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Questions Asked on July 15, 2010

what is the molecular shape of OCCl2 ion? C is the central atom.Options: 1. seesaw 2. tetrahedral 3. trigonal pyramidal 4.
1. 4 answers
2. asked by Kim
3. 5,507 views
If one of the 87 flights is randomly selected, find the probability that the flight selected arrived on time given that it was
1. 1 answer
2. asked by J.T.
3. 4,606 views
A 51-kg packing crate is pulled with constant speed across a rough floor with a rope that is at an angle of 34.0° above the
1. 4 answers
2. asked by Cookies
3. 4,406 views
Please show workYou decide to take a nice hot bath but discover that your thoughtless roommate has used up most of the hot
1. 1 answer
2. asked by Anonymous
3. 2,818 views
Leona was in a golf tournament last week. All of her four rounds of golf were within 2 strokes of par. If par was 72, wat are
1. 2 answers
2. asked by Jenny
3. 2,487 views
An electron is launched from the negative plate. It strikes the positive plate at a speed of 2.3×10^7 m/s. What was the
1. 1 answer
2. asked by katie
3. 2,329 views
perimeter of a regular pentagon with side measurements of 57 centimeters
1. 4 answers
2. asked by bran
3. 2,120 views
How do you solve this problem?In a certain industrial process involving a heterogeneous catalyst, the volume of the catalyst (in
1. 1 answer
2. asked by Jin
3. 1,972 views
The lengths of 2 legs of a right triangle are 16 cm and 30 cm. What is the length of the hypotenuse?
1. 3 answers
2. asked by david
3. 1,731 views
A sample of air contains 78.8% nitrogen, 20.94% oxygen, 0.05% carbon dioxide, and 0.930% argon by volume. How many molecules of
1. 4 answers
2. asked by Katie
3. 1,640 views
If you start with 20 grams of hydrochloric acid, how many grams of sulfuric acid will be produced? Round to the nearest tenth.
1. 2 answers
2. asked by Paris
3. 1,618 views
A sign has a mass of 1050 kg, a height h = 1 m, and a width W = 4 m. It is held by a light rod of length 5 m that is
1. 2 answers
2. asked by Jay
3. 1,554 views
1. Measurements show that there is an electric field surrounding the Earth. Its magnitude is about 100 N/C at the Earth's
1. 1 answer
2. asked by Nicole
3. 1,544 views
A certain string can withstand a maximum tension of 41 N without breaking. A child ties a 0.35 kg stone to one end and, holding
1. 1 answer
2. asked by Sam
3. 1,490 views
The force shown in the figure moves an object from x = 0 to x = 60 m, where the interval between vertical dashed lines is 20 m.(
1. 2 answers
2. asked by Elaine
3. 1,488 views
Among the contestants in a competition are 44 women and 26 men. if 5 winners are randomly selected, what is the probability that
1. 2 answers
2. asked by jEFFREY
3. 1,467 views
Which best describes longitudinal waves?________________________________________ A. Compressions and rarefactions make up
1. 3 answers
2. asked by Superman
3. 1,442 views
Using a dictionary look up and then list four definitions of the word nice that you would use in a paragraph to develop this
1. 6 answers
2. asked by Jenelle .r
3. 1,330 views
how do you solve this problem?consider the reaction A->B the rate of the reaction is 1.6 x 10^-2 M/s when the concentration of A
1. 1 answer
2. asked by Jin
3. 1,288 views
Using the activity series, explain the reason that most metals cannot exist in nature as elements but are found as compounds
1. 2 answers
2. asked by Emily
3. 1,174 views
Many analytical instruments require liquid nitrogen. While filling an instrument with liquid nitrogen, an analytical chemist
1. 1 answer
2. asked by Katie
3. 1,139 views
the perimeter of the rectangle is 294cm, the width is 57 cm, find the length
1. 2 answers
2. asked by harriett
3. 1,109 views
Which is closest to the length of the diagonal of a square whose sides measure 20 cm?
1. 3 answers
2. asked by david
3. 1,090 views
Among the contestants in a competition are 44 women and 26 men. if 2 winners are randomly selected, what is the probabilty that
1. 1 answer
2. asked by Mike
3. 1,083 views
The angle of depression of two points on opposite sides of a building are on the same horizontal level with the foot of the
1. 1 answer
2. asked by Daniel
3. 1,024 views
what is the volume of earth if the diameter of earth is 7920 miles.
1. 2 answers
2. asked by rally
3. 976 views
1. Identify the degree, leading term and leading coefficient of each polynomial function.A. f(x)= x(x+1)(3x+1)(x-2) B. f(x)=
1. 1 answer
2. asked by Stephanie
3. 974 views
How can i use the word cloy? i wrote this sentence but i'm not sure if i used the word correctly... "At first I thought you were
1. 3 answers
2. asked by Julie
3. 946 views
A ladder resting against the side of a building reaches 32 ft up the building. If the ladder is 40 ft long, how far from the
1. 3 answers
2. asked by david
3. 943 views
can someone please tell me if this is right or this simple really? the question is to express using a positive exponent. m^-6 so
1. 3 answers
2. asked by ashley
3. 942 views
some child psychologists have concluded that___ is the strongest predictor of both scholastic and career achievementA. physical
1. 1 answer
2. asked by Jane
3. 908 views
Assume the body temperatures of healthy adults are normally distributed with a mean of 98.20 °F and a standard deviation of
1. 1 answer
2. asked by Christy
3. 871 views
7. The following are the lengths of the sides of four triangles. Which is a right triangle?Triangle EFG Triangle HIJ Triangle
1. 3 answers
2. asked by david
3. 854 views
A solution is made by mixing NaOH and HNO3. Write a balanced equation for the reaction that occurs between the solutes. Express
1. 1 answer
2. asked by Wende
3. 832 views
Please show workYou decide to take a nice hot bath but discover that your thoughtless roommate has used up most of the hot
1. 2 answers
2. asked by Anonymous
3. 812 views
Determine the overall orders of the reactions to which the following rate laws apply:a) rate= k[NO2]^2 b) rate = k c) k
1. 1 answer
2. asked by Jin
3. 782 views
"If a small planet were located 8 times as far as the Earth's distance from the Sun, what would be its period in Earth years?"
1. 1 answer
2. asked by Stuck
3. 773 views
How are carbon dioxide and other trace gases thought to be potentially related to global warming? Are the levels of these gases
1. 0 answers
2. asked by Anonymous
3. 771 views
A sample of air contains 78.08% nitrogen, 20.94% oxygen, 0.05% carbon dioxide, and 0.930% argon by volume. How many molecules of
1. 0 answers
2. asked by Katie
3. 716 views
One mole of H2O(g) at 1.00 atm and 100 degrees C occupies a volume of 30.6 L. When one mole of H2O(g) is condensed to one mole
1. 0 answers
2. asked by Anonymous
3. 714 views
0.600 L of Ar at 1.20atm and 227C is mixed with 0.200 L of O2 at 501 torr and 127 C in a 400ml flask at 27C. What is the
1. 1 answer
2. asked by Anum
3. 711 views
Below i copied the assignment but, I only need help finding a peer reviewed article about the effects of optimism on physical
1. 3 answers
2. asked by QueenP
3. 698 views
w^2-3w-40=0 how are you supposed to solve this and how do you find the solution for w
1. 5 answers
2. asked by jen
3. 689 views
I need help on where to go online to find the information below, I think I am missing something, because I can't find it. I have
1. 4 answers
2. asked by Jessica
3. 686 views
Hint: Pay attention to the units of measure. You may have to convert from feet to miles several times in this assignment. You
1. 3 answers
2. asked by cyn
3. 682 views
In the figure below, a stuntman drives a car (without negative lift) over the top of a hill, the cross section of which can be
1. 0 answers
2. asked by Sam
3. 672 views
WHERE DO THE SLASHES GO IN THE SYLLABLES OF ROBERT FROST'S POEM/THE ROAD NOT TAKEN
1. 3 answers
2. asked by JAMIE
3. 669 views
Which can you do to reduce the power consumption in your home?________________________________________ A. Add more circuit
1. 1 answer
2. asked by Superman
3. 668 views
Charge must be present at a location in order for there to be electrical potential energy. Must charge also be present at a
1. 3 answers
2. asked by Nicole
3. 656 views
Consider the system I2 (g) <----> 2I (g) with H=+151 KJ. Suppose the system is at equilibrum at 1000 degree celsius. In which
1. 2 answers
2. asked by Tim
3. 643 views
address the following points: The societal changes in Europe that led to the exploration of other lands The advances in Europe
1. 1 answer
2. asked by Anonymous
3. 629 views
Pythagorean Theorem - david, Thursday, July 15, 2010 at 2:10pmEFG 3,6,9 HIJ 60,156,144 KLM 56,102,105 NOP 36,48,64 The following
1. 2 answers
2. asked by david
3. 597 views
which combination of electronic geometries:I. linear II. trigonal planar III. tetrahedral IV. trigonal bypyramidal V. octahedral
1. 1 answer
2. asked by Kim
3. 594 views
Hello,What is the hybridization of an H atom on a methane? As far as I understand, the hydrogen has 1 s orbital which bonds only
1. 1 answer
2. asked by Nat
3. 590 views
A disk with a radial line painted on it is mounted on an axle perpendicular to it and running through its center. It is
1. 1 answer
2. asked by Jay
3. 586 views
If the light travel 3.0 times 10 to the power of 8 meters/secs. How long it will take in miles/hr
1. 1 answer
2. asked by Laura
3. 578 views
summary of discovering tut the saga continues
1. 1 answer
2. asked by priya
3. 571 views
Calculate the theoretical pH after 2.50 mL and 9.50 mL of NaOH has been added in both the titration of HCl and of HC2H3O2.
1. 2 answers
2. asked by agreed
3. 571 views
A bicyclist travels in a circle of radius 31.0 m at a constant speed of 5.00 m/s. The bicycle-rider mass is 88.0 kg.(a)
1. 0 answers
2. asked by Sam
3. 559 views
Hi,I have a linear model with equation p = 5.1t - 28, where p is the number of breeding pairs of birds and t is the year. I need
1. 4 answers
2. asked by Si
3. 555 views
Donna does 26 sits-ups on her fifth day of practice. If she has done 5 more each day than the day before. how many sit up did
1. 1 answer
2. asked by julie
3. 546 views
have you ever used mnemonics to remember something complicated? if so, describe the techniques you have used. what ways might
1. 2 answers
2. asked by latoya
3. 543 views
• Post a 200- to 300-word response to the following: Compare cost control strategies of employer-sponsored health plans, in
1. 0 answers
2. asked by rennie
3. 540 views
how would a leader of a developing nation, a us citizen whose income is in the top 1%, and a us citizen whose income is in the
1. 0 answers
2. asked by christina
3. 534 views
An isosceles triangle has a perimeter of 147 inches.Each of the two equal lenghts is three times as long as the base.find the
1. 1 answer
2. asked by rally
3. 532 views
What is the basic principle that can be used to simplify a polynomial?Isn't that factoring?
1. 1 answer
2. asked by vera ( i need someone to check it
3. 532 views
Should humans strive to preserve a representative sample of all biomes or aquatic zones? Why should humans be concerned with the
1. 2 answers
2. asked by Gail
3. 528 views
I am having an issue solving this appendix....Answer the following questions. Use Equation Editor to write mathematical
1. 1 answer
2. asked by ray
3. 521 views
graph the line using its y-intercept and slope.y+4x=8
1. 1 answer
2. asked by anita
3. 517 views
2) Britain has issued the following regulation. “Whereas E. Coli and various other bacteria have caused an outbreak of disease
1. 0 answers
2. asked by Leonard
3. 510 views
Determine the slope of the tangent line to the curve y=2x^3-3x^2+1 at the point (1,0)
1. 0 answers
2. asked by Eileen
3. 509 views
the chapter is about chemical kineticsReaction mechanisms: What does it mean by mechanism of a reaction? What is an elementary
1. 1 answer
2. asked by Jin
3. 507 views
how much carbon is in 365 grams of dicarbon tetrachloride?
1. 8 answers
2. asked by Anonymous
3. 503 views
How many times longer does a 0.50 -M star fuse hydrogen at it's core than does a 1.5 -M star?
1. 1 answer
2. asked by Katrell
3. 497 views
Which is closest to the length of the diagonal of a square whose sides measure 20 cm?a.20 cm b.28 cm c.40 cm d.200 cm
1. 4 answers
2. asked by david
3. 494 views
I am showing a $8100 debit balance on prepaid insurance at the end of august. The pre-paid insurance was purchased in Feb. for
1. 0 answers
2. asked by lynn
3. 494 views
what are the advantages and disadvantages of chlorine?what is chlorine?
1. 2 answers
2. asked by doreen
3. 489 views
Explain why this statement is true: when simplifying rational expressions, we must cancel factors only, and not terms. Give an
1. 3 answers
2. asked by Lori
3. 488 views
If �Úc ≅ �Úd, m�Úc = 5x - 7, and m�Úd = 3x + 25, how many degrees are in �Úc?
1. 3 answers
2. asked by shenise
3. 475 views
Using only the digits 0 an 1, how many different numbers consisting of 8 digits can be formed?
1. 2 answers
2. asked by sha
3. 463 views
The first term of a g.p is 2 calculate the 4th given that common ratio ir 2
1. 1 answer
2. asked by The first term of a g.p is 2, calculate the 4th. Given that common ratio is 2
3. 460 views
how many grams of NaOH are contained in 250 mL of a 400 M sodium hydroxide solution
1. 2 answers
2. asked by kelly
3. 451 views
Hi,I need help with a problem about power functions and logarithms. It is found that logx and logy are linearly related show
1. 1 answer
2. asked by jen
3. 451 views
Why do extremely cold stars look fainter than we might expect from their luminosities and distances?
1. 1 answer
2. asked by Katrell
3. 440 views
Why can't we use solar type stars as spiral tracers? What type of stars make good spiral tracers? Why? What characteristics do
1. 1 answer
2. asked by Katrell
3. 439 views
On January 1st a savings account showed a balance of $280. How much interestwill be earned by the end of the year at an annual
1. 1 answer
2. asked by Christina
3. 437 views
Why have so few visual binary star systems been fully analyzed to reveal individual masses?
1. 0 answers
2. asked by Katrell
3. 437 views
How many 0.75 -M main sequence stars would it take to equal the luminosity of one 15 -M star?
1. 3 answers
2. asked by Katrell
3. 435 views
Why do you need to use appropriate punctuation, including plurals and possessives, in your writing?
1. 1 answer
2. asked by Anonymous
3. 432 views
How can i use the word cloy? i wrote this sentence but i'm not sure if i used the word correctly... "At first I thought you were
1. 1 answer
2. asked by Julie
3. 431 views
Mitch and Jane met at the mall today. Mitch goes to the mall every 3 days and jane goes to the mall every 5 days. How many times
1. 1 answer
2. asked by julie
3. 425 views
What does it mean when the teacher says "There is no need to rekey the question(s)?Thanks in advance.
1. 1 answer
2. asked by teri
3. 405 views
rocket launched from a 90 meter high building, upward speed of 20 meters per second. what will it's height be after 3 seconds.gi
1. 2 answers
2. asked by christy
3. 402 views
If the Kf value is known to be 2.0 x 10^3. The experimental values for Kf were found to be 1.0 x 10^3, 2.0 x 10^3, 3.0 x 10^3,
1. 1 answer
2. asked by hongkong
3. 398 views
Determine the slope of the tangent line to the curve y=2x^3-3x^2+1 at the point (1,0)
1. 1 answer
2. asked by Eileen
3. 383 views
what are the implications of simultaneous federal and state involvement in the insurance process
1. 1 answer
2. asked by Julie
3. 378 views
if the selling price is 4/3 of cost price, find the profit % in the transaction?
1. 1 answer
2. asked by Susan
3. 370 views
how would you calculate the weight of percipitate of AgBr that will dissolve in 400 ml of water?
1. 1 answer
2. asked by ashley
3. 369 views
A pipe is 30 ft long with a radius of 2ft.What is the maximum volume
1. 1 answer
2. asked by rally
3. 355 views
write each equation in slope-intercept form y+3= -3(x - 6)
1. 1 answer
2. asked by anita
3. 355 views

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