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Questions Asked on July 21, 2013

The sun radiates like a perfect blackbody with an emissivity of exactly 1.(a) Calculate the surface temperature(K) of the sun,
1. 1 answer
2. asked by Alice
3. 4,464 views
a vertical spring with spring stiffness constant 305 n/m oscillates with an amplitude of 28.0 cm when 0.260 kg hangs from it.
1. 1 answer
2. asked by Shandy
3. 4,385 views
(a) How many kilograms of water must evaporate from a 60.0 kg woman to lower her body temperature by 0.750°C?
1. 1 answer
2. asked by Alice
3. 2,208 views
The "steam" above a freshly made cup of instant coffee is really water vapor droplets condensing after evaporating from the hot
1. 1 answer
2. asked by Eric
3. 2,115 views
1. A dad holds five coins in his hand. He tells his son that if he can guess the amount of money he is holding within 5% error
1. 1 answer
2. asked by Anonymous
3. 2,095 views
The formation of condensation on a glass of ice water causes the ice to melt faster than it would otherwise. If 7.40 g of
1. 1 answer
2. asked by Alice
3. 1,851 views
Find the equation of the parabolay = ax2 + bx + c that passes through the points. To verify your result, use a graphing utility
1. 1 answer
2. asked by Jack
3. 1,780 views
A cylindrical tank if 8 ft. in diameter and 20 ft tall. how many gallons of paint are needed to paint the tank if one gallon
1. 1 answer
2. asked by Johaann
3. 1,444 views
The "steam" above a freshly made cup of instant coffee is really water vapor droplets condensing after evaporating from the hot
1. 2 answers
2. asked by Alice
3. 1,309 views
an object has an acceleration of 12.5 m/s2. if the net force experienced by the object is decreased by a factor of 4.5 then what
1. 1 answer
2. asked by jessie
3. 1,237 views
A block of mass M=6 kg and initial velocity v=0.8m/s slides on a frictionless horizontal surface and collides with a relaxed
1. 4 answers
2. asked by Helena Beau
3. 1,237 views
Q1:solve log(5)x-log(25)(x+10) = 0.5Q2:If 2log(a)x=1+log(a) (7x-10a) ,find x in terms of a. Q3:Find x for which 27x3^lgx =
1. 6 answers
2. asked by Anonymous
3. 1,164 views
Need help identifying organic functional groups of Mifepristone's lewis structure.
1. 1 answer
2. asked by Tiffany
3. 1,155 views
Convert 57/9 to a whole or mixed number.
1. 5 answers
2. asked by April
3. 1,150 views
when tessa and fatima run a 100 metre race,tessa wins by 10m.then they repeat the race,this time with tessa starting 11m behind
1. 2 answers
2. asked by sarah
3. 1,059 views
In a random sample of 200 registered voters, 120 indicated they are Democrats. Develop a 95% confidence interval for the
1. 1 answer
2. asked by Nicole Jones
3. 1,053 views
In 1986 a gargantuan iceberg broke away from the Ross Ice Shelf in Antarctica. It was approximately a rectangle 160 km long,
1. 1 answer
2. asked by Eric
3. 1,045 views
Jason has to sell a box of candy bars for a fundraiser. Yesterday he sold 1/3 of the total number of candy bars that came in the
1. 2 answers
2. asked by Anon
3. 1,038 views
-Explain the difference between log base b (mn) and ( log base b of m)(log base b of n). Are they equivalent?My answer: Let b=2,
1. 1 answer
2. asked by Anonymous
3. 1,038 views
if c+4=2a+7b, what is the value of c+6 in terms of a and b?4a+7b 2a+7b-2 2a+5b+2 2a+9b 2a+7b+2
1. 1 answer
2. asked by anon
3. 1,024 views
Is octaland hexadecimal numbering are the number system that is used by computers?
1. 1 answer
2. asked by Jnr John
3. 1,007 views
True or False Questions1. The Kansas-Nebraska Act dealt a serious blow to sectional harmony by simply strengthening the Missouri
1. 8 answers
2. asked by Anonymous
3. 1,002 views
Find the slope of the functions graph at a given point. Then find an equation for the line tangent to the graph there.f(x)=2*squ
1. 1 answer
2. asked by Jess
3. 965 views
Convert 4/5 to higher terms of twenty-fifths.
1. 2 answers
2. asked by April
3. 836 views
1. A simple random sample of 400 students is taken at a large university. The average height of the sampled students is 68
1. 0 answers
2. asked by Anonymous
3. 815 views
when a large cake is cut into pieces that each weigh 3 ounces, it yields 110 pieces. how many pieces would the cake yield if it
1. 3 answers
2. asked by anon
3. 809 views
The sun radiates like a perfect blackbody with an emissivity of exactly 1.(a) Calculate the surface temperature(K) of the sun,
1. 1 answer
2. asked by Alice
3. 807 views
f(x) is a function differentiable at x=1 and f′(1)=1/13. What is the limit of (x^3 - 1)/f(x) - f(1) as x approaches 1?
1. 1 answer
2. asked by Drake
3. 799 views
1. A simple random sample of 400 students is taken at a large university. The average height of the sampled students is 68
1. 5 answers
2. asked by Math-Stastistics
3. 759 views
Solve the following problem and reduce to lowest terms (mixed number or improper fraction).2/3 + 1/6 +11/12
1. 2 answers
2. asked by April
3. 740 views
choose the term that matches the definition.A belief that one's culture is superior to another. a.ethnocentrism b.prejudice
1. 3 answers
2. asked by LadyT
3. 695 views
Ventura Coal mined 6 ⅔ tons on Monday, 7 ¾ tons on Tuesday, and 4 ½ tons on Wednesday. If the goal is to mine 25 tons this
1. 2 answers
2. asked by April
3. 671 views
One way to think about the required rate of return is:as the highest return a risk-averse investor wants from an investment. as
1. 4 answers
2. asked by Jasmine
3. 667 views
why must we used sulfuric acid H2SO4, in 2KAl(OH)4 + H2SO4->2Al(OH)3(s)+K2SO4 +2H2O and 2Al(OH)(s)+3H2SO4->Al2(SO4)3+6H2O rather
1. 1 answer
2. asked by Nida McLaurin
3. 630 views
Writeacher, please help me with my thesis!!:'( its due tmw...i don't know wat theme i should do and wat my arguments would be...
1. 5 answers
2. asked by Kristen
3. 630 views
hello: i am considering going back to school to get a degree in business. i have borrowed a book from a friend who is already in
1. 1 answer
2. asked by faye
3. 629 views
True or False. The value of the square root of 16 is greater than the cube root of 29.
1. 1 answer
2. asked by Paula
3. 621 views
A 3.00 g lead bullet traveling at 640 m/s strikes a target, converting its kinetic energy into thermal energy. It's initial
1. 1 answer
2. asked by Alice
3. 614 views
In the Capital Asset Pricing Model, the market risk premium is estimated over a long period of time because: more data is always
1. 3 answers
2. asked by Mark
3. 600 views
a boy pushes with a force of 15 lbs. on a lawnmower handle which makes an angle 37 degree with the level ground. What is the
1. 1 answer
2. asked by rosilyn
3. 595 views
A swimmin bath has verticle sides and the floor slopes uniformly so that, when the bath is full, the water is 1m deep at the
1. 1 answer
2. asked by Jnr John
3. 592 views
A 4x7 rectangle can be rotated about the long side to generate a cylinder. It also can be rotated about the short side to
1. 1 answer
2. asked by Leila
3. 590 views
choose the term that matches the definition.building and construction. a.architecture b. engineering c.nursing d.statistics b
1. 4 answers
2. asked by LadyT
3. 587 views
Yes, I know how to write a thesis statement and how a comparison essay goes..But I already have my info: This is a comparison
1. 1 answer
2. asked by Kristen
3. 585 views
Jo saw a dress regularly priced at 78%. It was on sale at a discount of 30%. Find the amount of discount and the sale price.
1. 4 answers
2. asked by vincent
3. 583 views
I am so confused can anyone help me understand which one is correct and why....Beta is estimated as the slope of a regression
1. 1 answer
2. asked by Alisha
3. 579 views
Given the points A(0,0), B(4, 3) and C(2,9), what is the measure of angle ABC?Using Law of Cosines.
1. 1 answer
2. asked by jasmine
3. 579 views
Ryan Miller wanted to make some money at a flea market. He purchased 55 small orchids from a nursery for a total of $233.75,
1. 1 answer
2. asked by April
3. 557 views
a taut wire of length'w'emits a single note when plucked.if it were half as long it would emit the same note but one octave
1. 2 answers
2. asked by sarah
3. 552 views
The energy value of gas used in a home is measured in KWH. The home owner has a prepayment meter and pays £30 into his account.
1. 1 answer
2. asked by abu hamza
3. 541 views
PLEASE TELL ME THE ANSWER OF HOW TO DIVIDE 602.88 DIVIDED BY 200.WHAT WILL BE THE ANSWER ? DON'T USE CALCULATOR PLEASE.
1. 1 answer
2. asked by Johaann
3. 526 views
A GARDEN places some lilies in a pond.he does this on the first day of the month of september.the lilies double in volume every
1. 2 answers
2. asked by sarah
3. 522 views
how many grams of water at 20 degrees celcius are necessary to change 800.0g of water at 90.0 degrees celsius to 50.0 degrees
1. 1 answer
2. asked by Dale
3. 514 views
An aqueous solution contains the ions B, C, and D that are in equilibrium with one another according to the reactionB (aq) + C
1. 0 answers
2. asked by Sarah
3. 513 views
1-During a hearing, executive branch officials are asked to:a) report on what their agency or department has been doing. b)
1. 7 answers
2. asked by John
3. 503 views
Two Wheeler-Dealer Bike Shop has a 22-inch off-road racer on sale this month for $239.95. If the original price of the bike was
1. 1 answer
2. asked by April
3. 501 views
State the conditions for total internal reflection
1. 1 answer
2. asked by Anonymous
3. 500 views
a 4 x 7 rectangle can be rotated about the long side to generate a cylinder.it also can be rotated about the short side to
1. 1 answer
2. asked by yha
3. 500 views
How many liters of hydrogen needs to be reacted with chlorine to produce 21g of hydrochloric acid, at STP?
1. 1 answer
2. asked by tom
3. 476 views
The nuclide 38cl decays by beta emission with a half life of 40min. A sample of .40 m of H38cl is placed in a 6.24 liter
1. 0 answers
2. asked by Nancy
3. 469 views
in 10-15 lines critically discuss 5 ways in which the human or environment problem impact on de community
1. 2 answers
2. asked by grann
3. 463 views
When working with the properties of Saturated Steam.The pressure table supplied states: Pressure kPa = 1100 (P) Temp in Celsius
1. 0 answers
2. asked by Danny
3. 462 views
What is an elipse of the sun and what is lunor elipse of the moon
1. 2 answers
2. asked by Gopolang
3. 458 views
I posted this before a few hours ago without a reply yet but decided I would add more detail:question The nuclide 38cl decays by
1. 0 answers
2. asked by Nancy
3. 453 views
Find the complete general solution and a particular solution that satisfies the initial conditions:2y'' + y' - 4y = 0 y(0)=0,
1. 1 answer
2. asked by Elyse
3. 449 views
so you have this chemical you tested on mice and rats now you are going to test it on humans to how much degree can you test on
1. 3 answers
2. asked by ggggg
3. 434 views
Explain UTM with neat sketch
1. 1 answer
2. asked by Hussain
3. 424 views
Solve the following problem and convert to lowest terms (mixed number).6 ⅚ – 17/18 (six and five sixths minus seventeen
1. 1 answer
2. asked by April
3. 420 views
Question..where to start..If you had 250.0 g of copper (specific heat = 0.385), what temperature could you raise it to (starting
1. 1 answer
2. asked by Andrew
3. 413 views
a total of $24.00 is to be divided among three children in amounts proportional to their ages. if the children's age are 9, 12,
1. 1 answer
2. asked by anon
3. 411 views
in the number 0.123451234512345......(recurring)what is the 1992th digit after the decimal point
1. 1 answer
2. asked by sarah
3. 407 views
f(x) is a twice differentiable function such that f(2x)=f(x+5)+(x−5)^2 What is f''(x)?
1. 0 answers
2. asked by andy
3. 389 views
why some sentences begin with ....1. to my surprise 2. to be able to do it ......what grammatical aspect is it
1. 1 answer
2. asked by r s telagathoty
3. 372 views
32x^3y^2z^4 / 4x^4yz^6 =
1. 1 answer
2. asked by vincent
3. 358 views
Radical form (5a2b3)1/4
1. 1 answer
2. asked by mhark
3. 355 views
calthe culate mass of 10% stock solution required to prepare 0.8kg of 4%solution
1. 1 answer
2. asked by Shewa
3. 338 views
Giveto applications of mechanics depends upon strength
1. 0 answers
2. asked by Hussain
3. 330 views
if x,y, and z are different integers and x+y+z=3, what is the least possible value of z?-3 1 2 3 cannot be determined from
1. 1 answer
2. asked by anon
3. 328 views
voltage of a solenoid
1. 1 answer
2. asked by Anonymous
3. 314 views
If I made 12.40 and received a 3.5% increase what would my new salary be
1. 1 answer
2. asked by ali
3. 297 views
f(x) = x2 + 2x - 9
1. 1 answer
2. asked by Natalie
3. 292 views
If f(x)=(x+1)^2/(2x+1)^3, then f′(1)= −a/b. What is a and b?
1. 1 answer
2. asked by Drake
3. 290 views

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