Friday

February 27, 2015

February 27, 2015

Total # Posts: 111

**algebra 1**

please help I have no clue how to do this b-9+6b =30
*December 6, 2013*

**Geometry**

Find the volume of a right circular cylinder with a radius of 14in and a height of 21in
*October 4, 2013*

**math **

what is the largest 4 digit number that can be written with a 3 in the hundreds place and no digit used more than once
*March 13, 2013*

**Chemistry**

The Ksp value for FeS is 6 x 10^-18 M. FeS(s) --> Fe^(2+)(aq) + S^(2-)(aq) What is DG at 25 degrees C for the reaction?
*December 9, 2012*

**economics**

(This homework question was removed due to a copyright claim submitted by K12 Inc.)
*October 26, 2012*

**nutrition**

Choose three nutritional labels off of food packaging. Explain the ingredients and how to read each label in terms of calories, protein, carbohydrates, fats, and percentage of daily recommended dietary value. Respond in a short essay format of 200 words of at least three well ...
*October 25, 2012*

**Physics**

A wooden block with mass 0.26{\rm kg} rests on a horizontal table, connected to a string that hangs vertically over a friction-less pulley on the table's edge. From the other end of the string hangs a 0.20{\rm kg} mass. What minimum coefficient of static friction \mu _{{\...
*October 18, 2012*

**assessment**

5. Suppose the standard error of measurement (SEM) for the CM scale was 1.70. Would the scores of the youth who scored 21 be considered different from one another? Why or Why not?
*October 17, 2012*

**Geography**

name 11 state capitals east of the 80 degrees line of longitude in america
*September 22, 2012*

**aP Chemistry**

The net ionic equation for ALL aqueous reac- tion of strong acids and strong soluble bases that form soluble salts is 1. the formation of the soluble salt. 2. the formation of water from the ele- ments. 3. the formation of H2O from H and OH . 4. the formation of water and the ...
*August 29, 2012*

**Math**

350.46
*May 27, 2012*

**Math**

The mean of a set of normally distributed data is 550 and the standard deviation is 35. What percent of the data is between 515 and 585?
*May 8, 2012*

**math**

Classify the conic section as a circle, an ellipse, a hyperbola, or a parabola. 25x2=64+16y ellipse parabola circle hyperbola
*May 7, 2012*

**Statistics **

Negative and positive deviations occur with the _______ frequency
*May 7, 2012*

**stat**

The total area under the normal distribution curve is equal to a probability of____
*May 7, 2012*

**Statistics **

Normal distribution models what type of variable??
*May 7, 2012*

**English IV**

In "The Great Silkie of Shule Skerrie," the miaden is upset because:
*April 30, 2012*

**Stats**

A bag contains 13 marbles; 3 blue, 2 green and 8 red. Without replacement find the following probabilities. a) P(both have the same color) b) P(different colors) c) P(G2|R1) d) P(G2 or R2) e) P(no red marbles) f) P(G2 and B2)
*March 2, 2012*

**Math Statistics**

A bag contains 13 marbles; 3 blue, 2 green and 8 red. Without replacement find the following probabilities. a) P(both have the same color) b) P(different colors) c) P(G2|R1) d) P(G2 or R2) e) P(no red marbles) f) P(G2 and B2)
*March 2, 2012*

**math**

There are nine points on a piece of paper. No three of the points are collinear. How many different triangles can be formed by using three of the nine points as vertices?
*December 14, 2011*

**math**

Dionne can run around a circular track in 120 seconds. Basha, running in the opposite direction as Dionne, meets Dionne every 48 seconds. Sandra running in the same directions as Basha, passes Basha every 240 seconds. How often does Sandra meet Dionne?
*December 14, 2011*

**statistics**

Alice has grades of 98, 93, 82, and 89. If all of the grades count the same, what is the lowest grade she can make on the next test to have average of 92?
*December 6, 2011*

**history**

After about 1700, indentured servants were no longer employed as they had been in the past. What developments led to this change? Why?
*November 10, 2011*

**math**

perform the indicated operation reduce answer to lowest terms 3/17 + 6/170=
*July 14, 2011*

**MATH**

SIMPLIFY 3/25 ÷ 1/5 . 9/5 =
*July 14, 2011*

**MATH**

express the repeating decimal as a quotient of two integers 1.63
*July 14, 2011*

**govt**

I can't find this answer Explain how and why the Supreme Court's ruling in the case of Marbury v. Madison increased the Court's power
*July 11, 2011*

**Govt**

What is the name for the Court's power which affords it the right to call "the strikes and balls" is it judicial review? a impound b amicus curiae c writ of certiorari d judicial review
*July 11, 2011*

**math**

what is the percent increase from 72 people to 92 people
*July 3, 2011*

**math**

family phone bill decreased from $50 a month to about $46 a month. what was the percent decrease?
*July 3, 2011*

**math**

how much money should you invest now to have 5000 in 11 years if you invest the money at a rate of 9.4%. compounded semiannually
*July 3, 2011*

**math**

enrollment in a business seminar increased from 52 people to 71 people. what was the percent increase.
*July 3, 2011*

**math**

what would be a due date of a loan june 17 for 150 days the year is a leap year. is it june 17 or 18?
*July 3, 2011*

**math**

what is the amount of the investment 1300 at 4% compounded quarterly for 6 years
*July 3, 2011*

**exp of math**

sales of frozen pizza for a club fundraiser increased from 500 one year to 520 the next year. what is the percent increase
*July 3, 2011*

**exp of math**

if john has a balance of 2195. after 3 years what will be the amount of the interest at 8%. compounded semiannually
*July 3, 2011*

**math**

how much money should you invest now to have 6000 in 11 years if you invest the money at a rate of 11.1%. compounded semiannually.
*July 3, 2011*

**math**

All 32 of students attended class on monday on tuesday 20 % attended. what is the percentage decrease?
*July 3, 2011*

**math**

Lauren and mark obtained a 20 year 120,000 conventional mortgage at 10.5% on a house selling 150,000. their monthly mortgage payment including principal and interest is 1197.60. determine the total amount they will pay for their house. how much of the cost will be interest. ...
*June 29, 2011*

**math**

covert the number to decimal notation. 6 6.70 x 10
*June 29, 2011*

**math**

covert the number to scientific notation. 19,720 =
*June 29, 2011*

**math**

perform the indicated operation 6√45 - 8√125
*June 29, 2011*

**exp in math**

if a person earn 23,600 one year and get a 5% raise in salary what is the new salary?
*June 17, 2011*

**math**

FIND THE MODULO CLASS TO WHICH THE NUMBER BELONGS FOR THE GIVEN MODULO SYSTEM 53 mod 12
*June 12, 2011*

**math**

Perform the modular arithmetic operation 6.9 ( mod 5)
*June 12, 2011*

**math**

use the distributive property to multiply then if possible simplify the resulting expression √3 (√3- √21)
*May 30, 2011*

**math**

perform the indicated operation 4√45- 6√125=
*May 30, 2011*

**math**

multiply then simplify by factoring. if possible √2 √6 =
*May 30, 2011*

**intergrated math**

evaluate the expression [(-4(-8].[-7)(5)]
*May 25, 2011*

**math**

Multiply using duplication and multiplication 8x363
*May 19, 2011*

**Chemistry**

The temperature of a 2.0 g sample of aluminum increases from 25 to 30 degrees celcius. How many joules of heat energy were added? Specific heat of Aluminum is .9
*May 18, 2011*

**math**

Multiply using duplication and mediation 8 x 169
*May 17, 2011*

**grammar**

it's incorrect It states to try again without using were I have revised this twice and it's telling me it's incorrect
*May 10, 2011*

**grammar**

When the movie Star Wars premiered in 1977, it was both surprising and a revolution in its special effects. what is the correct parallel structure
*May 10, 2011*

**grammar**

Benjamin Franklin was both a statesman and an inventor. what is the correct way to parallel this sentence?
*May 10, 2011*

**grammar**

ok. I got it thanks!
*May 10, 2011*

**grammar**

So you are saying I should remove both and the correct way is I am a Quick worker and a careful worker?
*May 10, 2011*

**grammar**

I am both a quick worker, and I am careful." what is the correct parallel structure.
*May 10, 2011*

**math**

there are 20pages in jamal book he reads 1/5 of the book how many pages did he read?
*March 24, 2011*

**Physics**

A synchronous satellite is placed in a circular orbit above Earth, at an altitude of 36 400 km. Find the centripetal acceleration of the satellite. Use significant digits and units
*January 4, 2011*

**college;math**

what is 7x+7y=21 in its slope intercept form?
*November 16, 2010*

**10th grade**

Lack of iron in the photic zone of the open ocean restricts the size of plankton populations. Iron is what kind of factor for marine plankton?
*October 26, 2010*

**10th grade**

Lack of iron in the photic zone of the open ocean restricts the size of plankton populations. Iron is what kind of factor for marine plankton?
*October 26, 2010*

**chemistry**

An enzymatic hydrolysis of fructose was allowed to proceed to equilibrium at 25 degrees C. The original concentration of fructose-1-p was .2 M, but when the system had reached equlibrium the concentration of fructose 1-p was only 6.52 * 10 -5 M. Calculate the equilibrium ...
*October 5, 2010*

**chemistry**

What is the net ionic equation for calcuim ion and ammonium oxalate?
*September 28, 2010*

**9th grade**

how can a egg be a chemical change? How can an antacid tablet be a physical and a chemical change?
*September 23, 2010*

**Math**

How woud you factor the trinomial x(to the second power)-9x+20
*September 2, 2010*

**science**

how are fossil fuels formed???
*August 26, 2010*

**mat115**

jkjk lmao i just wanted 2 say sumthin srry :/
*August 26, 2010*

**mat115**

the answer is: 1,2,4,8
*August 26, 2010*

**science**

im stupid xD will sum1 plz help me i like seriously left my book in my locker becuz all of the teachers were rushing us and the halls were full and i totally 4got to grab it :/
*August 26, 2010*

**science**

how are fossil fuels a part of the carbon cycle?
*August 26, 2010*

**science**

i think it is evaporation :)
*August 26, 2010*

**social studies**

thanks :D
*August 25, 2010*

**social studies**

please help me fill these out i accidently left my s.s boo in my locker :/ by 1860 the united states had thousands of miles of telegraph lines, mostly controlled by the ______. in 1866 ______ managed to lay a telegraph cable across the _______, making it possible for messages ...
*August 25, 2010*

**3rd grade**

yea wut she said lol :D
*August 25, 2010*

**5th grade math**

yeah........ answer= 53611
*August 22, 2010*

**poetry**

yea i think it is good :)
*August 22, 2010*

**Civics**

in______ systems of government, the chief executive is also a member of the legislative branch.
*May 17, 2010*

**Accounting**

Julie Molony opened Julie's Maids Cleaning Service on July 1, 2010. During July, the company completed the transactions. July 1 Invested $14,000 cash in the business 1 Purchased a used truck for $10,000 paying $3,000 cash and the balance on account. 3 Purchased cleaning ...
*April 12, 2010*

**2nd grade**

maria has a slice of pizza that is 1/6 of the pizza.ben has a sice of pizza that is 1/3 of the pizza maria's slice is bigger. draw pizzas to show how this is possible.
*March 10, 2010*

**chemistry**

What is the balaced net ionic for this equation: PbNO3+CuSO4-->PbSO4+CuNO3
*March 7, 2010*

**math**

x^2-x-6 x+1 ------- * ----- 4x^3 x^2+5+6
*November 29, 2009*

**Medical Staff Service**

i need help on someone one showing me how to set up a proctorship form. for example i need to prepare a form showing how the proctorship process is completed for a surgeon who recently obtained staff privileges instead of doing the surgeon show me a example with the midwife ...
*November 18, 2009*

**3rd grade**

yea wut tht nicole said
*November 11, 2009*

**College Econ**

There are two types of people. Red's and Blue's. In a given week, Red's can make 5 pieces of clothing or kill 10 buffalo (and all linear combo in between) In a given week, Blue's can make 12 pieces of clothing or kill 4 buffalo (and all linear combo's in ...
*August 27, 2009*

**chemistry**

which stage of ionization usually produces more ions?
*April 25, 2009*

**chemistry**

How many liters of CO2 form at STP if 5.0g of CaCO3 are treated with excess hydrochloric acid? show all your work
*April 24, 2009*

**french**

i'm sorry about that.
*February 10, 2009*

**french**

what is 'allez vous'?
*February 10, 2009*

**Sociology**

Whose viewpoint says that pollution is profitable? choices are: functionalist conflict feminist interactionalist
*February 9, 2009*

**Child Care**

how about joining c and d together
*February 9, 2009*

**pre calculus**

YES!!!
*January 7, 2009*

**pre calculus**

The perimeter of a rectangle is 480 meters and its length is 1.5 times its width. find the dimensions of the rectangle.
*January 7, 2009*

**pre calculus**

You set up a business and make an initial investment of $10,000. The unit cost of the product is $2.85 and the selling price is $4.95. How many units must you sell to break even?
*January 7, 2009*

**2nd grade**

how to do math math is hard can you help me please thank you
*December 17, 2008*

**thermochemistry**

A 12.48g sample of an unknown metal, heated to 99'c was then plunged into 50mL of 25'c water. The temperature of the water rose to 28.1'c. The specific heat of water is 4.184J/g. 1. How many joules of energy did the water absorb? 2. How many joules of energy did ...
*November 23, 2008*

**physics**

with earths mass 6 x 10^24 kg and radius6.38 x 10^6, how does the inverse-square law show that in space shuttle territory, 200 km above earths surface, the force of gravity is about 94% that at Earths surface
*November 14, 2008*

**Algebra 1**

186,282 minutes per second: 1100 feet per second How do I solve this ratio?
*November 13, 2008*

**physics**

what would make you weigh less inside of the empire state building on the ground floor, oppose to outside on the sidewalk. (weighing on a regular bathroom scale)The mass of the building? If so how does that work?
*November 9, 2008*