Tuesday
May 3, 2016

Posts by dee

Total # Posts: 860

chemistry
What volume of a oxygen at STP was collected? oxygen gas is collected over water at a temperaturee of 10 degrees C and a pressure 1.2 atm. The volume of gas plus water vapor collected is 293ml.
April 6, 2016

Math
I need help how to figure out a take off orders pair X y 0 6 0 8
April 2, 2016

Pre-Calc
Write the quadratic equation whose roots are 2 and 1, and whose leading coefficient is 1 Not sure even how to start?
March 20, 2016

Pre-Calc
A slice 1 unit thickness is removed from one see of a cube. Use the rational zeroes theorem and synthetic division to find the original dimensions of the cube, if the remaining volume is 48 cm^3 v= x^3 v=x*x*x x=(x-1)*x*x 48=(x-1)*x*x
March 17, 2016

GEOMETRY/ALGEBRA
A balloon, with a final volume of 40 cm3, took 4 min to fill. At what rate was the balloon filled? Choose exactly two answers that are correct. A. B. 40 cm3 = 4 min • r C. 40 cm3 • r = 4 min D. r – 4 h = 14 in.
March 16, 2016

calculus
The region bounded by y=x^2 and y=4 is rotated about the line y=-1. Find the volume.
March 12, 2016

math
The region bounded by y = x^2 and y = 4 is rotated about the line y = -1. The volume of the solid generated is given by
March 12, 2016

math
If the curves of f(x) and g(x) intersect x=a and x=b and if f(x)>g(x)>0 for all x on (a,b) then the volume obtained when the region bounded by the curves is rotated about the x-axis is equal to
March 12, 2016

math
The base of a solid is the region bounded by the parabola x^2 = 8y and y=4. Each cross section perpendicular to the y-axis is an equilateral triangle. Find the volume.
March 12, 2016

math
find the mode of 3,6,10,13,14,17,19,and 22
February 17, 2016

algebra
A rental truck costs $50 plus $0.40 per mile. Write an equation that gives the cost of driving the truck x miles Use the intersection of graphs method to determine the number of miles that the truck is driven if the rental cost is $70.
February 13, 2016

algebra
A rental truck costs $50 plus $0.40 per mile. Write an equation that gives the cost of driving the truck x miles Use the intersection of graphs method to determine the number of miles that the truck is driven if the rental cost is $70. Solve part (b) numerically with a table ...
February 13, 2016

Chem
For a substance to look red, describe how it interacts with white light?
February 5, 2016

math
r=9mph,t=2hours d=
January 29, 2016

math
r=9mph,t=2hours d=
January 29, 2016

math
An airplane descended 149ft and rose 112 ft Write a number sentence to show the results.
January 27, 2016

Chemistry
how do you make 400 ml pf 2 Osm solution of Mg CL2?
January 27, 2016

History
Thanks Ms.Sue!
January 22, 2016

History
I believe it's B.
January 22, 2016

History
How are communism and fascism alike? A.In both ideologies, the economy is based on capitalism. B.Governments establish totalitarian control over the population. C.Individual liberties are more important than the greater good of society. C? or B? .. C?
January 22, 2016

Math
If h is hours and n is the number of radios remaining, complete the equation: n= ____ x h = ____
January 20, 2016

Physics
During volcanic eruptions, chunks of solid rock can be blasted out of the volcano; these projectiles are called volcanic bombs. (a) At what initial speed would a bomb have to be ejected, at angle 35degrees to the horizontal, from the vent at A in order to fall at the foot of ...
December 28, 2015

Math
For the first 30 days of a flu outbreak, the number of students on your campus who become ill is increasing. Which is worse: The number of students with the flu is increasing arithmetically or is increasing geometrically?
December 17, 2015

Math
In 1985, 10% of Americans had no close friends. On average, this has increased by approximately 0.77% per year a. Write a formula for the nth term of the arithmetic sequence that models the percentage of Americans with no close friends n years after 1984. b. If trends shown by...
December 14, 2015

Math
Write a formula for the general term (the nth term) of the arithmetic sequence shown below. Do not use a recursion formula. Then use the formula for a'n to find a20, the 20th term of the sequence. a'1 = -13, d = -5
December 14, 2015

Math
A section in a stadium has 20 seats in the first row, 23 seats in the second row, increasing by 3 seats each row for a total of 38 rows. How many seats are in this section of the stadium? Please explain using words, numbers, and formulas.
December 13, 2015

Algebra
A regular Pentagon measures 5 1/8cm on one side, what is the perimeter of the Pentagon
December 8, 2015

Pre-calculus
You start from an acorn and walk 300 yards do north. Then, you turn N 63° E and walk 260 yards. Then, you turn S 55° E and walk 240 yards. Then you walk back to the little acorn.
December 1, 2015

Math
A bank has two plans for checking accounts. With plan A the charge is $7.50 a month with no fee for each check. With plan B the charge is $3 a month plus an additional 20 cents for each check written.What is the least number of checks a customer must write each month in order ...
November 29, 2015

Algebra
Kelly is x years old. Mike is 2 years older than twice Kelly's age. The sum of Kelly and Mike's ages is 26. How old is Mike?
November 29, 2015

english
According to Dickinson, what is the character of Nature? Nature divides people from each other Nature is intentionally heartless Nature offers inspiration and meaning A or probably B.
November 19, 2015

English
What best describes Emily Dickinson's attitude towards death? A.sentimental B.angry C.accepting <-- With which statement would Emerson most likely agree? A.Objects of nature die, but civilization lasts forever B.Society offers the best way to commune with the divine ...
November 19, 2015

History
Thank you. I'll be going with the first answer.
November 13, 2015

History
Thank you... How did governments address the issue of fading enthusiasm for the war within their populations? They allowed soldiers more time to visit their families ? The desire for independence by __________ complicated the Ottoman Empire's entry into the war on the ...
November 13, 2015

History
12. What effect did technology have on World War I? It enabled nations to defeat their enemies with few casualties. It greatly increased the number of casualties. <- It decreased the amount of money needed to wage war. Question 13 The desire for independence by __________ ...
November 13, 2015

Science
electron microscope. ??
November 13, 2015

History
Thank you :)
November 13, 2015

History
Question 1 In the late nineteenth and early twentieth centuries, European nations formed alliances in order to __________. keep peace on the continent <-- build large empires increase their wealth Question 2 Which of the following answer choices correctly identifies the ...
November 13, 2015

Math/ Proportions solve using unit rates
Contestants in a dance-a-thon rest for the same amount of time every hour. A couple rests for 25 minutes in 5 hours. How long did they rest in 8 hours? 25/5=5 8/5= 1 3/8 hours
November 11, 2015

Managerial Economics
I am completely lost in working this problem. 1. The total operating avenues of a public transportation authority are$100 million while its operating costs are $120 million. The price of a ride is $1, and the price of elasticity of demand has been estimated to be -0.4. By law...
November 7, 2015

English
or is it the chaos and danger of war?
October 30, 2015

English
In terms of style and technique, "Old Ironsides" is __________. distinctive and unique similar to many European poems <--- B experimental and modern Why did Oliver Wendell Holmes write about the USS Constitution when rumors held that the ship was going to be ...
October 30, 2015

Algebra
a^2 x a^5/ a 3 = a^4? (h^2)^5 = 2 x 5 = h10? a^7/a^3 = 7-3 = a4? b^2 c^5 / bc^3 = bc2? or b2c?
October 29, 2015

math
thank you :)
October 29, 2015

math
1. Put these rational numbers in order from smallest to largest. 3/4= 0.75, 2/7=0.287, 2/10=0.2, 5/8= 0.66, 8/4=2 2/10, 2/7, 5/8, 3/4, 8/4 ? 2. Order the numbers from least to greatest. 1.5, 3.25, 1.66, 3.33, 2.4 A)1.5, 1.66, 2.4, 3.25, 3.33 <--- B)1.5, 1.66, 2.4, 3.33, 3....
October 29, 2015

Math
Sorry i need to get an A. 1. Put these rational numbers in order from smallest to largest. 3/4= 0.75, 2/7=0.287, 2/10=0.2, 5/8= 0.66, 8/4=2 2/10, 2/7, 5/8, 3/4, 8/4 ? 2. Order the numbers from least to greatest. 1.5, 3.25, 1.66, 3.33, 2.4 A)1.5, 1.66, 2.4, 3.25, 3.33 <--- B...
October 29, 2015

Math
6. B. {-4.3, -4, -12, 1.2, 9} -4.3 is smaller than -4.?
October 29, 2015

Math
1. Where is 4.89 on the number line Between 1 and 2 Between 2 and 3 Between 3 and 4 Between 4 and 5 <--- 2. 7.07 __ 8.83 a. < <--- b. > c. = d >= 3. Where is 8.366 on the number line? Between 6 and 7 Between 7 and 8 Between 8 and 9 <--- Between 8 and 10 4. ...
October 29, 2015

math
sorry 0.2 .. its 25
October 29, 2015

math
She is telling you to divide 5 by 2.
October 29, 2015

Algebra
:) thanks.
October 29, 2015

Algebra
Oh so it's between 0.00 and 1.00?
October 29, 2015

Algebra
Where would 0.764706 be on the number line? Between 1 and 2 < Between 0 and 1 Between -1 and 0 Between -2 and -1
October 29, 2015

criminal justice
Thank you :)
October 29, 2015

criminal justice
The harshest diposition that a juvenile judge can impose is? - Assignement to a diversion program - Incarceration <--- ? -Commitment to a residential facility -Probation The authority of both of the adult court system to hear juvenile cases is referred to as? -...
October 29, 2015

Criminal Justice
thank you
October 29, 2015

Criminal Justice
a suspect can be compelled to testify against himself at trial True or false? < True ? Prisons contain only felony criminals? T < or F Prisoners give up all consitutional rights when they are prosecuted or sentenced? T or F < The possibility of parole is a ...
October 29, 2015

Amadlelo aluhlaza SS
Yes, you need to add several medical classes to your course load though.
October 27, 2015

Art History
Ms. Sue?
October 5, 2015

Art History
anyone??
October 5, 2015

Art History
A. Pyramid B.Propaganda C.Babylonians D.Cuneiform E.Gudea of Lagash F.Ziggurat G.Amorites H. Clay I.The Sumerians J.Mesopotamia 1. Ancient region of Southwest Asia between the Tigris and Euphrates rivers. 2. They invented the wheel 3. Sumerian writing system 4. A semitic group...
October 5, 2015

Math
you need to set up a proportion you say 7 = x . == === 9 315 and solve by cross multiplying (7)x(315)=(9)x(x) solve for x by dividing both sides by 9 so x= (7/9)x 315 use calcualtor
September 28, 2015

Chemistry 102
What is the freezing point in ∘C of a solution prepared by dissolving 6.60 g of MgCl2 in 110 g of water? The value of Kf for water is 1.86 (∘C⋅kg)/mol, and the van't Hoff factor for MgCl2 is i = 2.7.
September 23, 2015

Math
a2+b2(-1+2)b
September 17, 2015

Math
a2+1+b2-2b
September 17, 2015

Chemistry
How many grams of magnesium oxide could be formed from the reaction of .248g of magnesium metal?
September 14, 2015

Integrated math 1
Consider the sample space S = {1, 2, 3, . . ., 10}. Let A = all odd numbers in S. Let B = all multiples of 3 in S. Compute P(B | A). Enter your answer as a fraction using the "/" and do not include spaces in your answer.
September 8, 2015

medical
Choose the combining form which best completes the following group: PONT/O, CRANI/O, FORAMIN/O, _______. A. COCHLE/O B. ENCEPHAL/O C. SALPING/O D. BLEPHAR/O plz help im lost
September 1, 2015

Public health Administration
Design a PowerPoint presentation (6-8 slides) in which you define public health. Provide an overview of Healthy People 2020 and present your perspectives regarding at least one of the leading health concerns posed by Healthy People 2020.
June 9, 2015

geometry
A quadrilateral has vertices A(3, 5), B(2, 0), C(7, 0), and D(8, 5). Which statement about the quadrilateral is true? ABCD is a parallelogram with non-perpendicular adjacent sides. ABCD is a trapezoid with only one pair of parallel sides. ABCD is a rectangle with non-congruent...
June 8, 2015

math
what is a probability of rolling a total of 5 when a pair of number cubes is rolled once
May 25, 2015

subsition method
x + 5y = 126 y = 3x +6
April 29, 2015

english
When an adverb modifies a verb with a helping verb, the adverb should generally be placed
March 31, 2015

BUS math
Bari Jay a gown manufacturer received an order for 600 prom dresses from China. Her cost is $35 a gown. If her markup based on selling price is 79%, what is the selling price of each gown? Round to the nearest cent.
March 31, 2015

accounting
A company purchased merchandise inventory at a cost of $8,500 with credit terms 2/10, net 60. If the company borrows $8,330 to pay for the purchase on the last day of the discount period and pays the loan plus interest in the amount of $8,466.93 on the last day of the credit ...
March 7, 2015

Chemistry
The dosage of technetium -99m for a lung scan is 20 uci/ kg of body weight. How many millicuries should be given to a 50.kg patient (1 mci=1000uci)
March 2, 2015

Chemistry
How much heat is needed to change 3kg of copper from a solid to a liquid? Heat of fusion = 205,000 J/kg
February 23, 2015

Biology
You have a stock solution with following components: glucose: 44 g/L NaCl: 191 g/L Tris Buffer: 275 g/L You mix 71 mL of the solution with water and bring the resulting solution to a final volume of 750 mL. What is the final concentration of glucose in g/L?
February 10, 2015

Biology
You prepare a solution by dissolving 319 g of glucose and 114 g of NaCl in water and bring the final volume up to 1,088 mL. What is the final concentration of glucose in g/L?
February 10, 2015

Calculus
At 2:00pm a car's speedometer reads 60mph, and at 2:10pm it reads 65mph. Use the Mean Value Theorem to find an acceleration the car must achieve. Answer( in mi/h2):
February 8, 2015

Math
If a and b are positive numbers, find the maximum value of f(x)=x^a(1−x)^b, 0≤x≤1 Your answer may depend on a and b.
February 8, 2015

math
The demand function for the Sicard wristwatch is given by the following function where d(x) (measured in units of a thousand) is the quantity demanded per week and x is the unit price in dollars. d(x) = 50 0.01x2 + 1 (0 ≤ x ≤ 20) (a) Find d'(x). d'(x) = (b...
February 6, 2015

Math
Thanks
February 4, 2015

Math
a-7 is divided by 10 = a-2 divided by 8
February 4, 2015

Math
a-7= a-2 ---- ---- 10 8 a=????
February 4, 2015

College Algebra
Translate the following statement. Into an alegebraic expression use x for your variable the sum of the cube if a number and seven times number
February 3, 2015

Math
An airplane in Australia is flying at a constant altitude of 2 miles and a constant speed of 600 miles per hour on a straight course that will take it directly over a kangaroo on the ground. How fast is the angle of elevation of the kangaroo's line of sight increasing when...
February 1, 2015

Math
preparing to make 4 white tents you discover each one will require 2.5 square yards of silk. If each square yard of silk costs $4.00, how much will it cost to make all the tents? Do I multiple 2.5 times $4.00 to get the answer?
January 22, 2015

math
Lee wants to cut this piece of canvas into two rectangles that are 3×2 and 3×5. He wants the sum of the areas of the two small rectangles to be the same as the area of the large rectangle. Can he do this? Explain
January 20, 2015

algebra
Ten years from now Tim will be twice as old as Jane was when mary was nine times as old as tim. Eight years ago, Mary was half as old as Jane will be when jane is one year older than Tim will be at the time when Mary will be five times as old as Tim will be two years from now...
January 17, 2015

math
It's been several years since I have had to do math and I am posed with this ? and don't recall how to find the answers. There is a fixed overhead of $1 per bolt. They make a run of 10,000 bolts at a total marginal cost of $70k. They sell them all, and lose $20k. What ...
December 26, 2014

physics
A 1000 kilogram car rolling on a horizontal surface has speed v= 45 kilometer per hour when it strikes a horizontal coil spring and is brought to rest in a distance of 2.2 meters. What is the spring stiffness constant of the spring?
November 5, 2014

algebra
Christ is building a rectangular where the front and back are 5' each. The perimeter of the dog house needs to be 28'. How long will each side of the dog house be?
October 30, 2014

chemistry
Gaseous methane CH4 will react with gaseous oxygen O2 to produce gaseous carbon dioxide CO2 and gaseous water H2O . Suppose 0.481 g of methane is mixed with 2.9 g of oxygen. Calculate the maximum mass of carbon dioxide that could be produced by the chemical reaction. Be sure ...
October 3, 2014

Chemistry
NEVER MIND
October 1, 2014

Chemistry
A solution contains Cr3+ ion and Mg2+ ion. The addition of 1.00 L of 1.55M NaF solution is required to cause the complete precipitation of these ions as CrF3(s) and MgF2(s). The total mass of the precipitate is 49.9g .Find the mass of Cr3+ in the original solution.
October 1, 2014

physics question solved
What is the rate of deceleration of a 1400-kg SUV that is going 75.0 km/h and then slows to 25.0 km/h in 8.20 s? Figured it out, Don't worry about the mass, just solve for Deceleration. which is deltavelocity/delta time >>Subtract First(75 - 25) = 50 km/hr*(1hr/3600 ...
October 1, 2014

Physics
Figured it out, Don't worry about the mass, just solve for Deceleration. which is deltavelocity/delta time >>Subtract First(75 - 25) = 50 km/hr*(1hr/3600 sec) = 50/3600 = 0.01389 km/s. <<Dont Forget the conversion to sec >>>Then delta velocity/ delta ...
October 1, 2014

Physics
What is the rate of deceleration of a 1400-kg SUV that is going 75.0 km/h and then slows to 25.0 km/h in 8.20 s?
October 1, 2014

Medical Billing & Coding
A physician performed an aspiration via thoracentesis on a patient in observation status in the hosptial. The patient has advanced lung cancer with malignant pleural effusion. Later the same day, due to continued accumulation of fluid, the patient was returned to the procedure...
July 28, 2014

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