Ask a New Question
Search
Archives
2011
April
Questions Asked on
April 18, 2011
A cake of soap placed in a bathtub of water sinks. The buoyant force on the soap is:
a- Zero b- Less than its weight c- Equal to
3 answers
asked by
DMITRIC
5,952 views
In the diagram below of isosceles trapezoid DEFG, DE ll GF. DE = 4x − 2, EF = 3x + 2, FG = 5x − 3, and GD = 2x + 5. Find the
4 answers
asked by
Jessica
5,422 views
Richard is flying a kite. The kite string makes an angle of 57 degress with the ground. If Richard is standing 100 feet from the
4 answers
asked by
ashely
5,419 views
WHAT REFERENCE SOURCE WOULD YOU USE TO FIND THE AVERAGE SNOWFALL IN JANUARY IN NOME,ALASKA????
P.S.IS THIS FREE???
21 answers
asked by
CALLI
5,161 views
Find the surface area of a rectangular prism with a length of 8 inches, a width of 5 inches and a height of 2 inches.
so far this
6 answers
asked by
mary
4,518 views
A ray of light of frequency is 5.09 x 10^14 Hz is traveling from water to medium X. The angle of incidence in water is 45
1 answer
asked by
Jeshondria
3,523 views
Calculate [OH-] and pH for the following strong base solution: 10.0 mL of 0.0105 M Ca(OH)2 diluted to 500.0 mL
3 answers
asked by
Kendall
3,230 views
The enthalpy formation of ethanol, C2H5OH, is -277.0 kJ/mol @ 298.15 K. Calculate the enthalpy of combustion of one mole of
3 answers
asked by
Morgan
2,900 views
A concave spherical mirror has a radius of curvature 15 cm. A 1 cm tall bulb is placed in front of the mirror such that its
2 answers
asked by
ashley --
2,894 views
Using the subject “usted” and the verb in the imperative, tell your instructor three things she or he must do. Then tell
3 answers
asked by
Anna
2,581 views
Dispersion in a window pane. In the figure on the left, a beam of white light is incident at angle θ = 51° on a common window
1 answer
asked by
Jenna
2,493 views
A sample of O2 gas was collected over water at 23ºC and 711 torr. What is the partial pressure of the O2? (The vapor pressure
2 answers
asked by
jan
2,443 views
A charge of 0.25 C moved from a position where the electric potential is 20 V to a position where the potential is 50 V. What is
1 answer
asked by
Mikie
2,375 views
Name the lengths of the sides of three rectangles that have perimeters of 14 units.
5 answers
asked by
leslie
2,297 views
I'm preparing for a test and one of the questions in my text is as follows:
In a trivia contest,Sam has drawn a topic he knows
4 answers
asked by
ann
2,258 views
Find a Cartesian equation for the polar curve y = 5tan(theta)sec(theta). I think I got it but I just wanted to double check.
10 answers
asked by
Paige
2,231 views
A salt solution can be acidic, basic, or neutral. when dissolved in water, which of the following salts will not affect the pH:
1 answer
asked by
max
2,193 views
At the time of the birth of a child, a parent wants to begin a college fund that will grow to $50000 by the child's 18th
2 answers
asked by
Anonymous
1,850 views
In standard (x,y )coordinate plane,the graph of (x-2)^2 + (y+4)^2=9 is a circle.What is the area enclosed by this
1 answer
asked by
ashley
1,763 views
1) Part A: Two pellets, each with a charge of 3 × 10−6 C,
are located 0.03 m apart. What is the electric force between them?
3 answers
asked by
Anonymous
1,725 views
In how many ways can a committee of five people be selected from seven women and nine men if at least one woman must be in the
2 answers
asked by
Fakaapo
1,717 views
The input piston of a hydraulic press is 20mm in diameter, and the output piston is 10mm in diameter. an input force of 1.0N
2 answers
asked by
DMITRIC
1,638 views
Please can you me What a linear inequality describes the graph of a dashed line passing through (0,3) and (6,0) with the space
1 answer
asked by
sateko
1,627 views
The chart shows the number of cars sold per week at a car dealership during the month of June.
Salesperson Week 1 Week 2 Week 3
4 answers
asked by
Sammy
1,598 views
Ammonia, NH3, for fertilixer is made by causing hydrogen and nitrogen to react at high temperature and pressure. How many moles
1 answer
asked by
chelsea
1,571 views
What do the following people like? Write the correct form of the verb gustar in each sentence.
1. A mí la cena que prepara
4 answers
asked by
Cierrah
1,571 views
An airplane rises vertically 1000 feet over a horizontal distance of 1 mile. What is the angle of elevation of the airplane's
2 answers
asked by
Barnie
1,503 views
An airplane rises vertically 1000 feet over a horizontal distance of 1 mile. What is the angle of elevation of the airplane's
2 answers
asked by
ashely
1,458 views
. Find the volume of the sphere with a radius of 9. Use ð = 3.14 and round your answer to the nearest tenth.
4. Find the volume
1 answer
asked by
BreAnna
1,428 views
The length of a rectangle is 3 times the width . If the perimeter is to be at least 48 meters, what are the possible values for
2 answers
asked by
Nancy
1,408 views
How does an inventory write-off effect the cash flow statement?
0 answers
asked by
Rhea
1,349 views
With the forces in equilibrium if a stationary climber is using a rope which is 60 degrees to the vertical, the rock face is at
1 answer
asked by
Declan
1,344 views
Need help I missed this problem on my test. My answer was 31.8in^2. The right answer was 8.0in^2
How should I have worked the
2 answers
asked by
mary
1,324 views
Find the # of possible choices for a 2 digit password that is greater than 19. Then find the # of possible choices for a 4 digit
1 answer
asked by
Kory
1,318 views
I missed this problem on my test. I had 23 ft and the correct answer was 16 ft.
How should I of worked this problem? A trapezoid
2 answers
asked by
mary
1,317 views
A salt solution can be acidic, basic, or neutral. when dissolved in water, which of the following salts will make the solution
1 answer
asked by
max
1,315 views
A hydrogen atom electron in an excited state with n = 7 drops to a lower energy state with n = 3. What is the wavelength of the
1 answer
asked by
Kamila
1,306 views
Lottery: One million tickets were sold for a lottery in which a single prize will be awarded.
a)If you purchase a ticket,
2 answers
asked by
Brenda
1,295 views
explain how the wage can adjust to balance the supply and demand for labor while simultaneously equaling the value of the
0 answers
asked by
gdlola
1,285 views
In a reaction vessel, 2.4 mol of Al(OH)3 and 5.3 mol of H2SO4 react.
Products: Al2(SO4)3, H2O [I know...] Moles of Al2(SO4)3 in
1 answer
asked by
Marriot
1,281 views
As vice president of sales for a rapidly growing company, you are grappling with the question of expanding the size of your
0 answers
asked by
Rico
1,254 views
in 10-15 lines critically discuss 5 ways in which the human or environmental problem impacts on the community
16 answers
asked by
Tania
1,198 views
How many grams of glucose (180g/mole) would be needed to make 100ml of a 1.5 M solution?
0 answers
asked by
matt
1,193 views
If you were to prepare a 1.00 molal solution of CaCl2 beginning with water at 27.0 C, what would the final temperature of the
2 answers
asked by
Bob
1,190 views
Which of the following conditions is not necessary to observe an interference pattern between two sets of waves?
Choose one
2 answers
asked by
ashley --
1,182 views
find the point on the line 6x+7y-5=0 closest to (2,2)
1 answer
asked by
Jane
1,181 views
The lateral area of a regular pyramid is 300 square units. The perimeter of its base is 100 units. Find the slant height of the
1 answer
asked by
mary
1,180 views
what is the balance equation of CH3COOH(aq)+NH3(aq)
1 answer
asked by
yr
1,147 views
An airplane rises vertically 1000 feet over a horizontal distance of 1 mile. What is the angle of elevation of the airplane's
2 answers
asked by
ashely
1,132 views
volume of solid whose base is a circle with radius a, and cross sections of the solid cut perpendicular to the x-axis are
0 answers
asked by
judy
1,125 views
Following are the speeds of 40 cars clocked by radar on a particular road in a
35-mph zone on a particular afternoon: 30, 36, 42,
2 answers
asked by
tonya
1,122 views
Hachure lines, or lines with teeth, describe
1 answer
asked by
cassie
1,119 views
I don't understand how to answer this problem:
The base of a solid is bounded by y=x+1 and y= x^2-1. Find the volume of the solid
0 answers
asked by
Alexandra
1,103 views
I forgot to include the following sentences. Thank you very much for your help.
6) "Anything could happen while we are out
1 answer
asked by
Mike1
1,102 views
so i posted a question very similar to this yesturdya but i have now have a more spesific question. do you guys know any poems
1 answer
asked by
hannah
1,098 views
scott bought two items at daves fruit market. the cashier told him that he owed $5.49. why is the cashier incorrect? what did
1 answer
asked by
kylie
1,079 views
When electricity is applied to a molten binary salt, the cation will be reduced and the anion will be oxidized. The electrolysis
2 answers
asked by
Anonymous
1,070 views
What average force is required to stop an 1900 car in 6.0 if the car is traveling at 80 ?
2 answers
asked by
colleen
1,063 views
If one leg of a right triangle is 8 inches long, and the other leg is 12 inches long. How many inches long is the triangles
1 answer
asked by
ashely
1,061 views
the root mean square speed of a certain gaseous oxide is 493 m/s at 20 C. what is the molecular formula of the compound.
how is
3 answers
asked by
CHEMCHEM
1,058 views
Find any absolute maximum and minimum and local maximum and minimum for the function f(x)=x^3-4x+5 on the interval [0,5). Make
5 answers
asked by
Janet
1,058 views
A patient of mass 75kg sits in a wheelchair of mass 30kg. What is the force needed to push both up a 30 degree slope? If the
1 answer
asked by
Declan
1,055 views
Josh has 15 sports cards. He has 3 more baseball cards than basketball cards. How many baseball cards does he have?
2 answers
asked by
Anonymous
1,047 views
Write a mechanism for the aldol reaction of 3,3-dimethyl-2-butanone.
0 answers
asked by
Anonymous
1,045 views
draw at least two shapes with an area of 6 square units and a perimeter of 12 units
2 answers
asked by
Rayna
1,044 views
1.¿Qué aprendas en la clase de español?
Yo aprendo hablar y escribir en español. 2.¿Qué piensas hacer mañana? Pienso ir a
1 answer
asked by
Jordie
1,022 views
I urgently need you to revise these questions as a post-reading activity.
Can you please check the questions? 1) Jamal is
1 answer
asked by
Mike1
1,011 views
Find the equation that describes the energy of a photon emitted as an electron relaxes from a higher energy level to a lower one
2 answers
asked by
Toni Jones
1,009 views
How do you find one fourth or two thirds?
1 answer
asked by
Kelly
1,002 views
How large a current would a very long, straight wire have to carry so that the magnetic field 2 cm from the wire is equal to 1 G
2 answers
asked by
kamal
993 views
find Sn for geometric sequence with a1 = 8, n = 9, and r = -1?
Sn = a1(1-r ^n) / (1-r) = 8(1-1)/(1+1) = 8(0)/2 = 0 is this
0 answers
asked by
anonymous
983 views
From the top of a lighthouse 210 feet high, the angle if depression to a boat is 27 degress. Find the distance from the boat to
2 answers
asked by
ashely
979 views
find the surface area of a right cylinder with a diameter of 4cm and a height of 6cm. Round to the nearest hundredth.
Book answer
1 answer
asked by
mary
970 views
The sixth harmonic of a 70 cm long guitar string has a frequency of 557.14 Hz. What is the velocity of sound in the guitar
1 answer
asked by
ashley --
970 views
1. In this problem, we analyze the profit found for sales of decorative tiles. A demand equation (sometimes called a demand
0 answers
asked by
EJ
966 views
What is the value of the gravitational acceleration at a height of 2000 km above the surface of the Earth?
0 answers
asked by
azure
965 views
Calculate the equilibrium constant for the following reaction of a weak acid and base HF + NH3 <=> NH4+ + F-
given Ka (HF) = 6.9
2 answers
asked by
max
953 views
I urgently need to know a good site where to find reading comprehensions at a pre-intermediate, intermediate level to be set as
2 answers
asked by
Mike1
951 views
how many grams of solid KOH is needed to neutralize 1.00 L of 0.250 M HNO3 solution?
1 answer
asked by
Helena
946 views
What is decoupage? i don't understand.
1 answer
asked by
Nisa
945 views
Where should the birthday candle of height 5 cm be placed in front of a convex lens of focal length 15 cm so that a real image
0 answers
asked by
ashley --
941 views
which of the following statements concerning air resitance is false?
a. skydiverscan influence their speed by changing thier body
0 answers
asked by
deonne
918 views
4. How would you convert 9.0 grams of water to moles?
0 answers
asked by
Anonymous
918 views
A valence election in an atom of sulfur is excited by heating a sample. The electron jumps from the s orbital to the p orbital.
1 answer
asked by
kamila
912 views
when 5.00 g of CaCl2 dissolves in 50.0g of water, what is the boiling point of the solution
1 answer
asked by
Leah
906 views
A sphere of mass M is supported by a string that passes over a pulley at the end of a horizontal rod of length L. The string
0 answers
asked by
Anonymous
904 views
Hey, we covered limits at the beginning of the year, but I cannot remember how to do them at all.
>>>what is the limit, as x
1 answer
asked by
Rachel
893 views
From the top of a lighthouse 210 feet high, the angle if depression to a boat is 27 degress. Find the distance from the boat to
2 answers
asked by
Barnie
889 views
Calculate the angular velocity of the minute hand of a clock.
1 answer
asked by
amy
883 views
When electricity is applied to a molten binary salt, the cation will be reduced and the anion will be oxidized. The electrolysis
2 answers
asked by
Anonymous
871 views
When graph a linear inequality, we use solid line if the sign of inequality is < or >.it is true or false
1 answer
asked by
sateko
868 views
I have a circle with a radius of 20in. Arc mEGF = 235(not shaded part of circle) find the area of arc EF (shaded sector of
1 answer
asked by
mary
839 views
an electric motor lifts on elevator 9 m in 15s by exerting an upward force of 1.2 x 10^4 calculate the power
2 answers
asked by
jack
828 views
Tom's new CD player has a 9-disc changer. If she owns 45 CDs, in how many ways can he choose 9 CDs to listen to?
After picking 9
1 answer
asked by
Tracy
824 views
a worker dig a ditch with perpendicular sides.It is 1.05m wide at the top and at the bottom. If it is 1.80m deep and 21.6m
1 answer
asked by
emily
817 views
Mi primera clase que tengo es la orquesta. No es difícil pero el profesor es muy estricto. Mi segunda clase es el álgebra. Es
3 answers
asked by
Mellie
798 views
The nitrogen-to-hydrogen single bond energy is 389 kJ/mol in NH3. What is the minimum frequency of radiation having the
1 answer
asked by
Kamila
786 views
Ammonium sulfate reacts with a solution of sodium hydroxide to produce sodium sulfate, ammonia gas and water. Calculate the
1 answer
asked by
John
783 views
1) There is a solution to x = -(y-5)^2 and x = (y -5 )^2 + 7
a) true b) false 2) There is no real solution to y = -1 and y = x^2
1 answer
asked by
anonymous
773 views
I have three more questions I do not understand.
1. Two points (-1,1) and (3,-2) are graphed on a coordinate plane. What is the
0 answers
asked by
Sammy
770 views
Back to April 2011