Friday

May 22, 2015

May 22, 2015

Total # Posts: 433

**Chemisty**

At STP 4 liters of O2 contains the same total number of molecules as 1L of NH3 2L of Cl2 8L of He 4L of CO2
*November 2, 2013*

**Chemistry**

Thank you
*October 27, 2013*

**Chemistry**

Two quantities A and B are directly proportional to each other. The value of A becomes 1/3 as much. What will happen to the value of B
*October 27, 2013*

**English - check my answer, please.**

includes an inappropriate use of a comma.
*October 21, 2013*

**English**

sentence fragment
*October 21, 2013*

**Trig**

2x^2+2x>4
*September 29, 2013*

**Trig**

(x+1)(x-4) is greater than or equal to (x-2)^2
*September 23, 2013*

**Math**

Thanks
*September 15, 2013*

**Math**

I don't understand. Then what is the final answer
*September 15, 2013*

**Math**

When mn+m^2-30n^2 is divided by m-5n, what is the quotient. Thank you
*September 15, 2013*

**Math**

When is 15xy+9y^2+6x^2 divided by 2x+3y. Thank you
*September 15, 2013*

**english**

write a sentence on each of the following.[your school premises],[a day at the beach],[the city hustle] and [your saturdays].
*September 10, 2013*

**language arts**

Add silent parterns to the folliwing to create new words. bo_,cli_
*September 7, 2013*

**Math**

Thank you
*September 7, 2013*

**Math**

Is it (x-3)^2 + (y-1)^2 =16
*September 7, 2013*

**Math**

If the coordinates of the center of a circle are (-3,1) and the radius is 4, what is an equation of the circle
*September 7, 2013*

**Math**

What is the slope of a line perpendicular to the line whose equation is y=2x+7
*September 7, 2013*

**Algebra **

The expression 2x(y-1)-7xy+2x Please help thank you
*September 7, 2013*

**Algebra**

-5xy
*September 7, 2013*

**Algebra **

The expression 2x(y-1)-7xy+2x Please help thank you
*September 7, 2013*

**Algebra**

Thank you
*September 6, 2013*

**Algebra **

x-2/3 + x-3/2 Please help. Thank you
*September 6, 2013*

**Algebra**

Thanks
*September 6, 2013*

**Algebra**

You're welcome and thank you
*September 6, 2013*

**Algebra**

I think you are suppose to add the 12,500 not subtract it.
*September 6, 2013*

**Algebra**

I got 5500 as the answer
*September 6, 2013*

**Algebra**

Rod and reel inc. manufactures and sells fishing rods. The company uses the equation P= 25r - 12,500 to estimate its profit P on the sale on the fishing rods. How many fishing rods were sold if the company made a profit of 125,000? Please help. Thank you
*September 6, 2013*

**Math**

The capital letter F can be formed by connecting the points (0,4),(5,4),(5,2),(2,2),(2,0),(4,0),(4,-2),(2,-2),(2,-7), and (0,-7), in this order. Determine the slope of the line that passes through the origin and divides the letter F into two regions of equal areas.
*August 23, 2013*

**Math**

There are 900 three-digit integers. The number of three-digit integers having at least one repeated digit is also a three-digit number. If that number is represented by abc where each letter is a digit compute a-b+c.
*August 23, 2013*

**physics**

A 2.0-m-tall basketball player is standing on the floor a distance d from the basket, as shown in the figure below. He shoots the ball at an angle of 40.0o above the horizontal with a speed of 10.67 m/s and makes the shot. The height of the basket is 3.05 m. What is d?
*July 29, 2013*

**chemistry**

caculate 230 ml of 1.1 molarity HCl solution
*July 5, 2013*

**math-probaility**

Thank you
*June 1, 2013*

**math-probaility**

I don't understand it says at least one lemon, how can there be none
*June 1, 2013*

**math-probaility**

Sal has a bag of hard candies: 3 are lemon and 2 are grape. He ate 2 of the candies while waiting for the bus, selecting them at random one after the another. What is the probability of at least one candy was lemon?
*June 1, 2013*

**Math**

When constructing a cumulative histogram do you use the frequency or cumulative frequency
*May 15, 2013*

**History HELP!**

Describe the chain of events for a wounded soldier during the civil war; how and where they would be transported, what would happen to them, etc. (provide details!!!!) I need help.
*May 6, 2013*

**math**

140
*April 30, 2013*

**Math**

There are 5 staircases going from thr first to the second floor in school. Find the total number of ways that Andrea can go from the first floor to the second and then return to the first. Thank you
*April 30, 2013*

**math**

a potato chip manufacturer has been accused of shortchanging their customers with 10 ouce of bags potato chips. a sample of 50 of that company's 10 ounce bags was take, and it was found that the average weight was 9.8 ounces with a standard deviation of 0.3 ounces.can we ...
*April 25, 2013*

**Math**

I'm in algebra not geometry that's why I don't know them
*February 25, 2013*

**Math**

What is sec 43
*February 25, 2013*

**Math**

A kite string makes a 43 degree with the ground. The string is staked to a point 104 meters from a point on the ground directly below the kite. Find to the nearest meter the length of the kite string.
*February 25, 2013*

**Math**

What will be the answer at the end after you square the numbers
*February 20, 2013*

**Math**

So what will be the answer. I am confused
*February 20, 2013*

**Math**

The legs of a right triangle measure 17 and 26. Find the length of the hypotenuse. Please help
*February 20, 2013*

**Math**

The 6
*February 20, 2013*

**math**

1 out of 6
*January 15, 2013*

**Math**

Please someone answer one of kiki's questions. I need serious help
*January 15, 2013*

**English**

Right
*January 15, 2013*

**English**

All right
*January 15, 2013*

**math**

8 And 3/5
*January 15, 2013*

**math**

8 and 3/5
*January 15, 2013*

**math**

It's -1
*January 15, 2013*

**Outline**

Ur welcome
*January 15, 2013*

**Outline**

No a space does not go you ident each time a little further as you go on
*January 15, 2013*

**Math**

Find three consecutive intergers such that the product of the first and the second is two more than three times the third.
*January 15, 2013*

**Math**

Find three consecutive intergers such that the product of the first and the second is two more than three times the third.
*January 15, 2013*

**Math**

Find three consecutive intergers such that the product of the first and the second is two more than three times the third.
*January 15, 2013*

**Math**

Find three consecutive intergers such that the product of the first and the second is two more than three times the third.
*January 15, 2013*

**Math**

Find three consecutive intergers such that the product of the first and the second is two more than three times the third.
*January 15, 2013*

**Math**

Find three consecutive intergers such that the product of the first and the second is two more than three times the third.
*January 15, 2013*

**Math**

Find 2 consecutive positive intergers such of the first and the square of the second is 19
*January 15, 2013*

**health**

please help
*January 2, 2013*

**health**

What supplement has been known to reduce symptoms of aggression and depression in patients, especially women with borderline personality disorder? A. Omega-3 fatty acids B. Vitamin K C. Folic acid D. Biotin
*January 2, 2013*

**Math**

In the accompanying diagram, abcd is a rectangle with ab as a diameter of semicircle o. Diagonal bd is drawn in rectangle abcd. The length of bd exceeds the length of ab by 1, and ad=5. Please help thank you
*December 23, 2012*

**Math**

If 20% of a number is equal to 3x, then the number is. Please help thank you
*December 23, 2012*

**Math**

The diameter of an atom is 2.3 x 10^ -8 centimeters. How many atoms can fit in a space .003 centimeters long, without exceeding it? Please help, thank you
*December 23, 2012*

**Math**

X+2 over 6 = 3 over x - 1 What is x
*December 10, 2012*

**History**

I think its first successful hot air balloon flight
*December 3, 2012*

**Accounting**

i dont know
*November 24, 2012*

**math**

the question is 3x to the negative fourth power plus 8 when x equals 2 please help
*November 16, 2012*

**math**

is the answer 1
*November 16, 2012*

**math**

(6x)^0
*November 16, 2012*

**mah**

9x^0 (6x)^0 3x^-4+8 when x=2 please help me
*November 16, 2012*

**math**

yes please
*November 16, 2012*

**math**

can you please help me 8+7r^3/2t^4r
*November 16, 2012*

**DBU**

The mean time to complete a psychology exam is 34 minutes with a standard deviation of 8 minutes. Assume the distribution is normal. Find the probability of a student taking less than 28 minutes.
*October 28, 2012*

**math**

Suppose f is a linear function such that f(1) = -1 and f(3)=2. Then f(4)=?
*October 22, 2012*

**math**

when 3a squared minus 7a plus 6 is subtracted from 4 a squared minus 3a plus 4 is? please help
*October 7, 2012*

**math**

please help me if x over 4 minus a over b is equal to 0 b is not equal to 0, then x equals what? thanks
*October 7, 2012*

**math**

no it is not zero, but thanks
*October 7, 2012*

**math**

if x over 4 minus a over b is equal to 0 b is not equal to 0, then x equals what? thanks
*October 7, 2012*

**math **

please help me if x over 4 minus a over b is equal to 0 b is not equal to 0, then x equals what? thanks
*October 7, 2012*

**math**

2 over x minus 3 is equal to 26 over x what is x? can u please help me
*October 7, 2012*

**math**

can u please help me 7r-(6r-5)= 7 thank u
*September 25, 2012*

**math**

cn you please help me a problem states that the sum of two numbers is 27. The numbers can be represented by x and 27-x. Is it possible to determine which is the larger number and which is the smller number. explain Thank u
*September 25, 2012*

**math**

what is the difference between the two expressions below: -4squared (-4)squared can you please help, thank u
*September 25, 2012*

**math**

Allison says that every interger is a counting number. is she correct and explain Please help, thank u
*September 25, 2012*

**math**

can u please help me a printig shop charges a 75-cent minimum for the first 8 photocopies of a flyer. additional copies cost 6 cents each. represent the cost of c copies if c is greater than 8. thank u
*September 15, 2012*

**math**

can you please help me represent the total nummber of calories in x peanuts and y potato chips if each peanut contains 6 calories and each potato chip contain 14 calories. thank u
*September 15, 2012*

**math**

can u please help me. represent the total number of days in w weeks and 5 days represent the total number of days in w weeks and d days thank you
*September 15, 2012*

**math**

can you please help. If a plane travels 550 kilometers per hour, represent the distance it will travel in h hours. thank you
*September 14, 2012*

**math**

Can u please help. The width of a rectangle is represented by w meters. Represent the length of the rectangle if it exceeds the width by 8 meters. Thank you
*September 14, 2012*

**math**

a hot air balloon leaves the ground to 170 feet. if it then climbs an additional 80 feet. How far above the ground is the balloon?
*September 12, 2012*

**Physics**

In a scene in an action movie, a stuntman jumps from the topof one building to the top of another building 4.0m away. After arunning start, he leaps at a velocity of 5.0m/s at an angle of 15degrees with respect to the flat roof. Will he make it to the otherroof, which is 2.5m ...
*September 10, 2012*

**Geometry **

Find the geometric mean between 6x and 24x. A.)4 B.)12 C.)12x
*July 14, 2012*

**Geometry **

x/(x + 9)=5/8. Find x. A.)12 B.)9 C.)15
*July 14, 2012*

**Geometry **

To find the height of a tree, a man stands at point T. His height RT=6 ft. He stands 15 feet from point S and 25 feet from point U. What is the height of the tree, QU? A.)12 ft B.)15 ft C.)16 ft
*July 14, 2012*

**Geometry **

Triangle I has sides with lengths 2 2/3 cm, 4 1/2 cm and 3 cm. Triangle II has sides with lengths 8 cm, 13 1/2 cm and 9 cm. Are these triangles similar? If yes, what is the ratio of correspondence? A.)Yes;1/3 B.)No C.)Yes;2/3
*July 14, 2012*