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Sandra

Questions (668)

10 k r point g point degree
1. 0 answers
2. 267 views
Help me write an essay on How I learned English by Gregory Djanikian.
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2. 555 views
3 point 666 point one fifth degree
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2. 342 views
What is wrong with this sentence:The diplomats are doing what they can to restore peace.
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2. 352 views
Consider a 1kg mass at rest at the equator.Because of the earths rotation , the mass experiences a centripetal acceleration.a)Dr
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2. 610 views
What is the approximate thermal energy in kJ/mol of molecules at 275° C
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2. 579 views
Discuss how the General Linear Model assigns the optimal “weights” to predictor variables that allow us to maximize
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2. 1,047 views
If the moon rotated on its axis just as quickly as Earth's, would we always see the same side of the moon? Explain. -thanks,
1. 2 answers
2. 714 views
when comparing the force that is required to climb a mountain walking up a trail that slopes gently upward to the top verses
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2. 606 views
What solvents would you use to isolate these compounds?Malonic Acid Salicylic acid Ethyl4-aminobenzoate
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2. 428 views
I cant write the sign for square root so I will just write it out. The problem says to simplifysquare root 5w^8v square root
1. 1 answer
2. 431 views
Does the mass of water increase when a plastic water bottle filled to the brim with water is frozen?
1. 1 answer
2. 466 views
A bag contains 3 green marbles and 6 blue marbles. What is the probability of drawing a blue marble, then another blue marble,
1. 2 answers
2. 1,532 views
Suppose the USA and Canada are considering to trade. Assume there are only two goods in the economy: wheat and corn. The table
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2. 480 views
Identify at least two issues in developing countries that make changing to democracy easier or more difficult. Provide at least
1. 1 answer
2. 481 views
What ideas and events in Europe influence philosophy in the USA. How are these philosophies similar and different?
1. 1 answer
2. 357 views
What mass of hyudrogen peroxide should result when 1.50 g of barium peroxide is reacted with 25.0 mL of 0.50 M of hydrochloric
1. 1 answer
2. 1,101 views
If Dale can paint a room in 5 hours alone and Chip can paint the same room in 7 hours alone. How long would it take them
1. 1 answer
2. 464 views
5x+2y=-11, 7x-3y=13, find x and y
1. 1 answer
2. 311 views
Stuck on plugging info into formula, please show set up-At 10 degrees C carbon dioide gas has volume of 25.5 mL under pressure
1. 1 answer
2. 438 views
Dr. Bob get the use PV=nRT just stuck on setting up the problem help!
1. 1 answer
2. 344 views
If 20.0 g of N2 has a volume of 4.00 L and a pressure of 6.0 atm, what is its temperature?
1. 1 answer
2. 649 views
A mixture of hydrogen and oxygen gas has pressure of 1.60 atm. Partial pressure of oxygen is 304 mmHg atm, what is the partial
1. 1 answer
2. 502 views
Help please-I'm doing something wrong-Solve 8x^2 + 6x + 5 = 0 I'm doing square roots and all the steps but it's not working out
1. 1 answer
2. 516 views
A disconcerted dog of a mass 7.80 kg is sliding down a frictionless plank which is inclined at an angle of 48.0 degrees to the
1. 1 answer
2. 506 views
Calculate the simple interest and maturity valve for the following problems. Round to the nearest cent as needed. 18,000,4
1. 2 answers
2. 443 views
Rewrite rational exponent3sqrt22
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2. 427 views
Why am I stuck?How do I figure I must be really stressed because I cannot figure this out. you exmple 9.408^2 =88.51046? How do
1. 1 answer
2. 507 views
A.After a protracted legal case, Joe won a settlement that will pay him $11,000 each year at the end of the year for the next
1. 0 answers
2. 631 views
Bonds Payable has a balance of $900,000 and Premium on Bonds Payable has a balance of $10,000. If the issuing corporation
1. 1 answer
2. 900 views
Bonds Payable has a balance of $900,000 and Premium on Bonds Payable has a balance of $10,000. If the issuing corporation
1. 0 answers
2. 798 views
Debreu Beverages has an optimal capital structure that is 50% common equity,40% debt, 10% preferred stock. Debreu's pretax cost
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2. 973 views
A 10 year bond pays 11% interest on a $1000 face value annually. If it currently sells for $1,195, What is its approximate yield
1. 1 answer
2. 1,840 views
A firm's stock is selling for $85, Dividend yield=5%. A 7% growth rate is expected for the common stock. The firm's tax rate is
1. 1 answer
2. 2,016 views
A 50 g ball of clay traveling east at 3.5 m/s collides and sticks together with a 50 g ball of clay traveling north at 2.0 m/s.
1. 1 answer
2. 1,260 views
An 75 kg quarterback jumps straight up in the air right before throwing a 0.43 kg football horizontally at 11 m/s. How fast will
1. 0 answers
2. 658 views
Among Canadian households, 24% have telephone answering machines. If a telemarketing company contacts 2500 households find the
1. 1 answer
2. 607 views
In the absence of external torques, the angular momentum of a system is conserved.An artificial satellite orbiting the Earth
1. 2 answers
2. 1,043 views
The allowed orbits for the electron around the nucleus of the hydrogen atom are explained by de Broglie as ...a. Quantized
1. 1 answer
2. 1,260 views
You meet a person with prescription glasses of +0.55 dpt.What is the near point of this person? Express the result as a positive
1. 1 answer
2. 692 views
The refractive index of a material is different for different wavelengths and colours of light. For most materials in the
1. 4 answers
2. 982 views
A small fish is inside a spherical bowl filled with water (n=1.33). The bowl has a diameter of 30cm and the fish is at a
1. 0 answers
2. 629 views
How does blood clotting, immune response, allergic and hormone release interelate?
1. 0 answers
2. 835 views
Consider the current-carrying wires in the figure.I can try to describe the figure here.. - Diagram A has the wire coming from
1. 5 answers
2. 667 views
For the answer to the following post, do you mean that the frequency does not depend on the radius?Posted by Johnny on Saturday,
1. 2 answers
2. 633 views
An electron and a proton execute uniform circular motion in the presence of a uniform magnetic field.If the radius of the circle
1. 2 answers
2. 1,071 views
Gold ions (Au+) are accelerate to high speeds using electric fields.These ions are then passed through a region where uniform
1. 1 answer
2. 805 views
In the circuit below all light bulbs are identical.In order of brightest to dimmest the light bulbs are ... This is the best I
1. 0 answers
2. 813 views
If two resistors are connected in parallel, I know that they share the same voltage but how would you determine their current?
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2. 402 views
I need points and counterarguments on how globalization helps farmers in third world countries for my debate.I know that it
1. 1 answer
2. 403 views
Can the following equation be used to solve the question?R = ρ L / A ; find L.. or is there another way? Question: A
1. 4 answers
2. 579 views
A simplified model for an erythrocyte is a spherical capacitor with a positive inner surface of area A and a membrane of
1. 4 answers
2. 550 views
I don't know how to approach this question...Any dielectric material other than vacuum has a maximum electric field that can be
1. 5 answers
2. 782 views
Homework Help Forum: PhysicsPosted by Sandra on Sunday, February 28, 2010 at 10:20am. Thank you for answering my previous
1. 1 answer
2. 660 views
Thank you for answering my previous questions!I have another one now in regards to the following question... An unknown
1. 1 answer
2. 630 views
I'm really unsure of how to approach this question...Polystyrene has a very low dielectric constant compared to most other solid
1. 1 answer
2. 445 views
How does the capacitance of a parallel plate capacitor change when its plates are moved to twice their initial distance and a
1. 1 answer
2. 624 views
Use the cofunction identities to find an angle x that makes the statement true: tan(2x-140) = cot(x+5)
1. 2 answers
2. 1,236 views
Factor 1-sin^3x
1. 1 answer
2. 434 views
Consider a charged ring of radius 27 cm and total charge 15 nC.We are interested in the electric field a perpendicular distance
1. 2 answers
2. 1,227 views
Consider a disk of radius 10 cm and positive surface charge density +3.7 mC/m2. A particle of charge -4.5 mC and mass 75. mg
1. 0 answers
2. 551 views
Consider the limit of large distances, where a finite charged rod is observed at a distance that is very large when compared to
1. 1 answer
2. 461 views
How can the lack of a physical good in a pure service affect efforts to promote the service?
1. 1 answer
2. 643 views
Given a square of sidelength a = 4 cm. We place a charged particle at each corner, three of them carry + 2 nC of charge and one
1. 2 answers
2. 782 views
Posted by jude on Saturday, February 6, 2010 at 2:20am.Given a square of sidelength a = 5 cm. We place a charged particle at
1. 6 answers
2. 1,220 views
Hi, O tried this question, but I'm getting an answer of 0.99 which rounds to 1, but it was not given as one of the answer
1. 1 answer
2. 586 views
The electric field is constant in magnitude and direction for the following arrangement of fixed charges:-Close to a point
1. 2 answers
2. 619 views
How do I solve this problem:You buy a 75W lightbulb in Europe where electricity is delivered to homes at 240V. If you use the
1. 1 answer
2. 537 views
Do students at various colleges differ in how sociable they are? Twenty-fivestudents were randomly selected from each of three
1. 2 answers
2. 1,307 views
In your white paper presented to Tim and Anna, you shared with them the need to adopt a strategy that includes preserving
1. 1 answer
2. 458 views
1/2 +(2/3 / 3/4) +(4/5 x 5/6)=
1. 2 answers
2. 258 views
One of the earliest examples of primitive humans, Australopithecus, lived in Africa between about 4 and 1 million years ago. For
1. 0 answers
2. 430 views
The current magnitude of the greenhouse effect is measured by the difference between the emission from the surface and the
1. 1 answer
2. 642 views
You are on a TV show. You have been asked to either play a dice game five times or accept a $50 bill. The dice game works like
1. 3 answers
2. 2,812 views
Where have canadians been involved in peacekeeping missions? where was their first mission?
1. 1 answer
2. 433 views
Where have canadians been involved in peacekeeping missions? where was their first mission?
1. 2 answers
2. 556 views
How can you determine which acid solutions (all at 0.10 M) has the highest concentration of anions?
1. 1 answer
2. 401 views
Wind is blowing from Lubbock to Abilene at 10 knots. Assuming a uniform and gradual slope between the two cities, what is the
1. 0 answers
2. 455 views
The 15th floor meteorological observatory of the O&M building is 188 ft from the level of the main entrance. Assume that the
1. 1 answer
2. 557 views
A hockey puck is hit on a frozen lake and starts moving with a speed of 12.0 m/s. Five seconds later, its speed is 6.00 m/s. (a)
1. 4 answers
2. 1,325 views
I am trying to use the Goal Seek Method in Microsoft Excel but i keep getting a message that says "Cell must contain a value".Si
1. 0 answers
2. 524 views
The number of motor vehicles produced worldwide increased from approximately 57.5 million in 2000 to 60.3 million in 2003. Find
1. 5 answers
2. 583 views
The dosage of a certain medication is 1/4 ounce for every 50 pounds of body weight. How many ounces of this medication are
1. 2 answers
2. 2,178 views
How to plot y=2x+4
1. 1 answer
2. 410 views
How to graph y= x+4
1. 2 answers
2. 354 views
Diagonal brace. The width of a rectangular gate is 2 meters(m) larger than its height. The diagonal brace measures sqrt6m. Find
1. 1 answer
2. 557 views
Reduce the rational expression to lowest terms1/15abc (5a^3b^5c^2) =3a^2b^4c Is this right. I reduced,and cancelled out
1. 1 answer
2. 623 views
Reduce each rational expression to lowest terms3x^2-9x+6/10-5x
1. 1 answer
2. 452 views
Reduce rational expression to lowest terms3t-6/8-4t
1. 1 answer
2. 516 views
Write each number in standard notation3.4 x 10^7 = 0.00000034 is this correct
1. 1 answer
2. 836 views
A bank lobby has four video cameras positioned to view the entire lobby. any one of the four is sufficient to monitor the lobby.
1. 0 answers
2. 557 views
A parabola has x-intercepts at 3 and 7, a y-intercept at -21, and (5,4) for its vertex. Write the parabola’s equation
1. 2 answers
2. 816 views
Solve problem.Telephoto lens. find the image distance i for an object that is 2,000,000 mm from a 250-mm telephoto lens. tel
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2. 1,057 views
Fast food. If four out of five doctors prefer fast food,then at a convention of 445 doctors, how many prefer fast food?
1. 1 answer
2. 485 views
Bear population. To estimate the sizeUse a proportion to solve of the bear population on the Keweenaw Peninsula,
1. 3 answers
2. 648 views
Use a proportionFast food. If four out of five doctors prefer fast food, then at a convention of 445 doctors, how many prefer
1. 3 answers
2. 434 views
Find a ratio, and simplify to lowest termsRise and run. If the rise is 3/2 and the run is 5, then what is the ratio of the rise
1. 1 answer
2. 1,221 views
Show a complete solution.Upstream, downstream. Junior’s boat will go 15 miles per hour in still water. If he can go 12 miles
1. 1 answer
2. 1,212 views
What does American democracy mean to mean to you as an individual? What are some of the criticism of this style of government?
1. 2 answers
2. 482 views
Reduce each rational expression to lowest terms. Assume that thevariables represent only numbers for which the denominators are
1. 1 answer
2. 500 views

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