# Posts by a

Total # Posts: 931

**algebra**

41-(2x+4) <2(x+1)+x the < has a line under it i didt know how to do that on here so help me please

*January 17, 2010*

**chemistry**

What volume of a 2.90 M KI stock solution would you use to make 0.425 L of a 1.25 M KI solution?

*January 14, 2010*

**chemistry**

A liter of 8 M NaOH solution contains how many grams of NaOH?

*January 14, 2010*

**Chem**

If 0.333 g Al is reacted with .501 g I2 according to the balanced chemical reaction: 2Al + 3I2 2AlI3 a) what is the limiting reagent b) how much excess reagent left over?

*January 10, 2010*

**Chem Very Urgent**

don't round the answers so early, and you will see that one of them is the limiting reactant

*January 8, 2010*

**algebra**

find the slope and the y-intercept of the line. write fractional answer in the lowest terms. 4y+9x+3=11+9x the slope is? the y-intercept is (0,? help im not to good at algebra

*December 20, 2009*

**biology**

what is the difference between a cyclin and a growth factor? thanks

*December 6, 2009*

**AP Chemistry**

I is 1. This is a covalent molecule

*November 23, 2009*

**chem**

Determine the number of moles of MgO that form from the reaction of 4.4 moles of O2 in the following unbalanced reaction: Mg(s) + O2(g) → MgO(s)

*November 17, 2009*

**chemistry**

How many milliliters of dirt are there in a hole that has a volume of 51 liter? How many mL of air

*November 11, 2009*

**Physic**

I= I0*10^(L(i)/10) so.. I(stage)= 10^-12*10^(110dB/10)=.1 I(2)/I(1)=r(1)^2/r(2)^2 I(2)/.1=1^2/30^2, I(2)=.1/(30^2)=1.04*10^-4 W/m^2 Area of the ear= piD^2/4= 3.14* .0084^2/4=55.4e-9m^2 P=I*A= 1.04e-4*55.4e-9= 6.16e-9 E=P*t = 6.16e-9*1= 6.16e-9

*November 7, 2009*

**math**

teehee

*November 5, 2009*

**algebra**

simplfy 7[-93-(98-32)]= help

*November 1, 2009*

**algebra**

is (8,9) the solution of 2x+4y=6

*November 1, 2009*

**algebra**

2x+3y=1 4x+6y=2 is there a order pair here or is there no solution

*November 1, 2009*

**physics**

a) f=-kx f=>11.6*(-9.8)=-399.0x solve for x x=0.285m

*November 1, 2009*

**physics**

A roller coaster ride includes a circular loop with radius R = 13.1 m. What minimum speed must the car have at the top to stay in contact with the tracks? Which equation is used here? I'm using a = v^2 / r and taking a = 9.8

*October 25, 2009*

**History**

why did the french and spanish start fighting

*October 22, 2009*

**biology**

what is the powerhouse of a cell & site of ATP production? what supports the shape of the entire cell what is involved in muscle contraction in larger organisms

*October 19, 2009*

**government**

Post a caricature of a politician and what was stretched of the person. Why were those features chosen?

*October 17, 2009*

**Physics**

Let D1 = distance of the fence post from where the turtle started D2 = distance of the fence post to the pine tree = 10 m (given) Working formula is (V2)^2 - (V1)^2 = 2a(D2) where V2 = velocity upon passing the pine tree = 1.2 m/sec. V1 = velocity upon passing the fence post a...

*October 11, 2009*

**algebra**

9x^2-43x-10=0 solve by factoring

*October 4, 2009*

**11th grade u.s. history**

can i ask one more question srry um do you know a political cartoon that goes with the 12th amendment and what does he mean how does one go about amending the constitution lol srry that's 2

*September 28, 2009*

**11th grade u.s. history**

Thank you so much i think i have everything your the awesomest person right now

*September 28, 2009*

**11th grade u.s. history**

The examples are the 1796 and 1800 election

*September 28, 2009*

**11th grade u.s. history**

So basically the 12th amendment is necessary cause it helps select both president and vice president So does it protect the 20th amendment or am i like way off

*September 28, 2009*

**11th grade u.s. history**

Im doing a project on the 12th amendment but im having a hard time finding the questions ive been working this for like well dis will be my 5th day working on it im not good at finding stuff on the internet anyway i have to find out why was the 12th amendment necessary,what ...

*September 28, 2009*

**Spanish**

some miles ingleseas and cuardradas of heirba luxurious And... This is a festival of diversion; therefore they come and they participate in the diversion. Thanks! this is what i got

*September 28, 2009*

**Grade 8 math urgent**

1/12

*September 25, 2009*

**math**

$900?

*September 16, 2009*

**math**

An A-frame cabin has a triangular front with a base of 30 ft and a height of 20 ft. If the front is to be glass that costs $3 per square foot, what will the glass cost? $1,800?

*September 16, 2009*

**math**

$23.55? or would i take the 2.5^2 and multiply it getting 5 then multiply that by 3.14 which is 15.7 multiplied by 3 equals 47.10

*September 16, 2009*

**math**

A circular coffee table has a diameter of 5 ft. What will it cost to have the top refinished if the company charges $3 per square foot for the refinishing? $15.00?

*September 16, 2009*

**math**

23.55?

*September 16, 2009*

**math**

its a circle with a dot in the middle and one line from the middle to the outside and inside the circle it says 3.75

*September 16, 2009*

**math**

Find the circumference of each figure. Use 3.14 for p and round your answer to one decimal place. i have a circle that is 3.75ft A~23.6 or 24?

*September 16, 2009*

**math**

67.28?

*September 16, 2009*

**math**

Add thirty-eight and nine tenths, five and fifty-eight hundredths, seven, and fifteen and eight tenths. A~1662?

*September 16, 2009*

**science**

How can you tell if something is alive?

*September 15, 2009*

**Geology**

thank u ms. sue!

*September 11, 2009*

**Geology**

thank you very much..... this is how i explained the process of the boiling water which is basiclly a easy version of Convection inside Earth drives the lithospheric plates on the surface. what do you think? As you have seen in the hot water animation the hottest water is at ...

*September 11, 2009*

**Geology**

as for the two figuers i wrote: A meteorologist named Alfred Wegener began to tell the world in 1912 about a hypothesis he called continental drift. According to this theory all continents began as one super continent he called “Pangaea”. His hypothesis explained and...

*September 11, 2009*

**Geology**

this is what my taecher wants...... 1. Discuss two historical individuals that contributed to the theory of plate tectonics. 2. Discuss how the boiling pot of water animation is a small scale model of the convection that takes place under the Earth's crust - need some good...

*September 11, 2009*

**Geology**

Respond to the following scenario: o Your younger brother is in 5th grade. He comes home and tells you to look at an animation his teacher showed him in geology class. o Review the Continents of the Past animation on this week¡¦s aXcess page. o After viewing the ...

*September 11, 2009*

**math**

Find the least common denominator (LCD) for fractions with the given denominators 13/15 - 11/20=2/5?

*September 11, 2009*

**math**

i thought i was adding...i do not understand what u are saying about 60? above the fractions i wrote this is what it says... Find the least common denominator (LCD) for fractions with the given denominators not the multiply..sorry

*September 11, 2009*

**math**

1/3+5/12+4/5=10/20 the least common multiply is 2/4?

*September 11, 2009*

**math**

how would i find the least common multiply of 12,20,35? i had 2 till i divided it by 25 and it did not work

*September 11, 2009*

**geometry**

i have a triangle and i have to find the primeter....here are the measurements...3/8...3/8..3/8 on each side. 3/8+3/8+3/8=9/8?

*September 11, 2009*

**math**

13/18 + 11/18 then write all answers in the lowest terms? A-3/2?

*September 11, 2009*

**Math 115**

1 1/8?

*September 11, 2009*

**Math 115**

9/11 - 3/11 + 7/11= 1/11? write in lowest terms

*September 11, 2009*

**Math 115**

13/18 + 11/18 then write all answers in the lowest terms? A-8/9?

*September 11, 2009*

**MATH**

Complete the statement using the given property. 6 x (4 x 7) = Associative property of multiplication then the answer would be (6x4)x7=168?

*September 5, 2009*

**MATH**

What is 7/8 of10/14 Answer 5/8 ?

*September 5, 2009*

**MATH**

72/8-9/3=6?

*September 5, 2009*

**MATH**

Complete the statement using the given property. 6 x (4 x 7) = Associative property of multiplication then the answer would be (6x4)x7=168?

*September 5, 2009*

**MATH**

just wanted to check a few more questions... 1. Find the prime factorization of the number 20. Answer- 2x2x5 2. Find the greatest common factor of 30, 45, and 50. Answer -5 3. Complete the statement using the given property. 6 x (4 x 7) = Associative property of multiplication...

*September 5, 2009*

**MATH**

Estimate the result in the following division problem. (Remember to round divisors to the nearest ten and dividends to the nearest hundred.) 612 divided by 32 Answer being 19?

*September 5, 2009*

**MATH**

just want to check my work on a few things.... 1. Tile for a kitchen counter will cost $8 per square foot to install. If the counter measures 14 ft by 3 ft, what will the tile cost? Answer-336 2. Estimate the result in the following division problem. (Remember to round ...

*September 5, 2009*

**MATH**

Complete the statement. 7,000,000 ps = __________ us

*September 5, 2009*

**MATH**

i WANTED TO CHECK MY WORK THE QUESTION IS DIVIDE 4 1/5 BY 14 AND WRITE ITS SIMPLLET FORM...I THOUGHT THE ANSWER WAS 58 4/5

*September 5, 2009*

**math**

513/561?

*September 5, 2009*

**MATH**

find the reciprocal of 17/20? How would i work this problem?

*September 5, 2009*

**MATH**

the length of a rectangle is 7/8yd, and its with is 32/49yd what is its areain square yards?

*September 5, 2009*

**Physics**

A car travels east at 82 km/h for 1.5 h. It then travels 30.0° east of north at 113 km/h for 1.6 h. What is the average velocity for the trip? (Magnitude and Direction)

*August 28, 2009*

**algebra**

Yes

*July 17, 2009*

**ks3 history**

when did the british slave trade end? was it 1807 march 25th thanks

*May 3, 2009*

**Chemistry**

In a gaseous system at equilibrium with its surroundings, as molecules of A(g) collide with molecules of B(g) without reacting, the total energy of the gaseious system 1. decreases 2. increases 3. remains the same

*April 13, 2009*

**Chemistry**

_Mg(C103)2(s) -> _MgCl2(s)+_02(g) What is the coefficient of 02 when the equation is balanced correctly using the smallest whole-number coefficients?

*April 13, 2009*

**Plz -- Chem Help**

Posted by Rushi on Sunday, March 15, 2009 at 3:35pm. Question.. Nicotinic acid (niacin) is a monoprotic acid with the formula HC6H4NO2. A solution that is 0.012M in the nicotinic acid has a pH of 3.39 at 25C. what is the acid-ionization constant, Ka and pKa for this acid at ...

*March 18, 2009*

**math**

there are 4 cows and 8 ducks because if you - 32-24=8 and 8 divided by 2 = 4 cows so my answer is 4 cows and 8 ducks

*March 16, 2009*

**Science**

My friend said you just say what the particles are like if they are tight together like solid or far apart like gas

*March 8, 2009*

**Business**

What is market size? How to calculate it? Thanks!

*February 8, 2009*

**Poem**

A Good Poem$lovly I Don't No Wath I say

*February 3, 2009*

**CHemistry...Please help**

3 2 4 1

*January 19, 2009*

**Social Studies 2**

Where are 2 district courts located in MI

*November 25, 2008*

**Social Studies**

how long does a lawyer have to present his case to the supreme court

*November 25, 2008*

**English**

"the company is expected to incur high cost if they hope to increase ..." i was told that there is verb tense problem in "is" and "if they", how can i change this sentence to make it correct?

*November 20, 2008*

**Research Project on Computer Confidentiality**

which articles are you clicking on once you get to this site to find the correct information

*November 12, 2008*

**Research Project on Computer Confidentiality**

I have a research paper where I need to write a paragraph answering each question. The instructions are to go to the American Medical Assocation's web site at ama-assn and use the search button on the upper right to look for ethical opinions oncomputer confidentiality. ...

*November 12, 2008*

**Plane shapes in different positions**

Use plane shapes to finish the puzzle, use the same color to color the shapes that ate alike. -- Some of the shapes are not alike, so do that get colored different colors?

*October 28, 2008*

**chemistry**

answer is 2.63

*October 9, 2008*

**chemistry**

The reaction is N204 <---> 2NO2. First equilibrium is set up and the [] Of both is 2M. Now the pressure decreases the falsh volume to 3L. What will be the new equilibrium [] If K stays at 2?

*October 9, 2008*

**chemistry**

I have gotten the equilibrium concentrations of N202 to be 2M and N02 to be 2M also. After equilibirum is reached, a pistons is used to decrease the flask volume to 3L. Once equilibrium is established find the concentration and moles of each gas. K = 2 How would I set up my ...

*October 9, 2008*

**MATH**

wrong that equals o 25x^2+20x+32

*September 21, 2008*

**ms sue-yr 8 geography**

sorry to be a pain but i`m stuck on muslim mosques and sikh temples . ive looked and looked but can`t find out what they are . pls help thanks

*September 16, 2008*

**year 8 geography**

many of these people have brought new traditions or foods or building designs into Britain.Find as many different people who have come to Britain there are 12.in a wordsearch these are the clues 1/A ceilidh ( gaelic dance) 2/ synagogues 3/ churches constructed after conquest ...

*September 16, 2008*

**Chemistry- HWK CHECK**

5 is positive

*August 4, 2008*

**Sociology Multiple choice**

5a

*June 12, 2008*

**french**

Words like oeil, coeur... is the o and e attached? Is that a new symbol? Or just when you write it, connect the two letters?

*June 8, 2008*

**integrated algebra**

i have this question and i kinda know how to do it but i'm not entirelly sure. here's the problem x-5/4 = x+5/x+2 if you can help great and thank you

*June 5, 2008*

**Critical Thinking**

Answer the following questions in a 100- to 200-word response. Cover each bullet point in your answer. o In the future, how will thinking critically influence the ways that you: · Read? · Write? · Process information? o Why and how could you apply critical...

*April 30, 2008*

**english**

1.a 2.b 3.b 4.a 5.a 6.b 7.b 8.b 9.a 10.a 11.b 12.b 13.b 14.a 15.b 16.a 17.b 18.b 19.a 20.b 21.b 22.a 23.a 24.b 25.b Can you tell me why you chose these answers?

*April 28, 2008*

**English**

Here! 1-a 2-b 3-b 4-a 5-a 6-b 7-a 8-a 9-b 10-b 11-a 12-a 13-a 14-b 15-a 16-b 17-b 18-a 19-b 20-a 21-a 22-b 23-b 24-a 25-a

*April 28, 2008*

**oceanography**

14

*March 17, 2008*

**Chemistry**

using the ideal gas law i have v=5.60L, P=1.75ATM, and T=250.0 k. how many moles are there. I don't have my book with me so i can't use find the real question

*March 4, 2008*