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April 24, 2014

April 24, 2014

Post a New Question | Current Questions

**chem**

i understand most of the problem but where did the 0.84 M come from? a drug was injected into your body with a 2.00 M concentration. what would be its concentration after 0.010 seconds if k = 875 ^ -1 1st order reaction! ln [ A ]t = - (875 ^ -1) (0.010 SEC) + ln (2.00) = - 0....
*Tuesday, October 19, 2010 at 3:28pm*

**Math 7th grade**

6 11/12 - 4 5/12
*Sunday, October 17, 2010 at 9:09pm*

**Math 7th grade**

12 - 5 3/10
*Sunday, October 17, 2010 at 9:08pm*

**7th grade**

what is 14 1/2 - 7 1/5?
*Sunday, October 17, 2010 at 9:01pm*

**probabilityv**

A school's administrators are concerned about absenteeism at their school and the eect it has on students' grades. The following data were compiled, based on a sample of students. Student's Absent Medium Absent Grade Infrequently Absent Frequently Low 1 9 8 ...
*Saturday, October 16, 2010 at 2:17am*

**5th grade**

What do you think 24*3.7 is ???
*Thursday, October 14, 2010 at 3:58pm*

**5th grade**

what is the lcm of 15,25
*Tuesday, October 12, 2010 at 8:20pm*

**8th grade**

HOW TO CONVERT IN TO MM?
*Tuesday, October 12, 2010 at 11:34am*

**8th grade**

is 53 a monomial
*Monday, October 11, 2010 at 9:39pm*

**7th grade**

What is "h" in 5h+15-3h=32
*Thursday, October 7, 2010 at 9:14pm*

**8th grade**

solve 3m=8m
*Tuesday, October 5, 2010 at 8:06pm*

**5th grade**

91 .12
*Tuesday, October 5, 2010 at 5:30pm*

**7th grade**

49 is 77% of what number?
*Monday, October 4, 2010 at 10:59pm*

**6th grade**

what is accleration?
*Saturday, October 2, 2010 at 2:14pm*

**9th grade**

1x/5+4x/9=11
*Friday, October 1, 2010 at 4:38pm*

**5th grade**

62.7-43.85
*Thursday, September 30, 2010 at 8:13pm*

**7th grade**

Hi im a 7th grader and there is alot of book reports and homework in the 7th grade i really dont have time to do all that because im in extra cericular activities and i need to be passing all of my classes to be in my activities can somebody please help me by telling me a ...
*Wednesday, September 29, 2010 at 10:33pm*

**8th grade**

what is science
*Tuesday, September 28, 2010 at 6:11pm*

**11th grade**

What percent is 1.25 of 82
*Sunday, September 26, 2010 at 8:05pm*

**8th grade**

16y + 3=67
*Thursday, September 23, 2010 at 5:12pm*

**Math**

In Wilbur's math class, his grade is based on the average score of six tests, each worth 100 points. Wilbur always worries about his grade. He knows that his average on the four first tests is 88.5. What is the lowest average he could get on his next two tests and still ...
*Wednesday, September 22, 2010 at 5:19pm*

**Math (Algebra Grade 8)**

2x+5=-7?
*Tuesday, September 21, 2010 at 7:14pm*

**English: Puritans**

The question is: Why could Winthrop's ideal not be achieved? The paragraph where I have to find the answer: Winthrop describes an ideal society, which, if the Puritans had been able to achieve it, would have been a reasonable facsimile of paradise on Earth. Being human, ...
*Sunday, September 19, 2010 at 4:57pm*

**9th grade**

1/3 x 1/3 ?
*Saturday, September 18, 2010 at 5:09pm*

**9TH GRADE MATH**

21=5-3=7-9*2=
*Monday, September 13, 2010 at 7:47am*

**3rd grade**

what are the facts of 3,5,8
*Saturday, September 11, 2010 at 7:32pm*

**8th Grade Algebra**

3m - 10 = 2(4m -5)
*Thursday, September 9, 2010 at 8:32pm*

**9 th grade geomitry**

how do you do 19= n - 9 ??????
*Thursday, September 9, 2010 at 5:38pm*

**Geography**

1. The statement, "Paraguay is one of two landlocked South American nations" describes what type of region? a.cultural b.economic c.physical d.political 2. The statement, "Farmers in this area benefit from a long growing season" describes what type of ...
*Thursday, September 9, 2010 at 4:20pm*

**9th grade**

solve 3 - (2t + 5) = -12
*Thursday, September 9, 2010 at 12:45pm*

**5th grade**

c+3c=32
*Wednesday, September 8, 2010 at 8:16pm*

**6th grade**

civics
*Wednesday, September 8, 2010 at 6:30pm*

**8th grade**

2/5 divided by 5/6
*Tuesday, September 7, 2010 at 5:21pm*

**12th grade**

2x^2+6x-16 and 14x^2-3x-2
*Monday, September 6, 2010 at 2:38pm*

**5th grade**

what is 1/6h = 9 and h=?
*Tuesday, August 31, 2010 at 8:41pm*

**10th grade**

3x-2-x=7-x
*Saturday, August 28, 2010 at 10:13pm*

**8th grade**

4+6x-9x=3x
*Thursday, August 26, 2010 at 8:15pm*

**5th grade**

what si 1.05 + 1.50
*Wednesday, August 25, 2010 at 9:13pm*

**math**

From a base elevation of 6300 ft. a mountain peak rises to a summit elvation of 14366 ft. over a horizontal distance of 15844 ft. Find the grade of the peak. The grade of the peak is ?%I do not even know where to begin with this. Does the 6300 ft.get subtracted from 14366 and ...
*Monday, August 23, 2010 at 12:16am*

**12th grade**

RS=7a,ST=12a,RS=28
*Friday, August 20, 2010 at 1:22am*

**12 grade**

20*49*39*90*56*34*100=
*Tuesday, August 10, 2010 at 10:00pm*

**5th grade**

123%45=
*Tuesday, August 10, 2010 at 9:57pm*

**Science/Math**

I have to figure out what percentasge of time each cell is in a phase. I have 5 phases. That equal to 36 cells in each phase. 1st phase 20 cells 2nd phase 10 cells 3rd phase 3 cells 4th phase 2 cells 5th pase 1 cell. This is based on a 24 hour period and each cell added ...
*Wednesday, July 28, 2010 at 5:11pm*

**chemistry**

how do you solve this? The candy indistry converts sucrose (C11H22O11,table sugar),a crystalline material, to invert sugar, a hydrolzyed [rpdict tjat os 50:50 frutose and glucose. The hydrolysis occurs in water, quite slowly, at an elevated temperature of 55¨¬C. The ...
*Tuesday, July 27, 2010 at 5:44pm*

**MATH**

IF XYZ AUTO CO SOLD 23,000 VEHICLES IN 1999, HOW MANY WERE SUV'S? IF 7,650 TRUCKS WERE SOLD IN 1999,HOW MANY TOTAL VEHICLES WERE SOLD IN 1999? IF 3,750 2-DR CARS WERE SOLD IN 1999, THEN HOW MANY 4-DR CARS WERE SOLD IN 1999? THE FOLLOWING INFO APPEARED IN A PIE CHART - 4-DR...
*Tuesday, July 6, 2010 at 12:41am*

**12th grade**

3X+3=3
*Monday, July 5, 2010 at 5:25pm*

**math grade 9**

6=2/5 (n-1)
*Sunday, June 20, 2010 at 7:13pm*

**grade 9 math**

X+6 ~ 5 = -2
*Sunday, June 20, 2010 at 7:05pm*

**11th grade**

if f(x)=-8x + 8 and g(x)= x-9,what is (f,g)(18)?
*Tuesday, June 15, 2010 at 12:11pm*

**9th grade**

How do you solve ac-bc-ad+bd
*Monday, June 14, 2010 at 5:59pm*

**English**

I'm reading a book , and I don't understand this small phrase. Could you please tell me what it means, thanks. ~Or they'll be so horrified by my mother's newly-found 'lifestyle' that they'll slowly start ignoring me. In tenth grade—at least in ...
*Wednesday, June 2, 2010 at 6:41pm*

**Math**

Anna and bob play a game in which Anna begins by rolling a fair dice, after which bob tosses a fair coin. They take turns until one of them wins. Anna wins when she rolls a 6. Bob wins when the coin lands on heads. What is the probability that Anna will win the game? Well ...
*Monday, May 31, 2010 at 10:38pm*

**Math/Probability**

Anna and bob play a game in which Anna begins by rolling a fair dice, after which bob tosses a fair coin. They take turns until one of them wins. Anna wins when she rolls a 6. Bob wins when the coin lands on heads. What is the probability that Anna will win the game? Well ...
*Monday, May 31, 2010 at 12:44pm*

**9th grade**

y=6-2x 7x-y=3
*Tuesday, May 25, 2010 at 5:01pm*

**5th grade**

what is 9.8___=g
*Wednesday, May 19, 2010 at 9:52pm*

**10th grade**

(2u+9)(2u+1)
*Friday, May 14, 2010 at 10:09am*

**5th grade**

WHAT IS THE GCF OF 32 AND 48
*Thursday, May 6, 2010 at 10:12pm*

**7th grade**

what is -4x=-76
*Tuesday, May 4, 2010 at 10:21pm*

**7th grade**

what is -4x=-76
*Tuesday, May 4, 2010 at 10:20pm*

**3rd grade**

of 28 and a quotient of 8?
*Monday, May 3, 2010 at 7:33pm*

**Math**

I'm confused.Can someone tell me if I have done this correct.I'm trying to get the average using a weighted scale: TOTAL GRADES: WEIGHT 90% ---------- 5% 100% ---------15% 95% --------- 15% 90% -----------5% 94.5% --------60% I multiplied the total grade by the percent...
*Sunday, May 2, 2010 at 8:15pm*

**Statistics**

I'm confused.Can someone tell me if I have done this correct.I'm trying to get the average using a weighted scale: TOTAL GRADES: WEIGHT 90% 5% 100% 15% 95% 15% 90% 5% 94.5% 60% I multiplied the total grade by the percent, then added the percent. But I get 109.20 as a ...
*Sunday, May 2, 2010 at 7:56pm*

**6th grade math**

2 ---- t = 9 5
*Monday, April 26, 2010 at 8:48pm*

**5th grade**

22 x n is between 80 and 85?
*Friday, April 23, 2010 at 1:48am*

**6th grade**

what is an function
*Friday, April 23, 2010 at 1:32am*

**11th grade**

4root(3X>7)(y>9)(z>3)
*Friday, April 23, 2010 at 12:21am*

**4th grade math**

Sunbeam's group of close friends are going to fifth grade in September. All are going to Highway elementary school and their home rooms will be 12,14,or 16. All of her friends but 4 are going to room 12, all but 4 are going to room 14, and all but 4 are going to room 16. ...
*Thursday, April 22, 2010 at 4:24pm*

**4th grade**

13 yd = how many ft
*Monday, April 19, 2010 at 8:20pm*

**9th grade**

(5c-9)(5c+1)
*Saturday, April 17, 2010 at 2:57am*

**9th grade**

(p^2-7)(p+8)
*Saturday, April 17, 2010 at 2:55am*

**10th grade**

(-7+p)(8+p)
*Saturday, April 17, 2010 at 2:53am*

**9th grade**

(p-7)(p+8)
*Saturday, April 17, 2010 at 2:51am*

**9th grade**

(2y+5)(y-3)
*Saturday, April 17, 2010 at 2:48am*

**9th grade**

(2x-1)(x+2)
*Saturday, April 17, 2010 at 2:45am*

**9th grade**

(a-8)(a-9)
*Saturday, April 17, 2010 at 2:42am*

**English**

1. When is the due date of the report? It is on May 1st. 2. When is the deadline of the book? It is tomorrow. 3. When is the report due? It is due this morning. 4. When is the book due? It is due this Thursday. (Are the questions and answers all correct? Are the questions the ...
*Friday, April 16, 2010 at 8:27pm*

**grade 10 career studies**

I have to hand in an assignment called WHO AM I? for my grade 10 career studies course, i just need to no what to hand in exactly
*Friday, April 16, 2010 at 12:20pm*

**9th grade**

substitution for 5r-s=5 -4r+5s=17
*Wednesday, April 14, 2010 at 11:50am*

**Science-Bohr Model 2**

how many shells r needed 4 the elements in each of the 1st rows of the periodic table. Im kind of getting confused. When it says rows; does it refer to groups or no? I referred rows to the groups for my last question and came up with a pattern, but now I'm unsure of of ...
*Tuesday, April 13, 2010 at 11:12pm*

**Math**

Thanks Damon! first I eliminated z by adding equation 1+2 (1st one *2) and got same as urs x+y= 10. Then, I eliminated z by adding equation 2+3 (2nd equation*3, and 3rd equation*2) and got x-y=6. x+y= 10 x-y=6 x=16 why is this wrong?
*Friday, April 9, 2010 at 4:01pm*

**Math**

Help pls! I just need to set the equations only, I can do the rest. The qu. Is: The sum of three numbers is 15. The sum of the first, the second, and twice the third is 20. The sum of the first, twice the second, and three times the third is 27. This is what I did: 1st # = x ...
*Friday, April 9, 2010 at 3:15pm*

**programming**

I am in IT/210 and am having problems with the entire class. But what I am stuck on is as follows: Consider the following statement where X is an integer test score between 0 and 100. input X if (<0=X and X<49) output = "you fail" else if (50 <=X and X < ...
*Wednesday, April 7, 2010 at 11:07pm*

**math**

A group of 9 workers make up a business team. One of the 9 is the manager, another member is the engineer. The remaining 7 are analysts. If the entire team is standing in line at the cafeteria on lunch, and the manager is standing 1st in line, and the engineer is standing 2nd...
*Monday, April 5, 2010 at 11:22pm*

**social studies**

in 1975 supreme court justice potter stewart spoke to a group of reporters about freedom of the press he said "if you look at the literal language in the 1st amendment of the constitution it says congress shall pass no law abridging freedom of press. it says nothing about...
*Monday, March 29, 2010 at 8:02pm*

**6th grade**

what is the LCM of 8,and 19
*Thursday, March 25, 2010 at 9:52pm*

**4th grade**

what is 96/4
*Thursday, March 25, 2010 at 6:29pm*

**10th grade**

a{n}=n(3n+5)
*Thursday, March 25, 2010 at 4:19pm*

**3rd grade**

how do you do average
*Thursday, March 25, 2010 at 4:11pm*

**4th grade**

what is heat
*Tuesday, March 23, 2010 at 6:41pm*

**9th grade**

1j + 2c =11 1L + 1c = 5 1j + 2L = 3 1j + 1c + 1L = t What is t?
*Monday, March 22, 2010 at 10:58pm*

**Math**

An auditorium has 30 rows with 10 seats in the first row, 12 in the second row, 14 in the third row, and so forth. How many seats are in the auditorium My answer is 1170 but the way I figured out the problem was by listing numbers 1-30. the problem state that the 1st row had ...
*Sunday, March 21, 2010 at 6:25pm*

**Accounting**

using the financial statements of landry's restaurant located in appendix a of the text fundamentals of financial accounting 1st ed by phillips libby and libby compute teh following ratios for 2002 and 2003 a. Return on Equity b. Inventory Turnover I cannot locate in ...
*Saturday, March 20, 2010 at 4:52pm*

**Accounting**

using the financial statements of landry's restaurant located in appendix a of the text fundamentals of financial accounting 1st ed by phillips libby and libby compute teh following ratios for 2002 and 2003 a. earnings per share b. return on Equity c. current ratio d. ...
*Saturday, March 20, 2010 at 3:42pm*

**11th grade**

x2+y2+2x+4y=-2
*Friday, March 19, 2010 at 2:33pm*

**math**

3 men went fishing they would divide all fish evenly. 1st guy get them divided with 1 left over, next guy divides without prior knowledge again throws the extra over finally the 3rd one gets up and divides equally with one lft over. What is the smallest number of fish caught.
*Thursday, March 18, 2010 at 9:32pm*

**English**

I only have one question on this script that I need help on. This script is different and is called NO SMOKING by jacinto benavente. It is pretty good. I actually found a link to this script and here it is: I can't actually post the link on here but you go to Google Books ...
*Thursday, March 18, 2010 at 7:06pm*

**6th Grade Grammar**

The sixth grade class *had wrote* several papers about the great sphinx. How should the words in the asterisks be written? A. had written b. has wrote c. correct as is
*Wednesday, March 17, 2010 at 8:43pm*

**Economics**

Hello, I was considering to drop economics since i find it useless. My friends and my parents say its an easy subject and that if i drop it i will have one less subject which looks bad on my permanent reconrd. i find it very hard to concentrate in economics, i think u have to ...
*Wednesday, March 17, 2010 at 7:01pm*

**college Psychology**

I am having trouble describing the interaction (How does effect of one Independent variable depend on level of other independent variable and why?) My 1st independent variable is Type of Stimulus: with 2 levels pictures and words. My 2nd independent variable is Type of Content...
*Sunday, March 14, 2010 at 10:02pm*

**11th grade**

log5(1+.03%)
*Thursday, March 11, 2010 at 11:53pm*

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