Tuesday

March 31, 2015

March 31, 2015

Number of results: 240

**MATH**

Construct both an ungrouped and a grouped frequency distribution for the data given below: 207 211 204 208 202 203 211 202 205 212 210 212 204 199 204 201 213 200 204 207
*November 11, 2011 by Jennifer*

**physics**

Raul pushes a stalled car with a force of 204 N. If the required force decreases at a constant rate from 204 N to 44.0 N for a distance of 16.3 m in 16.0 s, calculate the average power required to move the car. 204-44=160 160*16.3/16 2608/16 answer: 163 W
*April 3, 2008 by Jon*

**physics repost**

Raul pushes a stalled car with a force of 204 N. If the required force decreases at a constant rate from 204 N to 44.0 N for a distance of 16.3 m in 16.0 s, calculate the average power required to move the car. 204-44=160 160*16.3/16 2608/16 answer: 163 W
*April 4, 2008 by Jon*

**Physics**

A cable pulls a crate of mass 19.0 kg across the floor in 6.8s. If the total distance traveled is 5.40 m, find the power used by the cable. (19)*(9.8)*(5.4)/(6.8) ) 147.9 W Raul pushes a stalled car with a force of 204 N. If the required force decreases at a constant rate from...
*May 14, 2009 by Damian*

**Physics**

I gues I'm looking at this the wrong way i do not understand the work you do to get to the answer Question: Find the air velocity of a plane that must have a realtive ground velocity of 250.0 h^-1 km norht if it encounters a wind pushing it toward the northeast at 75 h^-1 km ...
*September 18, 2009 by Physics*

**Chemistry**

In an experiment, you dissolve 0.30 g of KHP (MM = 204.22 g/mol) in 20 mL of DI water and titrate the sample with 0.10 M NaOH. Calculate the volume (to the nearest mL) of NaOH required to reach the equivalence point. IS it a) 3 b)15 c)20 d)30 e)100 I have done MV=MV (0.3/204....
*January 8, 2015 by Lena*

**Chemistry**

A quantitative amino acid analysis reveals that bovine serum albumin (BSA) contains 0.58% tryptophan (Mr 204) by weight. A) Calculate the minimum molecular weight of BSA (i.e. assume there is only one Trp residue per protein molecule) B) Gel filtration of BSA gives a molecular...
*September 14, 2008 by chemstudent*

**Math: Help: probability**

Which answer, if any, is correct to: Two cards are drawn without replacement from an ordinary deck of 52 playing cards. What are the odds against drawing a club and a diamond? My options are 13:204; 204:13, 13;191; or 191:13 I had two different people help me and here are the ...
*May 16, 2010 by bart*

**physics**

A certain elevator cab has a total run of 204 m and a maximum speed is 321 m/min, and it accelerates from rest and then back to rest at 1.21 m/s2. (a) How far does the cab move while accelerating to full speed from rest? (b) How long does it take to make the nonstop 204 m run...
*October 16, 2012 by LIN*

**Chemistry - Second Try**

Is this the wrong forum for these type of questions or can I improve the way I'm asking. If so, let me know. Thanks :) ------------- A quantitative amino acid analysis reveals that bovine serum albumin (BSA) contains 0.58% tryptophan (Mr 204) by weight. A) Calculate the ...
*September 14, 2008 by chemstudent*

**math 30 applied**

A small aircraft leaves Calgary on a heading of E30deg S (30 degrees south of east) travelling 200 km/h. it is affected by a 40 km/h wind blowing toward S60deg W (60 degrees west of south). After one hour the plane’s position relative to Calgary will be? A) 183 km E45deg S B) ...
*August 7, 2010 by jim bean*

**Inorganic chemistry**

Potassium hydrogen phthalate (molar mass = 204.2g/mol) is used to standardize sodium hydroxide. If 26.37 mL of NaOH(aq) is required to titrate 0.7719g KHP to the equivalence point, what is the concentration of the NaOH(aq) (26.37 mL NaOH)(x) = (1 mol KHP/.7719g KHP)(204.2g KHP...
*April 14, 2009 by Steve*

**counting**

how many squares are in an 8x8 checkerboard? (the answer is not 64 because thats too low.) Thank you for using the Jiskha Homework Help Forum. Unfortunately, you don't state the size of each square. Hopefully the following will answer your question! Continuing in this way we ...
*October 22, 2006 by Seth*

**Math**

Every year in Delaware there is a contest where people create cannons and catapults designed to launch pumpkins as far in the air as possible. the equation y=15+110x-16x^2 can be used to represent the height, y, of a launched pumpkin, where x is the time in seconds that the ...
*January 21, 2015 by Veronica*

**Chemistry(Please help, thank you!)**

For a chemistry lab the experiment was to carry out an acid-base titration to determine the exact concentration of a sodium hydroxide solution. Two trials were completed and the data collected was: mass of weighing paper, mass of weighing paper + KHP, mass of KHP, initial ...
*October 24, 2011 by Hannah*

**Chemistry please help**

Elemental mercury was first discovered when a mercury oxide was decomposed with heat, forming mercury metal and oxygen gas. When a 0.204-g sample of the mercury oxide is heated, 0.189 g of mercury metal remains. a)what is mole ratio of mercury to oxygen in the sample? would it...
*February 15, 2012 by Adam*

**math**

How many tens are there in 7,801,204.76? Is it 7 ?
*September 10, 2013 by gabe*

**math**

How to solve for t 2465=204.8t+4.6t^2
*October 19, 2014 by Sara*

**his 204**

What is Leon Czolgosz most remembered for?
*December 1, 2013 by Anonymous*

**Chemistry**

How do I find how many moles are in 0.204 M potassium permanganate?
*March 30, 2010 by Meg*

**aed 204**

sexual harassment among students
*October 15, 2012 by Anonymous*

**math**

what value does the 6 represent in 7,801,204.76 ? Is it hundredth ?
*September 10, 2013 by Gabe*

**Math **

Subtract by using compensation; 204-150
*January 23, 2014 by Gabby *

**Math riddle**

Why is 1,399,411 smaller than 1,296,204?
*September 15, 2008 by Alex*

**math**

how do you write in word form 204,500,040.
*September 19, 2010 by leslie*

**stats**

using a calculator need p value on a r tailed test if the n=9 and the t is 3.204
*December 2, 2011 by James *

**algebra 1**

The sum of three consecutive integers is -204 . What is the largest integer?
*March 17, 2014 by jessica*

**algebra 1**

The sum of three consecutive integers is -204 . What is the largest integer?
*March 17, 2014 by Alex*

**math1 **

find the 50th term of a sequence 11,15,19,23... a.203 b.204 c.207 d.211
*April 27, 2010 by brittian*

**english 204**

the dog is quiet, but the cat is missing. I want to know the voice and structure of this sentence
*July 20, 2011 by soliah*

**Science**

If you are given a sample containg 1.204 x 10 24 molecules of NaCl, what is its weight in grams?
*February 5, 2013 by DeAnna*

**chemistry**

How many moles are contained in 3.25 L sample of an ideal gas at 25 Celsius and 204 kPa?
*April 6, 2013 by Shellby*

**Appendix f AED 204**

how is this done it it about religions of all kinds and the pro and con of prayer.
*September 28, 2009 by naomi*

**trig**

Solve sin ¥è = -0.204 for 90¨¬ < ¥è < 270¨¬. Give your answer to the nearest tenth of a degree.
*October 5, 2011 by Parker*

**HIS 204**

could the Civil War had been avoided if slavery were not permitted in the U.S. Constitution (per the 3/5 Compromise)?
*April 21, 2011 by meshelle*

**Chemistry 2 **

Calculate the molality, molarity, and mole fraction of FeCl3 in a 25.7 mass % aqueous solution (d = 1.204 g/mL).
*February 12, 2015 by Anonymous*

**math**

Ken's average driving speed is 25km/hr faster than Jim's. In the same length of time it takes Ken to drive 279 km, Jim drives only 204 km. What is Ken's average speed? Possible Answers: a) 93 km/hr b) 118 km/hr c) 43 km/hr d) 68 km/hr Let x equal the speed of Jim's car. 279/x...
*January 21, 2007 by bill*

**AED 204**

Imagine that you teach in a large, linguistically diverse school district where nearly 20 different languages are spoken.
*June 25, 2009 by Latina*

**Math**

102,105,111,114,120,123,129,_,_,_,_,_, 201,204,210,213,219
*January 24, 2011 by Jay*

**Algebra 1**

On 2 investments totaling 15,00, peter lost 2% on one and earned 8% on the other. If his annual receipts were $204, how much was each investment?
*July 9, 2012 by Daniel*

**Algebra 1**

On 2 investments totaling 15,00, peter lost 2% on one and earned 8% on the other. If his annual receipts were $204, how much was each investment?
*July 9, 2012 by Daniel*

**Math**

Determine 208/207+(208/207×206/205)+(208/207×206/205×204/203)+..+(208/207×206/205×204/203..4/3*2/1)
*June 5, 2013 by Clavin*

**chemistry**

How much water must be added to 440. mL of 0.204 M HCl to produce a 0.139 M solution? (Assume that the volumes are additive.)
*April 4, 2013 by mary*

**math**

102,105,111,114,120,123,129,_,_,_,_,_, 201,204,210,213,219 is not +3+6+3+6 TRY it yourself
*January 24, 2011 by Jay*

**CHEM**

Could you please look over my work and see if I did this correctly? Thanks When 3.200 g of liquid ethyl alcohol (C2H5OH) is burned in a bomb calorimeter containing 3.500 kg of water, the temp rises from 22.84 degrees C to 28.36 degrees C. The calorimeter constant is 25550 J/ ...
*October 7, 2007 by Kate*

**AP CHEMISTRY**

Could you please look over my work and see if I did this correctly? Thanks When 3.200 g of liquid ethyl alcohol (C2H5OH) is burned in a bomb calorimeter containing 3.500 kg of water, the temp rises from 22.84 degrees C to 28.36 degrees C. The calorimeter constant is 25550 J/ ...
*October 7, 2007 by Kate*

**chemistry**

if you have 24.00grams of O2 at 30 degrees Celsius, 204 KPa. how many liters of O2 do you have?
*June 12, 2011 by Mani*

**Math check**

2[3(8-2 2)-6] my answer is 204 and btw it's not 22 it 2 power of 2 . Plz check it
*December 2, 2011 by Madad*

**Math**

In a survey of 204 people, the following incomplete information was recorded relating gender to color-blindness: Complete the table on a separate sheet of paper, then complete Parts (a) - (d). There are no required fill-ins within the table. Color-Blind Not Color-Blind Total ...
*December 7, 2010 by Jenia*

**204**

what can we do to make sure that everyone is happy and all cultures are represented? I am not to sure about this ?
*December 10, 2008 by troyer0269*

**algebra**

the perimeter of the square is 204 ft. what is the value of x if 1 side of the square is 5x+6 ft
*May 18, 2009 by randi*

**chemestry**

Calculate the heat released (in joules) from the condensation of 25.0 g of ethanol (C2H5OH). ∆Hvap = 204 cal/g; MP = -114.3¢ªC , BP = 78.5¢ªC (Draw a heating curve first!)
*May 26, 2010 by HI!*

**math**

can some please solve everyone because i do get it. 102,105,111,114,120,123,129,_,_,_,_,_, 201,204,210,213,219
*January 24, 2011 by Jay*

**math**

can some please solve everyone because i do get it. 102,105,111,114,120,123,129,_,_,_,_,_, 201,204,210,213,219
*January 24, 2011 by Jay*

**HIS 204**

Which of the following was not a representation or an example of New Women expressing freedom and independence? Higher education Cult of domesticity Gibson Girl Isadora Duncan
*December 21, 2013 by Anonymous*

**Math**

I was to find the sum or difference of each problem: A) 15.6 + 8.305 + 0.4= 24.305 B) 14/3 - 16/5= 20/15 - 18/15= 2/15 C) 20.096 - 42.3 = -22.204 D) -3 1/8 + 4 5/6 = -25/8 + 29/6= -150/48 + 232/48= 82/48. Is this correct?
*July 6, 2009 by B.B.*

**Chemistry**

Cl2+3F2 -> 2ClF3 how many grams of ClF3 form when .204 moles if F2 react with excess Cl2?
*July 26, 2011 by Crystal*

**Physics**

Two equipotential surfaces surround a +1.63 10-8-C point charge. How far is the 204-V surface from the 81.5-V surface? Answer in m.
*February 4, 2013 by Elizabeth*

**Math**

For a seesaw that 14 ft long, where should the fulcrum be placed to balance a 204 lbs adult and a 81.6 lbs child?
*April 24, 2013 by Brittany*

**Chemistry**

How to find the molarity of NaOH when the given is 0.1803 grams of KHPg/mol molecular w. of KHP is 204.2 9.7 ml NaOH
*December 9, 2010 by prince*

**algebra**

If a 204-mile trip took 8 1/2 gallons of gas, how many miles can be driven with a full tank of 20 gallons Thank you for your help and it is appreciated,
*April 30, 2014 by Mary Ann*

**Chemistry**

How many grams of KHP (204.22 g/mol) were present in container if 49.36 mL of 0.2264M NaOH were needed to reach the end point of a titration? I'm confused on the formula you would use for this.
*December 1, 2012 by T*

**Math**

The cafeteria has 16 tables. Each table can seat 14 students. What is the greatest number of students that can be seated at one time? A.30 B.80 C.204 D.224 D?
*February 6, 2012 by Andrew*

**trig**

Solve sin θ = -0.204 for 90º < θ < 270º. Give your answer to the nearest tenth of a degree. Honestly have no idea how to do this.
*January 8, 2013 by Matt*

**chemistry**

If the 12.5ml of NaOH solution is required to react completely with 0.300g of KHP (Potassium Hydrogen Phthalate, 204.2g/mol). What is the molarity of NaOH?
*December 11, 2012 by paul*

**English/writing**

If I am writing the following as a poem, how would I punctuate it- We are room 204 Check out our door It is clear to see We choose to be drug free
*October 20, 2011 by Mattie*

**Chemistry**

A 45 g sample of a ketose with a general formula CnH2nOn gives 18.45 liter of CO2 at 27C and 2 atm and 27 g of water when burned. If 1.204 x 10 23 molecules of this ketose weigh 30 g, what are its molecular and structural formulas ?
*April 18, 2010 by Esmeralda*

**Chemistry**

A 45 g sample of a ketose with a general formula CnH2nOn gives 18.45 liter of CO2 at 27C and 2 atm and 27 g of water when burned. If 1.204 x 10 23 molecules of this ketose weigh 30 g, what are its molecular and structural formulas ?
*April 18, 2010 by Esmeralda*

**History 204**

I would like to see if somebody can help me with this question: Which of the following was not an example of making the political process more inclusive and democratic at the start of the 20th century? x Direct primary Recall Referendum Veto
*November 3, 2013 by Anonymous *

**Math**

h(t)= -204.8t sq 256t - find maximum height of jump where h(t) is height in inches and t is seconds after beginning jump
*September 6, 2009 by Patti*

**Math**

The weighted mean of the numbers 204, 206, 207, and 208 is 207.2. How could I arrive at the weight (or possible weights) of the four numbers?
*September 23, 2010 by Gray*

**physics**

The pilot of an aircraft wishes to fly due west in a 42.7 km/h wind blowing toward the south. The speed of the aircraft in the absence of a wind is 204 km/h.
*September 23, 2012 by bob*

**Physics 204**

If there is a 23lb. block on a plank and the static friction is .6 and the sliding friction is .35. What angle must the plank be raised to just allow the box to slide?
*January 21, 2008 by Charles*

**Math**

a rectangular family room has 204 square feet of it takes 1 3/8 yards of material to make one shirt. how many shirts can be made from 16 1/2 yards of material? 1.1 2.3 3.6 4.12 5.24
*February 9, 2012 by Sue*

**physics**

Two cars, A and B, are traveling in the same direction, although car A is 204 m behind car B. The speed of A is 22.9 m/s, and the speed of B is 18.6 m/s. How much time does it take for A to catch B?
*September 22, 2013 by help please*

**Chemistry**

For a chemistry lab the experiment was to carry out an acid-base titration to determine the exact concentration of a sodium hydroxide solution. Two trials were completed and the data collected was: mass of weighing paper, mass of weighing paper + KHP, mass of KHP, initial ...
*October 26, 2011 by Hannah*

**ssc**

a student titrated a 1.0115 g sample of potassium hydrogen phthalate (hkc8h4o4 204.2285g/mol with sodium hydroxide. the initial buret reading was 1.16 ml and final reading 40.62 ml write a balanced equation
*October 27, 2013 by soniyah*

**Algebra**

A rectangular pen for a pet is 5 feet longer than it is wide. Give possible width of the pen if its area must be 204 and 750 square feet, inclusively.
*March 26, 2012 by Jennifer*

**physics**

A startled armadillo leaps upward, rising 0.521 m in the first 0.204 s. (a) What is its initial speed as it leaves the ground? (b) What is its speed at the height of 0.521 m? (c) How much higher does it go?
*September 12, 2013 by kristy*

**physics**

A startled armadillo leaps upward, rising 0.521 m in the first 0.204 s. (a) What is its initial speed as it leaves the ground? (b) What is its speed at the height of 0.521 m? (c) How much higher does it go
*September 12, 2013 by kristy*

**chemistry**

How many moles of magnesium chloride are formed when 55 mL of 0.70 M HCl is added to 42 mL of 1.204 g Mg(OH)2? Mg(OH)2(s) + 2HCl(aq) MgCl2(aq) + 2H2O(l) A. 0.019 mol B. 0.012 mol C. 0.021 mol D. 0.039 mol
*October 13, 2014 by Morgan *

**statistics**

In the following problem, check that it is appropriate to use the normal approximation to the binomial. Then use the normal distribution to estimate the requested probabilities. More than a decade ago, high levels of lead in the blood put 89% of children at risk. A concerted ...
*November 14, 2013 by Danielle *

**Chemistry**

Dr. Bob222 Please don't get frustrated with me, I'm really trying to figure this out... UGH!! I'm starting over again... Please advise... . Consider the following chemical equation: TiCl4(g) + 2Mg(l) → Ti(s) + 2MgCl2(l) 3.54×107g of TiCl4(g) were reacted completely and 7...
*February 26, 2015 by Jennie*

**Chem 204 Lab**

Dr. S. N. Too ran the above reaction using 10.00 g of 1,5-pentanediol and 7.00 g of HCl. He obtained 9.23 g of 1,5-dichloropentane. What was his per cent yield? HO(CH2)5OH + 2 HCl --------> Cl(CH2)5Cl + 2 H2O
*September 12, 2012 by Justin*

**Math**

factor each expression completely. if possible. Just checkin the * Ones 1. x^2+19X+90 * 2. x^2-16X+55 * 3. x^2-^6x-91 * 4. x^2+28x+195 * 5. x^2-29x+204 6. x^2+3x+154 7. 2x^2-5x-42 8. 3x^2-13x+12 9. 5x^2+43x-18 10. 6x^2+29x+35 Solve each equation 31. x^2-22x+120=0 32. 4x^2+20x+...
*October 29, 2007 by Monte'*

**Math**

a standard checkerboard with 8 blocks to a side contains 204 squares of various sizes. in how many such squares are there an equal number of red blocks and black blocks?
*June 9, 2014 by dddd47906*

**Inorganic chemistry**

Potassium hydrogen phthalate (molar mass = 204.2 g/mol is used to standardize sodium hydroxide. If 23.67 ml of NaOH (aq) is required to titrate 0.7719 g KHP to the equivalence point, what is the concentration of the NaOH(aq)? HC8H4O4-(aq) + OH-(aq) = C8H4O4^2-(aq) + H2O(l)
*April 11, 2009 by Steve*

**physics**

A spring and mass system are oscillating with an amplitude of 8.4 cm. The spring constant is 204 N/m and the mass is 540 g. Find the mechanical energy of the system to 2 sf.
*June 15, 2014 by jake*

**chemistry**

if 5.105 gm of KHP (Mwt=204.2)was dissolved in 250 ml,10.70 ml of this solution of KHP was titrated with 10.0 ml of NaOH . Calculate the concentration of NaOH solution
*September 24, 2014 by bibi*

**physics**

An arrow is shot horizontally off a 100 m high building. A target is dangled from a rope 204 m away. How far off the ground do you have to dangle the target from the arrow to hit it?
*November 14, 2010 by Jennifer*

**chemistry**

A 204.2 g sample of a mixture contains 22.3% sodium chloride. What mass (g) of sodium chloride is present in the sample
*August 29, 2010 by cooper*

**Statistics**

786,000 men and 204,000 women in the farming, fishing, and forestry occupations category. For these 2,355,000 individuals, what is the probability that a randomly selected individual will either be a male or be in the life, physical, and social sciences category?
*July 20, 2009 by Lesliam*

**English/writing**

If I am writing the following as a poem, how would I punctuate it- would each letter at the beginning be a captial, would it have commas or a period. We are room 204 Check out our door It is clear to see We choose to be drug free
*October 20, 2011 by Mattie*

**Chemistry**

A student ran the following reaction in the laboratory at 650 K: H2(g) + I2(g) 2 HI(g) When she introduced 0.204 moles of H2(g) and 0.229 moles of I2(g) into a 1.00 Liter container, she found the equilibrium concentration of I2(g) to be 5.77E-2 M. Calculate the equilibrium ...
*November 19, 2013 by Jessica*

**math, slope**

how to find average slope: you are given points of: (0,0) (20,.166) (40,.181) (60,.194) (80,.204) (100,.210) (120,.214) how do i find average slope of all of these?
*October 5, 2009 by Anonymous*

**math**

mr.hemley stands next to the Illionis centennial monument at logan square chicago and casts a shadow that is 18 ft long. The shadow of the monument is 204 ft tall, how tall is the monument?
*November 29, 2012 by lanessa*

**204**

Other than the obvious obstacles of prejudice and discrimination (such as, boys getting more attention than girls; minorities in poor schools; and so forth), name two other factors that have the potential to prevent equality in education. Elaborate on the two you choose.
*December 9, 2008 by troyer0269*

**finance**

19. Temple, Inc. has sales of $329,000, cost of goods sold of $204,000, depreciation of $5,900, and interest expense of $15,100. The tax rate is 34 percent. What is the times interest earned ratio? (Please calculate the arithmetic solution and show your work)
*January 11, 2012 by Vanessa*

**finance**

19. Temple, Inc. has sales of $329,000, cost of goods sold of $204,000, depreciation of $5,900, and interest expense of $15,100. The tax rate is 34 percent. What is the times interest earned ratio? (Please calculate the arithmetic solution and show your work)
*January 12, 2012 by Vanessa*

**finance**

19. Temple, Inc. has sales of $329,000, cost of goods sold of $204,000, depreciation of $5,900, and interest expense of $15,100. The tax rate is 34 percent. What is the times interest earned ratio? (Please calculate the arithmetic solution and show your work)
*January 12, 2012 by Vanessa*