Wednesday
September 28, 2016

Posts by Stacy

Total # Posts: 555

chemistry
N2 + 2 O2 ---> 2 NO2. Suppose 31.25 g of N and 44.0 g of oxygen react. A. Calculate the mass of Nitrogen dioxide formed. B. Which reactant is the limiting reactant? C. Calculate the mass of the excess reactant left after the reaction. D. Find the % yield if 52.3 g of NO2 is...
October 30, 2013

Social studies
What are the east states and there capitols
October 24, 2013

Math
You withdraw $260 from your bank account in 5 trips to the ATM. What is the average change in your account balance after each trip? A submarine descends 60ft./min. What depth below the water's surface will the submarine reach in 4 min after leaving the surface? In a trivia...
September 24, 2013

PSY202
IS THE ANSWER D
September 17, 2013

PSY202
UNDERSTANDING ACCEPTED STANDARDS OF BEHAVIOR WHEN YOU ENTER A NEW CLASSROOM DEMONSTRATES THE PROCESS OF ADOPTING GROUP NORMS PEER REVIEW SOCIAL STRATIFICATION EMOTIONAL INTELLIGENCE
September 17, 2013

statistics
life's span miles what's percentile 36,850 41,150 39,000
September 8, 2013

Heath
The answer is chlamydia... " In the United States alone, an estimated 19 million new STD .... Chlamydia is the most frequently reported bacterial STD in the United States."
August 20, 2013

math
Fandango Furniture Manufacturing, Inc. has 40 employees on the assembly line, each with gross earnings of $325 per week. What are the total combined social security and Medicare taxes that should be withheld from the employees’ paychecks each week?
June 6, 2013

math
Mary Jo Prenaris is an office manager with gross earnings of $1,600 semimonthly. If her company switches pay schedules from semimonthly to biweekly, what are Mary Jo’s new biweekly gross earnings?
June 6, 2013

math
Ransford Alda is a self-employed security consultant with estimated annual earnings of $90,000. His social security tax rate is 12.4%, Medicare is 2.9%, and his federal income tax rate 14%. How much estimated tax must Ransford send to the IRS each quarter?
June 6, 2013

math
Universal Exporting has three warehouse employees: John Abner earns $422 per week, Anne Clark earns $510 per week, and Todd Corbin earns $695 per week. The company’s SUTA tax rate is 5.4%, and the FUTA rate is 6.2% minus the SUTA. As usual, these taxes are paid on the ...
June 6, 2013

physics
My apologies, I should have double checked what I had typed. The truck accelerates from 15 m/s to 27 m/s in a time of 15 sec.
May 31, 2013

physics
A large truck (m=3300kg) accelerates from 15 m/s. Neglecting any friction or air resistance, find the average mechanical power that the trucks engine must supply.
May 31, 2013

math
this is business math deal with markup and markdown
May 30, 2013

math
At The Luminary, the markup on a halogen light fixture is 50% based on selling price. What is the corresponding percent markup based on cost?
May 30, 2013

math
Nope, got that answer and it was wrong. this got me very puzzled on this problem.
May 30, 2013

math
Bloomingdale’s purchases imported perfume for $24.30 per ounce. If the store policy is to mark up all merchandise in that department 39% based on selling price, what is the retail selling price of the perfume?
May 30, 2013

math
The Flour Power Bakery makes 200 cherry cheesecakes at a cost of $2.45 each. If a spoilage rate of 5% is anticipated, at what price should the cakes be sold to achieve a 40% markup based on cost
May 30, 2013

Accounting
The following is an excerpt from a conversation between the office manager, Mark Cottman and the president of Horowitz Construction Supplies, Co., Rosa Mullin. Horowitz sells building supplies to local contractors. Mark: Rosa, we’re going to have to do something about ...
May 29, 2013

math
What is the hardest part of solving equations?
May 18, 2013

math
thank you miss sue
May 18, 2013

math
any helpful hints for solving equations?
May 18, 2013

Accounting for Non Accounting Majors
Comment on Dr. Hendley’s statement that the difference between the opening bank balance ($30,000) and the January statement balance ($75,000) is pure profit.
May 1, 2013

math
find the present value of the following future amount. 600,000 at 6% compunded semiannually for 25 years what is the present value
April 23, 2013

math
A bicycle wheel whose radius is 30 cm covered a distancein 70 revolutions.how many kilometres was this distance
April 18, 2013

math
The platform is 1 foot by 4 feet by 6 feet. What ha the surface area of the platform?
April 9, 2013

Probability
An oil-drilling company knows that it costs $25,000 to sink a test well. If oil is hit, the income for the drilling company will be $355,000. If only natural gas is hit, the income will be $130,000. If nothing is hit, there will be no income. If the probability of hitting oil ...
March 2, 2013

Math
formulate but do not solve the linear programming problem. Tracy has at most $200,000 to invest in stocks,bonds, and money-market funds. She expects anual yields of 15%, 10%, and 8%, respectively, on these investments. If Tracy wants at least $50,000 to be invested in money-...
March 1, 2013

College Algebra
Develop a tree diagram for tossing two, eight-sided gaming dice to figure out how many possibilities there are. Discuss the purpose of using such a visual in working out probability.
February 26, 2013

College Algebra
Provide one example to show how you can use the Expected Value computation to assess the fairness of a situation (probability experiment). Provide the detailed steps and calculations.
February 26, 2013

calculus
Find a formula for the exponential function that satisfies h(2)=22 and h(4)=14.08
February 16, 2013

Math
Find a formula for the exponential function that satisfies h(2)=22 and h(4)=14.08
February 16, 2013

Math
DON'T KNOW
February 6, 2013

ENGLISH
I Need Someone to check my essay for me and give me some input please.
January 12, 2013

Math
Which function includes the data set (0, -1), (2, 5), (5, 14)? Can you show me how to solve this? A) 3x-1 B) 2x+4 C) 2x+1 D) x+1
January 10, 2013

Statistics
please help having difficulty with this problem. It was noted that 40% of the people in Dallas read the morning newspaper. A random sample of 18 people is selected from the city. On average, how many people would you expect to read the morning newspaper in a sample of 18?
December 13, 2012

Statistics
I'm having a problem with this problem. Please help. Thank you.. Find the probability that more than 13 people will read the morning newspaper..
December 13, 2012

Statistics
Please Help!!! I am having a small Problem Working this Problem. I am just not understanding. Could someone please assist? The lifetime of a brand of DVD player follows a normal distribution with a mean of 8 years and a standard deviation of 6 months. Find the probability that...
December 5, 2012

English
I have to draw Helen Robinson from To Kill a Mockingbird for English. I have no idea how to start or what she looks like. Any help?
November 18, 2012

economics
decrease
November 16, 2012

Science and Math Combined
Can someone please help me understand how I figure out how much electricity I used when using a small appliance (lets say 300 watts. For the duration of 3 hours? Does anyone know the formula to figure this out?
November 14, 2012

chemistry
given 2C6H6+15O2->12CO2+6H2O 1. Starting with a confined volume of 4.80L and O2 with a partial pressure of 223.1 torr at 25 degrees C. C6H6 is in excess. The reaction is allowed to proceed to completion. The container is returned to 25C. Both liquid water and benzene are ...
November 13, 2012

chemistry
given 2C6H6+15O2->12CO2+6H2O 1. Starting with a confined volume of 4.80L and O2 with a partial pressure of 223.1 torr at 25 degrees C. C6H6 is in excess. The reaction is allowed to proceed to completion. The container is returned to 25C. Both liquid water and benzene are ...
November 13, 2012

finance
If the principal P=800, the interest I= 384, and time t = 6 years, find the following: What is the rate? What is the future value?
October 30, 2012

Chemistry
write the conjugate acid of this base. PO4^3-
October 15, 2012

Chemistry
Balance MgCO3 > CO2 + MgO
October 15, 2012

Chemistry
At constant temperature, a sample of 3.0L of Argon gas at 2.0 atm is compressed until the new pressure is 3.524 atm. What is the new volume?
October 13, 2012

Chemistry
How do we prepare 500mL of 0.5 percent w/v solution of NaOH if we have stock solution of 50 percent w/v NaOH on hand?
October 12, 2012

Chemistry
How would we make 500mL of a 1.5 percent w/v solution of KCl in water?
October 12, 2012

chem
Ethanol, C2H6O, is very soluble in water. Describe how water dissolved ethanol.
October 11, 2012

Chem
To a tank already containing N2 at 2.0 atm and O2 at 1.0 atm, we add an unknown quantity of CO2 until the total pressure is 4.6 atm. What is the partial pressure of the CO2?
October 11, 2012

Chem
How would we make 500mL of a 1.5 percent w/v solution of KC1 in water?
October 11, 2012

Chem
In carbon monoxide poisoning the hemoglobin is incapable of transporting oxygen to the tissues. How does oxygen get delivered to the cells when the patient is put into a hyperbaric chamber?
October 11, 2012

Chem
At constant temperature, a sample of 3.0L of Argon gas at 2.0 atm is compressed until the new pressure is 3.524 atm. What is the new volume?
October 11, 2012

Chem
How would we make 500mL of a 1.5 percent w/v solution of KC1 in water?
October 11, 2012

Chem
Balance C3H6 + O2 > H2O + CO2
October 11, 2012

Chem
What is the [H3O+] of an aqueous solution having a pH of 11?
October 11, 2012

Math
The mean of 40 scores is found to be -29. If each score had 5 added to it, and then divided by -4, what would the mean of these new scores be?
October 9, 2012

Math
The mean of 40 scores is found to be -29. If each score had 5 added to it, and then divided by -4, what would the mean of these new scores be?
October 9, 2012

Math
The mean of 40 scores is found to be -29. If each score had 5 added to it, and then divided by -4, what would the mean of these new scores be?
October 9, 2012

maths
how many piece of 3/4 inch long can be cut from a foot long card
October 4, 2012

statistics
. Facebook reports that the average number of Facebook friends worldwide is 175.5 with a standard deviation of 90.57. If you were to take a sample of 25 students, what is the probability that the mean number Facebook friends in the sample will be 190 friends or more?
June 12, 2012

Am. History
thank you
June 10, 2012

Am. History
Evaluate President Kennedy’s performance during the Cuban Missile Crisis. Did he give up too much to the Soviets or were his strategic decision sound?
June 10, 2012

math-Probablity
46
June 5, 2012

Constitutional Law
thank you very much for the help
April 18, 2012

Constitutional Law
are there any websites available that will provide information that can back this up?
April 18, 2012

Constitutional Law
is the exclusion of evidence that is obtained through an improper search the appropriate response to an improper search or is there a better way to deal with such situation
April 18, 2012

Law
as always, just what i needed. thank you very much.
April 7, 2012

Law
How have Congress and the courts justified placing limits on the freedom of speech?
April 7, 2012

Sign Language
English: What will the weather be like today? ASL: TODAY WEATHER LIKE WHAT? English: The sun will be out and it will be windy. ASL: WILL SUNSHINE (shoulder shift) WIND. English: I thought it was going to rain. ASL: ME THINK SHOULD RAIN English: It is going to rain tomorrow on ...
April 4, 2012

math
what is 3/8, 1/4, 3/4 in order from least to greatest
March 27, 2012

algebra
$6300 is invested, part of it at 10% and part of it at 69%. For a certain year the total yield is $598.00. How much invested at each rate?
March 26, 2012

Economics
Would the correct answer be : d. By consumers and suppliers interacting through market forces
March 15, 2012

Economics
How does a laissez faire economy make the decision about what goods and services will be produced? a.) Lawmakers in government vote on what will be produced b.) Producing firms decide what they choose to produce, cusumers will follow c.) What will be produced is determined by ...
March 15, 2012

what does this mean?
What does it mean when my teacher says "quantify your conclusion." ???
March 6, 2012

Budgeting
A well-established coffee shop, the Hot New Café, wants to build a new café for increased capacity. It’s expected sales are $800,000 for the first 5 years. Direct costs including labor and materials will be 50% of sales. Indirect costs are estimated at $100,...
March 5, 2012

Constitutional Law
That is exactly what I needed, thank you very much.
February 29, 2012

Constitutional Law
What authority stems from the necessary and proper clause? just wanting some links that will help get the ball rolling please.
February 29, 2012

COLLEGE CALCULUS. HELP!
thanks byant
February 28, 2012

COLLEGE CALCULUS. HELP!
i got the result number 1 is cos(x)cos(sin(x)). im still stuck with number 2.
February 28, 2012

COLLEGE CALCULUS. HELP!
i dont know how to start this problem. i dont like cos and sin. im so confuse. 1.f(x)=sin(sin(x)), find f'(x) 2.f(x)= 4sin^4x, find f'(x). this problem i couldnt find it in my math book. i never see it before. because of sin exponent 4 -->sin^4
February 28, 2012

Math
What is 1/2+1/3 EQUAL
February 27, 2012

COLLEGE CALCULUS. HELP!
1. If f(x)=sin(x^2), Find f'(x) and f'(1) 2. If d/dx(f(3x^3))=9x^2, Calculate f'(x). 3. Let f(x)=cos(6x+6), find f'(x) 4. Let f(x)=-2sec(2x), find f'(x)
February 27, 2012

Calculus
a ladder is 20 feet long and its top is slidding at a constant rate of 2 feet per second. How fast is the bottom of the ladder moving along the ground when the bottom is 16 feet from the wall?
February 22, 2012

Chemistry
How much energy in Joules is released from the complete combustion of one mole of glucose?
February 17, 2012

trig
Given theta is in the standard position and is in the first quadrant , if the terminal side of the angle theta is parallel to the line on ,find the measure of theta in degrees.
February 8, 2012

Physics
You are driving south on a highway at 24.0 m/s (approximately 54 mi/h) in a snowstorm. When you last stopped, you noticed that the snow was coming down vertically, but it is passing the windows of the moving car at an angle of 26.6° to the horizontal. Calculate the speed ...
February 7, 2012

Physics
A hunter aims directly at a target (on the same level) 61.0 m away. If the bullet leaves the gun at a speed of 176 m/s, by how much will it miss the target? At what angle should the gun be aimed so as to hit the target?
February 5, 2012

Physics
Thanks so much!!! If you have time can you help me figure out their max speeds?
February 2, 2012

Physics
In a 100 m race, Maggie and Judy cross the finish line in a dead heat, both taking 10.6 s. Accelerating uniformly, Maggie took 2.20 s and Judy 2.90 s to attain maximum speed, which they maintained for the rest of the race. What was Maggie's acceleration?
February 2, 2012

algebra
-5-y-1=0 -6 = y -6 = x+1 -7 = x
February 2, 2012

sociology
thank you so much for clearing that up, you are the best
January 27, 2012

sociology
the only thing that i get from the reading material that is provided to me is: the obstruction that terrorism places on the pursuit of peace is the unknown (the fact that it is hard to figure out who the terrorist is and whom they are acting on behalf of) I just did not know ...
January 27, 2012

sociology
what is the obstruction that terrorism places on the pursuit of peace and what approaches to peace are deterred by terrorism
January 27, 2012

criminal investigations
how does investigating a robbery differ from investigating an assault
January 26, 2012

geometry
The legs of a right triangle measure 3x 8. A cube has edge lengths and 15. If the hypotenuse measures of 6 inches. What is the 3x+3, what is the value of x?
January 23, 2012

physics
How long does it take a 25 kW steam engine to do 5.6 × 10^7J of work? Answer in units of s
January 5, 2012

Home- Economics
10 careers in home management
January 5, 2012

Calculus
Thank you so very much for your help....
December 11, 2011

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