Archives
2010
March

Questions Asked on March 28, 2010

Hydrogen and oxygen react according to the equation: 2H2 + O2 -> 2H2O.According to Avogadro's law, how many liters of hydrogen
1. 2 answers
2. asked by Jen
3. 1,264 views
discuss how world war I affected the lives of americans. how did it change american social realities regarding women the family
1. 2 answers
2. asked by Dellaine
3. 859 views
woodrow wilson faced a number of obstacles in making his Fourteen Points a reality including several of his own making and some
1. 1 answer
2. asked by Dellaine
3. 561 views
Find the two ordered pairs using this equation-x+3y=6
1. 1 answer
2. asked by KiKi
3. 434 views
A ball is dropped from a height of 20m and rebounds with a velocity which is 3/4 of the velocity with which it hit the ground.
1. 4 answers
2. asked by Edwin
3. 1,697 views
train A and b are traveling in the same direction on parallel tracks. Train A is traveling at 40 mph, and B is at 60 mph. Train
1. 1 answer
2. asked by bob
3. 416 views
A special prototype model aeroplane of mass 400g has a control wire 8cm long attached to its body. The other end of the control
1. 0 answers
2. asked by Edwin
3. 729 views
What is time dilation refers: to increasing time factors as one's speed increasesI can not find any information on this
1. 0 answers
2. asked by Anonymous
3. 334 views
A cosmetic mirror is 50cm from your face and the magnified image of your face is upright. You are told that the focal length of
1. 1 answer
2. asked by lily
3. 476 views
A light rigid bar is suspended horizontally from two vertical wires, one of steel and one of brass. Each wire is 2.00m long. The
1. 1 answer
2. asked by Edwin
3. 1,545 views
If the amplitudes of the two waves are 3 units and 1 unit respectively, show by the principle of superposition that the ratio of
1. 1 answer
2. asked by Edwin
3. 648 views
a fluid flows through a horizontal pipe of varying cross-section. Assuming the flow is streamline and applying the bernoulli
1. 0 answers
2. asked by Edwin
3. 812 views
a fluid flows through a horizontal pipe of varying cross-section. Assuming the flow is streamline and applying the bernoulli
1. 0 answers
2. asked by Edwin
3. 602 views
Show that a force acting along a given line can always be replaced by a force of the same magnitude acting along a parallel
1. 0 answers
2. asked by Edwin
3. 354 views
A clean glass capillary tube is held vertically in water raised to a height of 7cm. The tube is down depressed and only 5cm of
1. 0 answers
2. asked by Edwin
3. 610 views
A clean glass capillary tube is held vertically in water raised to a height of 7cm. The tube is down depressed and only 5cm of
1. 0 answers
2. asked by Edwin
3. 587 views
iN 1993, THE LIFE EXPECTANCY of males was 68.6 years. In 2000, it was 71.1 years. Let E represent the life expectancy in year t
1. 3 answers
2. asked by bob
3. 794 views
The speed of light is the same for all observers, and the laws of physics are the same for all observers in uniform motion.
1. 0 answers
2. asked by Anonymous
3. 1,057 views
Scientists can determine what distant stars are made of, as well as their temperatures and velocities, by looking atA absorption
1. 0 answers
2. asked by Anonymous
3. 736 views
How man joules are required to increase the temperature of 1 kg of granite by 1000K using 790 joule/kilogram-kelvin as the
1. 0 answers
2. asked by John
3. 949 views
What is the of an aqueous solution that is 0.128 M NH4Cl ?
1. 1 answer
2. asked by sab
3. 396 views
What volume of 0.200 M Fe(NO3)3 is needed to make 50ml of o.oo200M Fe(NO3)3?
1. 2 answers
2. asked by amber
3. 659 views
An aqueous solution of hydrogen peroxide, H202 (MW=34.01amu), is labeled 10.0% by weight. What is the molal concentration of
1. 1 answer
2. asked by Donna
3. 506 views
Why would flat panel TV prices drop over time?
1. 1 answer
2. asked by rob
3. 355 views
The boiling point of a liquid at atmospheric pressure is the temperature:a. at which bubbles of vapor expand within the liqud b.
1. 1 answer
2. asked by Donna
3. 731 views
Starting with a hypothetical population of 14,000 people and an even age distribution (1,000 in each age group from 1-5 to 66-70
1. 1 answer
2. asked by sarah
3. 629 views
A 0.05 molal aqueous solution boils at 373.102 K. What is the salt in question?a. AlCl3 b. NaHSO3 c. MgCl2 d. NH4Cl e. NaCl I
1. 2 answers
2. asked by Donna
3. 588 views
What is the major axis and the domain of the equation 9x^2 + 16y^2 - 36x + 96y + 36 = 0 ?
1. 0 answers
2. asked by dcw
3. 646 views
1.Choose a movie or a performance you saw recently and write down your story in the blanks.I like watching movies. I saw
1. 1 answer
2. asked by rfvv
3. 1,189 views
Determine your distance traveled and displacement if you walk 100m forward and then 35m backward
1. 2 answers
2. asked by Marly
3. 1,315 views
Two softballs, each with a mass of 0.125 kg, are separated by a distance of 820 m in outer space.a. If the balls are released
1. 1 answer
2. asked by Victoria
3. 401 views
1. He died young.2. He died when he was young. 3. When he was young, he died. (Are they all the same?) 4. a strong wind, a high
1. 2 answers
2. asked by rfvv
3. 810 views
Hockey Teams Receive 2 Points When They Win And 1 Point When They Tie. One Season A Team Won A Championship With 65 Point. They
1. 0 answers
2. asked by ron
3. 593 views
Determine your distance traveled and displacement if you walk 100m forward and then 35m backward please answer as soon as
1. 2 answers
2. asked by Mary
3. 250 views
A particular comet has an elliptical orbit. When closest to the Sun (perihelion) it is at a distance of 8.823 1010 m and moves
1. 1 answer
2. asked by Mary
3. 483 views
The concentration is 1.67M. I have 5.28 grams of ethanol. How many liters of water will I need to make this solution with the
1. 1 answer
2. asked by linda
3. 454 views
Can you please check the following questions as I need to prepare them for tomorrow. Thank you very much in advance.1) Examine
1. 1 answer
2. asked by Franco
3. 1,123 views
Find constants a,b, and c such that the function f(x)=ax^3+bx^2+c will have a local extremum at (2,11)and a point of inflection
1. 0 answers
2. asked by Wayne
3. 1,106 views
With your partner, talk about what is seen in the picture taking turns.Sentence A is an example sentence. Like Sentence A, make
1. 2 answers
2. asked by rfvv
3. 578 views
wich is not a prime number 11 21 31 41
1. 3 answers
2. asked by ikd
3. 1,417 views
Determine your distance traveled if you walk 100m forward and then 35m backward
1. 1 answer
2. asked by Mary
3. 265 views
Describe how the instantaneous speed of a car changes when the car is moving with constant speed , speeding up, and slowing down
1. 0 answers
2. asked by me
3. 337 views
when sixty five and fourteen hundredths is subtracted from eighty and forty eight hundreths what is the difference
1. 1 answer
2. asked by ikd
3. 451 views
when sixty five and fourteen hundredths is subtracted from eighty and forty eight hundreths what is the difference
1. 1 answer
2. asked by ikd
3. 583 views
Think critiacally how could 2 observers measure a different speed for the same moving object please answer as soon as possible
1. 2 answers
2. asked by me myself and i
3. 178 views
What is chemical potential energy?? :)
1. 1 answer
2. asked by poppy
3. 344 views
how can two observers measure a different speed for the same moving object
1. 0 answers
2. asked by dina
3. 372 views
We use 'Yours sincerely' or 'Sincerely urs.' at the end of a letter. Then what is the full form of 'Yours sincerely'?1. I am
1. 2 answers
2. asked by rfvv
3. 956 views
Thank you very much for your corrections. Can you tell me if the following household chores are possible? Please, let me know if
1. 1 answer
2. asked by Franco
3. 406 views
Use the law of cosines to find the angle of Q between the given vectors.v=3i + j w=2i - j
1. 1 answer
2. asked by Hannah
3. 726 views
classify each of the following as a lewis acid or base:Cl- BeCl2 B(CH3)3 P(Ch3)3 Cl- is an acid right? i'm not sure i understand
1. 2 answers
2. asked by Katie
3. 1,796 views
What is C2H5OH?
1. 1 answer
2. asked by Christopher
3. 344 views
What is chemical potential energy?? :)please help!!!!!!!!!!!!!!!!!!!!!!!!
1. 1 answer
2. asked by PoppY!!!!!!!!!!!!!!!!!!!!
3. 314 views
plans, under plan A, Giselle would have to pay the first 130 dollars of her nedical bills plus 35% of the rest. Under plan B
1. 1 answer
2. asked by ron
3. 426 views
hocky teams receive 2 points when they wi and 1 point when they tie. One season, a team won a championship with 65 points. they
1. 1 answer
2. asked by ron
3. 448 views
How do i find the transformed equation of the hyperbola xy = 4 when rotated 45 degrees? I don't understand at all.my choices
1. 0 answers
2. asked by dcw
3. 620 views
when doing a paper chromatography lab, my class used a solvent with a neutral pH, which my teacher said would help separate the
1. 1 answer
2. asked by chrissy
3. 619 views
The equation below shows the incomplete combustion of ethene.C2H4(g) + 2O2(g) ==> 2CO(g) + 2H2O(g) If 2.70 mol C2H4 is reacted
1. 3 answers
2. asked by Keith
3. 7,777 views
the body mass index is given by the formula, or model, I=700w/h(2), where w= weight and h = height in inches. Jerome is 76
1. 1 answer
2. asked by ron
3. 653 views
two angles are complementary. the sum of the measure of the first angle and half the second angle is 87 degrees. find the
1. 1 answer
2. asked by ron
3. 720 views
Why are nights in arid lands surprisingly cold?
1. 1 answer
2. asked by Brandi
3. 443 views
one canned juice drink is 15% orange juice; another is 5% orange juice. how many liters of each should be mixed together in
1. 1 answer
2. asked by ron
3. 553 views
how can two observers measure a different speed for the same moving object
1. 1 answer
2. asked by dina
3. 461 views
Describe how the instantaneous speed of a car changes when the car is moving with constant speed , speeding up, and slowing down
1. 1 answer
2. asked by dina
3. 393 views
What relationship factors or considerations might be influencing Michael’s or Jennifer’s problems?
1. 2 answers
2. asked by Bullzeye
3. 578 views
What is insulating fiberglass?
1. 1 answer
2. asked by Christina
3. 272 views
Relative humidities (represented by RH below) of less than 51% cause problems in growing crops. The Saskatoon region is a prime
1. 1 answer
2. asked by ken
3. 425 views
The mean score on a Math exam was 50% and the standard deviation was 10%. Assume the results were normally distributed.(a) What
1. 1 answer
2. asked by kevin
3. 629 views
x + y = 2.20How do I solve this?
1. 1 answer
2. asked by Ann
3. 289 views
how does a mold fossil form
1. 1 answer
2. asked by pavleen
3. 372 views
wat is the difference betwwen a mold and cast
1. 4 answers
2. asked by pavleen
3. 449 views
what is mold fosil
1. 1 answer
2. asked by pavleen
3. 336 views
wat is body fossil
1. 1 answer
2. asked by pavleen
3. 390 views
what is trace fossil
1. 1 answer
2. asked by pavleen
3. 596 views
were the native americans affected by dual labor market, environmental justice issues, affirmative action, redlining, double
1. 2 answers
2. asked by Cindy
3. 470 views
what does the quote, "you can never take for granted," mean?
1. 1 answer
2. asked by AL 87
3. 271 views
E2 (total) of rod (of length L = 9.15 mm) = 4.18 ×10^3 V/m. E1=1.76 x 10^3. E3=1.57 x 10^3. The rod consists of three sections
1. 0 answers
2. asked by Shawn
3. 976 views
x+5y=4x=7-5y give the ordered pair
1. 1 answer
2. asked by KiKi
3. 369 views
Train A and B are traveling in the same direction on parallel tracks. Train A is traveling at 100 miles per hour and train B is
1. 1 answer
2. asked by KiKi
3. 968 views
f(x)=-2x-3Find the slope and the y intercept
1. 3 answers
2. asked by KiKi
3. 460 views
unsocialized, spontaneous, self interested component of our personalitiesa Soul b Aura c "I" is the answer b? i tried to find it
1. 3 answers
2. asked by EMH
3. 673 views
In clinical lab reports, some concentrations are given in mg/dL. Convert a Ca2+ concentration of 3.5 mg/dL to weight/volume
1. 3 answers
2. asked by Jen
3. 4,222 views
Which pairs of substances will form a buffer when mixed in equal concentrations?
1. 1 answer
2. asked by krissy
3. 829 views
cot(theta)= 3pi < theta < 3pi/2 Find: sin(theta)= -1 ? cos(theta)= -3 ? tan(theta)= 1/3 ? sec(theta)= -1/3 ? csc(theta)= -1 ?
1. 5 answers
2. asked by jh
3. 1,373 views
PLEASE HELP!!csc(theta)= -3/2 3pi/2 < theta < 2pi Find: sin(theta)= _____ ? cos(theta)= _____ ? tan(theta)= _____ ? cot(theta)=
1. 2 answers
2. asked by jh
3. 1,431 views
PLEASE HELP!!sin(theta)= 1/3 pi/2 < theta < pi Find: cos(theta)= ______ ? tan(theta)= ______ ? cot(theta)= ______ ? sec(theta)=
1. 2 answers
2. asked by jh
3. 689 views
y>-5x>6 How would I get ordered pairs to graph this?
1. 1 answer
2. asked by KiKi
3. 407 views
How would I graph the equationy=6?
1. 1 answer
2. asked by KiKi
3. 301 views
x+2y=4Find the ordered pairs would this be (0,2) and (4,0)?
1. 1 answer
2. asked by KiKi
3. 379 views
find the two ordered pairs from this equation.y+x=-2 then give the ordered pair of the y intercept?
1. 1 answer
2. asked by KiKi
3. 447 views
find the two ordered pairs of this equation.y=5/3x+8 then give the slope and y intercept. I know the slope is rise over run and
1. 2 answers
2. asked by KiKi
3. 547 views
write a balanced chem equation for solid lead (II) sulfide reacts with aq hydrochloric acid to form solid lead (II) chloride and
1. 1 answer
2. asked by jen
3. 1,593 views
A model train is a scale model created from actual measurements. The scale factor for HO or Half Zero model trains is 1:87. A
1. 3 answers
2. asked by Anonymous
3. 659 views
I have to create a slide show of 7-10 slides about urbanization, yet I am confuse on where to start. I also have to discuss the
1. 2 answers
2. asked by Nary
3. 1,235 views
2 complementary angles are in the ratio of 5:13. Find the measure of each angle?
1. 3 answers
2. asked by kim
3. 3,365 views
Physics force of friction questiona shuffle board disk is accelerated to a speed of 5.8m/s and released. if the coefficient of
1. 4 answers
2. asked by jake
3. 1,799 views
Earth exerts a force on an object equal to the objects weight. the object exerts a force on earthI think the answer is it equal
1. 1 answer
2. asked by Anonymous
3. 624 views
did the native americans face prejudice, segregation, racism, or any combination of the three?
1. 1 answer
2. asked by Cindy
3. 370 views
I need help finding the center and latus rectum of the equation: 3y^2 - 2y + x + 1 = 0
1. 2 answers
2. asked by dcw
3. 1,847 views
IN the polystyrene beaker, mix 20mL of 0.1 M Acetic acid and 25mL of 0.1M Sodium Acetate and immediately measure the pH. Remove
1. 1 answer
2. asked by Saira
3. 677 views

Back to March 2010

Ask a New Question

Archives
Contact Us
Newest
Privacy Policy
Terms of Use
© 2024