# Short answer find the quotient 6x^3-x^2-7x-9 ------------ 2x+3

143,010 questions, page 215-
## Calculus

find all discontinunities and remove if possible: F(x)= 2x if x

*asked by Nayyab on February 4, 2011* -
## calculus

Find an equation of the plane through the point and perpendicular to the given vector. (7, 1, 5) ‹-3, 1, 2› I think I need the normal vector, but how do I find it? And then what do I do? Thank you.

*asked by lines & planes on August 25, 2011* -
## math

Find all the zeros of the function. f(x) = x^3 + 11x^2 + 39x + 29 I found one of the zeros = -1 but I am confused on how to find the other two.

*asked by Jack on July 1, 2009* -
## math

Can someone help me find the two order pairs of this problem.. 5x+6y

*asked by KiKi on March 28, 2010* -
## MATH

f(x)= 3x+9/(x^2-100) If this function has a horizontal asymptote, give its y-value Find the x-intercept(s). Find the y-intercept

*asked by Andrew on February 24, 2010* -
## physics

A billiard ball moving at 5.60 m/s strikes a stationary ball of the same mass. After the collision, the first ball moves at 4.99 m/s, at an angle of 27.0 with respect to the original line of motion. (Enter the direction with respect to the original line of

*asked by heather on October 28, 2012* -
## History

PLEASE HELP, I need to get this done in 2 hours 1. What was the effect of World War I on South Carolina? A. The state economy shrunk significantly. B. Citizens used more resources, such as meat and fuel, than before the war. C. Factory production slowed

*asked by Sterling on April 1, 2015* -
## S.A.T Math

At Central Park Zoo,the ratio of sea lions to penguins is 4 to 11. If there are 84 more penguins than sea lions, how many sea lions are there? The answer book says: C is the answer. The correct answer should yield a ratio of sea lions to Penguins of 4 to

*asked by Mack on August 27, 2007* -
## English- Macbeth III

1.Macbeth's vision suggest he is a)susperstitious b)tired c)fearful and feels guilty d)both a and b answer a. 2.One of the appartations warns Macbeth to beware of: a) LAdy Macbeth b) Macduff c)Donalbain d)Malcolm answer b. 3.Lady Macbeth beings to feel

*asked by Adams on June 18, 2008* -
## math

1. Suppose you want to cover the backyard with decorative rock and plant some trees as the first phase of the project. You need 30 tons of rock to cover the area. If each ton cost $60 and each tree is $75, what is the minimum number of trees you can buy

*asked by Anonymous on March 18, 2010* -
## Math

Suppose you want to cover the backyard with decorative rock and plant some trees as the first phase of the project. You need 30 tons of rock to cover the area. If each ton cost $60 and each tree is $84, what is the maximum number of trees you can buy with

*asked by Amanda on June 21, 2008* -
## algebra

b) Suppose you want to cover the backyard with decorative rock and plant some trees as the first phase of the project. You need 25 tons of rock to cover the area. If each ton cost $70 and each tree is $90, what is the maximum number of trees you can buy

*asked by monkeybaby on January 17, 2010* -
## CHEM!

Well I almost understand this question but still got stuck, I will show you the question and my answer so I need someone to tell me if I did it correctly or not and how I should fix it. at 55degrees the K for the reaction: 2NO2(g)N2O4 is 1.15 calc the

*asked by Linda on May 2, 2007* -
## physics

One particle has a mass of 3.38 x 10-3 kg and a charge of +7.76 ìC. A second particle has a mass of 8.46 x 10-3 kg and the same charge. The two particles are initially held in place and then released. The partcles fly apart, and when the separation

*asked by sara on March 4, 2009* -
## English

I really need someone to check my answers and I don't want to get the answers wrong. Cross out any prepositional phrases. Underline the verb/verb phrase twice. 1.) John walked along the trail during the summer. Subject:John Verb:walked Phrase:along the

*asked by Katrina on November 7, 2015* -
## religion

I recently took a religion final and scored a 99.8% I think the question I got wrong is: What is an apologist? a- one who apologizes for sins b- an apostle c- some kind of writer???about???(I can't really remember this one) d- ????(can't remember) I put a-

*asked by brie on June 22, 2007* -
## Math

Please explain in detail how to solve the following problem using elimination: It takes a florist 3 h 15 min to make 3 small centerpieces and 3 large centerpieces. It takes 6h 20 min to make 4 small centerpieces and 7 large center pieces. How long does it

*asked by Jane on December 29, 2011* -
## vocabulary

The american people must take action right now to deal with the problem of pollution that (looms, seethes) so large on our horizon. Answer: looms I saw white-bearded men rising and shaking their fists at the obdurate Professor. The whole great audieance

*asked by cici on October 28, 2013* -
## MATH

I have math questions I need to check my answers can you please help me 1. 4x4x4x4x4 as a power of 4 answer 4 to the fifth power 2.a bedroom is 10 ft by 11 ft what is the perimeter? answer 42 ft evaluate 72/8-9/3=6 3.Jamal is fencing a rectangular field

*asked by summer on September 5, 2009* -
## Science

my i have help? Can you help with this one please? A drop of oil (vol 0.05cm^3) is released on to a calm surface of a pond where it spreads out and covers an area of 40 cm^2. Assume the oil film has uniform thickness equal to the diameter of an oil

*asked by vada on February 5, 2007* -
## math

Suppose that an automobile parts wholesaler claims that .5 percent of the car batteries in a shipment are defective. A random sample of 200 batteries is taken, and four are found to be defective. (a) Use the Poisson approximation to find the probability

*asked by k on February 11, 2012* -
## physics

a.What electric potential difference exists across a 5.2 µF capacitor that has a charge of 2.1 10-3 C? how do i use uF and C into a formula to find answer?? b.An oil drop is negatively charged and weighs 8.5 10-15 N. The drop is suspended in an electric

*asked by kailey on February 5, 2008* -
## Math

I am supposed to find the pattern of a triangle of fractions, and find the next two rows. However, I can't seem to find the pattern. Could you please help me out? Row 1: 1 1 Row 2: 1 3/2 1 Row 3: 1 6/4 6/4 1 Row 4: 1 10/7 10/6 10/7 1 Row 5: 1 15/11 15/9

*asked by Needshelp on July 30, 2011* -
## Literary Analysis and Composition

Could you please check my answers? Thanks! 10. Identify how each gerund or gerund phrase is used in the sentence. All units will remain here for processing. (Points: 3) subject direct object predicate nominative X object of a preposition 11. Identify how

*asked by Emily on January 20, 2010* -
## PHYSICS- PROJECTILE MOTION

A physics book slides off a horizontal table top with a speed of 1.90 m/s. It strikes the floor after a time of 0.410 s. Ignore air resistance. a) Find the magnitude of the horizontal component of the book's velocity just before the book reaches the floor.

*asked by SAM on October 20, 2016* -
## Statistics

Joint probability density function is: x + y where 0

*asked by Sean on October 8, 2009* -
## Math

How do I figure out the height of a triangle? The height of a triangle is defined as the perpendicular distance from an angle to a side. Now, since this is a right triangle, and depending on how it is situated, the height could be 10" or 12" if you observe

*asked by Scott on July 18, 2007* -
## dog behavior

please check my answer thank you very much for your help The Premack princciple suggets that A. reinforcement is highly frustrating the dog B. A more desirable activity can serve as a reinforcer for aless desirable activity C reinforcement isn't dependent

*asked by Anne on June 17, 2008* -
## 4th grade math

Judy and Ramey together have 42 stuffed animals. Judy has 12 fewer animals than Ramey. How many stuffed animals does each girl have? I know that the answer is Ramey has 27 and Judy has 12 but I don't know how to write the equation for solving it. I figured

*asked by Erik on February 17, 2010* -
## trig confused.. pls help

A group of mountain climbers are using trigonometry to find the height of a mountain located in the Rockies. From point A, which is due west of the mountain, the angle of elevation to the top is 56 degrees. From point B, which is due east of the mountain,

*asked by Mhy on May 3, 2011* -
## Chemistry

'Given 1.760 L of 0.384 M acid and 0.834 L of 0.724 base, find the final pH. Both the acid and base are strong.' First I multiplied the volume by the molarity to find the moles of each. Then I came up with this equation: HX + YOH --> H2O + YX (Y isn't

*asked by SarahF275 on February 27, 2018* -
## enviromental science

I need to find a climatogram of Puerto Rico for my project. I've gone on several different sites for puerto rico and several environmental sites but have not been able to find a climatogram for puerto rico's tropical rainforest, does anyone know of a site

*asked by krystal on February 5, 2011* -
## Algebra

Can you please help me with the following problems? Find the coordinates of the vertex for the parabola defined by the given quadratic function. 1.f(x) = (x - 4)2 - 4 Find the axis of symmetry of the parabola defined by the given quadratic function. 3.f(x)

*asked by Soly on October 13, 2007* -
## math30

Sequences 1)A sequence has a first term of 24 and every other term is one half of the previous term. a)Write the first four terms of the sequence. b)Find a recursive formula that defines this sequence. c)Find an explicit formula that defines this sequence.

*asked by alejandro on August 8, 2012* -
## math

how do you find the interval Interval between what and what? Since I am not sure what you are asking, I searched Google under the key words "find interval" and "find interval math" to get these possible sources:

*asked by dustin on September 25, 2006* -
## Physics

_________________________________________________________________ You find yourself on your bike at the top of Twin Peaks in San Francisco. You are facing a 600m descent. You and your bike weigh a combined 85 kg. 1. How much gravitational potential energy

*asked by V on December 14, 2015* -
## physics

A flight attendant pulls her 66 N flight bag a distance of 318 m along a level airport floor at a constant velocity. The force she exerts is 43 N at an angle of 52° above the horizontal. (a) Find the work she does on the flight bag. (b) Find the work done

*asked by Brianna Smith on January 26, 2013* -
## Probability #1

Please check my answers. Thank you! Another card game. In a new card game, you start with a well-shuffed full deck and draw 3 cards without replacement. If you draw 3 hearts, you win $50. If you draw 3 black cards, you win $25. For any other draws, you win

*asked by Sanaya on January 28, 2016* -
## Physics

1)We consider a hot-air balloon of mass 251 kg (basket and envelope). The spherical envelope of the balloon has a diameter of 19 m when fully inflated. To what temperature (in °C) must the enclosed air be heated for the balloon to carry five standard men?

*asked by Noah on December 2, 2016* -
## Math

1.) Find the producers' surplus if the supply function is: S(q) = q^7/2+3q^5/2 + 54. Assume the supply and demand are in equilibrium at q= 25. 2.) S(q) = q^2 + 12q and D(q) = 900 - 18q - q^2 The point at which the supply and demand are equilibrium is (15,

*asked by Francesca on June 14, 2012* -
## Physics

You have a crane boom with a mass of 10000kg being held up by a cable and holding a weight of 2500kg. A. Find the torque caused by the weight B. Find the torque caused by the cable C. Find the torque caused by any other force holding it in equilibrium

*asked by Michelle on May 2, 2014* -
## Math

1.) Find the producers' surplus if the supply function is: S(q) = q^7/2+3q^5/2 + 54. Assume the supply and demand are in equilibrium at q= 25. 2.) S(q) = q^2 + 12q and D(q) = 900 - 18q - q^2 The point at which the supply and demand are equilibrium is (15,

*asked by Francesca on June 15, 2012* -
## Physics

You have a crane boom with a mass of 10000kg being held up by a cable and holding a weight of 2500kg. 1. Find the torque caused by the weight 2. Find the torque caused by the cable 3. Find the torque caused by any other force holding it in equilibrium

*asked by Michelle on April 30, 2014* -
## English

Which excerpt from Thomas Hardy's "The Darkling Thrush" most plainly expresses awe for its subject? a. "So little cause for carolings/Of such ecstatic sound..." (correct choice) b. "I leant upon a coppice gate/When Frost was spectre-gray..." c. "The

*asked by maczindahouse on April 15, 2019* -
## geometry

F is the center of the circle, and L is the intersection of the ray with the circle, and assuming the circle has a radius of at least 6cm, the answer is 2. If the radius is less than 6cm, the answer is 1.

*asked by keira on October 27, 2011* -
## 8th grade math

Can you please check my answer? Marcia wants to make muffins and needs 3/4 cup of a cup of sugar. She discovers, however,that she has only 2/3 of a cup of sugar. How much more sugar does she need? my answer: 1/12 of a cup

*asked by Elizabeth on November 8, 2010* -
## Tina

How do I solve this? (2/3^2 divided by 4/5 divided by 1/3? I keep trying and anm coming up with the answer 25/4. Can someone check and see if I am wrong or right, and see what the answer is. Thanks! sorry- 2/3^ divided by 4/5 divided by 1/3 2/3 squared is

*asked by Math- Help -Please on February 21, 2007* -
## Algebra

Determine whether the given numbers are solutions of the inequality. 4, -11, -19, -1 y-8>2y-3 Are any of these numbers a solution of the inequality? Which are not? My answer is none of them are a solution because the answer to the inequality is -5. Or am I

*asked by samae on June 9, 2011* -
## MATH

trying to work equation problems and my answer is different from answer in textbook. 12/x = -3 and 24=120/x 1. 12/x(12)= -3(12), x= -36 textbook has -4 2. 24(120)= 120/x(120), x = 2880 textbook has 5 What am I doing wrong???

*asked by Amy on November 19, 2015* -
## Mathe ASAP due really soon

from midnight to 6:00 AM the temperature rose 8C at 6:00AM the temperature was at -20C what was the temperature at midnight when your tell me the answer can you show how to do it step by step to the answer please thank you!

*asked by TheGruddyHippo on May 8, 2017* -
## physics

Suppose a person is going to be exposed to a steady tone of frequency 8000 Hz all night (perhaps arising from noisy electronics in a nearby room. ) If this person wants their perceived room loudness level to be a very quiet 10 phon (in order to sleep

*asked by dreadantlers on March 10, 2011* -
## physics

A light string of length of 56.0 cm connects two small square blocks, each with a mass of 1.50 kg. The system is placed on a slippery (frictionless) sheet of horizontal ice and spun so the two blocks rotate uniformly about their common center of mass,

*asked by Ricky on November 28, 2017* -
## Physics

Suppose a rocket ship in deep space moves with constant acceleration equal to 9.80 m/s2, which gives the illusion of normal gravity during the flight. (a) If it starts from rest, how long will it take to acquire a speed 12% that of light, which travels at

*asked by Jessica on September 22, 2015* -
## Astro

A newly discovered planet orbits a distant star with the same mass as the Sun at an average distance of 118 million kilometers. Its orbital eccentricity is 0.5. A.Find the planet's orbital period. B.Find the planet's nearest orbital distance from its star.

*asked by Kat on March 4, 2015* -
## Physics

A block with a mass of 5.0 kg is held in equilibrium on an incline of an angle with a measure of 30.0 degrees by the horizontal force F. Find the magnitude of F. Find the normal force exerted by the inbline on the block. (disregard friction) Well, I don't

*asked by Becca on November 14, 2006* -
## More Algebra 2

It would be great if, again, someone would check these answers for accuracy. I'd like to know if I'm doing them right. 1) What equation defines an exponential decay function? a) y=x^pi b) y=pi^-x c) y=(1/pi)^-x d) y=pi times x I think the answer is c. 2)

*asked by Lindsay on May 23, 2007* -
## Physics

A 3mf capacitor and a 5mf capacitor are connected in parallel to a 16v battery. a) What is the equivalent capacitance of the connection? b)What is the voltage drop across each capacitor? c)How much charge is stored on each capacitor? and d) What total

*asked by Ella on May 31, 2007* -
## physics

A projectile of mass 0.528 kg is shot from a cannon, at height 6.7 m, as shown in the figure, with an initial velocity vi having a horizontal component of 7 m/s. The projectile rises to a maximum height of 3.8 m above the end of the cannon’s barrel and

*asked by Anonymous on January 22, 2015* -
## making dot arrays

what are the numbers calleed that we cant use in 2 - row arrays I'm curious to know what class is making dot-arrays? If you can give some kind of answer I'll try google searches to find and answer. It's becoming apparent to me that the term array is being

*asked by kris on August 31, 2006* -
## Economics

Which of the following statements would come from someone classified as unemployed? A. I'm not working. I had three interviews this week, and I'm trying to find a job. B. I haven't had a job in a year, and I stopped looking for a job nine months ago. C.

*asked by Dave on June 13, 2007* -
## Physics

A solid ball and a hollow ball, each with a mass of 2 kg and radius of 0.1 m, start from rest and roll down a ramp of length 2 m at an incline of 34°. An ice cube of the same mass slides without friction down the same ramp. What is the speed of the solid

*asked by James on June 18, 2012* -
## physics

A train slows down at a constant rate as it rounds a sharp circular horizontal turn. Its initial speed is not known. It takes 19.8 s to slow down from 81 km/h to 37 km/h. The radius of the curve is 164 m. As the train goes around the turn, what is the

*asked by JRD on June 16, 2011* -
## science

An attack helicopter is equipped with a 20- mm cannon that fires 61.6 g shells in the forward direction with a muzzle speed of 585 m/s. The fully loaded helicopter has a mass of 4890 kg. A burst of 208 shells is fired in a 2.32 s interval. What is the

*asked by Anonymous on May 14, 2013* -
## Physics

A builder wants to build a corbeled arch, based on the principle of stability, what minimum number of bricks, each 0.30 m long, is needed if the arch is to span 1.0 m? Be sure to include in the total number of bricks one brick on top and one brick at the

*asked by Anonymous2.0 on November 20, 2015* -
## Math!

Rebecka borrowed $3500, 5000, 3500,& 4500 from her dad on September 1 of each of four successive years for college expenses. Rebecka and her dad agreed to a loan at the rate of 8.75% compounded quarterly. If it is now 2 years from the last day that she

*asked by Thara! on March 20, 2010* -
## biology

ou sequence many of the recombinant plasmids generated. You find three mutant versions of the inserted gene. (This is likely due to errors introduced during the PCR amplification.) The sequences of the gene found in the three mutants are given below.

*asked by Anonymous on November 15, 2013* -
## algebra

Please can someone help me with these? factoring 2x^2+5x-3 and 3x^2-15x+12 Thanks in advance!!! well rose. you nedd to distrubte the first one or find the gcf but there anit one, the second one do the same thing. for further questions just ask. How can I

*asked by Rose on May 2, 2007* -
## english

The bee is not afraid of me, I know the butterfly; the pretty people in the woods Receive me cordially. The brooks laugh louder when I come, The breezes madder play. Wherefore, mine eyes, thy silver mists? Wherefore, O summer's day? 1. what makes this poem

*asked by Anonymous on March 6, 2014* -
## Grammar

I was wondering if you can help me with my worksheet on punctuation and mechanics. 2. Herodutus was a cross eyed door to door salesman who sold out of date grammar books that emphasized the importance of hyphens. 3. The old ship Lollipop like other ships

*asked by Tiffany on November 18, 2006* -
## Business

1. Assuming you own a home, where would the appraisal value of your home go in a oersonal balance sheet? A. Under liabilities. B. Under assets. C. under both the equity and the liabilities sections Answer C 2. When you work within an organization,you're

*asked by 40Patricia on June 24, 2015* -
## Math

Multiply 6,7, and 8 1/A touchdown in football is worth 6 points. How many points are 9 points worth? Answer,, 6*9=54 2/Dante walks 4 blocks to school and 4 blocks home . How many blocks does he walk in 3 days to and from school? Answer,, 4*4=16

*asked by Nawaf on November 26, 2013* -
## Math

Say that a proton has a size of 0.000000000123 and an electron has a size of 1.4x10^-8. How many times smaller is an electron than a proton? Now I have to change the size of the proton into scientific notation. When I did this I got 1.23x10^-10. Is my

*asked by Nicole on October 18, 2013* -
## math

A bookshop had 60 boxes of pencils. Each box contained 85 pencils. Half of the pencils were packed into packets of 25 pencils and the rest were packed into packets of 20. How many packets of pencils were there altogether? My answer is 229 am i right? How

*asked by lidia on March 18, 2013* -
## Math

Say that a proton has a size of 0.000000000123 and an electron has a size of 1.4x10^-8. How many times smaller is an electron than a proton? Now I have to change the size of the proton into scientific notation. When I did this I got 1.23x10^-10. Is my

*asked by Nicole on October 18, 2013* -
## Language Arts

1. How many prepositional phrases are in this sentence: Put the lasagna in the oven for me please. A. 1 B. 2***

*asked by Miaaaa on May 3, 2019* -
## Math

If no digit can be used more than once, how many 5-digit numbers can be formed only using the numbers 3,8,1,2,5, and 7? A: 350 numbers B: 717 numbers C: 722 numbers D: 720 numbers I guessed the answer 720 and got it right but I don't know why the answer is

*asked by Maya on May 27, 2016* -
## aig math

A bookshop had 60 boxes of pencils. Each box contained 85 pencils. Half of the pencils were packed into packets of 25 pencils and the rest were packed into packets of 20. How many packets of pencils were there altogether? My answer is 229 am i right? How

*asked by May on March 18, 2013* -
## Physical science

When you drop a 0.36 kg apple, Earth exerts a force on it that accelerates it at 9.8 m/s^2 toward the earth's surface. According to Newton's third law, the apple must exert an equal but opposite force on Earth. If the mass of the earth 5.98x10^24 kg, what

*asked by Jenna on February 17, 2008* -
## Physics

Two hockey players traveling at 12 m/s (Player #1) and 19 m/s (Player #2) hit in a head-on collision. They grab onto each other to keep from falling and slide in the same direction Player #2 was traveling at a speed of 5 m/s. Player #1 has a mass of 100

*asked by Hannah on October 21, 2014* -
## Business Check

1. The majority of CEOs blame unethical employee conduct on: the breakdown of traditional religious institutions. a failure of leadership to establish ethical standards. the increase in lawsuits used to avoid personal responsibility. the nation's business

*asked by Bryan on March 14, 2009* -
## english

Can someone please clearly explain what an in-text MLA citation is? n MLA style, referring to the works of others in your text is done by using what's known as parenthetical citation. Immediately following a quotation from a source or a paraphrase of a

*asked by anonymous on January 5, 2007* -
## Algebra - please check my answer for me

The population increased 80 percent in 5 years. The current population is 18,000. find five years ago. 18,000 * 0.80 = 14,400 18,000 - 14,400 = 3,600 3,600 is the population five years ago? to check: 3,600 * 5 = 18,000 Is 3,600 the correct answer. Was this

*asked by Terence P. on September 3, 2007* -
## calculus

A particle is moving along the x- axis so that its velocity at any time t ≥0 is give by v(t) = (2 pi - 5)t - sin(pi t) A. Find the acceleration at ay time t. B. Find the minimum acceleration of the particle over the interval [0,3]. C. Find the maximum

*asked by Vanessa on January 4, 2013* -
## Physics

A 51-kg vampire and 139-kg werewolf clash during the Feat of Strength part of the annual celebration of Festivus. The werewolf velocity just before the clash is 6 m/s and is directed upwards, while the vampire velocity at the moment of the collision is

*asked by Kevin Land on November 21, 2016* -
## physics

A vertical load W is applied to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A and E in terms of the magnitude of the applied load, W. Use MATLAB to find the

*asked by SD TRUSS PROBLEM WITH THE METHOD OF JOINTS on July 1, 2014* -
## calc

1. Let R be the region bounded by the x-axis, the graph of y=sqr(x) , and the line x=4 . a. Find the area of the region R. b. Find the value of h such that the vertical line x = h divides the region R into two regions of equal area. c. Find the volume of

*asked by naseba on March 29, 2012* -
## Algebra

I have 3 questions with my answers and would like you to check them. If they're wrong, then please provide and explanation to how to do them. Thank you tutors. Write each sentence as an equation. 1. Eight less than 1/3 a number n is -13. My answer: 1/3-8n

*asked by anon on December 2, 2015* -
## Algebra

So ik I cant post pictures on this site, but I just need help with this question (it’s my last question for the U2L10 FUNCTIONS ALTERNATIVE PORTFOLIO connections academy), it’s ok if you don’t give me the answer I would just want someone to explain

*asked by hehehehe >:D on March 18, 2019* -
## Math

How many faces does a pentagonal pyramid have? If you are referring to a pyramid with a pentagonal base and triangular sides, the answer is six. If you are referring to a regular polyhedron for which all sides are regular pentagons of the same size, the

*asked by Sam on November 10, 2006* -
## Physics

How many atoms of hydrogen are in 220g of hydrogen peroxide (H2O2)? the molecular weight of H2O2 = 2*1 +2*16 =34 therefore, there are 220/34 moles of the molecule = 6.47 moles, so there are 6.47xAvogadro's number of molecules there are 2 H atoms per

*asked by ana on November 18, 2009* -
## Chem

A gas mixture being used to simulate the atmosphere of another planet consists of 322 mg of methane, 146 mg of argon, and 251 mg of nitrogen. The partial pressure of nitrogen at 319 K is 10 kPa. Calculate the total pressure of the mixture. Answer in units

*asked by Danana on February 16, 2017* -
## AP PHYSICS

A quarterback throws the football to a stationary receiver who is 15.2 m down the ﬁeld. The football is thrown at an initial angle of 42◦ to the ground. The acceleration of gravity is 9.81 m/s 2 a) At what initial speed must the quarterback throw the

*asked by Noah on September 11, 2012* -
## Math

A hardware store keeps 3/4 of each merchandise on the shelves and the rest in the back. On-tenth of the value of the store's merchandise is lumber. Of the remainder, 2/3 is tools and 1/3 consumables.If the tools are worth $6,000 how much is the lumber in

*asked by Maud on April 6, 2016* -
## Chemistry

When a 2.5 mol of sugar (C12H22O11) are added to a certain amount of water the boiling point is raised by 1 Celsius degree. If 2.5 mol of aluminum nitrate is added to the same amount of water, by how much will the boiling point be changed? Show all

*asked by Eolhc123 on May 8, 2018* -
## language arts

Please help!!!! I don't need the answer, i just need help understanding this. In "Life Without Gravity," the author provides many ideas and details about living in microgravity. What do you consider the most important idea in "Life Without Gravity"? In an

*asked by i am dog on November 14, 2017* -
## PHYSICS

A quarterback throws the football to a stationary receiver who is 19.7 m down the ﬁeld. The football is thrown at an initial angle of 43◦ to the ground. The acceleration of gravity is 9.81 m/s^2. a) At what initial speed must the quarterback throw the

*asked by JASPER on October 28, 2012* -
## english/ poem

1)in part two of the "highwayman" , why is the fact that the highwayman didn't come stressed three times? 2) From whose point of view are we seeing it? 3) Why is the word "marching" repeated? can you help me answer this question please ? answer: 1 -because

*asked by Marie on January 27, 2010* -
## PHYSICS

Hi! I have some questions from a study guide in my physics class, and they give me the answer, but I have to show how to get the answer. I did most of them, but need help with these. Here is problem #7: A 30 kg ball is launched at an angle of 15 degrees

*asked by Anna on March 7, 2013* -
## Health of young children

A teacher is in a prime position to observe children because A.the teacher sees children in relation to other children of the same age. B. the teacher sees each child for fewer hours than the parent and can, therefore be objective. C.he or she is often

*asked by Cynthia on March 25, 2009* -
## Science

The placement of metal and non-metal elements in the periodic table makes it possible to predict the formation of compounds. Which of the following chemical formulas indicates the formation of an ionic compound? a. KI b. ICI c. SO3 (the three is small) d.

*asked by Erika on June 20, 2012*

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