Sunday

August 28, 2016
Total # Posts: 442

**algebra**

lura has 4 yards of material.she is making clothes for her doll. each dress requires 1/6 yards of material. how many dresses will she be able to make?
*February 27, 2013*

**math**

A piece of cardboard measure 12ft by 12ft. Corners are to be cut from it as shown by the broken lines, and the sides folded up to make a box with an open top. What size corners should be cut from the cardboard to make a boxx with the greatest possible volume.
*February 27, 2013*

**science**

What is the term used to describe making older buildings more resistant to earthquakes?
*February 25, 2013*

**Spanish: Please check answers**

3.duermo 4.devuelve 5.podemos 6.cuentan 7.cuestan 8. vuelve 9.encuentras 10. almorzamos Your answers are correct
*February 25, 2013*

**math**

i am trying find out how you would find the height of a rectangular prism if the surface area is 100 and length is 10 and width is 6. if someone can get me started on the right way it would help ?
*February 18, 2013*

**CRT205**

I am having difficulty finding/locating the rhetorical devices within the article. This assignment has really stumped me ... :-/
*February 17, 2013*

**CRT205**

Option 1: Article Review Choose one newspaper editorial and one magazine article from the lists provided by your instructor and write a 250- to 350-word response to the following: • What rhetorical devices are found in each article? • Based on their characteristics, ...
*February 17, 2013*

**Algebra Problem Solving**

Denise's cell phone plan is $29.95 per month plus $.10 per minute for each minute over 300 minutes of call time. Denise's cell phone bill is $99.95. For how many minutes was she billed? Answer is 700 but what is the algebraic equation?
*January 29, 2013*

**Math**

There are18 boys and 20 girls in a class. What is the ratio of girls to boys?
*January 27, 2013*

**math**

i need someone to show the formula for this problem and amswer i have 16 not sure sally's art project is in the shape of a circle. she wants to put a piece of glitter string around the adge of her project has a radius of 4 inches, how much string will she need?
*January 27, 2013*

**the facility study unit**

aesthe tics is concemed with matters such
*January 17, 2013*

**math**

The sale on a map is 1 inch=12 feet. What is the actual distance between two points that are are 8 1/2 inches apart
*January 10, 2013*

**geometry**

Three security cameras were mounted at the corners of a triangular parking lot. Camera 1 was 151 ft from camera 2, which was 122 ft from camera 3. Cameras 1 and 3 were 139 ft apart. Which camera had to cover the greatest angle?
*January 4, 2013*

**Algebra 2**

How do i get the perfect square of: 3x^2+7x=-9
*December 20, 2012*

**Division**

If you have 43 marbles. You divide them equally among some sacks. How many sacks must you use to get fewer than 8that marbles in each sack?
*December 13, 2012*

**Division**

If you have 43 marbles. You divide them equally among some sacks. How many sacks must you use to get fewer than 8that marbles in each sack?
*December 13, 2012*

**math**

help me with missing number input 1 2 3 4 5 output, 2 , 5, 10, ?,26
*December 8, 2012*

**physic**

final=22.4J 22.4J/ 61.3J (initial)
*December 5, 2012*

**chemistry**

420
*December 5, 2012*

**chemisty **

NaOH + HCl -> NaCl + H2O What is the molarity of a NaOH solution that required 31.6mL to neutralize 25.0mL of a 0.145 M HCl solution?
*December 5, 2012*

**chemisty**

12.00 liters of oxygen gas is under a pressure of 20 mm Hg. If the volume of this gas is decreased to 2.00 liters at constant temperature, what will the new pressure be? I believe this is Boyle's law and the answer should be 120 mm Hg, but according the answer on practice ...
*December 4, 2012*

**chemistry **

12.00 liters of oxygen gas is under a pressure of 20 mm Hg. If the volume of this gas is decreased to 2.00 liters at constant temperature, what will the new pressure be? I believe this is Boyle's law and the answer should be 120 mm Hg, but according the answer on practice ...
*December 4, 2012*

**chemistry **

Reaction: Na2CO3 + 2 HCl -> 2 NaCl + CO2 + H2o How many grams of NaCl can be produced from the reaction of 1.35g of Na2CO3 with 125mL of 0.265 M HCl?
*November 30, 2012*

**CHEMISTRY**

Cant figure this out, I feel like the answer I keep getting is way too low. A voltaic cell is constructed that is based on the following reaction: Sn2+ (aq) +Pb(s) = Sn(s) + Pb2+ (a) If the concentration of Sn2+ in the cathode compartment is 1.00M and the cell generates an emf...
*November 30, 2012*

**Chemistry**

THANK YOU!
*November 29, 2012*

**Chemistry**

Hi everyone, I have been trying to figure out this titration equation all day and for some reason I am stumped. Here is the question in full: Potassium hydrogen phthalate, KHP, can be obtained in high purity and is used to determine the concentrations of solutions of strong ...
*November 29, 2012*

**Language**

What part of speech are the following words this, of, books, sighed, heavily, doctor,ask, you, address, auscultated, are, bruits, read, last, and, my, will follow up, yesterday, tomorrow, gift, call it, present, always, on
*November 14, 2012*

**Pre-calculus**

A sailboat leaves port and sails for 7 miles NE and then 9 miles NW. If the speed remains constant, what bearing would take the sailboat home?
*November 13, 2012*

**Math**

A farmer has 20 pigs ans sheep.he has 6 fewer sheep than pigs. How many pigs does he have?
*November 7, 2012*

**Chemistry**

Answer is 1.104L Oh remember that there are 0.028 mol in 1.88g of NaN2. Final, in 0.028mol of NaN3, there is 0.042 mol of N2. This is your n. so, V= ( nRT)/P remember, you are given R, T and P Hope this helps:)
*November 2, 2012*

**Chemistry**

Answer is 1.104L
*November 2, 2012*

**HOW TO STARE YOUR DAY CARE FACILIY**

THE LARGEST NON PROFLT ASSOCIATION IN THE UNITED STATES REPRESENTION EARLY CHILDHOOD EDUCATION IS THE
*October 30, 2012*

**chil development**

keeping systematic record of observations of children provid useful information for
*October 23, 2012*

**7th grade Math**

Yes,yes :)
*October 21, 2012*

**math**

Can you show 2 hundredths using only tenths place value blocks?
*October 18, 2012*

**child development**

agood technique to prevent children from talking to you while you,re observing is to.
*October 17, 2012*

**Biology**

Inducible
*October 9, 2012*

**world history**

Conversion of kings and other elite figures
*October 6, 2012*

**Shelving units**

The average thikness of a medical chart is 1/4 inch. If a practice has 1200 patients with each chart 1/4 inch thick, how many shelving units will it take if a unit can hold 368 inches.
*September 27, 2012*

**AP chemistry**

32.0102
*September 5, 2012*

**math**

there Are four children in a family, the sum of the squares of the ages of the three youngest children equals the square of the age of the oldest child. How old are all the children.
*August 28, 2012*

**Calc **

A paper cup is to be designed in the shape of a right circular cone. It must have a capacity of 12 fluid ounces (1 fluid ounce = 1.80469 cubic inches) of soft drink but it must use a minimum amount of material in its construction. What should the dimensions of this paper cup ...
*July 30, 2012*

**Chemistry**

Use Ksp to find the concentration of an ion in a saturated solution. Consider a 2.50E-3 M solution of Al2(SO4)3. (a) What [OH^-] is required to initiate precipitation of Al^3+ from the solution? (b) What [OH^-] is required to lower the [Al^3+] to 2.00E-7 M ?
*July 28, 2012*

**Chemistry**

Given a diprotic acid, H2A, with two ionization constants of Ka1 = 3.9× 10–2 and Ka2 = 5.9× 10–8. Calculate the pH and molar concentrations of each protonated form for a: (a)0.135 M solution of H2A pH= [H2A]= [HA]= [A2-]= (b)0.135 M solution of NaHA pH= [...
*July 21, 2012*

**Chemistry**

I'm not getting the right answers for the pH, [H2A], and [HA^-] in part a (0.135 M solution for H2A) For H2A, I did 3.9E-2=x^2/(.135-x) Using the quadratic formula: x^2+.039x-.005265=0 x=.06725 [H^+]=[HA^-]=.06725 M pH=-log(.06725)=1.17 Finding [H2A]=.135 M-.06725 M=.06775...
*July 21, 2012*

**Chemistry**

Given a diprotic acid, H2A, with two ionization constants of Ka1=3.9E-2 and Ka2=5.9E-8. Calculate the pH and molar concentration of each protonated form for a 0.135 M solution of: (a) H2A (b) NaHA (c) Na2A
*July 21, 2012*

**algebra**

equivalent expression for 2log(x+1)-2log(x-1)-log(x-1)
*July 5, 2012*

**science**

two tall buildings are 200m apart .with what speed must a ball be thrown horizontally from the window 540 m above the ground in one building, so that it will enter a window 50m above the ground in the other?
*July 1, 2012*

**statistics**

how large a sample size is needed for 2 sided 95% confidence interval to have a length of 2 weeks when mean is 3.6
*June 28, 2012*

**physics **

a missile is launched an angle of 26.5 with respect to the horizontal. if it travels in the straight line over the level Terran for 2 minute and its average speed is 6000 mile per hour. what is its altitude?
*June 23, 2012*

**physics**

a television antenna is on the roof of the building. from a pt. on the ground 36.0 feet from the building , the angle of elevation of the top and the bottom of the antenna are 51 degree celsiusand 42 degree celsuis respectively. how tall is antenna?
*June 23, 2012*

**physics**

m1/m2
*May 11, 2012*

**Calculus help~!**

Which is the standard form of the equation with p = 26, O= 3pi/4 ? SQRT2x – SQRT2y = 0 SQRT2x – SQRT2y + 52 = 0 SQRT2x + 52 = 0 SQRT2x + 52y = 0
*May 8, 2012*

**algebra**

the product of two consecutive even integersis 34 less than 7 times their sum.find the two integers.
*May 7, 2012*

**algebra **

One number is 10 more than twice another.Their product is 10 more than twice their sum.Find the numbers.
*May 7, 2012*

**HISTORY**

thank you bobpursley!
*May 4, 2012*

**HISTORY**

In 2001, President George W. Bush signed the Economic Growth and Tax Relief Reconciliation Act of 2001 (EGTRRA). This bill called for large tax cuts just as the Economic Recovery Act of 1981 had and largely benefited the wealthiest Americans. President Bush’s approach to...
*May 4, 2012*

**english**

this summer I will be going to a theme park with my best friend will go too. It will be fun. Because I like when I get to go with friends. I've never been to this theme park before I heard it is very fun. Someone in my class. ITold me that there is a rollercoaster that is ...
*May 1, 2012*

**Chemistry**

Find the molecular formula of a compound that is 48.38% carbon, 8.12% hydrogen, and 53.5% oxygen by mass and has a molecular weight of 328 g/mol.
*April 23, 2012*

**Chemistry**

A 15mL sodium hydroxide solution of unknown concentration is titrated with 34.5 mL of 1.2M HCl solution. What was the concentration of the sodium hydroxide solution?
*April 23, 2012*

**Chemistry**

A 12 mL sample of 0.4 M silver nitrate solution is mixed with 8 mL of 0.8 M sodium chloride solution. Determine the identity of precipitate and the number of grams produced.
*April 23, 2012*

**Math**

Math huron scored 84% on her last history test. Of she got 21 answers correct , how many question did the test have?
*April 15, 2012*

**Math**

Math huron scored 84% on her last history test. Of she got 21 answers correct , how many question did the test have?
*April 15, 2012*

**accounting**

which one of the following contingencies must be accrued on the balance sheet
*April 8, 2012*

**physics**

faaaanx -xoxoa jo h.
*March 23, 2012*

**chemistry**

hello i'm doing a redox stoichiometry lab having to do with titration 6H +5H2O2 + 2MnO4 -- 5O2 + 2Mn2+ + 8H2O Why is H2O2 the source of O2 product in this titration?
*March 22, 2012*

**englsih**

in the poem the sloth by theodore roethke is there any personification, alliteration, imagery or onomatopoeia
*March 13, 2012*

**Math**

How many lines of symmetry does a regular decagon have? 0 5 10 20 I believe the answer is 10. Thanks for the help :)
*March 13, 2012*

**Physics**

The pulley system shown in the figure is used to lift a 52-{\rm kg} crate. Note that one chain connects the upper pulley to the ceiling and a second chain connects the lower pulley to the crate. The crate is rising with an acceleration of 2.5 m/s^2. Determine the tension in ...
*March 10, 2012*

**chem**

how do you tell which reactant is limiting reactant with the following information: mass of cup 55.78g mass o/sodium bicarbonate 1.01g mass o/citric acid 1.52g toal mass 58.31g mass of cup,solute after reaction 59.95g mass o/carbon dioxide .42g H3C6H5O7(aq) + 3 NaHCO3(aq) &#...
*March 9, 2012*

**math 2nd grade**

The word 'of' means to multiply. 3/5 of 10 3/5 X 10 = 30/5 = 6 1/3 of 12 1/3 X 12 = 12/3 = 4 hope this helps.
*March 5, 2012*

**Math**

3:18 9:54 and 6:36 Notice how you have to multiply the first number by 6 to get the second number. Hope this helps!
*March 5, 2012*

**math**

360/18 = x/1 One is the unit rate. Find X. 18 divide by 18 equals one. So take the 360 and divide by 18 which equals 20. Therefore x = 20. Hope this helps.
*March 5, 2012*

**7th grade math**

1.772453851(and then some more)
*March 5, 2012*

**math**

(1)Look at a ruler on the inches side. Notice between the zero and one there are little dashes. There should be 16 betweeen zero and one. 16 between one and two... Each dash is a sixteenth. So every other one is an eighth. (2) You want 10 inches out of 12 inches. Therefore 10/...
*March 5, 2012*

**8th grade math**

Parallel equations have the same slope. y = mx + b Perpendicular equations have a reciprocal and opposite slope. There is more to these questions than space allows here. Go to Khan Academy to view video's on how to do these equations.
*March 4, 2012*

**8th grade math**

2x = y + 1/2 Subtract y from both sides. 2x - y = 1/2 Done! Check out "khanacademy" for video's on how to solve Alebra problems.
*March 4, 2012*

**5th Grade Math**

Fluis ounces.
*March 4, 2012*

**Maths 10th grade**

x2 - 6x + m -3 = 0 x2 - 6x - 3 = -m Is a start. Then use the Quadradic Formula to find the factors.
*March 4, 2012*

**biochemistry**

explain the role of protein misfolding and aggregation in bovine spongeform encephalopathy
*March 1, 2012*

**Math**

3 x 2 = 6 square miles divided in half equated 3 square miles
*March 1, 2012*

**Math**

3 miles
*March 1, 2012*

**math 2nd grade**

otis
*February 29, 2012*

**math 2nd grade**

francisco
*February 29, 2012*

**English**

Punctuate the sentence. misty could you walk ms millers dog on Tuesday mom asked
*February 29, 2012*

**Chemistry**

H3C6H5O7(aq) + 3 NaHCO3(aq) ¨ Na3C6H5O7(aq) + 3 H2O(l) + 3 CO2(g) How do you go about calculating theoretical yield of carbon dioxide from 1.00g of sodium bicarbonate andthe percentage yield
*February 28, 2012*

**college algebra**

do you have a graphic calculator
*February 28, 2012*

**Physics**

A sled which has a mass of 45kg is sitting on a horizontal surface. A force of 120 N is applied to a rope attached to the front of the sled such that the angle between the front of the sled and the horizontal is 35 degrees. As a result of the application of this force the sled...
*February 25, 2012*

**math**

The sum of the digits of a two-digit number greater than 50 is 12. The difference between the digits is 4. Find the two-digit number
*February 11, 2012*

**Maths**

4x-2=14x-92
*January 30, 2012*

**college algebra**

Solve the following equation in the complex number system. Please show all of your work. 2x^5-3x^4-32x+48=0
*January 18, 2012*

**precal**

For the given functions f, g, and h, find fogoh and state the exact domain of fogoh. Please show all of your work. f(x)=lnx g(x)=|x|-2 h(x)=4x-7
*January 18, 2012*

**College Algebra**

Verify that the function f and g, are inverses of each other by showing that f(g(x))=x and g(f(x))=x. Graph both the functions on the same graph. Please show all of your work. f(x)=-7/x-4 g(x)=4x-7/x
*January 18, 2012*

**College Algebra**

Solve the logarithmic equation. Express your solutions in exact form only. Please show all of your work. log base 6 (64x^3+1)-log base 6 (4x+1)=1
*January 18, 2012*

**College Algebra**

Find the inverse of the function below. Graph the function below and the inverse function. Determine the domain, range, and asymptotes of the function below and the inverse function. Please show all of your work. Show both graphs. f(x)=2ln(3-x)+6
*January 18, 2012*

**chemistry**

When a sample of carbon dioxide gas is at 36 degrees and 105 kpa is heated the new pressure of the gas becomes 165kpa. Determine the new temperature. Assume volume and amount of gas remain constant.
*January 15, 2012*