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2011
March

Questions Asked on March 24, 2011

a 2 kg block slides down a frictionless incline from point A to point B. A force(magnitude P=3N) acts on the block between A and
1. 2 answers
2. asked by Robert
3. 4,006 views
Find the net force of gravity on the moon (Mm = 7.35 x 10^22 kg) from the earth and the sun (Ms = 1.99 x 10^30). Assume that the
1. 0 answers
2. asked by Nick
3. 424 views
Match the equation 4x^6-2x^3+1=0. With a substitution from the column that could be used to reduced the equation to quadratic
1. 1 answer
2. asked by Miguel
3. 448 views
I have to do a literary essay on "Romeo and Juliet". My topic is, "Romeo's downfall was as a result of errors or mistakes he
1. 3 answers
2. asked by katiyar
3. 821 views
Assume you are performing the calibration step of Experiment 8 and you begin with 40 g of water at 20 oC and 40 g of water at 80
1. 1 answer
2. asked by Kiera
3. 1,438 views
3bx+13x=9
1. 1 answer
2. asked by what are steps with the answer
3. 387 views
Hi - I need help with the following questions:Julie dissolved 20 g of sugar in a cup of water. The mass of the solution was 500
1. 2 answers
2. asked by Jill
3. 580 views
a stressed chemistry student is hyperventilating into a paper bag. The student stops to wip his brow after a few breaths, and
1. 0 answers
2. asked by Celine
3. 623 views
Enolase catalyzes the conversion of 2-phosphoglycerate (2-PG) to phosphoenolpyruvate (PEP). The deltaG’o for this reaction is
1. 0 answers
2. asked by brian
3. 405 views
what are lines that cross eachother at exactly 1 point?
1. 0 answers
2. asked by Anonymous
3. 246 views
an executive committee of three is selected from a group of ten which expression best describes the number of combinations.
1. 2 answers
2. asked by Sam
3. 388 views
RBRVS contain relative value components consist of
1. 1 answer
2. asked by keneha
3. 477 views
Im stuck on questions can anyone help me ?A)Which situation can be modeled by tossing a coin 3 times choosing which one of
1. 0 answers
2. asked by Skye
3. 522 views
rationalize the denominator. Simplify. write final answers is standard form (a+bi).(4-5i)/(2-7i)
1. 1 answer
2. asked by James
3. 500 views
convert the radical to rational exponent form.-7Radical(a+b)
1. 2 answers
2. asked by James
3. 632 views
a box contains 40 computer disks, 5 are defective. Three disks are selected from the box without replacement and regard to
1. 2 answers
2. asked by ophelia
3. 3,761 views
It's a simple question I am just so confused with this discrete probability distribution. The question is:In the New Jersey Pick
1. 0 answers
2. asked by Norilyn
3. 534 views
If you have 1.8 moles of magnesium and 3.2 moles of chlorine, what is the product of the reaction. what is the limiting regent?
1. 1 answer
2. asked by Zahid
3. 583 views
A sample of Nitrogen(N2)& Helium has a volume of 250mL @ 30degrees celsius & a total pressure of 745 mmHg a)If the pressure is
1. 0 answers
2. asked by Connie
3. 679 views
Please understand that one of our chemistry tutors is on vacation this week. Please be patient.
1. 2 answers
2. asked by Writeacher
3. 353 views
Thanks for the info. I have come up with my introduction on this. Can you take a look and see if this is good way to start?Racia
1. 1 answer
2. asked by Nikol
3. 511 views
calculate the final Celsuis Temp when 5.0 L of Flourine gas at 50 is cooled to give a volume of 3.75?
1. 1 answer
2. asked by Dee
3. 342 views
Okay, I have been given a trigonometric equation to solve (sin^2(theta) + cos(theta) = 2). So far, I have been able to use the
1. 1 answer
2. asked by Veronica
3. 653 views
what will a test measure in a person's responses on a given day
1. 0 answers
2. asked by diane
3. 306 views
Acrostic for amplitude
1. 2 answers
2. asked by Taf
3. 650 views
sketch graph of a function f that is differentiable and that satisfies the following
1. 1 answer
2. asked by Anonymous
3. 695 views
14,950,000,000 convert this number to scientific notation
1. 2 answers
2. asked by Anonymous
3. 667 views
A rock of mass m and a rock of mass 2m are both released from rest at the same height and fee no air resistance as they fall.
1. 1 answer
2. asked by Sam Potter
3. 673 views
Find the approximate gravitational red shift in 500 nm light emitted by a compact star whose mass is that of sun but whose
1. 0 answers
2. asked by poqw
3. 567 views
sketch graph of a function f that is differentiable and that satisfies the following conditions:(1)f'(x)>0, when x<-5(2)f'(x)<0,
1. 0 answers
2. asked by Anonymous
3. 487 views
a quality control engineer at a light bulb plant estimated that 1% of the bulbs it sells are defective. if you purcgase a
1. 0 answers
2. asked by ophelia
3. 676 views
If a player makes an average of 60% of his free throw attempts, what is the probability he will make both shots of a one-and-one
1. 0 answers
2. asked by Tom
3. 475 views
a quality control engineer at a light bulb plant estimated that 1% of the bulbs it sells are defective. if you purcgase a
1. 0 answers
2. asked by ophelia
3. 392 views
What is the limit as t approaches 0 for (sint)/(1+cost)?
1. 0 answers
2. asked by Kourt
3. 495 views
an executive committee of three is selected from a group of ten which expression best describes the number of combinations?A)10P
1. 0 answers
2. asked by Sam
3. 385 views
Using Lamott's essay "Hunger" as a point of departure, do some research and write an essay defining the nature and origins of
1. 1 answer
2. asked by TITI
3. 586 views
I need a little direction with this question:If someone could provide the correct formula, I think I divide each reistor by 12V
1. 5 answers
2. asked by Sally
3. 617 views
How much sodium carbonate is needed to precipitate nickel sulfate
1. 0 answers
2. asked by Hal
3. 419 views
Find the number of 2 3/4 gal. cans which can be filled from a tank containing 90 3/4 gals. of oil?
1. 1 answer
2. asked by JUNIOR C
3. 325 views
Suppose that 30% of the nation's TV viewers are watching a particular presidential press conference. Typically, a Nielsen survey
1. 0 answers
2. asked by Santiago Sandoval
3. 854 views
I need help with this question...Find the values for a, b, and c such that the graph of y= ax^2 + bx + c has a relative maximum
1. 1 answer
2. asked by Kay
3. 390 views
Having trouble with true/false questions in Trigonometry. They read as follows -True or False: For a trigonometric function,
1. 1 answer
2. asked by Veronica
3. 3,378 views
Having trouble with true/false questions in Trigonometry. They read as follows -True or False: For a trigonometric function,
1. 1 answer
2. asked by Veronica
3. 1,270 views
culture is passed from generate to generation by?
1. 2 answers
2. asked by shiann
3. 375 views
The coordinating conjunctions that can be used to combine two complete sentences with a comma are “for, and, nor, because,
1. 1 answer
2. asked by Anonymous
3. 1,251 views
I'm doing math through correspondence so material is not explained very well. I would appreciate if someone could explain this
1. 1 answer
2. asked by Alicia
3. 520 views
A skier (m=61.0 kg) starts sliding down from the top of a ski jump with negligible friction and takes off horizontally. If h =
1. 0 answers
2. asked by Anon
3. 942 views
A box has a base with an area of 53 cm2 and a height of h. Which equation can be used to find V, the volume of the box?
1. 1 answer
2. asked by johnnny
3. 358 views
A mass M of 5.80E-1 kg slides inside a hoop of radius R=1.50 m with negligible friction. When M is at the top, it has a speed of
1. 0 answers
2. asked by Rach
3. 587 views
When mass M is at the position shown, it is sliding down the inclined part of a slide at a speed of 1.89 m/s. The mass stops a
1. 0 answers
2. asked by Tom
3. 609 views
Factor the polynomial below.x2 - 10x + 9
1. 1 answer
2. asked by johnnny
3. 509 views
A business uses a 7-point scale about satisfaction with the services it provides to clients. The ratings are normally
1. 1 answer
2. asked by Sarah
3. 632 views
Patty Kim earns $20,000 per year. She is paid 26 times per year and claims 1 exemption. If $17.31 is withheld from each
1. 2 answers
2. asked by idk
3. 457 views
I launch a ball vertically precisely 8' in the air. Then I launch a ball vertically 10' in the air. How much longer will it take
1. 0 answers
2. asked by Tom
3. 391 views
Hydrogen gas can be produced in the lab by the reaction of magnesium metal and hydrochloric acid. Mg + 2 HC -> MgCl2 + H2 How
1. 0 answers
2. asked by richard
3. 1,075 views
A block of mass m = 2.00 kg slides down a 30.0° incline which is 3.60 m high. At the bottom, it strikes a block of mass M =
1. 0 answers
2. asked by Haley
3. 1,287 views
Suzy Smith contracted to purchase a pool heater from Sunkissed Pools. As part of the $4,000 contract, Sunkissed agreed to
1. 1 answer
2. asked by AnaBrigitte
3. 610 views
is it possible to have an acid/base reaction and produce a precipitate as a product as well?
1. 0 answers
2. asked by Bon qui qui
3. 335 views
what is the next number below?5,13,29,6_,_
1. 2 answers
2. asked by cindy
3. 317 views
what is 4/5 of $1.20?
1. 1 answer
2. asked by cindy
3. 280 views
what is the value of the 8 in 1,864,973?
1. 2 answers
2. asked by cindy
3. 468 views
what is the next number below5,13,29,61,125,_?
1. 1 answer
2. asked by cindy
3. 301 views
What is the chemistry behind the “Breathalyzer” test. I'm supposed to explain the chemicals and structures involved with the
1. 3 answers
2. asked by annonymous
3. 839 views
"WITHOUT OUR TWO GREAT POLITICAL PARTIES CUTTING ACROSS ECONOMIC AND GEOGRAPHIC INTEREST, DEMOCRACY AS WE KNOW IT COULD NEVER
1. 2 answers
2. asked by MUNEKITA
3. 776 views
Find the radius of the given circumferenceC= 3.14, r=?
1. 1 answer
2. asked by Robin
3. 349 views
6x+7_____ = X. 5 Find x. Forgot what i'm supposed to do. Could someone explain?
1. 0 answers
2. asked by Nyk
3. 355 views
Can someone please help me with the following question.1) The weight of an object above Earth can be modeled by a function of
1. 0 answers
2. asked by Sam
3. 509 views
sec x = -2 , π ≤ x ≤ 3πUse a calculator to solve for x in the given interval 9)sinθ=0.1473, 0°≤θ≤90° A) -8.47° B)
1. 1 answer
2. asked by Able
3. 445 views
what would happen to day and night if the Earth rotated faster?
1. 1 answer
2. asked by nicole
3. 340 views
If you launch a ball precisely 8' vertically how long does it take to go from the ground to 8' and back to the ground? If you
1. 1 answer
2. asked by Tom
3. 353 views
i want to use 30 centimeters of wood to frame a rectangular photo what is the greatest areafor the photo could have
1. 1 answer
2. asked by Anonymous
3. 409 views
what is the probability of 6,94,85,38,16,42,90,7,44
1. 0 answers
2. asked by avia
3. 265 views
there are 20pages in jamal book he reads 1/5 of the book how many pages did he read?
1. 1 answer
2. asked by nichole
3. 428 views
An 80kg construction worker sits down 2.0 meters from the end of a 1450kg steel beam to eat his lunch. The beam is 6.0 m length
1. 1 answer
2. asked by Alicia
3. 2,201 views
simplify 5/8 over 5
1. 1 answer
2. asked by JUNIOR C
3. 349 views
how does the MA and the IMA of the inclined plane vary with the inclination angle?
1. 1 answer
2. asked by Vivian
3. 457 views
Initially, you have 1.00g of BaCl2 (MM=208.23) and 1.00g of AgNo3 (MM=169.88). How many moles of BaCl2 do you have initially in
1. 1 answer
2. asked by cendy
3. 448 views
In a circle whose radius is 6, find the area of a sector, in terms of pi, whose center angle contains 30 degrees
1. 1 answer
2. asked by Anonymous
3. 513 views
I have a few basic physics problems.How do you calculate how long it will take for an object to hit the ground when it is
1. 2 answers
2. asked by Emily
3. 430 views
In a circle whose radius is 6, find the area of a sector, in terms of pi, whose center angle contains 30 degrees
1. 1 answer
2. asked by Anonymous
3. 450 views
Initially, you have 1.00g of BaCl2 (mm= 208.23) and 1.00g of AgNo3 (MM=169.88). How many moles of AgNO3 do you have initially in
1. 1 answer
2. asked by cendy
3. 381 views
Convert (1) from moles of BaCl2 to moles of AgNo3
1. 0 answers
2. asked by cendy
3. 386 views
calculate the freezing and boiling points of each of the following solutions.(a) 0.37 m glucose in ethanol freezing point
1. 0 answers
2. asked by Rebekah
3. 1,321 views
A baseball diamond has 90 ft between each base A sofball diamond has 60 ft between each base How many yards longer is the space
1. 2 answers
2. asked by sans
3. 656 views
There are 6 girls and 5 boys. The teachet chooses 2 students random. What is thw probability of selecting a girl then a boy?
1. 1 answer
2. asked by Lala
3. 358 views
Can someone please help me with the following question.1) The weight of an object above Earth can be modeled by a function of
1. 0 answers
2. asked by Sam
3. 630 views
multiply and simplify by factoringsqrt20a^11b*sqrt8a^12b^11
1. 0 answers
2. asked by Daniel
3. 404 views
a piece of ribbon is 4 1/2 feet long. a piece of blue ribbon is 1 yd long. How many feet longer is the piece of red ribbon than
1. 2 answers
2. asked by Casey
3. 602 views
a 73 year old woman suffers a severe cerebral hemorrhage after minor trauma. Blood work reveals that her blood clotting ability
1. 0 answers
2. asked by Anonymous
3. 484 views
how does the M.A. and the I.M.A. of the inclined plane vary with the inclination angle?
1. 1 answer
2. asked by Vivian
3. 520 views
how does the M.A. and the I.M.A of the inclined plane vary with the inclination angle?
1. 0 answers
2. asked by Vivian
3. 330 views
On a multiple choice test you guess he answers to two questions. Each question has five choices.What is the probability that you
1. 0 answers
2. asked by Sophiee
3. 1,145 views
how does the MA and the IMA of the inclined plane vary with the inclination angle?
1. 1 answer
2. asked by Vivian
3. 347 views
When Montezuma sent emmisaries with gifts to Cortes, how did they converse? they did not have Dona MArina (now known as La
1. 3 answers
2. asked by Erika
3. 485 views
how do you compensate for coefficents while using a BCA chart?I know that you have to while using an ICE chart by multiplying by
1. 1 answer
2. asked by Brad
3. 851 views
what are two factors of 240 that subtract or add to 14.
1. 1 answer
2. asked by kristina
3. 383 views
Jill's front door is 42" wide and 84" tall. She purchased a circular table that is 96 inches in diameter. Will the table fit
1. 4 answers
2. asked by Anonymous
3. 4,406 views
A tree casts a 25 foot shadow. At the same time of day, a 6 foot man standing near the tree casts a 9 foot shadow. What is the
1. 5 answers
2. asked by najah
3. 1,259 views
Evaluate each of the functions below at x = 1, 2, 4, 8, and 16. Plot the graph of each function. Classify each as linear,
1. 0 answers
2. asked by peg
3. 601 views
Determine the sum of the following angles: 13° 31' 27" , 64° 12' 48"
1. 3 answers
2. asked by eric
3. 1,524 views

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