Saturday

February 6, 2016
Total # Posts: 82

**math**

What is the final velocity of a bus that accelerates at the rate of 30m per square for a period of 2 minutes?
*November 10, 2015*

**Chemistry**

Consider this real reaction, and answer the questions based on it: TiO2 (s) + HCl (aq) ==> H2O (l) + TiCl4 (aq) 1) Based on this balanced equation, if the amounts used are 3 mol TiO2 and 5 mol HCl, Which one is the limiting reactant? 2) How many moles of each reactant are ...
*April 19, 2015*

**Statistics**

Assume that the data in question 25 reflects a highly skewed interval variable. a. What statistics would you compute to summarize these conditions b. compute them to be 14, 12, 8.5, respectively. What conclusion about the study should you draw? c. What conclusion would you ...
*November 21, 2014*

**Statistics**

Graduation rate for students in a program is 80%. If 10 students from it are selected at random, find the probability that AT LEAST 8 of them graduated.
*October 21, 2014*

**physics**

A grocery sack can withstand a maximum of 230 N before it rips. will a bag holding 15 kg of groceries that is lifted from the checkout counter at an acceleration of 7.0 m/s^2 hold? this question has to do with force. thanks..
*September 25, 2014*

**Math **

solve using Cramer's rule 3x+2y=-3 2x+3y=8
*August 11, 2014*

**Math **

solving using the elimination method 0.3x-0.2y=4 0.2x+0.3y=5/23
*August 10, 2014*

**Math**

5[5m-(m+8)]> -4(m-1) Solve
*August 7, 2014*

**math **

44-(4x+5)< 2(x+2)+x solve
*August 6, 2014*

**Chemistry**

How many moles of HCl are consumed by the reaction of .150 moles of magnesium?
*February 10, 2014*

**Math**

F(x)= -2x^2-4x+5
*December 4, 2013*

**Physics**

can you show the steps to how to answer the question as well ? just the steps would be fine :)
*November 5, 2012*

**Physics**

A mass of 6.10 kg rests on a smooth surface inclined 39.0o above the horizontal. It is kept from sliding down the plane by a spring attached to the wall. the spring is aligned with the plane and has a spring constant of 126 N/m. How much does the spring stretch?
*November 5, 2012*

**chemistry**

A 2.30 gram sample of iron combines with chlorine gas to form an iron chloride with the weight of 7.25 grams. what is the weight of chlorine added?
*October 2, 2012*

**physics**

Front wheel drive is more effective than rear wheel drive on ice or snow because what?
*September 10, 2012*

**physics **

2 sticks of uniform density, but 1 stick is half thelength of the other, are standing upright on a table. Both are allowed to fall at same time Which stick hits table first
*September 10, 2012*

**physics**

A unicycle has only a single wheel and its rider sits above that wheel, pedaling furiously to stay upright. When shshe is traveling straight forward at a steady pace, she can maintain stability by always doing what?
*September 10, 2012*

**physics**

A unicycle has only a single wheel and its rider sits above that wheel, pedaling furiously to stay upright. When shshe is traveling straight forward at a steady pace, she can maintain stability by always doing what?
*September 10, 2012*

**physics**

Consider 2 automobile accidents in which identical cars are driven into solid wall at 30 mph and 60 mph, respectively. compared to the car traveling 30 mph, the car 60 mph transfers what?
*September 10, 2012*

**physics**

Consider 2 automobile accidents in which identical cars are driven into solid wall at 30 mph and 60 mph, respectively. compared to the car traveling 30 mph, the car 60 mph transfers what?
*September 10, 2012*

**physics**

When 2 balls collide head on where one ball is moving and one ball is stationary, it is possible that the moving ball will transfer its entire motion to the stationary ball. This most likely happen when?
*September 10, 2012*

**physics**

a cheerleader has a baton that is 1 meter long and has a 100 gram mass on both ends another cheerleader has a baton that is 0.5 meterlong and has 100 gram masson both ends. Neglecting the mass of the rod holding the masses together, which baton will be easier to spin when ...
*September 10, 2012*

**Physics**

a car starts traveling 10km from home, 2 minutes later it is 16km from home, and 5 minutes later it is 25km from home. What is the car's displacement in the first 2 minutes
*September 10, 2012*

**Calculus 1**

You have to use the chain rule. ln(7) * 7^(sin x) * cos (x)
*June 21, 2012*

**Physics**

Block 1 (2.5kg) is on the surface of a frictionless inclined plane that makes an angle of 20 degrees with the horizontal. Assume g = 10 m/s2 magnitude of the acceleration of block 1 down the incline plane is 3.4 m/s2 How far does block 1 travel down the plane in 1.5 s after it...
*June 21, 2012*

**geometry**

Ava's aquarium is 10 in. tall,15 in. long,and 8 in. wide.The aquarium is 95% filled with water.How many cubic inches of water are in the aquarium?
*May 31, 2012*

**geometry**

A parking lot has seventy-three parking spaces numbered from 1 to 73. There are no cars in the parking lot when Jillian pulls in and randomly parks. What is the probability that the number on the parking space where she parks is greater than or equal to 27?
*December 15, 2011*

**statistics**

A psychologist wants to estimate the variance of employee test scores. A random sample of 18 scores had a sample standard deviation 10.4. Find a 90% confidence 2 interval for the population variance. What assumption, if any, have you made in calculating this interval estimate?
*November 9, 2011*

**MATH 157**

How do I determine the real number solution for the following problem: The problem reads : Determine the number of real-number solutions to the equation from the given graph. x^2 - x + 15 = 0, given the graph of y = x^2 - x + 15
*July 29, 2011*

**algebra**

The number of lions is 42 more than the number of tigers. Five times the number of tigers is 24 more than two times the number of lions. What is the number of lions? What is the number of tigers?
*May 13, 2011*

**Chemistry--Solids**

Am I to assume your taking CHE 111 General Chemistry 1 for Dual Credit? Because this seems very familiar.
*May 4, 2011*

**Math**

If the sides of a triangle are x, x+5, 2x+5. For what values of "x" would the triangle have a perimeter of at least 72?
*February 21, 2011*

**science**

which planet other than earth may be livable by humans?
*February 19, 2011*

**algebra**

Completely factor the expression 28x^2-196xy+343y^2
*February 13, 2011*

**algebra2**

(?)=b
*January 26, 2011*

**algebra2**

what is the missing variable? 3a^2bx(?)=6a^2b^2x
*January 26, 2011*

**algebra2**

a4b(a+ab+3)
*January 26, 2011*

**algebra2**

how do you factor this? a4b + a5b + 3
*January 26, 2011*

**algebra2**

non factorable
*January 26, 2011*

**algebra2**

how can you factor this? x2 + 25
*January 26, 2011*

**algebra2**

no its (x+5)(x-3)
*January 26, 2011*

**algebra2**

so is it 3x^2+15x?
*January 26, 2011*

**algebra2**

how do you factor this? x(x-3)+5(x-3)
*January 26, 2011*

**algebra2**

yes this helps so my answer would be 3Rx(5-e)
*January 26, 2011*

**algebra2**

how do you factor 15Rx - 3Rex
*January 26, 2011*

**algebra2**

how do you factor this completely? 105x6y2z3 - 98x4y3z2 + 84x3y4z5
*January 26, 2011*

**algebra2**

how do you factor 48x3z5y - 36x3z3y4 + 48x2z5y
*January 26, 2011*

**geometry**

an angle's measure is twice the measure of its complement. The larger angle is how many degrees greater then the smaller angle?
*November 23, 2010*

**10th grade Chemistry**

The most reactive group of the nonmetal are the?
*September 15, 2010*

**Algebra1A**

A box in the shape of a rectangular prism has a volume of 56 cubic inches. If the length of each side is multiplied by 2, what will be the approximate volume of the resulting box?
*July 10, 2010*

**Chemistry**

You have KI and Pb(NO3)2 being mixture to give you an insoluble salt. What is the ionic equation per insoluble salt.
*March 11, 2010*

**12th grade**

A bicycle wheel has a radius of 0.330 m and a rim whose mass is 1.20 kg. The wheel has 50 spokes, each with a mass of 0.010 kg. a.) Calculate the moment of inertia of the rim about the axle. b.) Determine the moment of inertia of any one spoke, assuming it to be a long, thin ...
*March 10, 2010*

**11th Grade math**

2 2/3 +1 1 1/3 /6 2/5
*January 21, 2010*

**Pre-calculus**

f(x)=(1/5)^x=5^-x I plugged in both into my caluculator but I only see one line, are they exactly the same? and how do I find the asymptotes?
*November 10, 2009*

**Engish Lang**

give me the title of a simple story that I can get setting, 4 prblems, a climax and 4 solutions.
*April 25, 2009*

**Engish Lang**

Story Writing - I need to get an idea of a setting to write the climax and theme of a story.
*April 25, 2009*

**Social Studies**

And I mean at a university, not necessarily a high school or middle school. Thanks!
*February 26, 2009*

**Social Studies**

What are some classes that are regularly offered in European countries but are not offered in the U.S.?
*February 26, 2009*

**french**

What is Bastille day(14th July) in France?
*January 21, 2009*

**History**

How did people show respect to Castro? Did they bow down to him or say anything when he passed by? Thanks for your help.
*December 17, 2008*

**3rd grade science**

I need INFORMATION on the weather. Based on facts and opinions
*October 16, 2008*

**6th grade english**

i am doing reading and we are doing this down and ot work and here is what it says the answer to each clue is a word or phrase contaning either the ord down or the word out.... an the gustion says the end of daylight
*September 4, 2008*

**Math**

Media service charges $20 for a phone and $30/month for its economy plan. The equation c=30t +20 describes the total cost,c, of operating Media Services phone for t months. The total cost for 4 months of service is $140? If a customer has only $90 available, how many months of...
*August 2, 2008*

**Literature - short story**

d)symbol
*July 12, 2008*

**Literature - short story**

In"Young Goodman Brown",Faith's pink ribbons are an example of a a)genre b)parable c)fable d)symbol
*July 12, 2008*

**Literature - short story**

In "A Pair of Silk Stockings," the silk stockings are a symbol of a)Mrs. Sommers's inability to handle money. b)Mrs. Sommers's lack of concern for her children. c)Mrs.Sommers's selfish needs. d)Mrs.Sommers's desire for attention.
*July 12, 2008*

**Literature - short story**

b)hypocrisy
*July 12, 2008*

**Literature - short story**

In "The Private History of a Campaign That Failed", Twain writes, "We are equal to the occasion. In our response there was no hesitation, no decision". This type of writing is an example of a)a motif b)hypocrisy c)an anedote d)mock heroics
*July 12, 2008*

**Poetry**

Which of the following poems is an English sonnet a)The Red Wheelbarrow b)Stopping by Woods on a Snowy Evening c)Into My Own d)Travel
*July 12, 2008*

**poetry**

the Grass
*July 12, 2008*

**poetry**

who is the speaker in Sandburg's "grass"
*July 12, 2008*

**novel**

1)b 2)c 3)c 4)d 5)b 6)c 7)b 8)b 9)a 10)c 11)a 12)c 13)a 14)b 15)d 16)d 17)a 18)c 19)a 20)d
*May 21, 2008*

**Literature**

B-Sylvia is experiencing falling in love
*April 18, 2008*

**statistics**

Three players enter a room. As each player enters, a coin is flipped (independently of the other players) and either a red or blue hat is placed on that player's head. The players can not see the colors of their own hats, only the colors of the other two players hats. Once...
*March 4, 2008*

**Math**

I'm stuck on this 1 math problem. I've tried many ways to figure it out, but I can't. The problem is; 2(3x-5)>2x+6.
*February 14, 2008*

**inequalities**

I am absolutely stuck on this inequality. It is: 2(3x-5)>2x+6. I'm not quite sure how to solve it.
*February 14, 2008*

**inequalities**

I'm stuck on this 1 math problem. I've tried many ways to figure it out, but I can't. The problem is; 2(3x-5)>2x+6.
*January 31, 2008*

**science**

during prophase one of meiosis, are there 46 homologus pairs per cell or 23?
*October 7, 2007*

**AP CHEM-- check work?**

How many moles of ATP must be converted to ADP by the reaction ATP(aq) + H2O ---> ADP(aq) + HPO4-2(aq) + 2H+(aq) delta-G*= -31 kJ to bring about a nonspontaneous biochemical reaction in which delta-G*= +372 kJ? I did my work out like this..: 372 kJ x 1 mol/-31 kJ = -12 mol ...
*April 15, 2007*

**english**

the unknown citizen. Please clarify your three words and ask it as a question. what is the situation [speaker, setting, audience and occasion] in the poem the unknown citizen by w.h. auden. Please tell us your thoughts and we'll be glad to critique it for you. 2.
*April 11, 2007*

**Earthquakes**

Can subduction zone earthquakes be caused by recent wet weather? Yes, Water can act as a lubricant for the plates.
*December 20, 2006*

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