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April 24, 2014

Homework Help: 1st Grade

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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 e ect 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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