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Questions Asked on December 7, 2010

what mass of H 2 O is needed to completely react with 5.10g SiCl4
1. 1 answer
2. asked by CHAZ
3. 947 views
The gland that helps regulate the endocrine system by secreting stimulating hormones is the____.Thanks for helping!
1. 0 answers
2. asked by Anna
3. 967 views
A gaseous mixture of O2 and N2 contains 30.8 % nitrogen by mass. What is the partial pressure of oxygen in the mixture if the
1. 1 answer
2. asked by chelsey
3. 15,221 views
language structure is important in cognition, but is it really? For example, if a child said to you, "You, me, cookie, go now,
1. 0 answers
2. asked by missy
3. 456 views
The problem is my thesis statement. That is the step I am stuck on.
1. 1 answer
2. asked by Kyle
3. 1,066 views
is y=x/7 a direct variation????
1. 3 answers
2. asked by Cristina
3. 201 views
A solid sample containing a simple mixture of NaHSO3 and Na2SO3 was dissolved in distilled water and titrated with a standard
1. 0 answers
2. asked by Silver
3. 950 views
which is larger?.605 2/3 7/11 .67
1. 1 answer
2. asked by Dillard
3. 284 views
what is the ascending order of 8+7x^2-12x^3-4x^3y
1. 0 answers
2. asked by bob
3. 678 views
a company finds it can produce 15 heaters for $4300, while producing 20 heaters costs $5500. Express y, as a linear function of
1. 2 answers
2. asked by Lee
3. 3,540 views
A diver runs horizontally off the end of a diving board with an initial speed of 1.25 m/s. If the diving board is 3.20 m above
1. 1 answer
2. asked by amv3WEBASSIGN
3. 1,536 views
A dog-food company makes a special kind of dog food. It consists of 30% meat powder and 70% grain. The meat powder costs 90
1. 0 answers
2. asked by JESSICA
3. 587 views
the wright brothers had two flights on that fanmous day at kitty hawk. orville flew 120 ft.and 585 ft. wilbar flew 340 ft. and
1. 1 answer
2. asked by cindy
3. 508 views
Maratha bakes between 4 1/4 and 9 3/4 hours each day at her bakery. About how many hours does she spend baking in one week?
1. 0 answers
2. asked by Please Help!
3. 958 views
franklin school has 3 boys for every four girls in the fifth grade. there are 140 students in the fifth grade.a.how many are
1. 1 answer
2. asked by cindy
3. 495 views
In a tennis serve, a 7.9×10−2 ball can be accelerated from rest to 33 over a distance of 0.80. Find the magnitude of the
1. 0 answers
2. asked by Brandon
3. 714 views
in volley ball is it an illegal hit if you hit it underhand while ball is in play
1. 0 answers
2. asked by CJ
3. 378 views
3[x + 2 (x + 1)^2 - 4x]What would you do first to simplify? What would you do second to simplify?
1. 0 answers
2. asked by Dillard
3. 277 views
How many terms will you have if (x+5)^5 is expanded?
1. 1 answer
2. asked by Anonymous
3. 714 views
If A = {1, 2, 3, 4, 5} and B=(1,2, 4, 6, 10}, then what is A U B?
1. 1 answer
2. asked by Anonymous
3. 237 views
Find the point on the graph of y=2x-4 that is closest to the point (1,3). (Optimization equation)
1. 1 answer
2. asked by Michelle
3. 926 views
one ship (A) is sailing due south at 16 miles per hour and a second ship (B), 32 miles south of A, is sailing due east at 12
1. 1 answer
2. asked by Gabby
3. 1,324 views
I have no clue, please help and explain! =)Find the pH of a 0.150 M solution of a weak monoprotic acid having Ka=1.2×10−5.
1. 2 answers
2. asked by Lisa, Help needed!
3. 709 views
Multiplying decimals by 3 digit decimals and i don't gget it on example: 34.56x0.40 _______ ?????
1. 1 answer
2. asked by Cristal
3. 976 views
The coordinates are a(0,2) b(12,0) and c(-6,0). If cm is a median, find the coordinates of m.
1. 0 answers
2. asked by Gia
3. 298 views
I need help in using the distributive property to rewrite this expression: (7 x 600) + (7 x 400) and then multiply.
1. 1 answer
2. asked by Frankie
3. 323 views
-i squared square root of -80
1. 0 answers
2. asked by michelle
3. 379 views
r = 1/32 v^2 sin 2 beta v is the initial velocity and beta is the angle of elevation. r = 35000 feet v = 3200 feet per second.
1. 1 answer
2. asked by Casey Lewis
3. 390 views
If 60 grams of KCl can be dissolved in 100 grams water. Would the remaining solution be unsaturated, saturated, or
1. 2 answers
2. asked by Amanda
3. 795 views
Minimum force required to prevent a ball weighing 29.6 pounds from rolling down a ramp which is inclined 14.9 degrees with the
1. 0 answers
2. asked by Casey Lewis
3. 868 views
Minimum force required to prevent a ball weighing 29.6 pounds from rolling down a ramp which is inclined 14.9 degrees with the
1. 0 answers
2. asked by Casey Lewis
3. 569 views
Suppose that you close one eye, and see two objects, C and D. As you move your head toward the right, C appears to move toward
1. 0 answers
2. asked by Amanda
3. 500 views
the professinal base ball is 162 games.a player was at bat 3 times in each game, and he played 2/3 of the game.a.how many times
1. 3 answers
2. asked by cindy
3. 1,321 views
What is the value of the smallest bond angle in XeF4?
1. 1 answer
2. asked by sam
3. 2,040 views
12 square and value them from white to black
1. 1 answer
2. asked by rakeem
3. 296 views
the bag has 6 marbles in it. each marable is either red,blue,or green. what is the least number of marables that ou must pull
1. 1 answer
2. asked by cindy
3. 409 views
i need help on some questions:1. How does totalitarian government gain power and maintain power? 2. What kind of freedoms does
1. 1 answer
2. asked by needhelp
3. 855 views
what whole number does n stand for if the number sentence bleow is true?[n+5]+[3times2]=18
1. 1 answer
2. asked by cindy
3. 393 views
If you have 3 liters of air in your lungs and 2/10 of that is oxygen, how many millimeters are in your lungs?
1. 1 answer
2. asked by josh
3. 811 views
Evaluate the limit.lim (cos(x))^(7/x^2) as x goes x-->0^+
1. 1 answer
2. asked by mike
3. 493 views
use the word girls in a sentence
1. 2 answers
2. asked by sha
3. 913 views
how would you find the answer?A carbon nucleus has six protons and six neutrons. How many electrons would it take to equal the
1. 0 answers
2. asked by hannah
3. 916 views
The depth perception cue employed in the old-fashioned stereoscopes but notin plain photographs is: (a) variation in color, (b)
1. 0 answers
2. asked by Amanda
3. 588 views
Before 1962,dimes minted in the US contained the precious metal silver.A 2.08 gram dime is dissolved in nitric acid and reacted
1. 0 answers
2. asked by D
3. 1,088 views
A compact car, mass 705 kg, is moving at 1.00 102 km/h toward the east. Sketch the moving car. Do this on paper. Your instructor
1. 0 answers
2. asked by max
3. 1,082 views
A compact car, mass 705 kg, is moving at 1.00 102 km/h toward the east. Sketch the moving car. Do this on paper. Your instructor
1. 0 answers
2. asked by max
3. 1,033 views
Does HCl form a precipitate with NaClO?
1. 1 answer
2. asked by Ann
3. 322 views
What is the expected van't Hoff factor for NaC2H3O2 in an aqueous solution, assuming 100% dissociation.
1. 1 answer
2. asked by kyle
3. 1,522 views
1) A 6-ft propeller turns at 1200 revolutions per minute. Compare the angular velocity of the tip with the angular velocity at a
1. 1 answer
2. asked by confused
3. 880 views
What was Alexander the greats'goal wheb he poured out drinking water offered to him ib the desert and what were the results?
1. 1 answer
2. asked by Dianne
3. 763 views
A compound,KBrOx, is analyzed and found to contain 52.92% Br by mass. What is the value of x?
1. 1 answer
2. asked by anne
3. 1,354 views
Compare the patterns of earthquakes, colcanoes and mountain ranges on Earth.
1. 1 answer
2. asked by Clammyson
3. 735 views
1) What's the linear velocity of a point on the tip of a 6-ft propeller turning at 1200 revolutions per min?2) A gear is driven
1. 0 answers
2. asked by confused
3. 631 views
Evaluate the limit. (If you need to use - or , enter -INFINITY or INFINITY.)lim x +sin(x)/(2x+cos(x)) as x goes to 0.
1. 1 answer
2. asked by mike
3. 520 views
Alkali metals react with water to form hydrogen gas and the hydroxide of the metal. When 3.55 grams of an alkali metal reacts
1. 1 answer
2. asked by gina
3. 986 views
should the European culture of drinking wine should be allowed even in the workplace? Should businesses allow their european
1. 2 answers
2. asked by Anonymous
3. 752 views
which of the following best transmits light?a. pair of eyeglasses b. black construction paper c. a wooden door d. a concrete
1. 1 answer
2. asked by daphne
3. 375 views
1. Explain the effects of the following factors on the relative reactivities of Sn1 and Sn2 reactiona.Nature of the carbon
1. 0 answers
2. asked by Anonymous
3. 541 views
A ball is dropped from a height of 5 ft. Assuming that on each bounce the ball rebounds to one-third of its previous height,
1. 2 answers
2. asked by Mike
3. 880 views
u c i really want to know everything about fashion becasue i'm workng on a fashion book and i need some ideas so can u give some
1. 1 answer
2. asked by Gen
3. 573 views
A 8.5-kg bowling ball is rolling down the alley with a velocity of 3.5 m/s. For each impulse, a and b, as shown below, find the
1. 2 answers
2. asked by lets go
3. 1,229 views
Find an equation of the tangent line to the graph of the function at the given point.1 + ln xy = e^(x-y), (1,1)
1. 0 answers
2. asked by Brandon
3. 355 views
Create a "magic" square (4 columns wide x 4 rows deep) using the 12 through 27. The sum of each column should be 78, each row
1. 2 answers
2. asked by Unknown.
3. 612 views
A ball is thrown horizontally off the top of a 67 m tall building at a velocity of 7.3 m/s. How far did the ball land from the
1. 1 answer
2. asked by byung
3. 864 views
Simplifysin^2x+cos^2x+sec^2x -tan^2x+csc^2x-cot^2x
1. 1 answer
2. asked by carol
3. 827 views
0.500 moles of NOCl is placed in a 1.00L vessel at 700K,and after the system comes to equilibrium,the concentration of the NOCl
1. 0 answers
2. asked by Bob
3. 587 views
Confused on what do to do for this paper I have to write for a class here in a community college. I am to choose a country in
1. 8 answers
2. asked by Alan
3. 655 views
A 21.18 mL of 0.250 M NaOH is titrated with a H2SO4 solution. The initialvolume of H2SO4 was 13.28 and the final volume of H2SO4
1. 0 answers
2. asked by Jerome
3. 545 views
Which is not a ground state electron configuration?A. 1s2 B. 1s2 2p1 C. 1s2 2s2 D. 1s2 2s2 2p1
1. 0 answers
2. asked by Jerome
3. 432 views
As one descends group 6A of the periodic table, the number of valence electronsfound in each element A. Increases B. Decreases
1. 0 answers
2. asked by Jerome
3. 1,045 views
how do you arrange these following numbers to make this equation true 18,9,24,20 and to =18 please help....
1. 0 answers
2. asked by deb
3. 367 views
how do you arrange these numbers to make this equation true 7,26,46,15 to =160 Please help.....
1. 1 answer
2. asked by deb
3. 491 views
what would you think of a company's ethics if it changed accounting methods every year?what accounting principle would changing
1. 2 answers
2. asked by Jimel
3. 805 views
Please tell me if these are right!1.How many milliliters of 0.215 M NaOH solution are needed to completely neutralize 2.50 ml of
1. 1 answer
2. asked by Jessica
3. 991 views
A roller-coster car starts from rest at the top of a 16 meter hight track, and slides without friction through a 6 meter tall
1. 1 answer
2. asked by djspidal
3. 588 views
A 0.50 kg ball that is tied to the end of a 1.4 m light cord is revolved in a horizontal plane with the cord making a 30° angle
1. 1 answer
2. asked by kaitlyn
3. 2,436 views
A 0.50 kg ball that is tied to the end of a 1.4 m light cord is revolved in a horizontal plane with the cord making a 30° angle
1. 1 answer
2. asked by kaitlyn
3. 796 views
What is the mole of oxalic acid?Equation:H2C2O4 + 2NaOH---> Na2C2O4 + 2H2O *Moles of oxalic acid dihydrate is 0.032 mole. *
1. 1 answer
2. asked by Ivy
3. 1,530 views
I am having a total meltdown.... I want to sing, but my voice is too low! HELP!!
1. 1 answer
2. asked by Justin
3. 389 views
A person is driving a car on a straight road. The graph shows the distance in y miles that the individual is from home after x
1. 1 answer
2. asked by Lee
3. 1,766 views
what is the 50 term of the arithmetic which begins with 20 is 105? what is the common difference?
1. 1 answer
2. asked by john
3. 385 views
find the fith term (a5) of the sequence with the first term a1=10 and for whic each succwssive term is three tenths of the
1. 1 answer
2. asked by john
3. 395 views
Diagram each sampile subject and simple predicate.1. People arrived early. People/arrived 2.They started the machines.
1. 2 answers
2. asked by TiffanyJ
3. 695 views
Suppose that water waves coming into a dock have a velocity of 1.0 m/s and a wavelength of 2.2 m. With what frequency do these
1. 1 answer
2. asked by judy
3. 515 views
an arrow of mass .04 kg is pulled back 10 cm in the bow, having a force of 25.2 N. It is released 1.5m from the ground...how far
1. 1 answer
2. asked by help
3. 621 views
A tank of water 3 meters deep sits on a table 1 meter tall. A hole is located 2 meters from the bottom of the tank. Water flows
1. 1 answer
2. asked by Jib
3. 1,009 views
what is the highest freezing point of H2O, NaCl, and HF
1. 0 answers
2. asked by Anonymous
3. 1,019 views
The displacement from the equilibrium caused by a wave on a string is given by: y(x,t) = (-0.00200 m)sin[(40m^-1)x-(800s^-1)t].
1. 1 answer
2. asked by Dan
3. 763 views
5. Most factories are busy. Factories/are busy9. People are watching a show. People/are watching
1. 5 answers
2. asked by TiffanyJ
3. 401 views
Rather than rotate completely horizontally, a carousel rotates at an angle of 10° from horizontal, with a constant angular
1. 1 answer
2. asked by jessica
3. 745 views
Ashley and Nick worked on a math project together. Ashley finished 1/6 of the project and Nick finished 2/8 of the project. How
1. 4 answers
2. asked by Arushi
3. 528 views
A 2200-kg sport utility vehicle traveling at 96 km/h can be stopped in 0.21 s if it hits a concrete wall. Assume a 60 kg person
1. 1 answer
2. asked by lets go
3. 1,915 views
what is the mean for the following number? 40,60,55,45,100 ?______what is the lest Common Multiple (LCM)for 6 and 12 ?_______
1. 3 answers
2. asked by pat
3. 572 views
Need help on the #13-20.13. What is the quotient of d − 2 ) d 4 − 6d 3 + d + 17 __________________ ? A. d 3 − 4d 2 − 8d
1. 2 answers
2. asked by Emily
3. 908 views
Hello. Will you please help me with the following:1)Which article is to be used in "This event caused a/the exodus of British
1. 1 answer
2. asked by Ilma
3. 441 views
A sign is supported at its top right corner, point P. The sign is a square with 40 cm on each side and has 8.0 kg mass. What is
1. 2 answers
2. asked by Steve
3. 1,304 views
As an experiment she randomly selected 15 students and randomly assigned them to one of three groups which include either a
1. 0 answers
2. asked by tia
3. 527 views
find the fourth term of the geometric sequence whose first is 200 and common ratio is 7/2
1. 0 answers
2. asked by john
3. 470 views
There is a 1.2 m distance between a crest and an adjacent trough in a series of waves on the surface of a lake. In 30s, 35
1. 1 answer
2. asked by Lily
3. 1,019 views
WHAT ARE SOME BLURBS FOR SCOTTS PAPER COMPANY? PLEASE PLEASE HELP IM ALMOST DONE AND THIS IS CONFUSING ME
1. 5 answers
2. asked by HELP IM STUCK!!! ITS DUE TONIGHT
3. 487 views

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