Monday

April 27, 2015

April 27, 2015

Total # Posts: 1,064

**Physics for Physical science**

A picture frame hung against a wall is suspended by two wires attached to its upper corners. If the two wires make the same angle with the vertical. (Draw a free body diagram)
*April 19, 2015*

**chemistry**

A compound has 85 % tin and 15% antimony. How many grams of antimony will be in 50. grams of the compound. My question is do I need to calculate the empirical formula first to do thi? I'm not sure where to start.
*April 15, 2015*

**Math**

Find the cost of shingles for the gable roof roof below if one bundle covers approximately 33ft2 and costs $29.95.The top is both ways is 12.7 meters and down is 7.5 meters . Thanks
*April 14, 2015*

**Math**

A flagpole is 5.4 meters high . Express this height in feet and inches.
*April 13, 2015*

**Math**

A plane has a height of 1000 m You see the plane at an angle of 40 degrees with the ground . How far away is the plane from where you are standing. Thank you
*April 12, 2015*

**Please Help me with a Finance - Loan problem**

using the 170,000 instead of 17,00 came up with 3073.23 which is correct.
*April 1, 2015*

**Please Help me with a Finance - Loan problem**

I am reworking the problem .. I see one of my problems .. 17,000 is supposed to be 170,000. Re working problem with correct numbers now
*April 1, 2015*

**Please Help me with a Finance - Loan problem**

A company borrows $170000, which will be paid back to the lender in one payment at the end of 5 years. The company agrees to pay monthly interest payments at the nominal annual rate of 7% compounded monthly. At the same time the company sets up a sinking fund in order to repay...
*April 1, 2015*

**Finance - Loans problem please help**

A company borrows $170000, which will be paid back to the lender in one payment at the end of 5 years. The company agrees to pay monthly interest payments at the nominal annual rate of 7% compounded monthly. At the same time the company sets up a sinking fund in order to repay...
*April 1, 2015*

**Civics to Ms.Sue**

B is NOT correct.
*March 27, 2015*

**Physics**

A diver running 1.8 m/s dives out horizontally from the edge of the cliff and 3 s later he reaches the water below. (a) Calculate the resultant velocity (with direction) of the diver just before he hits the water. (10) (b) How high is the cliff, and how far from its base did ...
*March 12, 2015*

**statistics - can someone please Help me**

Thank you so much
*March 10, 2015*

**statistics - can someone please Help me**

I have tried for days to figure out how to work this problem. Please help show me how to find the answer. A particular radioactive isotope decays from 210 mg to 182.7 mg in 15 days. Find the half life of the isotope. I can not find any problem that is similar. everything i ...
*March 10, 2015*

**Math**

Yes it is
*March 10, 2015*

**statistics**

I have tried for days to figure out how to work this problem. Please help show me how to find the answer. A particular radioactive isotope decays from 210 mg to 182.7 mg in 15 days. Find the half life of the isotope.
*March 10, 2015*

**Math**

Mike was voted Most Valuable Player for 2 out of 5 seasons. What is the probability that Mike will be Most Valuable Player this year? I thought the answer would be 40%, but I'm not sure. I wasn't sure how to include this year in with the past 5 years or even if I ...
*March 7, 2015*

**Math**

Mike was voted MVP for 2 out of the past 5 seasons. What is the probability that he will be MVP this year? Thank you!
*March 7, 2015*

**Math**

Predict how many times a six sided die will land on the six if you roll it 24 times? Thank you!
*March 7, 2015*

**math**

maybe 116,375
*March 7, 2015*

**Mathematics**

An isosceles triangles, such that the vertical angle is 4times the size of the base angle.what is the size of the base angle with illustration
*March 1, 2015*

**statistics**

Below are 36 sorted ages of an acting award winner. Find P90 converting a percentile to a data value. 16 20 27 25 25 27 31 37 39 42 43 44 45 48 50 21 52 59 62 62 64 65 66 66 68 68 70 73 74 74 74 78 79. P90=
*February 13, 2015*

**anthrpology**

Look at the Yanomami of the Brazilian Rain Forest, the Amish of Pennsylvania, U.S., Itnegs of Abra, Philippines, and the Hopi of Northern Arizona, U.S. Describe similarities and differences found in their funeral practices for their deceased.
*February 6, 2015*

**algebra**

2. Jamar and Scout are having a candle wax drinking competition! Jamar has already downed 14 oz. of candle wax and can drink it at a rate of 3 oz. of candle wax per minute and Scott has only downed 8 ox. of candle wax so far but can drink it at the faster rate of 5 oz. per ...
*February 4, 2015*

**English**

Is the following sentence correct? if if the pronoun is incorrect underline the pronoun error and write the correct pronoun. In the morning, my brother Kele is usually more alert than me.
*February 4, 2015*

**social studies 8th**

all others correct? @reed
*January 24, 2015*

**social studies 8th**

1. What was an underlying source of tension in westward expansion during the 1850s? (1 point) the inflation of goods a sharp decrease in population whether newly added territories should allow slavery **** disagreement over whether the economy of new territories be based on ...
*January 24, 2015*

**Art**

I THINK C, but i'm not sure.
*January 23, 2015*

**Science**

How are Newton’s second and third laws of motion important to your everyday life?
*January 23, 2015*

**SOCIAL STDIES HELP!**

nvm got 10/10 thank you(:
*January 23, 2015*

**SOCIAL STDIES HELP!**

4. A, C ? @MS. SUE TYSM
*January 23, 2015*

**SOCIAL STDIES HELP!**

1.A,C 2.B,C,D 4.A,D @MS.SUE Are they correct now? Thank you so much
*January 23, 2015*

**SOCIAL STDIES HELP!**

1. How were the North and South different during this period? (Choose all that apply.) (2 points) The North was more urban, while the South was more rural.*** The South was more urban, while the North was more rural. Northern states were mostly free states; Southern states ...
*January 23, 2015*

**LA**

I'm sorry :(
*January 23, 2015*

**LA**

its c i took the test (:
*January 23, 2015*

**Physics **

A(n) 57.3 kg astronaut becomes separated from the shuttle, while on a space walk. She finds herself 54.3 m away from the shuttle and moving with zero speed relative to the shuttle. She has a(n) 0.697 kg camera in her hand and decides to get back to the shuttle by throwing the ...
*January 22, 2015*

**algebra 2**

A nurse must careful not to inject a drug too quickly into a patient's IV. If the drug is injected at maximum rate of 0.04cc per second, and the total amount to be injected is 25cc. create an equation that tells the amount injected as a function of time in seconds. ...
*January 13, 2015*

**Math - Trigonometry**

You are riding the ferris wheel at the Montgomery County Fair. The wheel has a diameter of 36 feet and travels at a constant rate of 3 revolutions per minute. A car at its lowest is 4 feet above the ground. Write a sine function to describe the relationship between time and ...
*January 13, 2015*

**LANGUAGE ARTS !! 8TH GRADE**

2. B 3. B 4. A 5. D Are my answer right @Ms. Sue
*January 6, 2015*

**LANGUAGE ARTS !! 8TH GRADE**

2. Read the following lines of dialogue spoken by Dr. Warren and Johnny in Chapter VI. “My boy,” came the doctor’s gentle voice, “Let me see your hand.” Johnny did not face him. He said nothing.“You don’t want me to look at it?” As long ...
*January 6, 2015*

**Langague Arts 8th Grade **

3. What does Johnny’s mastery of riding Goblin show about his character? (1 point) He is rash and quick-tempered. He is brave and determined. He is immature and selfish. He is arrogant and proud. 4. Which of the following statements most accurately reflects the political ...
*January 4, 2015*

**monroe**

Explain how you would use Excel to analyze this data and organize it to prepare a written repor
*December 16, 2014*

**math**

A piece of plywood 24 inches wide is cut into strips 2 1/2 inches wide. How many strips of this width can be cut?
*December 15, 2014*

**Chemistry**

When treating a patients physicians use an isotonic means that this solution will have the same osmotic pressure as the body fluid such as blood. how many grams of glucose (C6H12O6) is in 100.0 g of H2O in the isotonic glucose solution (5.00% m/m)?
*December 10, 2014*

**Chemistry**

under standard conditions, the following reaction is spontaneous at 298K. O2 + 4H+ + 4Br- --> 2H2O + 2 Br2 Will the reaction be spontaneous if the PH value is adjusted using a buffer composed of 0.10 M benzoic acid and 0.12M sodium benzoate? Given:Given: Ka for benzoic acid...
*December 2, 2014*

**Chemistry**

What is the solubility of CaF2 in a buffer solution containing 0.45M formic acid and 0.20M sodium formate? Given: Ka for formic acid=1.7x10^-4 Ka for hydrofluoric acid=6.8x10^-4 Ksp for CaF2=3.4x10^-11 Thank you so much. I don't have much idea on this.I just calculated the...
*December 2, 2014*

**Genetics **

Why is DNA replication termed semi conservative?
*December 1, 2014*

**math **

Determine the value of k for which the direction vectors of the lines x-1/k = y-2/2 = z+1/k-1 and x+3/-2 = z/1, y=-1 are perpendicular.
*November 24, 2014*

**math calculus**

was I supposed to multiple -8 with |ixk| as I did above or subtract eight from the dot products?
*November 24, 2014*

**math calculus**

thanks! This is my answer, is it correct? (0,0,1).((0,1,-3) +(1,0,-4).(1,0,-4)-8|(1,0,0)x(0,0,-1)| =(0)(0)+(0)(1)+(1)(-3)+(1)(1)+(0)(0)+(-4)(-4)-8|(0,1,0)| =-3+1+16-8 =6
*November 24, 2014*

**math calculus**

if i,j,k are the standard unit basic vectors, in 3 space, determine the value of k dot(j-3k)+(i-4k) dot (i-4k)-8 |i cross -k| (Simplify without using components)
*November 24, 2014*

**KCKCC**

A researcher believes that the percentage of people who exercise in California is greater than the national exercise rate. The national rate is 20%. The researcher gathers a random sample of 120 individuals who live in California and finds that the number who exercise ...
*November 8, 2014*

**math**

a tub takes 4 minutes to fill and holds 28 gallons of water. At this rate, how long would it take to fill a bathtub that held 63 gallons of water?
*November 5, 2014*

**Urgent Science Question!**

A 921kg sports car is moving rightward with a speed of 29.0m/s. The driver suddenly slams on the brakes, causing a 8347N resistive net force and the car skids to a stop. Determine the time it takes to stop the car.
*November 4, 2014*

**calculus please help asap**

thanks
*October 31, 2014*

**calculus please help asap**

true or false questions: a)The derivatives of the reciprocal trigonometric functions can be found using the chain rule and their related base functions. b) A sinusoidal function can be differentiated only if the independent variable is measured in radians. c) There are an ...
*October 31, 2014*

**social studies**

what challenges face people who live as nomads. tell about 2 challenges.
*October 28, 2014*

**MATH HELP asap PLEASE**

A plane is steering at S83degreesE at an airspeed of 550 km/h. the wind is from N70degreesE at 85 km/h. Determine the ground velocity of plane to one decimal. Use the cosine and sine law.
*October 24, 2014*

**Please Help asap for math**

Given the following: vector u= [-2,-1,2] and vector v=[1,-1,-4] and vector w= [4,3,-2] find: a)theta, the angle between vectors, u and w. b)Are the vectors, u, v, and w coplanar?Show your answer algebraically.
*October 24, 2014*

**Need Help asap for math!**

A plane is steering at S83degreesE at an air speed of 550 km/h. The wind is from N70degreesE at 85km/h. Find the ground velocity of the plane to 1 decimal space.
*October 24, 2014*

**math**

thanks! Does, vector u x vector v = vector w?
*October 23, 2014*

**math**

If vector u = [1,-3,-2] and vector v = [4,-5,3] find: a) |vector u + vector v - 5j | b) Find Q, where P (-7,5,-1] and vector PQ=2(vector u) c)find vector w which is orthogonal to both vector u and vector v
*October 23, 2014*

**computer literacy**

Digital literacy is a skill that important for
*October 20, 2014*

**eng**

did anyone read the book memoirs of a geisha by arthur golden ?
*October 19, 2014*

**help**

no it's too late
*October 19, 2014*

**help**

do u know any free sites ?
*October 19, 2014*

**help**

where can i listen to the audiobook of the novel "memoirs of a geisha" by arthur golden ?
*October 19, 2014*

**Math**

Log sqrt x^2+1=1/5 Find x
*October 10, 2014*

**chemistry**

Can you make a 2 carbon molecule of Ketone?
*October 9, 2014*

**Math**

7/9 x 3/1 = 21/9 To simplified form divide numerator and denominator by 3 = 7/3 Final answer is 7/3
*October 2, 2014*

**Biology **

What is the product of the oxidation of methanol? I'm not sure if it's formaldehyde? And would the product have water for an oxidizatiation
*October 2, 2014*

**math**

118 days including sept 2 and dec25 of 2008
*October 2, 2014*

**Pre-Calc**

1.) If f(x) = 3x + 5 and g(x) = 5 - x, then g(f(x)) = 10 + 3x. True or False? My answer: True 2.) If f(x)=x+2 and g(x)=4-x^2, then f(g(x))=-x^2+6? True or False? My answer: False 3.) If f(x)=x^2 and g(x)=x-1, then f(g(x))=(x-1)^2, which is x^2-2x+1 when FOILED out? True or ...
*September 26, 2014*

**english**

yeah i already watched it but i have a question about it: the attendent tells Moore that the gun is a straight shooter. what is the meaning of that phrase?
*September 24, 2014*

**english**

umm did anyone watch the documentary "Bowling for Columbine"?
*September 24, 2014*

**English**

lol aww i would want a wife too and thank you so much! And is this essay a satirical essay because it is humorous, has a lot of irony and i guess it also has a mocking tone
*September 14, 2014*

**English**

for rhetorical device can this essay be a satire. and is the tone of the essay sarcastic or humorous and also is this an argumentative essay ?
*September 14, 2014*

**English**

I need help identifying the thesis in this essay. please help! "Why i want a Wife" -Judy Brady 1- I belong to that classification of people known as wives. I am A Wife. And, not altogether incidentally, I am a mother. 2- Not too long ago a male friend of mine ...
*September 14, 2014*

**english**

what is the thesis of this essay called "i want a wife" -judy brady 1- I belong to that classification of people known as wives. I am A Wife. And, not altogether incidentally, I am a mother. 2- Not too long ago a male friend of mine appeared on the scene fresh from a...
*September 14, 2014*

**English**

Okay! Thank you soo much !! :)
*September 10, 2014*

**English**

and one more thing, who is the intended audience?
*September 10, 2014*

**English**

Oh okay thanks and is the tone of the essay informal? Also is the type of essay narrative reflective or can it also me argumentative because idk if the writer is actually arguing that texting is stupid
*September 10, 2014*

**English -help!**

it doesnt really say "texting is stupid because..." THIS IS THE ESSAY: have you noticed that young people these days are idiots. and by young people, i mean people under 35. rather than make a phone call or send an email, they will tap out text messages to each other...
*September 10, 2014*

**English**

has anyone read the essay called "texting is stupid" by gene weingarten? I need help finding the thesis and the tone of the essay! please help asap! thanks in advance!
*September 10, 2014*

**health care**

Business Organization refers to how a business is? Select one: a. profitable b. structured c. re-named d. considered large enough to purchase a building
*August 22, 2014*

**biology**

during the downpour in a village,the rainwater carried away excess of nitrogenous and other compounds present in the soil to a pond.how will they affect the growth of algae and phyloplankton in the pond?
*August 14, 2014*

**physics**

In an archery practise an arrow was released from the bow with a velocity 20m/s.it strikes to the board situated 15m ahead and stops.find at what rate the arrow was accelerated?
*August 14, 2014*

**Re-write this sentence**

It is impossible that the allied powers should extend their political system to any portion of either continent without endangering our peace and happiness. This sentence gives a hint of a threat. I have to re-write the sentence and state the threat directly. Idk how to do ...
*July 31, 2014*

**History**

Does America's place in world affairs reflect its economic position?
*July 15, 2014*

**History**

Why was the policy of containment unsuccessful in Vietnam/Asia?
*July 14, 2014*

**Human Services**

I have to write a paper on designing a reward system. Basic needs, competitive benefits, benefits equally dispersed, treated as individuals. Identify specific benefits and incentives that will be offered. Could someone help me with this? Thanks.
*June 29, 2014*

**math**

How did you get that answer
*June 24, 2014*

**History**

When Truman used the phrase "alternate ways of life," what two ways of life was he talking about? This is from my book: "At the present moment in world history nearly every nation must choose between alternative ways of life. The choice is too often not a free ...
*June 18, 2014*

**History**

The question was what was John Marshall remembered for?
*June 9, 2014*

**History**

A. Killing Alexander Hamilton in a duel. B. Serving as Chief Justice of the Supreme Court for 34 years. C. Negotiating treaties that gained new lands for the U.S. D. Serving many terms in the House of Representatives. I think its B. But I am not sure, am I correct?
*June 9, 2014*

**math**

31. Solve the equation by completing the square. Round to the nearest hundredth if necessary. x2 – 6x = –8
*May 23, 2014*

**math**

Ha! Gwen from spider man :3
*May 23, 2014*

**civic**

The Senate power of advice and consent does not apply to
*May 13, 2014*

**Chemistry**

I got this , thank you
*May 6, 2014*

**Chemistry**

After that part im lost i know the formula bit it didnt make sense
*May 6, 2014*

**Chemistry**

Calculate the volume of 2.00 M solution of KOH that is required to neutralize 30.0 mL of 1.00 M solution of HNO3.
*May 6, 2014*