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Questions Asked on February 4, 2013

Could someone check my work;1. Generate the first five terms in the sequence using the explicit formula. yn = –5n – 5 –30,
1. 35 answers
2. asked by lee
3. 28,254 views
Complete the charge balance equation for an aqueous solution of H2CO3 that ionizes to HCO3^- and CO3^2-______ = ______ + _______
1. 3 answers
2. asked by Sam
3. 7,200 views
Completa las siguientes oraciones con una palabra de la misma familia de la palabra subrayada. Usa la forma correcta de cada
1. 3 answers
2. asked by Jamie Sanders
3. 5,652 views
What is the activity coefficient of H^+ in a solution containing 0.073 M HCl and 0.0090 M Ca(ClO4)2?What is the pH of the
1. 3 answers
2. asked by Sam
3. 5,146 views
At what rate will a pendulum clock run on the Moon, where theacceleration due to gravity is 1.63 m/s2 , if it keeps time
1. 1 answer
2. asked by Ellie
3. 5,110 views
A passenger in an airplane flying at an altitude of 10 kilometers sees two towns directly to the left of the plane. The angles
1. 2 answers
2. asked by AwesomeGuy
3. 4,678 views
4. Which view allows you to see the top, front, and right sides of a model?front top base plan isometric
1. 19 answers
2. asked by Anonymous
3. 4,592 views
A car starts from rest and travels for 6.0s with a uniform acceleration of 2.7m/s ^2. The driver then applies the brakes,
1. 3 answers
2. asked by george
3. 4,550 views
¿Se peinaron las chicas antes de dormir? Sí, las chicas se peinaron antes de dormir.¿Te cepillaste los dientes después de
1. 3 answers
2. asked by ashley
3. 4,190 views
Sheryl’s Shipping had sales last year of $15,000. The cost of goods sold was $7,500, general and administrative expenses were
1. 1 answer
2. asked by Ashley
3. 3,637 views
You are 55ft from a tree. The angle of elevation from your eyes, which are 4.5 ft off the ground,to the top of the tree is 61
1. 2 answers
2. asked by Vannah
3. 3,286 views
What is the value of q when 8.21g of water vaporizes at 373 K? The enthalpy of condensation of water at 373 K is -40.7 kJ/mol.I
1. 2 answers
2. asked by Sarah
3. 3,215 views
What rate of interest compounded quarterly will yield an effective interest rate of 8%?
1. 1 answer
2. asked by Anonymous
3. 2,814 views
The light beam shown in the figure on the rightmakes an angle of 20.0° with the normal line NN’ in the linseed oil.
1. 1 answer
2. asked by Anonymous
3. 2,565 views
The length of a shadow of a tree is 130 feet when the angle of elevation of the sun is θ°.a) Write the height h of the tree as
1. 1 answer
2. asked by AwesomeGuy
3. 2,463 views
Height of a KiteA 100-foot line is attached to a kite. When the kite has pulled the line taut, the angle of elevation to the
1. 3 answers
2. asked by AwesomeGuy
3. 2,241 views
An airplane is flying due west at a velocity of 100 m/s. The wind is blowing out of the south at 5 m/s. What is the magnitude of
1. 1 answer
2. asked by Amanda
3. 2,237 views
The two strands of the helix-shaped DNA molecule are held together by electrostatic forces as shown in the Figure 16-44 in the
1. 1 answer
2. asked by Adam
3. 2,157 views
The metal palladium crystallizes in a face-centered cubic lattice with an edge length of 388.8 pm. What is the density of the
1. 1 answer
2. asked by Sarah
3. 2,046 views
Angle of DepressionFind the angle of depression from the top of the lighthouse 250 feet above water level to the water line of a
1. 4 answers
2. asked by AwesomeGuy
3. 2,045 views
A copper wire and an aluminium wire have length's in the ratio 3:2.diameters n the ratio 2:3 AND FORCES APPLIED IN THE RATIO 4:5
1. 1 answer
2. asked by kalawathi
3. 1,936 views
Corinda has 400 feet of square fencing to make a play area. She wants the fenced area to be rectangular.What dimensions should
1. 2 answers
2. asked by Anonymous
3. 1,902 views
What is absolute location?A.a precise measure of where a location falls in terms of longitude and latitude using units such as
1. 1 answer
2. asked by Anon
3. 1,806 views
Find five numbers in A.P. whose sum is 12.5 and the ratio of first to the last is 2 : 3.
1. 2 answers
2. asked by Anonymous
3. 1,686 views
7. ¿Cómo se dice en español: The hospital is far from the town?A.) El hospital está cerca del pueblo. B.) El hospital está
1. 7 answers
2. asked by Cassie
3. 1,560 views
I need to decide if these capitalized words are preterite or imperfect and I just don't get it. Could someone help me out
1. 2 answers
2. asked by Joe
3. 1,543 views
2cos^2 theta + 5 sin theta - 4 = 0
1. 3 answers
2. asked by aaa
3. 1,524 views
How many kilometres on the ground is 3 cm distance on the map of south africa
1. 3 answers
2. asked by Map of south africa
3. 1,497 views
Height of a mountainWhile traveling across flat land, you notice a mountain directly in front of you. The angle of elevation to
1. 1 answer
2. asked by AwesomeGuy
3. 1,429 views
The sum of the squares of two consecutive positive even integers is one hundred sixty-four. Find the two integers.
1. 2 answers
2. asked by LaShawn
3. 1,416 views
NavigationA ship leaves port at noon and has a bearing of S 29° W. If the ship sails at 20 knots, how many nautical miles south
1. 1 answer
2. asked by AwesomeGuy
3. 1,377 views
two point charges of 2 c and -3c are separated by 6cm what is the magnitude of the electrostatic force between them? and is the
1. 2 answers
2. asked by debra
3. 1,314 views
Co,plemenentary colours lie opposite each other on the colour wheel when the pigments of two complementary colour are mixed
1. 1 answer
2. asked by Happy
3. 1,298 views
A man borrows Rs 18000 at 5% per annum compound interest .If he repays Rs 6000 at the end of the first year and Rs 8000at the
1. 1 answer
2. asked by Anonymous
3. 1,287 views
a wire whose cross-sectional area is 4mm^2is stretched by 0.1 mm by a certain load.if a similar wire double the area of
1. 2 answers
2. asked by kala
3. 1,285 views
6. Describe and explain what would happen to a cell containing 100mM NaCl, 150 mM glucose, and 100 mM protein if placed into:a)
1. 1 answer
2. asked by .....
3. 1,268 views
For the reaction below, KP = 1.6 × 106 at 400.0 °C. HCHO2( g ) <--> CO( g ) + H2O( g ) A mixture of CO( g ) and H2O(l ) was
1. 2 answers
2. asked by alifa
3. 1,267 views
Please HELP!!Question 1 of 20 5.0 Points Which of the following would be the LEAST appropriate in the closing paragraph of a
1. 2 answers
2. asked by Kristen
3. 1,267 views
8.A number raised to a negative exponent is negative.Always, never , or sometimes. 7. Evaluate 1/2a^-4b^2 a = -2 and b = 4. 6.
1. 1 answer
2. asked by Dave
3. 1,256 views
What must her minimum speed be just as she leaves the top of the cliff so that she will miss the ledge at the bottom, which is L
1. 1 answer
2. asked by Bovvy
3. 1,240 views
Discuss economic reasons that have caused many utilities to opt for coal-burning, rather than nuclear-powered, plants
1. 1 answer
2. asked by Anonymous
3. 1,239 views
The radio station WBRU broadcasts in the radio spectrum at 95.5 MHz. What is the wavelength of this electromagnetic wave in
1. 3 answers
2. asked by Alex
3. 1,198 views
If it takes 4 minutes to fill a bucket with one tap and 6 minutes to fill the bucket with another tap. Using both taps how many
1. 3 answers
2. asked by Clara
3. 1,187 views
In a water pistol, a piston drives water through a larger tube of radius 1.00 cm into a smaller tube of radius1.00 mm. (a) If
1. 2 answers
2. asked by anon
3. 1,155 views
a string of cross section 2 cm^2 is doubled in length by the application of a longitudinal force 2*10^5dynes.the young"s modulus
1. 1 answer
2. asked by kala
3. 1,152 views
A 52.5g super ball traveling at 28.0m/s bounces off a brick wall and rebounds at 18.5m/s. A high speed camera records this
1. 1 answer
2. asked by george
3. 1,151 views
A block (mass 2.4 kg) is hanging from a massless cord that is wrapped around a pulley-3 2 (moment of inertia of the pulley = 1.3
1. 0 answers
2. asked by Jess
3. 1,148 views
Hello. I will really appreciate your advice.1)Do we need the article "the" in the following context: "It is important to enhance
1. 1 answer
2. asked by Ilma
3. 1,148 views
Three people are to be selected at random, each will be given one gift card.There is one card from Home Depot,one from Best Buy
1. 5 answers
2. asked by carol
3. 1,140 views
1. References are made by the anatomist to the front,back,head and tail of the body. What anatomical reference terms are used to
1. 1 answer
2. asked by Anonymous
3. 1,130 views
Use the disk method to find the volume of the solid formed by rotating the region bounded by y=2x and y=x^2 about the y-axis
1. 1 answer
2. asked by Liz
3. 1,129 views
if a stress is numerically equal to young's modulus the elongation will beans: 1.)equal to the original length. but how?
1. 1 answer
2. asked by kala
3. 1,129 views
when the metal sphere is suspended at the end of a meal wire its extension is 0.4mm. If another metal sphere of the same
1. 2 answers
2. asked by kala
3. 1,104 views
A compact car, mass 875 kg, moving south at 16 m/s, is struck by a full-sized car, mass 1660 kg, moving east at 12 m/s. The two
1. 0 answers
2. asked by Tony
3. 1,096 views
the length of a rectangle is 5cm longer than its width and its area is 66cm square. find the perimeter of the rectangle
1. 1 answer
2. asked by ken
3. 1,081 views
Wave MotionA buoy oscillates in simple harmonic motion as waves go past. At a given time it is noted that the buoy moves a total
1. 1 answer
2. asked by AwesomeGuy
3. 1,079 views
If 1/2 of a number, 1/3 of the number, 1/4 of the number, and 2/7 of the number are added together, the sum is 575. What is the
1. 1 answer
2. asked by Bailie
3. 1,074 views
a person stands on a bathroom scale that rest on the floor of an elevvator. when the elivetor is stationary the scale registers
1. 1 answer
2. asked by bb
3. 1,066 views
Find the maximum or minimum of the following quadratic function: y = x2 - x - 56.A. -56 B. 56 C. -225/4 D. 225/4 d
1. 3 answers
2. asked by drew
3. 1,061 views
Which of the following types of information are people LEAST comfortable revealing to professionals?a. emotional b. financial c.
1. 4 answers
2. asked by katie
3. 1,047 views
A company manufactures calculators in batches of 64, and there is a 5% defect rate. Find probability of getting at least three
1. 1 answer
2. asked by Milt
3. 1,035 views
(-32)-s (-9) I am not good at algebra. I am supposed to use the distributive property, but not sure where to begin.
1. 4 answers
2. asked by Megan
3. 1,027 views
A rocket is launched from rest and moves in a straight line at 42.5 ° above the horizontal with an acceleration of 62.5 m/s2.
1. 3 answers
2. asked by Fabio
3. 1,021 views
An object has a KE= 18000 and a massof 98kg what is the speed of the object
1. 1 answer
2. asked by alexis
3. 1,019 views
A park ranger shoots a monkey hanging from a branch of a tree with a tranquilizer dart. The ranger aims directly at the monkey,
1. 0 answers
2. asked by william mclaren
3. 1,013 views
Orbital Communications has operating plants in over 100 countries. It also keeps funds for transaction purposes in many foreign
1. 0 answers
2. asked by Matt
3. 1,009 views
In" fire and ice" Frost compares fire to
1. 1 answer
2. asked by ROBYN
3. 995 views
Suppose that, in fact, the blood cholesterol level of all men aged 20 to 34 follows the normal distribution with mean of u = 188
1. 2 answers
2. asked by Zachovia
3. 994 views
1/tan beta +tan beta=sec^2 beta/tan beta
1. 1 answer
2. asked by saki
3. 985 views
How do I calculate mass in grams for something that absorbs 235J to change its temp from 13 degrees C to 55 degrees C? What is
1. 1 answer
2. asked by Dianna
3. 967 views
you have 57.0 mL of a 2.00 M stock solution that must be diluted to 0.500 M. how much water should you add?
1. 1 answer
2. asked by Anonymous
3. 961 views
A synthesis reaction occurs between 15.0g of gallium and 15.0g oxygen.1- Write a balanced equation. Ga + 02 --> Gao2 (I got this
1. 1 answer
2. asked by yengiang
3. 956 views
A bag contains two blue, three purple, four yellow, two red, three green and one orange marbles.p> What is the conditional
1. 1 answer
2. asked by Hayley
3. 949 views
I need help teaching my 2nd grader how to come up with the answer. Easy for an adult..difficult to explain to a child.I am
1. 6 answers
2. asked by cristina
3. 932 views
According to Anna, on Earth, Bob is on a spaceship moving at 0.8c towards Earth, and Carl, a little farther out, is on a
1. 0 answers
2. asked by Katie
3. 926 views
In a test run, a certain car accelerates uniformly from zero to 17 m/s in 2.95s.a.) what is the magnitude of the car's
1. 1 answer
2. asked by george
3. 925 views
Randomly select 100 purchases from your checkbook or 100 credit card purchases that you have made in the past year. Do not mix
1. 0 answers
2. asked by Anonymous
3. 915 views
Which of the following sentences is punctuated correctly?Most of Alaska averages a population density, of under, 3 people per
1. 7 answers
2. asked by Sumare
3. 914 views
What would be the value of expressing something like the national debt in scientific notation? What information would be lost in
1. 1 answer
2. asked by monet
3. 909 views
The square of an integer never hasa last digit equal to:a.1 b.4 c.5 d.8 e.9
1. 2 answers
2. asked by simthandile
3. 909 views
ionic and net ionic equation for sodium carbonate and potassium chloride
1. 1 answer
2. asked by Anonymous
3. 900 views
Homework question:In the 4 centuries following Jesus' death, Christianity(A) excluded women from leadership roles in thechurch
1. 1 answer
2. asked by JJ
3. 886 views
A heavy crate accidentally falls from a high flying airplane just as it flies directly above a Porsche parked in a car lot.
1. 1 answer
2. asked by william mclaren
3. 886 views
A copper (Cu) weight is placed on top of a 0.24 kg block of wood (density = 0.60 103 kg/m3) floating in water. What is the mass
1. 3 answers
2. asked by Anonymous
3. 871 views
The British Sovereign coin is an alloy of gold and copper having a total mass of 7.988 g and is 22-karat gold.(a) Find the mass
1. 1 answer
2. asked by anon
3. 868 views
A sound wave has a wavelength of 3.0 m.?The distance from a compression centre to the adjacent rarefaction centre is:
1. 2 answers
2. asked by bb
3. 864 views
Which of the following relations is a function?A. {(5, 2), (3, 2), (4, 2), (5, 1)} B. {(1, 2), (1, 3), (2, 1), (3, 4)} C. {(1,
1. 2 answers
2. asked by drew
3. 857 views
The nuclear reactionSn �¨ Sb + ? is an example of
1. 1 answer
2. asked by Anonymous
3. 853 views
The complete combustion of 1.00 ml of octane increases the temperature by 22.7 degrees celsius. The density of octane is
1. 8 answers
2. asked by Zack
3. 817 views
Is there any resourceful sites for kids/teens about Dubios (bio or facts about him). I'm trying to find one....
1. 1 answer
2. asked by Laruen
3. 815 views
A person driving her car at 56km/hr approaches an intersection just as the traffic light turns yellow. She knows that the yellow
1. 1 answer
2. asked by george
3. 814 views
Each side of the shaded square is 1 unit. What is the length, width, and area of the figure?
1. 0 answers
2. asked by Sanaya
3. 808 views
A rocket was launched and it now has an acceleration of 3m pers second squared upwards.the mass of the rocket is
1. 2 answers
2. asked by Tshephiso
3. 805 views
A traverse with five sides has interior angles with the following measures: 121deg 45 min: 118 deg 25 min; 87 deg 32 min; 98deg
1. 1 answer
2. asked by Barb
3. 800 views
A photograph is 25 cm and 20 cm high. It must be reduced to fit a space that is 8 cm high. Find the width of the reduced
1. 2 answers
2. asked by Sue
3. 795 views
Just this one question please .1.According to the MLA style, how should you format the title of a magazine article? A . In
1. 3 answers
2. asked by Dave
3. 793 views
The cubit is an ancient unit of length based on the distance between the elbow and the tip of the middle finger of the measurer.
1. 0 answers
2. asked by Kdom
3. 781 views
What is the range of the inverse of relation {(1, 7), (2, -4), (5, 6), (2, 8)}?A. {1, 2, 5} B. {-4, 6, 7, 8} C. {1, 5} D. {-4,
1. 3 answers
2. asked by drew
3. 779 views
Mountain DescentA road sign at the top of a mountain indicates that for the next 4 miles the grade is 12%. Find the angle of the
1. 1 answer
2. asked by AwesomeGuy
3. 778 views
If capital’s share of income is 25% and labor’s share of income is 75%, the stocks of both capital and labor increase by 50%
1. 0 answers
2. asked by Erica
3. 765 views

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