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Questions Asked on October 29, 2010

Which of the following is not a unit of power?a)hp b)J c)W d)J/s I answered d. J/s because its measuring speed and not power. I
1. 2 answers
2. asked by Aisumi
3. 7,164 views
Alumminum hydroxide reacts with sulfuric acid as follows: 2Al(OH)3+H2SO4-->Al2(SO4)+6H2O.Which reagent is the limiting reactant
1. 5 answers
2. asked by Chris Sung
3. 6,281 views
Calculate the wavelength of each of the following frequencies of electromagnetic radiation.1040 kHz} (typical frequency for AM
1. 2 answers
2. asked by Allison
3. 5,941 views
What is the balanced equation of the complete combustion of 2-methylpropane?
1. 1 answer
2. asked by Chioma
3. 5,305 views
suppose that the surface (radius=r) of the space station is rotating at 35.8 m/s. what must be the value of r for the astronauts
1. 2 answers
2. asked by Leah- PLEASE HELP!!! :)
3. 4,497 views
A 13 cm long animal tendon was found to stretch 3.8 mm by a force of 13 N. The tendon was approximately round with an average
1. 4 answers
2. asked by Phil
3. 4,220 views
If 10. g AgNO3 is available, what volume of 0.25M AgNO3 solution can be prepared?
1. 4 answers
2. asked by annonymous
3. 3,795 views
A car is traveling along a road, and its engine is turning over with an angular velocity of +199 rad/s. The driver steps on the
1. 2 answers
2. asked by JOHN
3. 3,366 views
Gravel is being dumped from a conveyor belt at a rate of 10 ft^3/min. It forms a pile in the shape of a right circular cone
1. 2 answers
2. asked by Pierre
3. 3,297 views
how many moles of Ba(OH)2 are present in 295mL of 0.400 M Ba(OH)2?
1. 2 answers
2. asked by Bianca
3. 3,233 views
The solubility of barium nitrate at 100°C is 34 g/100 g of H2O and at 0°C is 5.0 g/100g of H2O. If you start with 100 g of
1. 1 answer
2. asked by James
3. 3,228 views
what combinations of Zn, Al, ZnSO4 and Al2(SO4)3 would you make to illustrate that Zn is less active than Al?
1. 1 answer
2. asked by shannon
3. 3,044 views
A 550-g ball traveling at 8.0 m/s undergoes a head-on elastic collision with a 250-g ball traveling toward it also at 8.0 m/s.
1. 2 answers
2. asked by Alex
3. 2,778 views
The volume of a melting cube is decreasing at a rate of 10cm^3/min. How fast is the surface area of the ice cube decreasing when
1. 2 answers
2. asked by john
3. 2,669 views
the condition of apparent weightlessness for the passengers can be created for a brief instant when a plane flies over the top
1. 3 answers
2. asked by Leah- PLEASE HELP!!! :)
3. 2,269 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. 3 answers
2. asked by HELP
3. 2,190 views
The side of a square is 10 meters longer than the side of an equilateral triangle. The perimeter of the sqaure is 3 times the
1. 1 answer
2. asked by Pat
3. 2,111 views
2 22 12 132 122 1342? What is next and what is the pattern
1. 10 answers
2. asked by Amber
3. 2,097 views
Under typical conditions, 1 1/2 ft of snow will melt to 2 in of water. To how many inches of water will 4 1/3 ft of snow melt?
1. 1 answer
2. asked by laura
3. 2,067 views
"The editors . . . break those sequences up into quick jagged shots that key us up and keep us hyper-alert . . . we look hard at
1. 9 answers
2. asked by danny
3. 1,935 views
what is the balanced equation for the complete combustion of each of the following: hexane, methylcyclohexane, cyclopentane and
1. 2 answers
2. asked by Chioma
3. 1,855 views
A hemisphere of radius 5 sits on a horizontal plane. A cylinder stands with its axis vertical, the center of its base at the
1. 1 answer
2. asked by Pierre
3. 1,804 views
A block is sent up a frictionless ramp along which an x axis extends upward. The figure below gives the kinetic energy of the
1. 1 answer
2. asked by Sam
3. 1,691 views
suppose you have an unlimited supply of copper (II) chloride to react with iron. How many moles of copper would be produced by
1. 1 answer
2. asked by sarah
3. 1,656 views
Anna and Julia each take a bicycle trip. Anna rides 20 miles in 1 1/3 hours. Julia rides 246 miles in 16 hours. Which has slower
1. 20 answers
2. asked by Lilly
3. 1,615 views
I am trying to figure out transitive or intransitive....It is related to wheat, oats and barley. related = intransitive? The
1. 14 answers
2. asked by Emily
3. 1,599 views
A wire 9 meters long is cut into two pieces. One piece is bent into a square for a frame for a stained glass ornament, while the
1. 1 answer
2. asked by Pierre
3. 1,597 views
Find dy/dx by implicit differentiation.y^5 + x^2y^3 = 1 + x^4y So, first I find the derivative: 5y^4 + 2x3y^2 = 4x^3(1) Now I
1. 2 answers
2. asked by Chelsea
3. 1,542 views
35. In a calorimeter, the energy content of a substance is calculated from a measure of the temperature change in a known mass
1. 1 answer
2. asked by mysterychicken
3. 1,525 views
When // lines are cut by a transversal, the corresponding angles are supplementary.true or false ? explain, thanks !
1. 1 answer
2. asked by alicia
3. 1,466 views
Can you check these questions?1) Which is an example of verbal irony as spoken by Antigone? a)"You have yourself to consider,
1. 7 answers
2. asked by Shaun10
3. 1,441 views
The job of a privacy official is toA. Develop and implement privacy policies & and & prosedures. B. Monitor the use of passwords
1. 1 answer
2. asked by Zinoviy
3. 1,427 views
The captain sinks a ship located x distance away with a cannon located on the top of a cliff that is 65m high. if the cannon
1. 2 answers
2. asked by Amy
3. 1,423 views
write a program that prompts the user to input three numbers. The program should then output the numbers in nondescending order.
1. 1 answer
2. asked by Cathy
3. 1,403 views
The perimeter of a triangle is equal to 12 inches. The length of the longest side is equal to the sum of the other two sides
1. 2 answers
2. asked by ken
3. 1,384 views
20 fl oz/min = __ qt/dayanswer: 1qt/4 day?
1. 7 answers
2. asked by Lilly
3. 1,379 views
What mass of carbon dioxide is produced from the complete combustion of 5.20×10−3 of methane?
1. 1 answer
2. asked by amber
3. 1,367 views
question- a packaging device is set to fill detergent powder packetswith a mean weight of 5 kg .the standered deviation is known
1. 2 answers
2. asked by sunil
3. 1,365 views
What is the APY for money invested at each rate? (A) 6% compounded monthly (B) 4% compoumded continuously
1. 2 answers
2. asked by Anonymous
3. 1,361 views
Calculate the radial acceleration of an object on the ground at the earth's equator in m/s2, turning with the planet.
1. 1 answer
2. asked by Mattie
3. 1,343 views
'Place the letter of th item in Column II on th line before its best match in Column I'Column I: 37. moderator 38. coolant 39.
1. 2 answers
2. asked by mysterychicken
3. 1,336 views
Ethylene glycol, HOCH2CH2OH, is used as antifreeze. It is produced from ethylene oxide, C2H4O, by the following reaction.C2H4O(g
1. 1 answer
2. asked by caroline
3. 1,332 views
Use substitution to determine whether the ordered pair (– 3, – 2) is a solution of the equation 5x + y2 = –11. Show some
1. 1 answer
2. asked by Math Loser :(
3. 1,309 views
Consider a frictionless track as shown in the figure below. A block of mass m1 = 5.95 kg is released from A. It makes a head on
1. 0 answers
2. asked by chuck
3. 1,300 views
Use the properties of exponents to rewrite each expression so that it contains only positive exponents and simplify.(x^-1y^-2/x^
1. 1 answer
2. asked by alainia
3. 1,290 views
A notice of use & and & disclosure is required forA. Every patient a doctor treats. B. New patients,but not established
1. 0 answers
2. asked by Zinoviy
3. 1,275 views
A cylinder is inscribed in a right circular cone of height 3.5 and radius (at the base) equal to 7. What are the dimensions of
1. 4 answers
2. asked by REALLY NEED HELP!!!!
3. 1,255 views
Which alkyl halide would you expect to undergo an SN2 reaction most slowly?1-bromo-4-methylpentane 1-bromo-3-methylpentane
1. 1 answer
2. asked by Neeee
3. 1,246 views
What is the rate in meters per second of a jetliner this is travelling at a rate of 846 km/h
1. 3 answers
2. asked by Lilly
3. 1,246 views
Carbon disulfide is a colorless liquid. When pure, it is nearly odorless, but the commercial product smells vile. Carbon
1. 0 answers
2. asked by caroline
3. 1,213 views
How fast must a 138 g baseball travel in order to have a de Broglie wavelength that is equal to that of an x-ray photon with A =
1. 0 answers
2. asked by Chris
3. 1,211 views
Because gasoline is less dense than water, drums containing gasoline will float in water. Suppose a 220- L steel drum is
1. 1 answer
2. asked by Hee
3. 1,209 views
I have a discussion question on describe the plant life animal life and geology of the ecosystem in batesville, mississippi and
1. 0 answers
2. asked by adriane
3. 1,176 views
Use the properties of exponents to rewrite each expression so that it contains only positive exponents and simplify the result.
1. 1 answer
2. asked by alainia
3. 1,152 views
An aircraft on its take-off run has a uniform acceleration of 3m/s^2.What velocity does the aircraft gain in 4s?
1. 1 answer
2. asked by AJ
3. 1,140 views
Compute lim f(2+h)-f(2)h->0 --------- h
1. 1 answer
2. asked by Michael
3. 1,137 views
1.5 gal/min = ____ qt/h
1. 10 answers
2. asked by Lilly
3. 1,135 views
36x^2 - 49y^2 divided by 6x + 7ymeaning 36x^2 - 49y^2 is on top and 6x + 7y is on bottom. Please help, my teacher nor course
1. 3 answers
2. asked by Jordyn
3. 1,132 views
find the lim (cos x-1)/ (sin 2x)x->0
1. 3 answers
2. asked by khela
3. 1,111 views
A building superintendent twirls a set of keys in a circle at the end of a cord. If the keys have a centripetal acceleration of
1. 0 answers
2. asked by Carol
3. 1,075 views
find the normal approximation for the binomial probability that x=5,where n=12, and p=0.7compare probability to table b of
1. 1 answer
2. asked by vedry frustrated please help and show work
3. 1,062 views
A solid disk is released from rest and rolls without slipping down an inclined plane that makes an angle of 25.0° with the
1. 1 answer
2. asked by Sam
3. 1,061 views
Compare and contrast the James-Lange and the Cannon-Bard theories of emotional processing. Describe how these theories might
1. 2 answers
2. asked by Jo Yee
3. 1,060 views
Use the method of substitution to solve the system.xy=1 4x-y+3=0
1. 1 answer
2. asked by tara
3. 1,047 views
True or False?1. The product of 2 linear polynomials is quadratic 2. The sum of two cubic polynomials cannot have a degree
1. 1 answer
2. asked by clark
3. 1,043 views
If disclosure of PHI is permitted under the HIPAA, what is disclosed?A. All information the particular doctor has on that
1. 1 answer
2. asked by Zinoviy
3. 1,040 views
A fence 6 feet tall runs parallel to a tall building at a distance of 2 feet from the building. What is the length of the
1. 4 answers
2. asked by REALLY NEED HELP!!!!
3. 1,036 views
find the 1st derivative of f(x) = x/(x-1)2Is the 1st derivative f'(x)= -x-1/(x-1)^3
1. 1 answer
2. asked by Farah
3. 996 views
find all values of x for which function is differentiable.y=lnx^2 why is the answer= for all x doesn't equal 0?
1. 1 answer
2. asked by Jin
3. 963 views
Q. A 10.6 kg weather rocket generates a thrust of 226.0 N. The rocket, pointing upward, is clamped to the top of a vertical
1. 2 answers
2. asked by Lyn
3. 958 views
when using the word "inveigh"-can I put to "inveigh" against (something) is the word against used in the right context
1. 1 answer
2. asked by Amy
3. 947 views
I need to fid the activation energy but i forgot how to solve for Ea4.58*10^-15=e^(Ea/2537.02) can you show the work thank you
1. 2 answers
2. asked by help
3. 931 views
54.1 meters to feet round two decimals places
1. 1 answer
2. asked by lavon
3. 928 views
find the derivative y= csc^-1 (secx)0 less than or equal to x less than or equal to 2¤Ð what did i do wrong? - 1/ secx
1. 0 answers
2. asked by Jin
3. 908 views
how is the title of the poem "old ironsides" related ?
1. 2 answers
2. asked by karen javier
3. 906 views
(10 points)3. Use your data from Part 3 and Newton’s laws to explain why the force meter measures a force if the cart is
1. 0 answers
2. asked by Margaret Yeager
3. 903 views
A 0.026 kg bullet is fired vertically at 205 m/s into a 0.15 kg baseball that is initially at rest. How high does the combined
1. 3 answers
2. asked by Abdullah
3. 902 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. 1 answer
2. asked by HELP
3. 900 views
A heat lamp produces 22.5 watts of power at a wavelength of 6.0 {\rm \mu m}.How many photons are emitted per second? 1{watt}} =
1. 2 answers
2. asked by Greg
3. 898 views
QUESTION-machines are used to pack sugar into packets supposedly containing 1.20kg each.on testing a large number of packets
1. 1 answer
2. asked by sunil
3. 888 views
how do arrangement of particles changes during a phase change
1. 1 answer
2. asked by Bella
3. 869 views
The 6th term of Gp is 2000.find its first term if its common ratio
1. 2 answers
2. asked by hawkland
3. 866 views
A 2.0-kg box rests on a plank that is inclined at an angle of 65 degrees above the horizontal. The upper end of the box is
1. 1 answer
2. asked by Cerra
3. 863 views
Psychologists are interested in people's behavior and their mental processes. Psychologists believe that:behavior is impacted by
1. 2 answers
2. asked by karl
3. 861 views
can someone please help me with these 3 questions:1) Evaluate the limit. lim_(x->infinity) (ln(ln(4 x)))/(4 x) 2)Find y ' and y
1. 0 answers
2. asked by clare
3. 838 views
State the center and the radius of the circle represented by the equation(x – 8) 2 + (y + 2)2 = 81
1. 1 answer
2. asked by Help with Algebra
3. 837 views
consider the following reactionsO+N2->NO+N Ea=315kj/mol Cl+H2->HCl+H Ea=23kj/mol Why is the activation energy for one much lower
1. 1 answer
2. asked by help
3. 837 views
At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 16 knots and ship B is sailing north at 15
1. 4 answers
2. asked by Pierre
3. 835 views
When the following solutions are mixed, which will act as a buffer? (check all that apply)A. 50 mL of 0.05M sodium hydroxide and
1. 4 answers
2. asked by janie
3. 824 views
in the diagram, lime m is parallel to line p, line t is a transversal, m<a = 3xt12, and m,b =2xt13. find the value of x.thanks
1. 1 answer
2. asked by tina
3. 804 views
making ice cream involves surrounding the ice cream canister with a bath of salt ice water. to get the mix of freeze at 7.00
1. 3 answers
2. asked by rosa
3. 791 views
Find the volume of the solid formed by rotating the region enclosed byy=e^(4x)+2, y=0, x=0, x=0.8
1. 0 answers
2. asked by Kristina
3. 788 views
find the limit of lim sin(x-1)/(x^2 + x - 2) x->1without using l'hopitals rule
1. 3 answers
2. asked by khela
3. 785 views
Hydrogen cyanide is a highly poisonous, volatile liquid. It can be prepared by the following reaction.CH4(g) + NH3(g) → HCN(g)
1. 0 answers
2. asked by caroline
3. 779 views
Boat travels 10 mi upstream and 10 mi downstream the stream is moving 1mph and the boat took 5 1/3hrs. What is the speed of boat
1. 2 answers
2. asked by Teresa
3. 776 views
The quotient of a number and 7 is equal to 6. What is that number?
1. 1 answer
2. asked by paully
3. 775 views
How will drag force and air resistance affect an object in circular motion in the air?
1. 2 answers
2. asked by John
3. 768 views
A luge and its rider, with a total mass of 84 kg, emerge from a downhill track onto a horizontal straight track with an initial
1. 2 answers
2. asked by Sam
3. 765 views
give a brief note of the measures of central tendency together with their merits and demerits. which is the best measure of
1. 1 answer
2. asked by sunil
3. 755 views
1.25 g of HClo3 has_____________ molecules (how many) ?
1. 3 answers
2. asked by Kim
3. 746 views

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