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Questions Asked on November 3, 2011

what is the wavelength in nm of radiation having a frequency of 2.45x10^9Hz
1. 4 answers
2. asked by plssss!
3. 5,793 views
The curve y = x/(1 + x^2) is called a serpentine. Find an equation of the tangent line to this curve at the point(2,
1. 2 answers
2. asked by Andy
3. 5,741 views
An airline runs a commuter flight between Portland and Seattle, which are 145 miles apart. If the average air speed could be
1. 2 answers
2. asked by Amy
3. 5,097 views
DISTANCE-TIME for RUNNERSTime(s) 1 2 3 4 Sally's Distance(m) 2 4 6 8 Alonzo's Distance(m) 1 2 2 4 Make a distance-time graph
1. 4 answers
2. asked by Ashley
3. 4,939 views
a 10.0mL sample of an unknown H3PO4 solution requirs 112mL of 0.100 M KOH to completely react with the H3PO4. What was the
1. 2 answers
2. asked by Monique
3. 4,643 views
What do you think Deganawida meant when he said, "All shall receive the Great Law and labor together for the welfare of man"?
1. 11 answers
2. asked by dakota
3. 4,481 views
A man whose mass is 70 kg walks up to the third floor of a building. This is a vertical height of 12 m above the street level.(a
1. 1 answer
2. asked by pakilina
3. 4,240 views
A box of cereal cost $3.59 for 30 oz. Find the unit rate.
1. 7 answers
2. asked by Adam
3. 4,141 views
a stone is dropped from a 75m building. when a stone has dropped 15m, a second stone was thrown downward with an initial
1. 3 answers
2. asked by Oscar Zambrano
3. 3,961 views
The length of a track around a football field is 1/4 mile. How many miles do you walk if you walk 2 3/4 times around the track?
1. 9 answers
2. asked by Mia
3. 3,910 views
A baseball bat balances 61.1 cm from one end. If a 0.600 kg glove is attached to that end, the balance point moves 22.7 cm
1. 1 answer
2. asked by Cooper
3. 3,624 views
In ∆RST, RS = 10, RT = 15, and m∠R = 32. In ∆UVW, UV = 12, UW = 18, and m∠U = 32.Which of the following statements is
1. 2 answers
2. asked by chris
3. 3,428 views
You have 32 feet of fencing and want to determine the maximum area that can be enclosed with the fencing to make a flower
1. 2 answers
2. asked by Anonymous
3. 3,273 views
A 60 kg skydiver moving at terminal speed falls 50 m in 1 sec. What power is the skydiver expending on the air? The terminal
1. 2 answers
2. asked by pakilina
3. 3,237 views
Jill of the Jungle swings on a vine 6.4 long.What is the tension in the vine if Jill, whose mass is 59 , is moving at 3.0 when
1. 2 answers
2. asked by Chris
3. 3,192 views
how many faces does rectangular prism have? and How many vertices does rectangular prism have?
1. 2 answers
2. asked by krys
3. 2,794 views
A set of fossilized triceratops footprints discovered in Texas show that the front and rear feet were 3.2 m apart. The rear
1. 1 answer
2. asked by Cooper
3. 2,667 views
a bus trip covers 191 km and takes 4 hours and 15 miniutes. What is the average speed of the bus in kilometers per hour?
1. 5 answers
2. asked by Mary
3. 2,626 views
In a coffee cup calorimeter, 50.0 mL of 0.100 MAgNO3 and 50.0 mL of 0.100 M HCl are mixed to yield the following reaction: Ag+
1. 2 answers
2. asked by Joe
3. 2,590 views
a student mixes 88.6g of water at 74.3 degree Celsius with 57.9g of water at 24.8 degree Celsius in an insulated flask.What is
1. 2 answers
2. asked by asembi
3. 2,238 views
Select all that follow the trends of lattice energy:BaO > KF 1. Fluorine is more electronegative than oxygen. 2. The ions in BaO
1. 2 answers
2. asked by Kajri
3. 2,236 views
PLEASE HELP !!Identify the pronoun in the sentence below. Also identify the class and noun function of the pronoun using the
1. 4 answers
2. asked by sammy
3. 2,209 views
83.Minimizing Marginal Cost The marginal cost of a product can be thought of as the cost of producing one additional unit of
1. 1 answer
2. asked by Terry
3. 2,154 views
PLEASE CORRECT!!_______ 1. A Modest Proposal satirizes — A English policy in Ireland B Irish bankers C people who do not pay
1. 0 answers
2. asked by lucy
3. 2,112 views
the de broglie wavelength of an electron with a velocity of 6.00 x 10^6 m/s is ____m. the mass of the electron is 9.11 x
1. 1 answer
2. asked by Hector
3. 2,044 views
A thin, light wire is wrapped around the rim of a wheel, as shown in the following figure. The wheel rotates without friction
1. 2 answers
2. asked by omg
3. 1,989 views
A bicyclist is coasting down a road that is sloped downward at an angle of 8°. The bicycle and bicyclist have a total mass of
1. 1 answer
2. asked by Pat
3. 1,927 views
A density graph for all the possible speeds between 0 mph and 320 mph is in the shape of a triangle. What is the height of the
1. 2 answers
2. asked by Bob
3. 1,889 views
Answer the following questions for the functionf(x) = sin^2(x/3) defined on the interval [ -9.424778, 2.356194]. Rememer that
1. 2 answers
2. asked by Anonymous
3. 1,873 views
mei salary starts at 16,000 per year with annual raises or 1,500. janet salary is 19,300 with annual raise of $950.00. After how
1. 2 answers
2. asked by mdm
3. 1,807 views
The local zoo keeps track of how many dragonflies are breeding in their insect exhibit each day.Day: 1, 2, 3, 4, 5 Dragonflies:
1. 1 answer
2. asked by Vanessa
3. 1,777 views
Which equation does not fit the definition of oxidation?1. Na ® Na+ + e- 2. C2H6 ® H2 + C2H4 3. C + O2 ® CO2 4. Ag+ + e- ®
1. 1 answer
2. asked by nan
3. 1,699 views
After earning interest the balance of an account is $420. The new balance is 7/6 of the orginial balance. How much interest was
1. 2 answers
2. asked by Elly
3. 1,675 views
The sugar arabinose, C5H10O5, Molar Mass = 150.15 g/mole, was completely combusted with excess oxygen in a calorimeter.
1. 2 answers
2. asked by Anonymous
3. 1,669 views
You have been hired as a marketing consultant to Johannesburg Burger Supply, Inc., and you wish to come up with a unit price for
1. 2 answers
2. asked by lc
3. 1,639 views
a newspaper company currently charges $11 a week to its subscribers, but is considering raising their price. the company found
1. 1 answer
2. asked by Mike
3. 1,534 views
Consider the dissolution of CaCl2:CaCl2(s) -----------> Ca2+(aq) + 2Cl-(aq) ΔH=-81.5 kJ/mol An 11.0 gram sample of CaCl2 is
1. 1 answer
2. asked by Bob
3. 1,505 views
Consider the curve defined by y4= y2- x2. At what ordered pair (x,y) is the line 4x√3-4y=1 tangent to the curve y4= y2- x2?
1. 2 answers
2. asked by Anju
3. 1,496 views
Which of the following solutions would have the lowest boiling point?A.1.0 M NaCl B.2.0 M NaCl C.3.0 M NaCl D.4.0 M NaCl
1. 1 answer
2. asked by SANDRA
3. 1,485 views
A uniform metal rod, with a mass of 3.0 kg and a length of 1.0 m, is attached to a wall by a hinge at its base. A horizontal
1. 1 answer
2. asked by Cooper
3. 1,478 views
A piece of plywood is cut into strips 2 1/2 inches wide. How many strips of this width can be cut? HELP!!!
1. 3 answers
2. asked by Linta
3. 1,441 views
Lee Holmes deposited $15,000 in a new savings account at 9% interest compounded semiannually. At the beginning of year 4, Lee
1. 2 answers
2. asked by Linda
3. 1,426 views
was is density if mass = 10g and volume = 2cm squared?
1. 2 answers
2. asked by kathy
3. 1,422 views
A uniform disk with a mass of 27.3 kg and a radius of 0.309 m is free to rotate about a frictionless axle. Forces of 90.0 N and
1. 1 answer
2. asked by Sami
3. 1,396 views
The basketball player Steve Nash is the all-time career free throw shooter among active players. He makes about 90% of his free
1. 1 answer
2. asked by Mandy
3. 1,341 views
Market demand is given as QD = 200 â€“ 3P. Market supply is given as QS = 2P + 100. Each identical firm has MC = 0.5Q and
1. 1 answer
2. asked by martha
3. 1,340 views
Write a formula for the compound that forms from potassium and acetate.
1. 3 answers
2. asked by Anonymous
3. 1,249 views
Lance Jackson deposited $5,000 at Basil Bank at 9% interest compounded daily. What is Lance's investment at the end of 4 years?
1. 2 answers
2. asked by Lidsay
3. 1,247 views
How much heat is required to warm 250.4 g of water from 22.6 C to 75.8 C given that the specific heat capacity of water is 4.184
1. 3 answers
2. asked by Teresa
3. 1,221 views
waste produced by people in delaware has been dumped into the atlantic ocean, where it is distributed by surface ocean currents.
1. 0 answers
2. asked by zoey
3. 1,211 views
Calculate the molarity of the commercial bleach before it was diluted. bleach 6.25%
1. 1 answer
2. asked by Anna
3. 1,198 views
A baseball was hit at 45m/s at an angle of 45 degrees above the horizontal. How long did it remain in the air? How far did it
1. 0 answers
2. asked by Sarah
3. 1,194 views
Look for a pattern in each table of values to determine which model best describes the data. Then write an equation for tue
1. 1 answer
2. asked by Austin
3. 1,183 views
A certain town is at a latitude of 35.2 degrees N. Find the distance in miles from the town to the north pole.
1. 1 answer
2. asked by Arielle
3. 1,178 views
First of all, we're learning how to solve equations with variables on both sides.Write and solve an equation for the situation.
1. 1 answer
2. asked by Mercedez
3. 1,175 views
I am writing a comparison essay how Miley cyrus song the climb argument is better than katy perry fireworks. I need help
1. 1 answer
2. asked by lalala
3. 1,154 views
Factor the trinomial. If the trinomial cannot be found, say so.11m^2 + 14m - 16 I just want to make sure...would the answer be
1. 1 answer
2. asked by Linda
3. 1,150 views
How did powerful families of Japan like the Fujiwara legitimate their power at court
1. 0 answers
2. asked by tasha
3. 1,144 views
A body slides down a curved track which is one quadrant of a circle of radius R. If it starts from rest at the top of the track
1. 1 answer
2. asked by pakilina
3. 1,125 views
Which group forced the Chinese to acknowledge their claim to the mandate of heaven and sign a treaty in 1127 C.E
1. 0 answers
2. asked by tasha
3. 1,102 views
barry puts TVs on a 15-foot shelf in his electronics store. He allows 2 1/2 feet of space for each TV. He will be able to put
1. 1 answer
2. asked by kev
3. 1,101 views
Upon examining its records, a hospital computes the distribution of the number of days a patient stays at the hospital. They
1. 1 answer
2. asked by Mandy
3. 1,069 views
the time x (in days), that it takes a planet to revolve around the sun can be approximated by the equation x=0.407√(d^3),where
1. 1 answer
2. asked by Mary
3. 1,067 views
The annual interest rate on an investment is 8%. What is the quarterly rate?(a) 1% (b)12% (c) 16% (d)2% (e)3% Can someone help
1. 3 answers
2. asked by George
3. 1,054 views
if offspring exhibit a 3:1 phenotype ratio, what are the genotypes of the parents?
1. 0 answers
2. asked by Adrian
3. 1,050 views
A fish takes the bait and pulls on the line with a force of 2.2 N. The fishing reel, which has a friction clutch that exerts a
1. 0 answers
2. asked by Cooper
3. 1,044 views
Suppose you need to measure the mass of an object, but have only a 7-kg standard mass and a meter stick. Place a knife edge
1. 1 answer
2. asked by Sami
3. 1,041 views
A communications satellite with a mass of 400 is in a circular orbit about the Earth. The radius of the orbit is 3.7×104 as
1. 1 answer
2. asked by Chris
3. 1,035 views
Runner A is initially 7.0 km west of a flagpole and is running with a constant velocity of 6.5 km/h due east. Runner B is
1. 2 answers
2. asked by Cassie
3. 1,027 views
The experimental rats were being raised in separate environments. One group lived in the traditional cage in a quiet, but well
1. 1 answer
2. asked by tj
3. 1,026 views
If gas cost $3.97 per gallon, what is the cost of filling a 13.8 gallon gas tank?Do I multiply this? Is $54.78 the correct
1. 1 answer
2. asked by Samantha
3. 1,017 views
Technology has been used for centuries to study the ocean. Trace the history of one piece of technology. What do you think is
1. 0 answers
2. asked by Kevin
3. 1,016 views
An extruder can fill an empty bin in 2 hours and a packaging crew can empty a full bin in 5 hours. If a bin is half full when an
1. 1 answer
2. asked by GY
3. 1,005 views
On Apollo missions to the Moon, the command module orbited at an altitude of 150 above the lunar surface.How long did it take
1. 0 answers
2. asked by jessica
3. 979 views
Add 3+ 4i and -4+2i graphicallyMy class got 1+ 2 radical 10 /2 and 1-2 radical 10 /2 . whenever i put this into the y= graph,
1. 1 answer
2. asked by Tomtom
3. 978 views
Your box of raisin bran cost $1.89 last year. This year it costs $2.25. What is the inflation rate?
1. 1 answer
2. asked by jacob
3. 971 views
I have an airplane that has an ignition system that works like this. There are 2 energy producing devices, called magnetos that
1. 1 answer
2. asked by Sam
3. 949 views
In each of the following situations, state whether or not the given assignment of probabilities to individual outcomes is
1. 1 answer
2. asked by Mandy
3. 941 views
between 1400000 and 500000 years ago early hominids learned how to?
1. 2 answers
2. asked by lydia
3. 922 views
On Apollo missions to the Moon, the command module orbited at an altitude of 150 above the lunar surface.How long did it take
1. 2 answers
2. asked by Tyler
3. 921 views
I'm having some trouble with a stats portion of an animal behavior lab. We have to do chi-sqaure tests to test 3 hypothesis,
1. 0 answers
2. asked by Jackie
3. 917 views
If 0.5 ml of serum is added to 1.5 ml of saline, what is the dilution
1. 1 answer
2. asked by Shaquilla
3. 902 views
How would you differentiate anime from American animated series/films? Is it in the story-line, art, etc.? Do they influence one
1. 4 answers
2. asked by Anon
3. 897 views
ethanol(C2H5OH)and gasoline(assumed to be octane,C8H18) are both used as automobile fuel.if gasoline is selling for
1. 0 answers
2. asked by asembi
3. 896 views
MIKE HAS 2 MATS THAT ARE IN THE SHAPE OF TRIANGLES THE SCALE FACTOR OF THE 2 TRIANGULAR MATS IS 7/9 WHAT IS THE RATIO OF THE
1. 3 answers
2. asked by TODD
3. 880 views
Identify the pronoun in the sentence below. Also identify the class and noun function of the pronoun using the abbreviations
1. 2 answers
2. asked by sammy
3. 869 views
1. A plane accelerated from a speed of 2.0 m/s at the rate of 3.0 m/s2 over a distance of 530 m. What is its speed after
1. 1 answer
2. asked by ray
3. 865 views
A 8.0×10−2- toy airplane is tied to the ceiling with a string. When the airplane's motor is started, it moves with a constant
1. 2 answers
2. asked by Chris
3. 862 views
why has the national government's power increased since the constitution was ratified? Explain fully.
1. 1 answer
2. asked by Sangita
3. 851 views
What books would connect to chapter 7 of the Great Gatsby? I can't seem to connect any books to that chapter. Any ideas?
1. 0 answers
2. asked by Anonymous
3. 848 views
water at 20°C has viscosity n=1.0*10^-3 Ns/m^2. sand grains have density 2400kg/m^3. suppose a 1.1 mm diameter sand grain is
1. 3 answers
2. asked by anna
3. 843 views
I have 93.954 mL of a generic cola solution. The solution contains:Molarity of H++1.005e-7 Molarity of OH- = 1.005e-7 Molarity
1. 1 answer
2. asked by Emily
3. 840 views
Are my sentences correct with the following directions?(Sentences below directions) Using California as a topic, number and
1. 2 answers
2. asked by Alyssa
3. 839 views
You pull downward with a force of 32 N on a rope that passes over a disk-shaped pulley of mass 1.3 kg and radius 0.075 m. The
1. 0 answers
2. asked by Cooper
3. 829 views
if x moles of PbCl2(s) dissolve in 1.00L of water, how many moles of Pb2+(aq) are produced? how many Cl- produced?
1. 1 answer
2. asked by kevin
3. 828 views
A certain radioactive substance has a half-life of 1 hour. If you start with 1 gram of the material at noon, how much will be
1. 1 answer
2. asked by cheryl
3. 817 views
How do you think the founders of the roman republic would have viewed the roman empire
1. 1 answer
2. asked by Adam
3. 815 views
A tortoise can run with a speed of 16.0 cm/s, and a hare can run exactly 25 times as fast. In a race, they both start at the
1. 3 answers
2. asked by joy
3. 812 views
A torque of 0.13 N*m is applied to an egg beater. If the egg beater starts at rest, what is its angular momentum after 0.50 s?
1. 0 answers
2. asked by Cooper
3. 808 views
On Apollo missions to the Moon, the command module orbited at an altitude of 150 above the lunar surface.How long did it take
1. 0 answers
2. asked by Chris
3. 808 views

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