Archives
2011
February

Questions Asked on February 7, 2011

8.What is the mass of 4.56 moles of sulfur dioxide?9.What is the mass of 4.56 molecules of sulfur dioxide? 10.How many formula
1. 2 answers
2. asked by grace
3. 4,016 views
If a rectangular prism's length is doubled, it's width quadrupled and it's height stays the same, what is the ratio of the new
1. 2 answers
2. asked by K.C.
3. 459 views
A cheetah is hunting. Its prey runs for 4.3 s at a constant velocity of +8.4 m/s. Starting from rest, what constant acceleration
1. 1 answer
2. asked by shaknocka
3. 2,300 views
A 4.67-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic friction between the box and the
1. 0 answers
2. asked by Tiffany
3. 480 views
An ice skater is gliding horizontally across the ice with an initial velocity of +5.33 m/s. The coefficient of kinetic friction
1. 0 answers
2. asked by Tiffany
3. 677 views
Air rushing over the wings of high-performance race cars generates unwanted horizontal air resistance but also causes a vertical
1. 1 answer
2. asked by Tiffany
3. 2,136 views
A 1.60-kg bottle of vintage wine is lying horizontally in a rack. The two surfaces on which the bottle rests are 90.0° apart,
1. 1 answer
2. asked by Tiffany
3. 5,549 views
A circus clown weighs 875 N. The coefficient of static friction between the clown's feet and the ground is 0.630. He pulls
1. 0 answers
2. asked by Tiffany
3. 464 views
A damp washcloth is hung over the edge of a table to dry. Thus, part (mass = mon) of the washcloth rests on the table and part
1. 3 answers
2. asked by Tiffany
3. 786 views
the weight of the block on the table is 422 N and that of the hanging block is 185 N. Ignoring all frictional effects and
1. 2 answers
2. asked by Tiffany
3. 1,671 views
To hoist himself into a tree, a 72.0-kg man ties one end of a nylon rope around his waist and throws the other end over a branch
1. 0 answers
2. asked by Tiffany
3. 742 views
A small sphere is hung by a string from the ceiling of a van. When the van is stationary, the sphere hangs vertically. However,
1. 1 answer
2. asked by Tiffany
3. 1,883 views
Complete hydrolysis of 25 mM ethyl acetate in an enzyme esterase catalyzed reaction is carried out in a 40 mM NaCl solution
1. 0 answers
2. asked by Melissa
3. 676 views
A biomass power station burns forestry residue which has 2000 ppm potassium in it and produces 2% ash by weight (think Ive
1. 0 answers
2. asked by Gemma
3. 393 views
where did the jim crow laws take place? and why?
1. 1 answer
2. asked by katie
3. 514 views
how many permutations are there for 4 numbers (0,2,3 and 5) adding up to 25 in 8 turns?
1. 0 answers
2. asked by al
3. 338 views
What were the factors that played a significant role in the collapse of Russian control over Eastern Europe?
1. 1 answer
2. asked by j
3. 487 views
When you try to walk too fast on a slippery floor, you slip because walking fast requires you to exert a greater frictional
1. 1 answer
2. asked by Anonymous
3. 858 views
A speedboat starts from rest and accelerates at +1.69 m/s2 for 7.18 s. At the end of this time, the boat continues for an
1. 2 answers
2. asked by shaknocka
3. 663 views
A Boeing 747 "Jumbo Jet" has a length of 59.7 m. The runway on which the plane lands intersects another runway. The width of the
1. 1 answer
2. asked by shaknocka
3. 830 views
A Boeing 747 "Jumbo Jet" has a length of 59.7 m. The runway on which the plane lands intersects another runway. The width of the
1. 1 answer
2. asked by shaknocka
3. 792 views
A dynamite blast at a quarry launches a rock straight upward, and 2.0 s later it is rising at a rate of 15 m/s. Assuming air
1. 3 answers
2. asked by shaknocka
3. 1,257 views
Nutrient acquisition by roots when nutrients are in short supply
1. 1 answer
2. asked by Anonymous
3. 334 views
A wrecking ball is hanging at rest from a crane when suddenly the cable breaks. The time it takes for the ball to fall halfway
1. 1 answer
2. asked by shaknocka
3. 808 views
Let P(x) be the number of people of height < x inches in the US. What is the meaning of P’(66)?
1. 0 answers
2. asked by Izzie
3. 337 views
determine the amount of solute needed to make 100ml aqueous solution of NaCl and MgCl2 that will cause a 10 degree change in
1. 0 answers
2. asked by shaknocka
3. 637 views
Help with this please. I have to form the contrapositive of each and simplify negation using DeMorgan's rules.a) a->(b or c) my
1. 0 answers
2. asked by donovan
3. 1,210 views
I am trying to understand what to do here.. need help asap!! Thanks! MSolve the following pair of simultaneous linear equations.
1. 2 answers
2. asked by Marian
3. 508 views
a student decides to construct a capacitor using two conducting plates 30cm on each side. He seprates the plate with a paper
1. 2 answers
2. asked by joy
3. 664 views
calculate the necessary amounts of solutes and solvent to make a 4 liter bottle of antifreeze that will have a 35 degree change
1. 0 answers
2. asked by shaknocka
3. 492 views
why would it not be useful to just use pure ethanil or pure ethylene glycol as aN ANTIFREEZE SINCE THEIR NORMAL FREEZING POINTS
1. 0 answers
2. asked by shaknocka
3. 452 views
How was the reign of Marcus Aurelius different than that of most emperors?
1. 2 answers
2. asked by Muffie
3. 598 views
determine the amounts of solute and solvent needed to prepare the following solutions.2.0 M aqueous NaCl solution 1.0 m aqueous
1. 1 answer
2. asked by shaknocka
3. 901 views
I'm stuck here don't have a clue what to do. I've read all my school textbooks but it doesn't make much sense!! The numbers
1. 1 answer
2. asked by Marian
3. 533 views
a party suppilies store recored net sales of $423,400 for the year. the store's begining inventory at retail was $105,850 and
1. 2 answers
2. asked by ginny
3. 646 views
¿Cuál es la forma correcta del imperativo para tú?¡_____ aquí! (venir) ¿Cuál es la forma correcta del verbo para el
1. 1 answer
2. asked by lauren
3. 2,267 views
Corporate bonds issued by Johnson Corporation currently yield 8.5%. Municipal bonds of equal risk currently yield 6%. At what
1. 1 answer
2. asked by Shan
3. 737 views
The tops of the towers of the golden gate bridge in san Francisco, are 227m above the water. suppose a worker drops a 655g
1. 1 answer
2. asked by shay
3. 2,625 views
Did I answer the question correctly?¿Qué haces cuando hay un examen grande? Yo estudio cuando hay un examen grande Thank you
1. 1 answer
2. asked by JessieLynn
3. 693 views
WHATS IS THE DENSITY OF ETHYLENE GLYCOL IF YOU HAVE A 50ML SAMPLE OF ETHYLENE GLYCOL WITH A MASS OFF 55.505G
1. 0 answers
2. asked by DENISA
3. 1,195 views
What is the relationship between the study of geography and the study of history? What are the advantages and disadvantages of
1. 9 answers
2. asked by Alex
3. 1,346 views
In a capacitor, you have two plates, one is connected to a battery but other is not, how the other plate become charge ups.
1. 0 answers
2. asked by ami
3. 473 views
Please check my answers-I have to say where I just came from and what I have done using forms of venir and acabar deThe post
1. 1 answer
2. asked by Steven
3. 605 views
An object is projected vertically upwards and returns to the point of projection 12s later. Ignore air resistance and determine
1. 2 answers
2. asked by Thakgalo sakwana
3. 1,239 views
A function f(x) is said to have a removable discontinuity at x=a if:1. f is either not defined or not continuous at x=a. 2. f(a)
1. 0 answers
2. asked by Abigail
3. 723 views
One of my classmates ask this question and it wasn't answered so now I am asking it and of course we are all struggling with no
1. 0 answers
2. asked by Belinda
3. 1,283 views
Letf(x) = mx-12 if x is less than -5 = x^2 +5x -7 if x is greater than or equal to -5. If f(x) is a function which is continuous
1. 1 answer
2. asked by Abigail
3. 390 views
Pearson Brothers recently reported an EBITDA of $9.0 million and net income of $2.7 million. It had $2.34 million of interest
1. 0 answers
2. asked by Tony
3. 546 views
On one of my tests they are asking me if Symboin pandora has a symbotic reletionshio with the Norway Lobster. In my lesson the
1. 3 answers
2. asked by Erica
3. 1,226 views
The general term for market structures that fall somewhere in-between monopoly and perfect competition is __________.
1. 2 answers
2. asked by tresa
3. 487 views
For all real and positve numbers p and q, the following identity holds:(p^1/3 - q^1/3)(p^2/3 +(p^1/3)(q^1/3) + q^2/3) = (p - q)
1. 0 answers
2. asked by John
3. 388 views
Can you please check my sentences? Thank you.I'd rather you went to bed early tonight. 2) I'm used/was used to drinking a lot of
1. 1 answer
2. asked by Franco
3. 555 views
Find the volume of water in a fish tank that is 4 m long, 1.7 m wide, and 54 cm deep?
1. 1 answer
2. asked by pam
3. 378 views
given a mean of 8 and a standard deviation of 0.7 what is the z-score of the value 9 rounded to the nearest tenth
1. 1 answer
2. asked by Miranda
3. 819 views
use injustice in a sentence
1. 1 answer
2. asked by mustafa
3. 359 views
Determine whether Rolle's Theorem is validf(x) = 3 - |x - 2| for [-1, 5] if so, find c. if not, tell why.
1. 1 answer
2. asked by Sandy
3. 416 views
By what factor is the resistance of a copper wire changed when its temperature is increased from 20¢ªC to 120¢ªC? (the
1. 0 answers
2. asked by Anonymous
3. 806 views
The body mass index I can be used to determine an individual's risk for heart disease. An index less than 25 indicates a low
1. 4 answers
2. asked by Esther
3. 626 views
A man rolls an ordinary die 6 times. What is the probability that he gets at least 5 threes? Round your answer to four decimal
1. 2 answers
2. asked by Lisa
3. 459 views
You have recently found a location for your bakery and have begun implementing the first phases of your business plan. Your
1. 1 answer
2. asked by kathy
3. 523 views
Two polygons have te number of their sides in the ratio 1:3.The sums of their interior angles are in the ratio of 4;1. Find the
1. 3 answers
2. asked by Erin
3. 568 views
A fish tank holds 40 gallons of water (density 1.00g/mL) when full. What is the mass of the water in kilograms (kg)?
1. 1 answer
2. asked by Michelle
3. 996 views
According to the Smart magazine, 70% of smokers started smoking before the age of 18. Suppose 10 smokers are randomly selected
1. 0 answers
2. asked by jerry
3. 1,125 views
How many electrons must be removed from an electrically neutral silver dollar to give it a charge of +2.1 µC?
1. 1 answer
2. asked by Anonymous
3. 1,306 views
what is disposal of fullness
1. 3 answers
2. asked by martha
3. 691 views
What conditions allowed so many different kind of mammals to evolve during the Cenozoic Era?
1. 1 answer
2. asked by Kelley
3. 551 views
what is the required resistance of an immersion heater that will increase the temperature of 1.50 kg of water from 10 degrees C
1. 1 answer
2. asked by Mini
3. 592 views
the heating element of a coffee maker operates at 120 V and carries a current of 2 A. Assuming that the water absorbs all of the
1. 1 answer
2. asked by April
3. 737 views
A wire 3.00 m long and .450 mm2 in cross-sectional area has a resistance of 41.0Ω at 20 degrees C. If its resistance increases
1. 2 answers
2. asked by June
3. 583 views
What is the adverb in this sentence: We read a very good Japanese folk tale called "Green Willow."
1. 2 answers
2. asked by Dana
3. 419 views
I need help on an essay. My essay is on immigration but my teacher wants us to compare and contrast immigration from 1800's to
1. 1 answer
2. asked by sheri
3. 874 views
A Camp leader figures she needs one tent for every three campers plus one for herself...write an expression that reprents this.
1. 3 answers
2. asked by Anonymous
3. 1,485 views
Suppose that 28 crayons, of which four are red, are divided random among Jack, Marty, Sharon, and Martha (seven each). If Sharon
1. 2 answers
2. asked by rita
3. 863 views
Equivalent Expressions1. Which algebraic expression is equivalent to the expression below? 3(x - 2) + 12(x + 8)
1. 4 answers
2. asked by Max
3. 666 views
given: chord AB is parallel to chord CDprove if two chords of a circle are parallel, the two arcs between the chords are
1. 2 answers
2. asked by maya
3. 1,451 views
Forrest Lumber uses the functionS(t) = -75t + 375 to determine the salvage value S(t), in dollars, of a table saw t years after
1. 2 answers
2. asked by Bob
3. 502 views
Samantha can ride her bike to work in 2/3 of an hour. When she drives to work it takes 1/3 of an hour. If she drives 12 miles
1. 1 answer
2. asked by Bob
3. 525 views
what multiplication fact could you use to find a number that can be divided equally by 8 and 9?
1. 2 answers
2. asked by mick
3. 503 views
1/3y=xy+x+4=0
1. 1 answer
2. asked by sara
3. 324 views
1. A particle is moving on the x-axis (or any number line) Its position x(t), or distance from the origin, at the time t is
1. 1 answer
2. asked by Matt
3. 731 views
A freight train travel 53.7 miles per hour. About how many miles did the freight train travel in 2.1 hours?
1. 2 answers
2. asked by yuri
3. 495 views
which would be correct:nowhere no where no wear
1. 6 answers
2. asked by Arushi
3. 363 views
I got my report card today. I only have 8 subjects. I got 6 A's, 1 B, and a C+. I want to know if I made it on the FIRST CLASS
1. 5 answers
2. asked by Monica
3. 804 views
h(x)= tan(x)-x/x^3given values 1 and 0.5
1. 0 answers
2. asked by Anonymous
3. 298 views
What is the major product of the reaction between methanol and (2R,3S)-2-bromo-3-methylpentane at room temperature?
1. 0 answers
2. asked by chemistry
3. 1,127 views
In a certain stereo system, each speaker has a resistance of 4 Ω. The system is rated at 60 W in each channel. Each speaker
1. 2 answers
2. asked by Ishaan
3. 2,737 views
Are students allowed to answer questions if we know them?
1. 2 answers
2. asked by Julia
3. 481 views
how do I read a ruler?
1. 1 answer
2. asked by Deamonte
3. 360 views
How do I show 52 with l and .
1. 10 answers
2. asked by Jennifer
3. 387 views
what is the required resistance of an immersion heater that will increase the temperature of 1.50 kg of water from 10 degrees C
1. 2 answers
2. asked by Kunal
3. 4,339 views
the heating element of a coffee maker operates at 120 V and carries a current of 2 A. Assuming that the water absorbs all of the
1. 1 answer
2. asked by Ayan
3. 960 views
Is predator-prey the most important ecological relationship? Thanks everyone!
1. 0 answers
2. asked by Erica
3. 400 views
how to identify leaves marple.lime,willow,hawthorn rose,rhododendron,birch ivy.oak.sycamore,horse chesnut,holly to make a branch
1. 0 answers
2. asked by caitlin
3. 423 views
A wire 3.00 m long and .450 mm2 in cross-sectional area has a resistance of 41.0Ω at 20 degrees C. If its resistance increases
1. 1 answer
2. asked by Aryan
3. 726 views
I forgot to include these last sentences. Could you check if the sentences are OK? Thank you.1)Where has Peter gone? There he
1. 1 answer
2. asked by Franco
3. 758 views
In the Adventures of Huckleberry Finn, Huck mentions that he wishes the Widow Douglas could know about his efforts to save the
1. 1 answer
2. asked by Carlie
3. 832 views
How was their small size helpful to the mammals of the Mesozoic?
1. 0 answers
2. asked by Karen
3. 707 views
Never belong, never guess, never confess is an example of:a. repetition b. parallelism c. rhyme scheme d. assonance I think it's
1. 3 answers
2. asked by anthony
3. 435 views
Hello. Please tell me if it is possible to say: The government plans to "grant help to" the umemployed. Or is it "give help
1. 1 answer
2. asked by Ilma
3. 382 views
Below is the production possibility information of small nations Arboc and Arbez, which can produce two goods, wheat, and
1. 3 answers
2. asked by help pleaseeeeee
3. 576 views

Back to February 2011

Ask a New Question

Archives
Contact Us
Newest
Privacy Policy
Terms of Use
© 2024