Tuesday
September 2, 2014

Posts by Sue


Total # Posts: 828

Statistics: Percentile Rank
A survey of college students was conducted during final exam week to assess the number of cups of coffee consumed each day. The mean number of cups was 5 with a standard deviation of 1.5 cups. The distribution was normal. A. What proportion of students drank 7 or more cups of ...
October 18, 2011

Algebra
How do I graph a line given its equation? The equation is -3x + 2y = 2
October 17, 2011

Science
I just want to make sure this is correct. Ocean currents moving from low latitudes to high are GULFSTREAM, while those moving from high to low are CANARY.The all caps are my answers and I have searched the web and how found several things that might be it but I think it is ...
October 16, 2011

physics
A bird is sitting on a wire 22m long. The wind makes it move, creating a standing wave with 8 loops. What is the wavelength?
October 16, 2011

Science
Thanks for your help.
October 15, 2011

Science
In Hadley's cell model warm air rises at the equator and cold air sinks at the poles. Can someone tell me what these 2 questions mean? Surface air flow will be _________. Air flow aloft will be _______. Don't understand those two. Thanks
October 15, 2011

Chemistry
I need to supplement 20g of magnesium. Supplement comes with 825mg/ ounce. How many mg's or ounces to get to the 20g. Thanks
October 11, 2011

math( statistics)
How many simple random samples, SRS's, are possible of size 40 from a population of size 5000? (express in scientific notation 4 sign. figures) * I'm not sure how to start off.
October 2, 2011

basic concepts and organ systems
exam 40975100
September 30, 2011

anatomy and physiology 1
during an emergency room examination for an injured arm, the physician palpates the arms entire lenght starting at he shoulder and ending at the fingers of the hand , this process takes him from an
September 30, 2011

math
explain how you would use a number line to round 148 to the nearest ten?
September 28, 2011

math
what is 7,468rounded to the nearest hundred?
September 28, 2011

math
what is 172 rounded to the nearest hundred?
September 28, 2011

math
round 172 to the nearest hundred
September 28, 2011

chemistry
at the sea side the sun shines equally on the sand and sea. assuming the both absorb the same amount of energy, why is the sand a lot hotter than the sea
September 22, 2011

chemistry
a 2kg block of iron is given 10kj of energy and its temperature rises by 10c. what is the specific heat capacity of iron?
September 22, 2011

chemistry
a 2kg block of iron is given 10kj of energy and its temperature rises by 10c. what is the specific heat capacity of iron?
September 22, 2011

medical coding
when are abbreviations acceptable,who should use htem and why in the medical field
September 18, 2011

early childhood
Preschoolers use private speech: A. to influence others B. to keep some of their ideas a secret c. because it is more efficient d. because it enables them to communicate new ideas.
September 14, 2011

Science
Can anyone tell me what part of the body has good immune surveillance? Poor? Or give me a link?
September 14, 2011

Biology
Can someone tell me what I can look up to find the cell that is abundant in pus?
September 13, 2011

geometry
If the slope of a line is 5/3 and a point on the line is (57,12) using the given point and the slope find the coordinates of the lattice point on the line?
September 13, 2011

Algebra 2
(y-y1)/(x-x1).(the ones are sub ones and mean a different y and a different x.....so. -9-(-1) / 8-2 -9+1 / 6 -8 / 6 -4/3 slope = -4/3
September 12, 2011

General
Thanks so much!!
September 12, 2011

General
Can someone tell me a good search engine?
September 12, 2011

Science
I need to know what cell is abundant in pus and I have looked but was wondering if a neutrophils is a cell? Can someone give me a link please? Thanks
September 12, 2011

Science
You wish to make 1L of sterile lysis buffer soln. that is 10mM Tris-EDTA (pH 8) and 2% SDS. You have plenty of the following stock solns.: 2M Tris-EDTA (pH 8) and 20% SDS. However, SDS cannot be autoclaved and must be added to the soln. after autoclaving is done. Assume that ...
September 12, 2011

Math
Thank you!
September 12, 2011

Math
Solve for S: r^2s-5s=7. Solve for b: L= 4a^2b. I'm confused about how to solve these problems. Could someone show me the steps?
September 12, 2011

chemistry
What are the Kilojoules needed to melt 24.0g of ice at O degrees C, warm the liquid to 100 degree C and change it to steam at 100 degree C? Thank you,
September 11, 2011

chem
How many KJ are released when 75.0g of steam at 100 degree C condenses cools to 0 degree C and freezes at 0 degree C? I set it up like this but it is wrong, What am I doing wrong: 75g x 2260J/1g water x 1Kj/1000J =
September 11, 2011

Chem
What are the Kilojoules needed to melt 24.0g of ice at O degrees C, warm the liquid to 100 degree C and change it to steam at 100 degree C?
September 10, 2011

Chem
How many KJ are released when 75.0g of steam at 100 degree C condenses cools to 0 degree C and freezes at 0 degree C? I set it up like this but it is wrong, What am I doing wrong: 75g x 2260J/1g water x 1Kj/1000J =
September 10, 2011

physics
could you estimate the mass of the entire earth? How? If we cannot direct measure the earth's mass, how was it determined?
September 7, 2011

college algebra
10 1/2 of what number is 42.
September 4, 2011

college algebra
suppose you invest $15,000 in two funds paying 11 1/2%and 14% simple interest. the total annual interest is $1950. how much is invested in each fund?
September 4, 2011

college algebra
solve for C makeup: S=C+RC
September 4, 2011

physics
occurs when atomic nuclei decay
September 1, 2011

physics
flow of electrons in a conductor is called what?
September 1, 2011

Mth95
how do i figure that out by the info given?
August 22, 2011

Mth95
A canon placed at the top of a 15-foot rise fires a 16 pound ball with a vertical velocity of 172 feet per second. How far from the canon will the ball land? What is the max height of its trajectory?
August 22, 2011

Math
Find the area of the sector of the disk of radius r=15 ft and with arc length s=13 ft. When I did it it came out to .8666667, is that right or do I have to do 1/(13)(15) to get 1.15384571.
August 19, 2011

health safety & nutrition
measurements of height and weight provide useful information about: a.intellegience b.overall health status c.adult shape d.development age
August 18, 2011

pre school
Considering storybooks with electronic features, educators believe that: a. they may be more educative than human read-alouds. b. they are not worth the money. c. they attract but do not hold toddlers attens for long. d. reading with a responsive adult is best.
August 16, 2011

phi 103
appeal to popularity
July 31, 2011

phy. science
what normally warms up faster when heat is applied?
July 29, 2011

early childhood literacy
c. they attract but do not hold toddlers attention for long.
July 21, 2011

american government
the presidents roles such as chief executive and commander in chief :
July 18, 2011

english
Need to find 30 corrections in this assignment.
July 11, 2011

american government
It can be said of regulatory commissions that: A.the commissioners pursue independent and impartial policies, regardless of politcal pressure from democrats or republicans in congress. B. unlike presidential appointees in other areas, regulatory heads choose which civil ...
July 10, 2011

american government
As distinct from the patronage and executive leadership system, the merit system for managing the bureaucracy A. allows the president to appoint top officials of executive agencies,thus making the bureaucracy more responsive to election outcomes. B. provides for a neutral ...
July 10, 2011

american government
According to James Madison, the source of most interest groups or factions is
July 9, 2011

government
judicial review is the power of the american courts to
July 9, 2011

home school and community
Describe three issues related to role confusion that a teacher may feel or may communicate.
June 10, 2011

english
What is the verb in the following sentence Her outgoing voice mail message sounds professional?
June 9, 2011

physics
The magnetic field at point 1 is 0.20 T directed north of east. The north component of this field at point 1 is most nearly (in T): -0.129 -0.153 -0.20 -0.035 0 -0.1 0.173
June 7, 2011

biography
Hi, im susan. I am currently in english honors and have to do a biography on someone i admire. The person i admire most right now is jeffree star. I have never really wrote a biography on someone. And could use some help. I dont know what to include about him and what to say. ...
June 3, 2011

math
The full question: The charge (in coul.) on an object increases according to q=(2 coul)e^[(o.05/sec)(t)], where t=time in sec. At how many sec. is the object deficient 1.56x10^20 electrons (from neutral)? A 0 B 12.56 C 21.94 D 28 E 42.21 F 50.5
May 31, 2011

math
its actually a physics question q=(2 coul)[1.56x10^20]^([0.50/sec][t]) t=time in sec.
May 31, 2011

math
actually the e is a variable with the value 1.56x10^20 So, I have to find X in [1.56x10^20]^(0.50/X)
May 31, 2011

math
How do i find X in e^(0.50/x) on a scientific calc? do I use LN, and if so, could you pls tell me how I can plug it in?
May 31, 2011

verbs
what are the verbs in this sentence? He suffered an injury to his knee and this is causing him pain and discomfort.
May 27, 2011

english
grdg
May 24, 2011

math 117
A launched rocket has an altitude in meters, given by the polynomial h+vt-4.9^2, h is the height in meters v is the velocity in meters per second and t is the number of seconds for which it takes the rocket to become airborne. If the rocket is launched from the top of a tower ...
May 16, 2011

Chemistry
What is the heat required in Joules to raise the temperature of 100.0g ice at -20 degrees C to steam at 120 degrees C?
May 14, 2011

Chemistry
What is the heat in Joules required to raise the temperature of 100g H20 from 288K to 308K?
May 14, 2011

chemistry
the density of a piece of wood is 0.638 g/cm3. The dimensions of the block of wood are 40.0 cm by 50.0 cm by 25.0 cm. What is the mass of the block of wood? Show all calculations.
May 10, 2011

algebra
simplify, and plese show me how you did it. I am stumped. 24 divide 1/2 + 5/8 * 6/7 thank you.
May 9, 2011

macroeconomics
How much of a change in the economy will result if business increase their level of investment by $8 billion and the MPC in the economy is 4/5? If the MPC is 2/3?
April 27, 2011

Physics
Glass of water has mass of 240g at room temp (25°C). Add 50g of 0°C ice. What final temp after ice is melted. (at equilibrium).
April 26, 2011

math
The mean time for running a mile is 450 se4conds with a standard deviation of 40 seconds. What time would you need to beat to be in the top 10%?
April 23, 2011

Statistics
length of time in minutes required to complete exercises is distributed with a mean of 60 minutes and a std. deviation of 8 minutes. what percent will require between 60 and 76 minutes to complete the exercises? what percent of participants will require more than 72 minutes to...
April 20, 2011

Chemistry
Which of the following statements are true? Fusion reactions result in nuclei with higher Z. To keep a nuclear power plant going, a chain reaction must be maintained. Nuclear fusion produces no long-lived radioactive by-products. The Sun is a nuclear fusion reactor. I tried ...
April 19, 2011

algebra
One week, you earned $1350. Let x represent your total sales that week. Write an equation that could be used to find x.
April 16, 2011

survey of economics
How would you compute changes in Microsoft’s volume of output from one year to the next? How would price changes affect your computations?
March 23, 2011

Algebra II
are you sure 9 and 2 is right??
March 22, 2011

Algebra II
Can someone please help me with this problem. Given Matrix Y= 2 -7 4 and -1 1 0 Matrix Z= 3 4 1 4 2 -4 Solve for matrix X. X-2Y=3X+Z HELP PLEASE!!!
March 22, 2011

Chemistry
Approximately how much water should be added to 10.0 mL of 12.0 M HCl so that it has the same pH as .90 M acetic acid(Ka= 1.8 x 10^-5)?
March 13, 2011

Chemistry
The blank solution used to calibrate the spectrophotometer is 10.0mL of 0.2M Fe(NO3)3 diluted to 25.0mL with 0.1M HNO3. Why is this solution preferred to simply using de-ionized water for the calibration?
March 12, 2011

economics
What would happen to unit sales and total revenue for this textbook if the publisher reduced its price?
March 6, 2011

Math
I want to make a fence with a perimeter of 42 feet and an Area of 58 square feet. Label all sides of the fence.
March 3, 2011

finance
Anne is planning to attend college when she graduates from high school in 7 years from now. She anticipates that she will need $10,000 at the beginning of each college year to pay for tuition and fees, and have some spending money. Anne has made an arrangement with her father ...
March 1, 2011

software
Sorry can you explain please
March 1, 2011

software
<?xml version="1.1"?> <reference> <author/>Compton, R.</author> <year>2010</year> <articletitle>SOA explained</articletitle> <journaltitle>Retail Management</journaltitle> <issue>vol. 14 no. 6, June<...
March 1, 2011

hardware
Hi i'm just stuck on this question. can please someone help me. Three cortrect ones are: A) A 9-bit word represents twice as many code words as an 8-bit word. B) mp4, mpg and bmp are all examples of video file extensions. C) A data rate of 4 gigabits per second means that ...
March 1, 2011

Math
Suzanne wants to put a fence around her square garden. If the garden covers an area of 64 ft2, how many feet of fencing does she need?
February 28, 2011

math
thank you
February 23, 2011

math
I dont understand the rules for adding and subtracting postive and negative ,can you please explain it to me? im having a test
February 23, 2011

6th grade english
Can you recommend a site where I can get some examples of prepositional prases?
February 20, 2011

sociology
This assignment is confusing me, is there anyone that can lead me in the right direction? The assignment is as follows. If appointed to head the U.S. Civil Service Commission, what polices would you propose to reduce radical ethnic strife in the U.S. and why? This assignment ...
February 19, 2011

math
In the trapezoid above, base R is 16 units and base S is 24 units. The trapezoid has a height of 9 units. What is the area of the trapezoid?
February 17, 2011

chemistry
write the formulas of the complex ion formed between a) the ligand, Cl-, and the platinum(II) ion with a coordination number of four. b) the ligand, NH3, and the nickel(II( ion with a coordination number of six. c)the ligand, ethylenediamine, and the chromium (III) ion with a ...
February 17, 2011

chemistry HELP PLEASE
write the formulas of the complex ion formed between a) the ligand, Cl-, and the platinum(II) ion with a coordination number of four. b) the ligand, NH3, and the nickel(II( ion with a coordination number of six. c)the ligand, ethylenediamine, and the chromium (III) ion with a ...
February 17, 2011

early childhood literacy
not arbitrary symbols
February 16, 2011

Algebra
5/(6 x)-2/3 = 4-2/x
February 15, 2011

math
The length of a rectangle is 4 times its width. Express the perimeter, P, of the rectangle as a function of the width, w.
February 15, 2011

math
You flip a coin and toss a 1-6 number cube what is the probabilty of getting a 5 and tails
February 13, 2011

computer science
In the TCP/IP model, the best path through the network is determined at the ______________ layer. In the OSI model, the same function is carried out at the ______________ layer. A network access network B network access transport C internet network D internet transport E ...
February 13, 2011

computers
Can please help me, i'm stuck on thios question:- Q) Select the two true statements from the following list. A)In the OSI model, PDUs at layer 2 are called frames and PDUs at layer 3 are called packets. B)In an IPv4 packet header the Time-to-Live field is 8 bits. This ...
February 10, 2011

Math
50MB file is compressed using a compression ratio of 10. What is the compressed file size?
February 10, 2011

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