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2010
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Questions Asked on September 15, 2010

1. Which learning technique is frequently used in the expository model of teaching?A. Deductive thinking C. Discovery learning
1. 9 answers
2. asked by Sum1Special
3. 3,027 views
if h(t) represents the height of an object above ground level at time t and h(t) is given by h(t)=-16t^2+13t+1.find the height
1. 1 answer
2. asked by Jenny
3. 2,827 views
how to simplify (x^3-x)/(x-1)
1. 3 answers
2. asked by mike
3. 331 views
Propane is widely usid in liquid form as a fule for barbecue grills and camp stoves for 58.5g of propane, calculate the
1. 1 answer
2. asked by Missy
3. 814 views
.4941g of an iron-containing compound yielded .1116g of Fe2O3 upon oxidation. What is the mass percent of iron in the compound?
1. 1 answer
2. asked by Missy
3. 398 views
On the way home, we stopped at the Astrodome for a tour. Is the complete predicate we stopped at the Astrodome for a tour and
1. 2 answers
2. asked by Anonymous
3. 451 views
what vegetable has these letters?HARBRUB?
1. 1 answer
2. asked by Hanna
3. 594 views
how many moles of CO2 are produced from 2.90 moles of C3H8? C3H8 + 5O2 yields 3CO2 +4H2O
1. 1 answer
2. asked by Missy
3. 677 views
Suppose that f (x) is a function such that the relationship given below is true.f (3 + h) - f (3) = 9h^2 + 8h (a) What is f
1. 1 answer
2. asked by catherine
3. 452 views
calculate the specific heat (j/g C ) for each of the following:-an 18.5-g sample of tin that absorbs 183 J when its temperature
1. 2 answers
2. asked by kelly
3. 587 views
how would you use the concepts from chapter 8 in real life situation? Decribe how these concepts might be useful
1. 1 answer
2. asked by davis
3. 438 views
is a firecracker exploding great example of potential energy or can I describe a better example
1. 0 answers
2. asked by san col
3. 475 views
Does this mean that we are allowed to copy this image and paste it somewhere else?This image may be subject to copyright.
1. 3 answers
2. asked by Anonymous
3. 501 views
Find the limit L. Then find delta > 0 such that |f(x) - L| < 0.01 whenever 0 < |x-c| < delta.lim x -> 4 (4- (x/2))
1. 0 answers
2. asked by James
3. 419 views
Oxygen reacts 1:2 with sodium and is a colourless gas; chlorine reacts 1:1 with sodium and is a yellow gas; neon does not reacts
1. 1 answer
2. asked by Anonymous
3. 571 views
how are alkali metals and alkali earth metals different?
1. 0 answers
2. asked by Emily
3. 403 views
The number of electrons in an atom of Iron-56 is
1. 1 answer
2. asked by san col
3. 590 views
can i get help with this class
1. 1 answer
2. asked by kobe brown
3. 250 views
Every year the Astrodome attracts thousands of tourirts. Would the complete predicate be attracts thousands of tourists and verb
1. 1 answer
2. asked by Anonymous
3. 410 views
the # of protons in an atom of sodium-23 is
1. 2 answers
2. asked by mary
3. 424 views
2k+3=15 k=4 but prove why this is true using what you already know
1. 1 answer
2. asked by fearkiller
3. 349 views
who is picasso?
1. 1 answer
2. asked by Brandy
3. 396 views
Find an expression for the function whose graph is the given curve.The top half of the circle x^2 + (y-2)^2 = 4 Please Help. I
1. 3 answers
2. asked by Chelsea
3. 2,039 views
I have to come up with an Internal Assessment topic for history, and I want something that focuses on Trotsky, but I'm having
1. 1 answer
2. asked by Lauren
3. 1,178 views
how many carreers can you get by doing home economics
1. 1 answer
2. asked by Anonymous
3. 559 views
How many liters of water must be added to 4 liters of a 6 molar HNO3 solution to create a solution that is 2 molar?
1. 5 answers
2. asked by Hiba
3. 1,165 views
one isotope of carbon has the atomic # 6+ the mass #14. An Atom of this isotope contain how many elctrons
1. 1 answer
2. asked by peter
3. 525 views
4 digit number greater than 8000 disvible by 5 sum of all digits equals 20?
1. 2 answers
2. asked by Rhys
3. 492 views
A particle leaves the origin with an initial velocity v=(2.40 m/s)x hat and moves with a constant acceleration a=(-1.90 m/s ^2)x
1. 1 answer
2. asked by Ka
3. 1,579 views
4 digit number. numeral in tens place 3 times the numeral in hundreds place. numeral in my ones place is 2 more than numeral in
1. 3 answers
2. asked by Owen
3. 654 views
A sample of n = 5 college students yielded the following observations on number of traffic citations for a moving violation
1. 1 answer
2. asked by denise
3. 723 views
I need the equation for these numbers:3, 9, 19, 33, 51 I see that the pattern goes up by 6, then 10, then 14, then 18 (4 more
1. 3 answers
2. asked by Lisa
3. 447 views
what was the problem and solution in the Electoral College Compromise?
1. 1 answer
2. asked by Tweety
3. 356 views
140/297
1. 1 answer
2. asked by Anonymous
3. 311 views
How did a bill become a law??
1. 2 answers
2. asked by Andrea
3. 210 views
We will be seeing it on our field trip to Philadelphia. would the complete predicate be will be seeing it on our field trip to
1. 1 answer
2. asked by Anonymous
3. 422 views
What is the average time interval between heartbeats?what is the average time between a hummingbird flaps its wing?
1. 1 answer
2. asked by Jennie
3. 457 views
NaOH+HNO3---> NaNO3+H2Ocalculate the number of moles of every ion present in solution after the reaction has occurred.
1. 4 answers
2. asked by Hiba
3. 840 views
write a sentence that explains how the terms tributary and drainage basin are realated
1. 5 answers
2. asked by Anonymous
3. 1,596 views
In which reaction does the oxidation number of oxygen increase?a. Ba(NO3)2+K2SO4--->BASO4+2KNO3 b. HCL+ NaOH---> NaCl+H20 c.
1. 1 answer
2. asked by Hiba
3. 1,988 views
Find the average rate of change of the function f(x) = 2x4 +3x2 ¡ x + 2: (a) on the interval [0; 3] and (b) on the interval
1. 4 answers
2. asked by Preston
3. 909 views
Determine the equations of the followinglines: (a) having slope ¡1 and passing through (0; 2) (b) parallel to y=2x-1 and
1. 5 answers
2. asked by Preston
3. 1,220 views
Many scientists believe that there have been four Ice Ages inthe past 1 million years. Before the technique of carbon dating was
1. 1 answer
2. asked by Preston
3. 649 views
Find the exponential curve through (7; 10) and (9; 250). Recallthat an exponential curve is one given by the equation y = A ¢
1. 1 answer
2. asked by Preston
3. 553 views
Suppose that a colony of fruit °ies is growing according to theexponential law P(t) = P0ekt, and suppose that the size of the
1. 3 answers
2. asked by Preston
3. 546 views
i need help on doing 442 mi in 8.5 hr and i don't know how to do it can you help me?
1. 3 answers
2. asked by brian
3. 252 views
an organic iron compound consisting of Fe, C, H, and O was found to contain 51.043%C, 5.9886%H, 27.17%O, and 15.80%Fe. how many
1. 1 answer
2. asked by Missy
3. 544 views
A hydrocarbon contains 4.65g of carbon and .382g of hydrogen. how many moles of each element are present in this compound?
1. 1 answer
2. asked by Missy
3. 381 views
how many moles of Cl2 will be produced from the reaction of 9.61 moles of HCl? MnO2 + 4HCl = MnCl2 +Cl2+2H2O
1. 2 answers
2. asked by Missy
3. 932 views
The distribution of heights of adult American men is approximately normal with mean 69 inches and standard deviation 2.5 inches.
1. 2 answers
2. asked by Emily
3. 3,339 views
what is the rising action in the story "The School Play' By: Gary Soto
1. 4 answers
2. asked by alma
3. 1,301 views
what is the formula to find a slope on a graph?
1. 1 answer
2. asked by dante
3. 387 views
A fisher sets out to check his fishing nets and heads 15 km/h [N] for 0.20 h. After stopping for 0.50h, he travels at 12 km/h
1. 0 answers
2. asked by Emily
3. 653 views
i cant make sentence of excuse
1. 1 answer
2. asked by ayu
3. 484 views
Unferth accuses Beowulf of "wantonly tempting the waves" and risking his life for a "silly boast." Given what Beowulf and the
1. 12 answers
2. asked by Joshua
3. 672 views
Please help me with this if you don't mindWeb page my home whole document with 2 links first page with 1 link selection with 1
1. 4 answers
2. asked by wan
3. 703 views
how would you write 814 thousand of an ounce
1. 1 answer
2. asked by erika
3. 330 views
If your car decelerates at a rat of 4.5 m/s2 how long will it take for your car to stop?????
1. 1 answer
2. asked by Megan
3. 415 views
what particles with electrical charges repel one another
1. 1 answer
2. asked by San
3. 632 views
A newly discovered giant planet has an aver-age radius 12 times that of the Earth and a mass 722 times that of the Earth.
1. 0 answers
2. asked by Daniel
3. 646 views
How much force is needed to accelerate a 78kg skier 2m/s/s/
1. 1 answer
2. asked by cheyenne
3. 488 views
what is agood sentence for a word cofused
1. 2 answers
2. asked by ayu
3. 397 views
the # of electrons in an atom of Iron-56 is
1. 1 answer
2. asked by hermosa
3. 448 views
You have a slice of pizza with a central angle that measures 140° that you want to share with your friend. She cuts it through
1. 3 answers
2. asked by jackie
3. 1,581 views
.0815moles NO are reacted with .0789moles O2 gas to from NO2 gas according to the following equation: 2NO + O2 = 2NO2 determine
1. 1 answer
2. asked by Missy
3. 436 views
.0815moles NO are reacted with .0789moles O2 gas to from NO2 gas according to the following equation: 2NO + O2 = 2NO2 determine
1. 1 answer
2. asked by Missy
3. 412 views
In Handmaid's Tale, What can you tell about the period just from the first sentence?"We slept in what had once been the
1. 2 answers
2. asked by John
3. 966 views
in the first chapter of the book,section 1 review.i need help with number 3 and 4. number 3 is in what ways did native american
1. 1 answer
2. asked by imaani
3. 894 views
2Br- + Cl2 = 2Cl- +Br2 how many moles of chlorine gas, are required to react with 169g of bromide(Br-)?
1. 1 answer
2. asked by Missy
3. 636 views
Determine the value(s)of k that give the type of solution indicated:2x^2+5x-2(k-1)=0. Show your work.
1. 0 answers
2. asked by Mr. Seuss
3. 311 views
How many grams of Li3N can theoretically be produced from 1.77 moles of Li? 6Li+N2 = 2Li3N
1. 1 answer
2. asked by Missy
3. 584 views
CaCO3 = CaO +CO2after a 15.8g sample of calcium carbonate was heated in an open container to cause decompostition the mass of
1. 1 answer
2. asked by Missy
3. 957 views
Suppose that f (x) is a function such that the relationship given below is true.f (3 + h) - f (3) = 9h^2 + 8h What is the slope
1. 5 answers
2. asked by catherine
3. 482 views
find the unknown number in equation 9s=17+1
1. 2 answers
2. asked by lance
3. 423 views
SrH2 +2H2O = Sr(OH)2 + 2H2You wish to calculate the mass of hydrogen gas that can be prepared from 7.74g of SrH2 and 6.45g of
1. 2 answers
2. asked by Missy
3. 783 views
Potassium permanganate reacts with sulfuric acid as per the equation shown below. Indicate the amount of excess reactant after
1. 1 answer
2. asked by Missy
3. 540 views
is the limit as x approaches 0 of sin3x over 3x equal to zero?thank you!
1. 3 answers
2. asked by APpreciative student
3. 582 views
.0815 moles NO are reacted with .0789moles O2 gas to form NO2 gas according to the following equation: 2NO +O2=2NO2 determine
1. 1 answer
2. asked by Missy
3. 457 views
what role did the geography of Europe play in the development of and ways of life in these towns?
1. 3 answers
2. asked by joe
3. 887 views
Find the domain.f(x)= 3 - 1/2x if x less than or equal to 2 = 2x - 5 if x > 2 Please help... an explanation would be wonderful,
1. 2 answers
2. asked by Chelsea
3. 388 views
Tonya and Lauren are designing a soccer uniform. They want to use two colorson the shirt. Their choices are green,orange,yellow,
1. 3 answers
2. asked by reena
3. 570 views
Estimating and dividing with greater numbers:794 divided by 46
1. 2 answers
2. asked by Alvin
3. 517 views
Why is it important to simplify radical expressions before adding or subtracting?
1. 1 answer
2. asked by tina
3. 439 views
is the limit as x approaches 0 of sin3x over 3x equal to zero?sorry-- basically this is my problem: lim [sin 3x / 4x) x-> 0
1. 3 answers
2. asked by APpreciative student
3. 2,017 views
Estimate the average force exerted by a shot-putter on a 6.5 kg shot if the shot is moved through a distance of 2.7 m and is
1. 1 answer
2. asked by Phil
3. 1,016 views
Larsen's class collected 137 cans. Schmidt's class collected 87 cans & Lopez's class collected 197 cans. Use mental math to see
1. 3 answers
2. asked by lost
3. 386 views
.0815 moles NO are reacted with .0789moles O2 gas to form NO2 gas according to the following equation: 2NO +O2=2NO2 determine
1. 1 answer
2. asked by Missy
3. 1,140 views
What is the average births per day if the average birth per second is 4 1/5?What is the average deaths per hour if the average
1. 3 answers
2. asked by Jay
3. 513 views
The rate law of a reaction, A-> B+C is given by the expression: Rate=k, where k=0.0113 mol/L min. If the initial concentration
1. 2 answers
2. asked by James
3. 608 views
[Cu(NH3)4]2+ + SO4(aq)2 + H2O [Cu(NH3)4]SO4•1H2OWhat is the theoretical yield of the products?
1. 1 answer
2. asked by Leila
3. 1,430 views
I don't understand this question so if you don't mind will you help me by showing work so I can understand.Monica has a backyard
1. 5 answers
2. asked by sherkyra
3. 600 views
How many moles of H2 can be produced from 7.74g SrH2? equation:SrH2 + 2H2O = Sr(OH)2 + 2H2
1. 1 answer
2. asked by Melissa
3. 505 views
y=4x^2-16x+12
1. 3 answers
2. asked by Deanna
3. 571 views
Sorry!HEPES, is a commonly used component of physiological buffers. The PKa of the protonated amino group of HEPES is 7.55 at
1. 2 answers
2. asked by Angel
3. 974 views
Kevin has a rabbit, ferret, a gerbil, and a turtle. He feeds them in a different order each day. In how many different orders
1. 2 answers
2. asked by reena
3. 561 views
An elastic cord is attached to two back teeth and stretched across a front tooth. The purpose of this arrangement is to apply
1. 0 answers
2. asked by Mr. D
3. 1,371 views
when K temperature increases, the average kinetic energy of the particles in a sample do?
1. 1 answer
2. asked by montery
3. 725 views
A 1200 kg airplane starts from rest and with a constant average forward acceleration of magbitude 5.0 m/s, reaches its takeoff
1. 1 answer
2. asked by Dakota
3. 1,087 views
A person is attempting to swim directly across a river. They are able to swim at a speed of 0.500 m/s relative to the water. The
1. 1 answer
2. asked by Dazed and Confused
3. 800 views
i need help with this problem what is the mode for the following number?15,31,32,20,29,32,13 thanks!!
1. 2 answers
2. asked by pat
3. 247 views

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