Thursday

July 24, 2014

July 24, 2014

Total # Posts: 1,110

**physics**

A speeding car is pulling away from a police car. The police car is moving at 30 m/s. The radar gun in the police car emits an electromagnetic wave with a frequency of 20.0 x 10^9 Hz. The wave reflects from the speeding car and returns to the police car where the frequency is ...

**Physics**

A 8.1 kg stone is at rest on a spring. The spring is compressed 12 cm by the stone. The stone is then pushed down an additional 27 cm and released. To what maximum height (in cm) does the stone rise from that position?

**algebra**

Substitute -21 into -x, which gives you -(-21). Two negatives make a positive, therefore -x = 21.

**math**

14 to 49

**hca/210**

What do you see as the purpose of health insurance? Should there be limits on the amount of health care provided? Word count met? If yes, what criteria should we use to ration health care? If no, how should health care be financed so that everyone has access?

**writing call**

In what ways are full-sentence outlines more beneficial than topic outlines? o Explain why it may or may not be simpler to write your paper instead of first creating a full-sentence outline. o What steps will you take to turn your outline into the body of your rough draft?

**university of phoenix**

I need to write a paper on the immigration law SB1070 in one week.

**essay**

I need to see if the paragraph I wrote is Ok?

**chemistry**

An enclosed cylinder has 3 moles of gas with a volume of 60 L and a temperature of 400 K. What is the pressure inside the container? Round to the nearest tenth. Don't forget the units.

**Chemisrty**

If you were balancing a chemical equation that contained the substance sodium nitrate, NaNO3, composed of a sodium ion, Na+1, and a nitrate ion, (NO3)-1, what number or numbers could you change in order to balance the equation?

**math**

Find the measure of angle DBC if the measure of angle ABD is 36 degrees and the measure of angle ABC is 74 degrees.

**Chemistry**

Fe + 2HCl = FeCl2 + H2 A piece of metallic iron (10 moles) was dissolved in concentrated hydrochloric acid. The reaction formed hydrogen gas and iron chloride. How many grams of HCl were consumed? Don't forget the units.

**Government**

#1 is c.) socialism, communisn

**geometry**

Find the Pythagorean triple for m = 14

**healthcare**

list and describe the four steps necessary to establish the proper ICD-9-CM code.

**proviso**

how many grams of Fe2O3 are formed when 16.7g of Fe reacts completely with oxygen?

**question**

who gets to decide if you go to summer school?

**SOCIAL STUDIES! EMERGENY! HELP NEEDED!**

Trade between the two countries is relatively modest when compared to trade with their immediate continental neighbours, but still significant. France is Canada's seventh largest trading partner overall, and the third largest in Europe. Annual bilateral trade between the t...

**nutrition**

If you have ever poured oil into a glass of water, you have seen that these two substances do not mix. Knowing this, how do lipids move through the body so they can be digested and absorbed?

**statistics**

Consider a study in which the population variance estimate based on treatment group of 14 participants is 8, and the population variance estimate based on a control group of 17 individuals is 9. Compute the pooled estimate of population variance.

**health**

Neurology : It organizes the information The nervous system controls all body functions. It receives information from inside and outside the body and then sends out messages to appropriate organs in the body in response to this information. The organs of the body that receive...

**Biology**

It can all so be called Genetic Inheritance I think this is better and shorter

**Biology**

All humans and many other primates can be typed for the ABO blood group. There are four principal types: A, B, AB, and O. There are two antigens and two antibodies that are mostly responsible for the ABO types. The specific combination of these four components determines an in...

**Finance**

Milwaukee Surgical Supplies, Inc., sells on terms of 3/10, net 30. Gross sales for the year are $1,200,000 and the collections department estimates that 30% of the customers pay on the tenth day and take discounts, 40% pay on the thirtieth day, and remaining 30% pay, on averag...

**bus210**

As with all Busineses in cluding the University of Phoenix they all have this analysis. A SWOT Analysis is a tool for evaluating the strategic environment of a business or other organization. Developed in the 1960s, the technique was designed to solve problems revealed by a lo...

**science**

If the stomach was above the diaphragm, you would have PROBLEMS !!! - Your lungs would press against it, increasing chance of vomiting every time you breathe. The stomach wouldn't be able to expand as much as normal. - You would have trouble breathing. The stomach must sta...

**History**

Albrecht Durer, a German painter and printmaker. Durer is generally regarded as the greatest Northern Renaissance artist. His famous paintings have been the subject of extensive analysis and interpretation. His watercolours mark him as one of the first European landscape arti...

**Social Studies**

Due to stronger literacy in northern Italy, as well as a larger and wealthier bourgeoisie, Italian humanists were far more widespread and common than their counterparts across the Alps in the north. Northern humanists were few, and were often isolated. Apart from size and scal...

**biology**

Sponges are able to reproduce asexually through budding. This is when a small piece of sponge is broken off but is still able to survive and grow into another sponge. Sponges are also able to repair damages to their bodies. These characteristics of sponges are ideal because ev...

**algebra**

5x^2=80

**TRIG**

Use the cofunction of a complementary angle. PLEASE HELP ME! tan θ = cot (30° + 5θ)

**algebra**

If the sides of a square are increased by 3 meters, the area becomes 64 meters squared. Find the length of a side of the original square?

**Algebra**

multiply(square root5 +1)(8 square root5 +1)

**COM/220**

This particular DQ is due on Day 3. Please post your response to the following: o How do the writers of this documentary “The Origins of AIDS” organize information to build their argument? o Do they include any counter arguments? Why or why not? o What kinds of stati...

**COM/220**

Please post your response to the following: o Identify the thesis statement in the movie “The Origins of AIDS.” o What strategies do the filmmakers use to formulate their argument? o What makes the arguments viable and compelling? 1. Review the documentary entitled, ...

**Algebra**

solve and graph each function: 2x = 3y y = 2x + 4

**Algebra**

How do you solve and graph these equations? y = 4x + 5 x - 2y = 4

**Algebra II**

A math book said that the answer to (1 + 1/n) to the nth power was 2.5 when n=1. It seems like the wrong answer to me and that the answer should be 2. Please let me know if I am right or explain if I am wrong.

**Statistics**

Can a hypothesis test yield a statistically significant (say p<=0.05), yet practically meaningless result? Give an example of how this might happen. Could someone please explain this to me so I will understand it in simple terms.

**Algebra**

5(r-9)+3>6(r+3)-26 {r/r_____ ______

**Statistics**

How does the law of large numbers affect you as a gambler in a casino? As the owner of the casino? Why do people still patronize casinos? How is the law of large numbers relevant to healthcare studies?

**scientist**

Which of the following factors does not help predict future oil production?

**Social Studies**

What was the main difference between the Hudson Bay Company and the Northwest Company in terms of the way their businesses were structured?

**Algebra**

Solve by the elimination method 2r-5s=1 5r+2s=46 The solution is _______, or there are infinitely many solutions, or there is no solution

**Algebra**

Solve by the substitution method 9x+8y=-5 x=40-9y The solution is _______ or there is no solution

**history**

show how the ideas of the competing political positions on the creation of the new national government continued down to at least the time of the civil war.

**ethics**

I agree with amanda. if you are not going to help answer peoples questions (which is what this site is for) then keep you thoughts to yourself. You are making yourself sound ignorant. Axia is a real school and we earn real degrees which is more than likely a lot more than you ...

**Algebra**

41-(2x+4)< or + to 2(x+1)+x Use set-builder notation to describe the complete solution. {x/x__ __}

**another rotation**

A hollow cylinder (hoop) is rolling on a horizontal surface at speed v = 1.85 m/s when it reaches a 23.5° incline.How far up the incline will it go? How long will it be on the incline before it arrives back at the bottom? Again, I am so confused about these problems and ho...

**physics rotations-please help**

Two masses, mA = 35.0 kg and mB = 42.0 kg, are connected by a rope that hangs over a pulley (as in the figure). The pulley is a uniform cylinder of radius 0.50 m and mass 4.8 kg. Initially mA is on the ground and mB rests 2.5 m above the ground. If the system is released, use ...

**Math**

In 1920, the record for a certain race was 46.6 sec. In 1980, it was 45.4 sec. Let R(t)= the record in the race and t = the number of years snce 1920. a) Find a linear function that fits the data R(t) = b) Use the function in (a) to predict the record in 2003 and in 2006. 2003...

**Math**

The function W(d) = 0.112d approximates the amount in centimeters of water that results from d cm of snow melting. find the amount of water that results from snow melting from depts of 15cm, 26 cm, 70 cm

**Math**

In 1920, the record for a certain race was 46.6 sec. In 1980, it was 45.4 sec. Let R(t)= the record in the race and t = the number of years snce 1920. a) Find a linear function that fits the data R(t) = b) Use the function in (a) to predict the record in 2003 and in 2006. 2003...

**Math**

Write an equation of the line containing the given point and parellel to the given line. (2,-6); 9x-5y=4

**english**

yes the predicate,, I think the predicate is were abused and the subject is aviators

**english**

What is the predict in the sentence The naval aviators were physically abused in horrible ways.

**chemistry**

Rank these elements in terms of increasing atomic radius AI, F, Sr, N, Cs

**biology**

the adaptations of land dwelling organisms for getting oxygen show a trade off of two needs. What are they?

**science**

how much work is done by a crane that lowers 1000N of material 150m?

**math**

The fixed costs of oreparting a business are the costs include rent, fixed salaries, and costs of buying machinery. The variable costs of operating a business are the costs that change with the level of ouput. Variable costs include raw materials, hourly wages, and electricity...

**HCS 427**

Ms. Sue can you please help me with another question on statistics that I posted. This stuff is so hard to figure out.

**HCS 427**

How does human resource management affect the success of a healthcare organization? What would you like to see human resources do for you as a manager or staff member?

**statistics**

The first class in a relative frequency table is 50-59 and the corresponding relative frequency is 0.2. What does the 0.2 value indicate?

**stastics**

The first clzxx in a relative frequency table is 50-59 and the corresponding relative frequency is 0.2. What does the 0.2 value indicate?

**Statistics**

540/1038=52%

**Statistics**

In a Gallup poll of 1,038 adults, 540 saud that second-hand smoke is very harmful. What is the percentage of adults who said second-hand smoke is very harmful?

**Physics**

Positive work must be done in order to make a positive charge go opposite the direction of the electric field. F of Electric field----> <-- + F of Positive charge (If you did negative work, the positive charge would move in the direction of the field.)

**Science-Plz Help (I have a Test)**

I need to check my answers!! Which of these is not in the family a. sound b. light c. infrared radiation (answer) d. radio waves When an electric charge is shaken to and fro in quick succession, the vibrating charge emits a. infrasonic sound b. Ultrasonic sound c. an electroma...

**Science**

I need to check my answers!! Which of these is not in the family a. sound b. light c. infrared radiation (answer) d. radio waves When an electric charge is shaken to and fro in quick succession, the vibrating charge emits a. infrasonic sound b. Ultrasonic sound c. an electroma...

**Science**

1386000

**british literature**

Compare and contrast the narrators of "Our Society at Cranford" and A Scandal in Bohemia."

**Math**

I still don't get it???

**Math**

Can you please explain this to me. The problem is 7/16 - 3/20 First I have to find the common denominator which would be 80 How does the 7/16 become 35/80 (where does the 35 come from) How does the 3/20 become a 12/80 (Where does the 12 come from) 35/80 minus 12/80 answer 23/80

**physics**

An object of mass 5.00 kg is attached to a spring with a force constant of 300 N/m. It is oscillating on a horizontal frictionless surface with an amplitude of 2.00 m. A 8.00 kg object is dropped vertically on top of the 5.00 kg object as it passes through its equilibrium poin...

**6th grade algebra**

a) 80% b) D

**math 118**

x^2+10x Add the proper constant to the binomial so tha tthe resulting trinomial is a perfect square trinomial. Then factor the trinomial

**spanish**

it means "i go to school"

**Math**

Adult tickets for a play cost $19 and child tickets cost $17. If there were 36 people at a performance and the theatre collected $646 from ticket sales, how many children attended the play?

**Algebra **

I don't know how to solve 12x(2)-15x=0 using the quadratic equation ax+bx+c=0 with this question I am unsure of what a, b and c are supposed to be, therefore I do not know how to solve this! Please help!

**math**

If three pieces is 1/4 of the pizza, then you would multiply that by four to find the total number of pieces.

**math**

If three pieces is 1/4 of the pizza, then you would multiply that by four to find the total number of pieces.

**earth science**

Convection currents keep the mantle moving and that is what moves the plates of the earth during plate tectonics

**chemistry**

an electron jumps from the sixth energy level to the second energy level. Determine the energy change associated with this eled=ctron trasition.

**Enchancing Children's Self-Esteem**

im sorry but i strongly suggest you take another look in your text materials for the correct answers.......

**physics**

An air hockey table works by pumping air through thousands of tiny holes in a table to support light pucks. this allows the pucks to move around on cushions of air with very little resistance. one of these pucks has a mass of 0.25 kg and is pushed along by a 12.0 N force for 9...

**physics**

Suppose a 65-kg boy and a 45-kg girl use a massless rope in a tug-of-war on an icy, resistance-free surface. If the acceleration of the girl toward the boy is 3.0 m/s2, find the magnitude of the acceleration of the boy toward the girl.

**ap world history**

durin g 8000bce-600ce ehat kind of humans,animals,vegitation dwelled in the caribbean islands?how did they use the geographic features?

**Chemistry & Math**

If you add 1.0ml (cm3) of a aqueous solution of NaCl at 0.4mol to 9.0ml of water what's the final concentration of NaCl in mmol? ty

**american lit**

How was john Proctor a tragic hero?

**american lit**

What was the rationale behind witch craft in The Crucible by Arthur Miller?

**chemistry**

can a nonpolar molecule be made up of polar bonds

**PHYSICS**

A FIREWORKS ROCKET IS MOVING WITH A SPEED OF 45.0 M/S. THE ROCKET SUDDENLY BREAKS INTO TWO PIECES OF EQUAL MASS, WHICH FLY OFF WITH VELOCITIES V1 AND V2. WHAT IS THE MAGNITUDE OF V1? (THE ANGLE OF V1 WITH RESPECT TO THE ORIGINAL V DIRECTION IS 30 DEGREES WHILE THE ANGLE OF V2 ...

**Chemistry**

Metallic aluminum reacts with MnO2 at elevated temperatures to form manganese metal and aluminum oxide. A mixture of the two reactants is 67.2% mole percent Al. Find the theoretical yield (in grams) of manganese from the reaction of 240 g of this mixture.

**Chemistry**

Suppose you wanted to dissolve an aluminum block with a mass of 15.4 g What mass of H2 gas (in g) would be produced by the complete reaction of the aluminum block?.

**Chemistry**

ok thank you

**Chemistry**

we only used small samples and for most of the compunds they just stuck to the bottom. So are you saying that calsium sulfate is the only one that doesn't disolve?

**Chemistry**

which of the following compounds dissolve in water?? -Sodium Nitrate (NaNO3) - Sucrose (C12H22O11) - Sodium Chloride (NaCl) - Potassium Sulfate (K2SO4) - Ethanol (C2H5OH) - Sodium Bicarbonate (Baking Soda)(NaHCO3) - Calcium Sulfate (CaSO4) i did an experiment, but I was not ab...

**spanish 2**

Cual es tu musicia favoritia? Mi musica favorita ________hip hop.

**spanish 2**

what about Cual es tu musicia favoritia? Mi musica favorita hip hop.

**spanish 2**

why is the first one that

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