers 16 / (-2) * (-4) / 2 3power + 4 4 – (-3) +1 / 2 –2 / (-2) Multiplying Real Numbers (-3)(-6) + (4) (-2) (-3)3power – (-8)(-2) (-6)2power - 4 2power -9 2power - (-6)2power
March 19, 2008

english
need to find a word with the letters "LTSEGRGU"
March 13, 2008

Science
Which way do electrons flow when a copper strip is placed in a Zn2+ solution: from the copper to zinc ions or from the zinc ions to the copper?
March 11, 2008

Science
Why is the formation of iron hydroxide, Fe(OH)2, from Fe2+ and OH- not considered an oxidation-reduction reaction?
March 11, 2008

Science
Hydrogen chloride is added to a buffer solution of ammonia, NH3, and ammonium chloride, NH4Cl. What is the effect on the concentration of ammonia? On the concentration of ammonium chloride?
March 11, 2008

Science
Why do lakes lying in granite basins tend to become acidified by acid rain more readily than lakes lying in limestone basins?
March 11, 2008

Science
How might you determine whether or not your toothpaste contains calcium carbonate, CaCO3, or perhaps baking soda, NaHCO3, without looking at the ingredients label?
March 11, 2008

Physics
A daredevil plans to bungee jump from a balloon 64.0 m above a carnival midway. He will use a uniform elastic cord, tied to a harness around his body, to stop his fall at a point 10.0 m above the ground. Model his body as a particle and the cord as having negligible mass and ...
February 29, 2008

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