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Posts by paige

Total # Posts: 409

Math
166.35mph

Chemistry
A 12.0 L sample of hydrogen gas has a pressure of 27.0 atm. What volume would this gas occupy at 3.70 atm? Assume ideal behavior.

stats
The Information Systems Audit and Control Association surveyed office workers to learn about the anticipated usage of office computers for personal holiday shopping (USA Today, November 11, 2009). Assume that the number of hours a worker spends doing holiday shopping on an ...

Language arts
What does "SCS,F,S,SCV,CD,CX"?

History World
Were tanks used by the British in World War I? I think to break the stalemate by successfully conquering No Man Land is that correct?

algebra 1
f(x) = -2x^2+4x+1 Can someone explain how the f(x) is worked into this function? I am supposed to graph the function and find the vertex and the axis of symmetry.I'm a little lost no major.

calculus
no answer choices

calculus
Chocolate Box Company is going to make open-topped boxes out of 7 × 11-inch rectangles of cardboard by cutting squares out of the corners and folding up the sides. What is the largest volume box it can make this way? (Round your answer to one decimal place.)

Math
Plot points on the number line to represent all values that round to 500 when rounded to the nearest hundred and 450 when rounded to the nearest ten

math
In a class, 4/5 of the girls have brown hair. Of the brown-haired girls, 3/4 of the have long hair. Of the girls with long brown hair, 1/3 of them have green eyes. How many of of the girls with long brown hair have green eyes. 3/5 * 1/3?

Math-Probability
A multiple choice test has 10 items and each problem has four choices A, B, C, and D. How many different ways can the answer sheet be completed?

chemistry
Oxygen gas and aqueous benzoic acid react to form carbon dioxide gas and water gas. Determine the mass of water in grams if 5.43×104 milligrams of oxygen reacts with an excess of benzoic acid. I balanced the equation to 2C7H6O2+15O2=14CO2+6H2O

Math limits
Also: lim x → 0 (-x^2 + 4) / (x^2 - 1) I got -1, but the right answer is -4

Math limits
lim as x --> infinity ( 4x + (3 / x^2) ) My work: (4x^3 / x^2) + (3 / x^2) (4x^3 + 3) / x^2 degree of top > degree of bottom No horizontal asymptote, so the limit does not exist The correct answer is infinity. How?

Math
A pizza parlor has 13 different toppings available for its pizzas, and 2 of these toppings are pepperoni and anchovies. If a customer picks 2 toppings at random, find the probability that neither topping is anchovies.

Chemistry (equilibrium)
C2H6(g) <=> C2H2(g) + 2 H2(g) The ΔH° for the reaction above is +312 kJ. The system is initially at equilibrium. In which direction will the reaction shift in each of the following situations? e) The temperature is decreased. g) He is added at constant volume. h...

Pre-Calc College
Two 5-grain aspirin tablets contain 650 mg of the drug. With aspirins half-life of 29 minutes, how much is left in the bloodstream after 2 hours? How long does it take for the level to be equivalent to 10 mg of aspirin? If an individual takes two tablets every 4 hours, what is...

Pre-Calc College
Two 5-grain aspirin tablets contain 650 mg of the drug. With aspirin's half-life of 29 minutes, how much is left in the bloodstream after 2 hours? How long does it take for the level to be equivalent to 10 mg of aspirin? If an individual takes two tablets every 4 hours, ...

College Pre-Calc
a.)Determine the location of the turning points for the cubic y=x^3-3x^2+2x+10. What are the maximum and minimum values for this function? b.)Use the fact that a cubic is symmetric about its point of inflection to determine the location of the point of inflection of the cubic ...

Math
57 is the product of 3 and Helena's savings.

Algebra
what are the domain and range of th function y= 2√3x+4-5? Need HELP, ASAP Thanks

Algebra
what are the domain and range of th function y= 2√3x+4-5? Need HELP, ASAP Thanks

Algebra
Help... ASAP

Algebra
1.what kind of function best models the data in the table use differences and ratios. x y 0 5 1 7 2 9 3 11 4 13 2.write an equation to model the data table. x y 0 3 1 5.3 2 7.6 3 9.9 4 12.2 3.write an equation to model the data table. x y 0 1.4 1 4.2 2 12.6 3 37.8 4 113.4

Romeo and Juliet
oh mine was dropped...

Romeo and Juliet
huh?

Romeo and Juliet
is it a unit test?

Romeo and Juliet
oh ok cool! I can help you. what lesson is this test

Romeo and Juliet
Ohio Connections Academy.

Romeo and Juliet
are u OCA?

Algebra
1.what kind of function best models the data in the table use differences and ratios. x y 0 5 1 7 2 9 3 11 4 13 2.write an equation to model the data table. x y 0 3 1 5.3 2 7.6 3 9.9 4 12.2 3.write an equation to model the data table. x y 0 1.4 1 4.2 2 12.6 3 37.8 4 113.4

Algebra
Ok thank you!

Algebra
what kind of function best models the data in the table use differences and ratios. x y 0 4 1 5 2 8 3 13 4 20

Algebra
what is the value of c so that x^2+13x+c is a perfect square trinomial I need HELP ASAP!!!

Algebra
i'll explain: 1400/x=1000/(x+50)+3 1400(x+50)=1000x+3x2+150x 1400x+70000=3x2+1150x then, 3x2-250x-70000=0 (3x+350)(x-200)=0 x=200 or -350/3 Taking out the negative answer, we get the speed of plane A to be 200kph, and the speed of plane B to be 250kph

Algebra
Plane A speed = 200 mph Plane B speed = 250 mph

Algebra
23. what is the value of c so that x^2+13x+c is a perfect square trinomial I need HELP ASAP!!!

Science
Describe the flow of blood in the human body, including through each four chambers of the heart.Explain how the blood changes as it moves through various locations of the body

French
thankyou Ms.Sue

French
Do these directions in French make sense? Please correct any mistakes. Thankyou!! Recipe Dialogue Title- Poêle Fris Mexicain 1- Tu avez besoin : d'huile riz les oeufs fromage noir haricot 2- tomate l’oignon mexicain épices d’ail (optionnel)pigment ...

physics
ok. Thankyou. Apologize

Math
If $3000 is invested at 6% p.a. compounding yearly, how long will it take to double the value?

Calculus
What is the maximum volume of a closed box with a square base which can be made by bending the material? The box is to have a surface area of 100in^2.

Algebra
A contractor leans a 13-foot ladder against a building. The distance from the ground to the top of the ladder is 7 feet more than the distance from the building to the base of the ladder. Find the distance from the building to the base of the ladder and the distance from the ...

Chem
Joe bought a 2.08 * 10^4 pound tractor trailer to transport his world famous birthday cakes around the country. How many tons was the tractor trailer?

Chem
Precision, Accuracy, and Percent Error: _______________________________________ Suppose a student measures the volume of an aluminum block three times and records the following data: 8.42 cm^3, 8.41 cm^3, and 8.40 cm^3. The accepted volume of the aluminum block is 11.5 cm^3. ...

Math
Thank you!!! That was a HUGE help!!!!!!

Math
The record for the Boston Marathon's wheelchair division is one hour 18 minutes and 27 seconds A) The Boston Marathon is 26.2 miles long what was the average speed of the record winner of the wheelchair division round to the nearest hundredth B) at this rate how long ...

Math dimensional anaylsis
To make a banner for a football game: 9 yard banner can be made in 3 hours. What is the rate of work in feet per minute?

mode in central tendency
The data set 3, 3, 3, 4, 4, 4, 5, 5, 5 is shown. Does this data set have a mode? why or why not?

Math
The data set 3, 3, 3, 4, 4, 4, 5, 5, 5 is shown. Does this data set have a mode? why or why not?

Maths
How to find an angle using measurements

us history
Which answer offers the best explanation of the idea of Manifest Destiny?

Social Studies
The crusades

Health
I think it would be B!!

math
75=m/3+10

chemistry
The specific heat of iron is 0.498 J/g °C. If 341 J of heat is added to 154.1 g of iron at 25.0 °C, what is the new temperature of the iron?

chemistry
A block of metal is 6.88 cm long, 2.03 cm wide, and 1.85 cm high. It has a mass of 215.1 grams. What is the density of this metal. I've tried adding all the cm up and squaring them, dividing them, multiplying but i can't get the answer

Physics
PHYS1111_HMWK02_Vectors_and_2DKinematics » Eddie the Eagle Eddie the Eagle, British Olympic ski jumper, is attempting his most mediocre jump yet. After leaving the end of the ski ramp, he lands downhill at a point that is displaced 62.2 m horizontally from the edge of ...

Physics
A golfer, standing on a fairway, hits a shot to a green that is elevated 5.50 m above the point where she is standing. The ball leaves her club at an angle of 37.0° above the ground, with a speed of 31.1 m/s. Find the time that the ball is in the air before it hits the ...

Physics
Three vectors of lengths A = 45.6, B = 24.2, and C = 30.4. The angles are θa = 29.6° and θb = 57.5°, and C points along the negative y-axis. Determine the length of the vector A - C. Calculate the angle of this vector. Determine the length of the vector A - B...

Math
Hello! Can someone help me with this? Directions: Solve the equation sin^2x-sinx=2 Location on Unit Ciricle: Period: General Solution:

Math Homework Help
Hello! I'm having problems with these two math problems. I've tried to solve them but I got nowhere. If someone could please help me, that would great! Thanks again! :) Directions: Verify the identity for each problem. 1.) cot^2y(sec^2-y-1)=1 2.) cosx+sin xtan x=sec x

Physics
How fast would a 4.8 kg object slide down a frictionless incline of 10.3 degrees?

calculus
A rectangular fence has to be built from both wood and metal so that opposite parallel sides of the fence are made from the same type of material. The wood costs $10 per foot and the metal costs $20 per foot of the fence used. If you only have $400 to spend on material, what ...

Physics
Starting from rest, a speedboat reaches a speed of 2.8 m/s in 2.7 s. What is the boat's speed after an additional 3.7 s has elapsed, assuming the boat's acceleration remains the same?

Chemistry, empirical formula
Na3PO4

Phsics
A crate weighing 600. N is being pulled across the floor. You pull up and to the right on a rope which is attached to the crate. You exert a force of 155 N at an angle θ=29.0° above the horizontal.

algebra
One morning, Justin drove 5 hours before stopping to eat lunch at Pizza Hut. After lunch, he increased his speed by 10 mph. If he completed a 350-mile trip in 8 hours of driving time, how fast did he drive in the morning?

algebra
A garden hose can fill a swimming pool in 7 days, and a larger hose can fill the pool in 4 days. How long will it take to fill the pool if both hoses are used?

algebra
How many mL of a 60% acid solution must be mixed with a 20% acid solution to produce 200 mL of a 50% acid solution?

algebra
Adult tickets to a play cost $2.25 each and student tickets cost $1.75 each. Suppose there are twice as many student tickets sold as adult tickets. If the income from the play was $1,150, how many of each type of ticket were sold?

Health question
the answer was A

physics
sf

physics
Which of the following statements about a system in resonance is true A.The energy of the system is always increasing. B.The greater the damping the larger the amplitude of the oscillations C.The driving force is always in the direction of the velocity. D.The frequency of the ...

physics
A small object is attached to the end of a horizontal spring at position x = 0. It is the pulled to position x = A and released. In one full cycle of its motion, the total distance traveled by the object is...

physics
A block is attached to a horizontal spring and set in simple harmonic motion, as shown in the figure. At what point in the motion is the speed of the block at its maximum? The position of the block when the spring is relaxed is marked by x = 0, and the extremes of the block\&#...

physics
An object-–spring system undergoes simple harmonic motion. If the mass of the object is doubled, what will happen to the period of the motion?

physics
A 0.527 kg metal cylinder is placed inside the top of a plastic tube, the lower end of which is sealed off by an adjustable plunger, and comes to rest some distance above the plunger. The plastic tube has an inner radius of 7.07 mm, and is frictionless. Neither the plunger nor...

physics
Given that the small piston has a radius of 0.0330 meters^2 and the large piston has a radius of 4.00 meters^2. (a) What force will the large piston provide if the small piston is pushed down with a force of 17.0 N?. (b) If the small piston is slowly depressed a distance of y1...

physics
Bird bones have air pockets in them to reduce their weight–this also gives them an average density significantly less than that of the bones of other animals. Suppose an ornithologist weighs a bird bone in air and in water and finds its mass is 43.0 g and its apparent ...

physics
A 0.527 kg metal cylinder is placed inside the top of a plastic tube, the lower end of which is sealed off by an adjustable plunger, and comes to rest some distance above the plunger. The plastic tube has an inner radius of 7.07 mm, and is frictionless. Neither the plunger nor...

physics
A 0.527 kg metal cylinder is placed inside the top of a plastic tube, the lower end of which is sealed off by an adjustable plunger, and comes to rest some distance above the plunger. The plastic tube has an inner radius of 7.07 mm, and is frictionless. Neither the plunger nor...

science
a 1.0 kg metal head of a geology hammer strikes a solid rock with a speed of 3.9 m/s. assuming all the energy was retained by the hammer head, how much will its temperature increase?

science help pleasee
I know it's a bit late. I could be wrong, but I'm fairly sure it's hydrogen bonding.

Accounting
I really need a lot of help learning how to understand and successfully fill out an income statement packet, ASAP please!!

Business
I really need help learning how to understand & fill out an income statement packet, ASAP!

Global Studies
I got it!!! 1) C 2) D 3) C

Global Studies
Help!!! Everyone is putting difereent answers

Science 6th grade Earth's day and night ANSWERS
I got a 100%....thanks so much!!!

S.S redo
THANK YOU SO MUCH!!! GOT A 100%

Global studies
No its not Jessica, I got a 1/3 bc I followed your answers

Global Studies (Please help)
Sarah was wrong.. 1) A 2) 500% 3) A

statistics
a large shipment of computer chips, of which 5% are actually defective, a quality control manager decides to test chips until he finds the first defective. What is the probability that the manager finds the first defective chip on the first test? in Homework Help

Math
if you are given two points and the slope formula of m=(y1-y2)/(x1-x2), does it matter which point is (x1, y1) and which point is (x2, y2)?

English
When writing an essay make sure that you do not use the word I a lot so that your paper keeps the attention of your audience.

science --- pls check my work!!!
1~ A 2~ C 4~D I got 100%😏

HR LAW
Hannah Bing was hired by Friendly Cab Company. The employee handbook stated that employeees would only be terminated for good cause. Hannah was fired and replaced with her supervisor's neice. Hannot cannot file a wrongful discharge lawsuit against Friendly catering company...

math
Tanya has 4 red marbles, 7 blue marbles, and 8 green marbles. Which expression can be used to find the percent of Tanya's marbles that are blue?

math
a 7.8m object is represented in a picture as being 1.5cm. what is the scale factoré

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