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Questions Asked on October 28, 2010

If 2.0 J of work is done in raising 180 g apple how far is it lifted?I would assume that 2/180 = x but I divided it and it does
1. 3 answers
2. asked by Pablo
3. 5,414 views
An ant walks on a piece of graph paper straight along the x axis a distance of 10.0 cm in 2.20 s. It then turns left 30.0
1. 1 answer
2. asked by bobjahng
3. 4,937 views
Consider the following reaction:2 SO2 (g) + O2 (g)----> 2 SO3 (g) If 285.3 mL of SO2 is allowed to react with 158.9 mL of O2
1. 5 answers
2. asked by Jarrod
3. 4,569 views
The enthalpy of vaporization of mercury is 59.1 kJ/mol. The normal boiling point of mercury is 357*C. What is the vapor pressure
1. 2 answers
2. asked by Anonymous
3. 4,464 views
HCl(aq) + NaOH(aq) -> NaCl(aq) + H2O(l)NH4Cl(aq) + +NaOH(aq) -> NH3(aq) + NaCl(aq) + H2O(l) NH3(aq) + HCl(aq) -> NH4Cl(aq) Write
1. 1 answer
2. asked by Anonymous
3. 4,003 views
How many grams of chlorine gas are present in a 150. liter cylinder of chlorine held at a pressure of 1.00 atm and 0.0 °C?
1. 4 answers
2. asked by gie
3. 3,595 views
How many 1/6s are in 1?How many 1/6s are in 1/2 ?
1. 11 answers
2. asked by Susan
3. 3,308 views
A soccer ball of diameter 32 cm rolls without slipping at a linear speed of 2.4 m/s. Through how many revolutions has the soccer
1. 2 answers
2. asked by linda
3. 3,159 views
Read a news story about religious conflict somewhere in the world. Do some research to determine the history behind the
1. 5 answers
2. asked by JonG
3. 2,809 views
A solution of ethanol (C2H5OH) in water is prepared by dissolving 61.9 mL of ethanol (density = 0.79 g/cm3) in enough water to
1. 3 answers
2. asked by Andrea
3. 2,755 views
A 70kg man stands on a bathroom scale in an elevator. As the elevator starts moving, the scale reads 90kgIs the elevator
1. 2 answers
2. asked by help
3. 2,540 views
Zn is less active than Mg. Write the equations describing what occurs when ou mix: a)Zn with 0.5M magnesium chloride, MgCl2 b)Mg
1. 2 answers
2. asked by shannon
3. 2,480 views
What are the basic elements of an effective medical office financial policy?In what ways do medical office procedures support
1. 4 answers
2. asked by me
3. 2,469 views
"He manages to portray tiny, random events as significant without the occasionally overblown melodrama . . . "so im suppose to
1. 3 answers
2. asked by danny
3. 2,417 views
x2-x-1806=0 by completing the square
1. 3 answers
2. asked by saad
3. 2,406 views
The function f(x)=(x+6)^2 is not one-to-one. Choose the largest possible domain containing the number 0 so that f(x) restricted
1. 1 answer
2. asked by Jessica
3. 2,357 views
7. If the baking soda had not been added, would there still have been a source of carbon dioxide being introduced into the
1. 2 answers
2. asked by rosalie danenberg
3. 2,228 views
A worker pushes a 1.50*10^3 N crate with a horizontal force of 345 N a distance of 24.0 m. Assume the coefficient of kinetic
1. 1 answer
2. asked by Pablo
3. 2,132 views
A car accelerates from rest at 7.9 m/s2.How much time does it need to attain a speed of 5 m/s?
1. 1 answer
2. asked by john smith
3. 2,088 views
1. Calculate the number of moles of carbon atoms present in 2.4g of ethanol (C2H6O).2. What is the % Nitrogen by weight in 3.696
1. 2 answers
2. asked by Jessica
3. 2,044 views
the area A of a triangle with base b and height h is given by A=1/2bh,find the area when b=28m(meters) and h=38m. The area is m
1. 3 answers
2. asked by CeCe
3. 2,002 views
prove that the functionf(x) = (x^101)+(x^51)+x+1 has neither a local maximum nor a local minimum
1. 1 answer
2. asked by Sasha
3. 1,987 views
Can someone help me with Sidney Sonnet 31 and 39 questions?The sonnets are at the bottom if you need them. 1. The unifying theme
1. 3 answers
2. asked by Darren
3. 1,980 views
A 35.0 mL sample of 0.150 M acetic acid is titrated with 0.150 M NaOH solution. Calculate the pH after the following volumes of
1. 3 answers
2. asked by Anonymous
3. 1,890 views
Write a well-organized essay analyzing the effectiveness of propaganda in a World War I poster. Remember that you will be graded
1. 7 answers
2. asked by rosalie danenberg
3. 1,800 views
Could someone please check my answers. Thank you!1. Patient Stevens has been prescribed Vascotec for hypertension. The purpose
1. 11 answers
2. asked by *
3. 1,744 views
A 2.85-g sample containing only MgO and CuO is placed in a 3.00-L container. The container is filled with CO2 to a pressure of
1. 2 answers
2. asked by thomas richards
3. 1,706 views
Two 7-sided polygons are similar. A side of the larger polygon is 6 times as long as the corresponding side of the smaller
1. 1 answer
2. asked by darnell darling
3. 1,670 views
a roll of carpet 9 ft wide is 30 ft longer than a roll of carpet 15 ft wide. both rolls have the same area. make a sketch and
1. 3 answers
2. asked by ariana
3. 1,637 views
Saccharin (C7H5NO3S) is sometimes dispensed in tablet form. Ten tablets with total mass of 0.5797 g were dissolved in water. The
1. 1 answer
2. asked by Anonymous
3. 1,629 views
A 1.5 spider is dangling at the end of a silk thread. You can make the spider bounce up and down on the thread by tapping
1. 1 answer
2. asked by pdaniel
3. 1,592 views
what is the percent by volume of 15.0 mL of ethanol in 0.250 L of water?
1. 1 answer
2. asked by LD
3. 1,517 views
a set of data is normally distributed with a mean of 500 and a standard deviation of 100.a) what would the standard score fora
1. 2 answers
2. asked by mary- can someone please solve,lost
3. 1,513 views
I need the molecular, ionic and net ionic equations for Potassium carbonate and hydroiodic acid........i'm clueless please help
1. 1 answer
2. asked by Stacy
3. 1,513 views
A satellite has a mass of 5850 kg and is in a circular orbit 4.50 x 10^5 m above the surface of a planet. The period of the
1. 0 answers
2. asked by Anonymous
3. 1,478 views
Find the area under the curve below from x = 0 to x = 2. Give your answer correct to 3 decimal places.y = 2x - x2
1. 2 answers
2. asked by Anonymous
3. 1,476 views
Six roller-coaster carts pass over the same semicircular "bump." The mass M of each cart (including passenger) and the normal
1. 0 answers
2. asked by mike
3. 1,462 views
An oil refinery is located on the north bank of a straight river that is 2 km wide. A pipeline is to be constructed from the
1. 2 answers
2. asked by Calculus
3. 1,448 views
Expanding the Canon . . . tends to drive out the better writers, sometimes even the best, because pragmatically none of us
1. 4 answers
2. asked by danny
3. 1,433 views
a cylinder has a radius of 3cm and a length of 10cm every dimention of the cylinder is multiplied by 3 to form a new cylinder
1. 6 answers
2. asked by Courtney
3. 1,431 views
What is the probability density at the fifth carbon atom if the electron is in the n=2 energy level?I have the formula as
1. 1 answer
2. asked by Student
3. 1,401 views
When you suddenly stand up after lying down for a while, your body may not compensate quickly enough for the pressure changes
1. 2 answers
2. asked by Erica--help!
3. 1,368 views
What volume of 0.0482 M Ba(OH)2 is required to neutralize exactly 16.10 mL of 0.141 M H3PO4? Phosphoric acid contains three
1. 1 answer
2. asked by justin
3. 1,367 views
A football is kicked from the ground at 27 m/s at an angle of 42 degrees above the horizontal (ground). No one gets in the way
1. 1 answer
2. asked by Sandy
3. 1,362 views
Find the exact value ofSin ( sin-1. 9/41 - cos-1 (-5/13)
1. 1 answer
2. asked by Kk
3. 1,344 views
the ratio of horseshoes to shamrock was 11 to 2, and five times the number of shamrocks was 3 less than the number of
1. 1 answer
2. asked by darnell darling
3. 1,307 views
Cu (I): CN-Pb2+: CN-, SO3^2-, PO3^3-,MnO4- Ca2+: CN- Al3+: CN-, SO3^2-, PO3^3-,MnO4- Cr5+: CN-, SO3^2-, PO3^3-,MnO4- Pb4+: CN-
1. 2 answers
2. asked by Nick
3. 1,270 views
AgI (aq) + NH3 (aq) -->
1. 2 answers
2. asked by anon
3. 1,266 views
Data Table: Rate of PhotosynthesisTrial # Number of Bubbles/Minute 1 2 3 4 5 6 7 8 9 10 Trial 1 1 4 6 9 10 12 13 15 18 20 Trial
1. 0 answers
2. asked by rosalie danenberg
3. 1,256 views
Use a linear approximation (or differentials) to estimate the given number(2.001)^5
1. 2 answers
2. asked by help
3. 1,254 views
Uranium hexafluoride is a solid at room temperature, but it boils at 56°C. Determine the density of uranium hexafluoride at
1. 1 answer
2. asked by Mattie
3. 1,245 views
a water cooler contains 5 gallons of water.if drink 3/5 gallon for each of the next 6 days how many gallons will be left in
1. 19 answers
2. asked by niki
3. 1,243 views
1. What was the first PERMANENT European colony in North America?hope someone can help!!
1. 7 answers
2. asked by JJ
3. 1,238 views
a rectangle is defined by the vertices A(-6,5), B(12,-1), C(8,-13), and D(-10,-7). prove that the diagonals are equal in length
1. 1 answer
2. asked by Ted
3. 1,230 views
Suppose that 430 ft of fencing is used to enclose a corral in the shape of a rectangle with a semicircle whose diameter is a
1. 0 answers
2. asked by Help asap!! plz
3. 1,225 views
A football is kicked from the ground at 27 m/s at an angle of 42 degrees above the horizontal (ground). No one gets in the way
1. 1 answer
2. asked by Sandy
3. 1,202 views
Which statements describe pandemics?1) confined to a specific geographic area 2) easily spread to new areas 3) highly contagious
1. 3 answers
2. asked by JonG
3. 1,188 views
explain whether each set is closed under the given operation {-1,0,1}multiplication?
1. 1 answer
2. asked by janey
3. 1,171 views
The base in the Sierpinski triangle has 1 white triangle and zero black triangles. The first iteration has 3 white triangles and
1. 2 answers
2. asked by anonymous
3. 1,168 views
tony is making flower arrangements. he is using 3 different kinds of flowers-roses, daisies, and tulips. each arrangement will
1. 2 answers
2. asked by jake
3. 1,158 views
a car with bad shock absorbers bounces up and down with a period of 0.731s after hitting a bump. The car has a mass of 1850kg
1. 0 answers
2. asked by April
3. 1,157 views
disolving sucrose, NaCl< and calcium chloried affect the boiling point of frezing point of water. Assuming that you have 0.1m
1. 3 answers
2. asked by julia
3. 1,152 views
A ball (radius 0.2 m) is rolling on level ground toward an incline. If its velocity is 3 m/s, to what maximum height above the
1. 2 answers
2. asked by Alex
3. 1,147 views
A 280 N force is pulling an 80.0 kg refrigerator across a horizontal surface. The force acts at an angle of 18.0° above the
1. 0 answers
2. asked by david
3. 1,140 views
A house painter is standing on a uniform, horizontal platform that is held in equilibrium by two cables attached to supports on
1. 0 answers
2. asked by Jennifer
3. 1,136 views
How to make into compounds to get a formula?Li+: Br-, O2-, CN-, SO3^2-, PO3^3-,MnO4- Cu:Br-, O2-, CN-, SO3^2-, PO3^3-,MnO4-
1. 1 answer
2. asked by Jessica
3. 1,133 views
she wants me to Compare the ancient monument of Stonehenge in England to the modern sculpture made by David Smith called “Cubi
1. 2 answers
2. asked by Jasmine
3. 1,128 views
A 3.00 102 N force is pulling an 80.0 kg refrigerator across a horizontal surface. The force acts at an angle of 18.0° above
1. 0 answers
2. asked by Anonymous
3. 1,123 views
what does this mean in latinHodie viis ad Europam ambulamus
1. 2 answers
2. asked by Anonymous
3. 1,120 views
Radiation in the ultraviolet region of the electromagnetic spectrum is quite energetic. It is this radiation that causes dyes to
1. 1 answer
2. asked by Noelle
3. 1,110 views
find the absolute maximum and minimum values of f on the given intervalf(x)= (x^2-4)/(x^2+4), [-4, 4]
1. 1 answer
2. asked by help
3. 1,106 views
During the cell cycle, when does mitosis occur?
1. 1 answer
2. asked by Mark
3. 1,102 views
Now imagine that you are conducting research on the length of time it takes customers to select items in a grocery store.Assume
1. 1 answer
2. asked by Gwendolyn Towns
3. 1,094 views
Determin whether Cd2+ can be separated from Zn2+ by bubbling H2S through a 0.3 M HCl solution that contains 0.005 M Cd2+ and
1. 1 answer
2. asked by bam
3. 1,093 views
A 49.45 mL sample of solution containing Fe2+ ions is titrated with a 0.0103 M KMnO4 solution. It required 23.76 mL of KMnO4
1. 0 answers
2. asked by Anonymous
3. 1,078 views
I think that I already typed this in, but forgot to click on the submit question button. Could you please provide me with some
1. 3 answers
2. asked by TutoredOne
3. 1,078 views
all northern states outlawed slavery by state constitution in 1820. what effect did this have on sectionalism in america?
1. 1 answer
2. asked by pjl
3. 1,070 views
Use a linear approximation (or differentials) to estimate the given number(2.001)^5
1. 0 answers
2. asked by -__-
3. 1,060 views
Calculate the pH of a solution that is 0.060 M in potassium propionate(C2H5COOK or KC3H5O2) and 0.085 M in propionic acid
1. 1 answer
2. asked by Anonymous
3. 1,056 views
Jan. 1 Merchandise inventory $144,200Jan. 1–Feb. 7 Purchases (net) 40,000 Jan. 1–Feb. 7 Sales (net) 70,000 Estimated gross
1. 0 answers
2. asked by Katie
3. 1,055 views
There are 420 calories in 2 1/4 cans of grape soda. How many calories are in 1 can of soda?
1. 4 answers
2. asked by Unknown.
3. 1,039 views
In how many ways can 5 ice cream toppings be chosen from 12 available toppings?
1. 1 answer
2. asked by cmb
3. 1,033 views
Suppose the graph of f is a parabola with vertex at (2,1). Suppose g(x) = 3 x + 2.a) What are the coordinates of the vertex of
1. 1 answer
2. asked by Jessica
3. 1,028 views
Please Help. I am not sure how to set up or do this problem. ThanksA car is traveling along a road, and its engine is turning
1. 2 answers
2. asked by bethany
3. 1,023 views
I forgot to include the following few sentences. I really hope you can have a look at them, too. Thank you very much.1) In the
1. 1 answer
2. asked by Franco
3. 1,021 views
How many atoms of mercury are present in 5.4 cubic cm of liquid mercury? The density of mercury is 13.55g/cc.mass Hg = volume x
1. 1 answer
2. asked by Jessica
3. 1,018 views
William Bennett earns $12,800 per year. He is paid 12 times per year and claims 1 exemption. His state taxes him at a 3% rate.
1. 2 answers
2. asked by mmm
3. 1,013 views
3x+4y=56x+8y=10
1. 7 answers
2. asked by Elimination method PLEASE HELP
3. 1,010 views
A fan blade is rotating with a constant angular acceleration of +13.7 rad/s2. At what point on the blade, as measured from the
1. 1 answer
2. asked by JOHN
3. 1,008 views
Determine the diameter of the largest circle that can be drawn between the parallel lines y=2x and y=2x-5.
1. 1 answer
2. asked by Peter
3. 1,006 views
Which of the following is true about HIV testing?A. Testing isn't normally necessary as HIV symptoms manifest early and are
1. 1 answer
2. asked by Zinoviy
3. 1,002 views
On Earth a rock falls an unknown vertical distance from a resting position and lands in a lake. If it takes the rock 2.5 seconds
1. 3 answers
2. asked by guy
3. 993 views
1. How do strategic, operational, and tactical planning differ? How might the three levels complement one another in an
1. 0 answers
2. asked by sebastian
3. 991 views
How much heat energy is produced when 31.6 grams of propane are burned?I asked my teacher and she said it would be a
1. 2 answers
2. asked by Peanut
3. 980 views
You have decided to use the case study method to investigate a mother's experience in raising a child with autism.What is an
1. 2 answers
2. asked by Gwendolyn Towns
3. 979 views
write the nmber that has6 in the ones place, a digit in the hundred-thousands place the is half the digit in the ones,the
1. 3 answers
2. asked by pat
3. 966 views
A chef is using a mixture of two brands of Italian dressing. The first brand contains 7% vinegar, and the second brand contains
1. 0 answers
2. asked by Tj
3. 964 views
A 2.000g sample of silver alloy was dissolved in nitric acid and then precipitated as AgBr. After drying, the sample of silver
1. 2 answers
2. asked by Cindy
3. 962 views
Find the standard form of the equation of the circle.3(x+2)^2 + 3(y-1)^2=18 so i used this formula r^2 = (x+h^)2 + 3(y+k)^2 i
1. 1 answer
2. asked by K.C
3. 961 views
Vector A is given by A = c x + 6 y, and vector B is given by B = 4.8 x - 16.2 y, where x and y are the x and y unit vectors.
1. 1 answer
2. asked by sam
3. 958 views

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