Tuesday

September 16, 2014

September 16, 2014

Total # Posts: 3,628

**Math**

A public opinion poll found that 5 out of 8 people in a community wanted a exercise course. if there are 10,000 people in a community, how many do NOT want a exercise course?
*December 5, 2010*

**sociology**

I have the same question, going to Rasmussen College in St. Cloud, MN and I am confused as hell. How did you all do on your assignment??
*December 3, 2010*

**Chemistry**

An aqueous solution of H2SO4 is 60.0 % H2SO4 by mass. The density of the solution is 0.968 g/mL . I need to find the Molality, mole fraction, and Molarity.
*December 3, 2010*

**Chemistry**

I think I got the answer. Molar Mass = 119 g/mol Molecular formula is the same = C6H5P
*December 3, 2010*

**Chemistry**

A solution of 2.50 g of a compound having the empirical formula C6H5P in 25.0 g of benzene(C6H6) is observed to freeze at 4.3 degrees C. Calculate the molar mass of the solute and its molecular formula.
*December 3, 2010*

**algebra**

Solve for x: (-1/3)(-4+3x)=1/2
*December 2, 2010*

**Chemistry**

The solubility of CO2 in water at 25 degrees C and 1 atm is 0.034 mol/L. What is its solubility under atmospheric conditions? (The partial pressure of CO2 in air is 0.0003 atm.) Assume that CO2 obeys Henry's law. My Answer: 1.02 x 10^-5 mol/L
*December 2, 2010*

**math**

1 ft = 1/3 yd 7 yd - 3 1/3 yd = 3 2/3 yd or = 11/3 yd or = 3.67 yd
*December 2, 2010*

**Chemistry**

I think I got the answer. Can some please check it. Molarity = 17.3 mol/L = 17.3 M Molality = 25.1 mol/kg = 25.1 m
*December 2, 2010*

**Chemistry**

Calculate the molarity and the molality of an NH3 solution made up of 30 g of NH3 in 70 g of water. The density of the solution is 0.982 g/ml. Molar Mass of NH3 = 17.04 g
*December 2, 2010*

**algebra**

Need second method
*December 1, 2010*

**US history**

What propelled Grant to Presidential victory in the 1868 election?
*December 1, 2010*

**child care**

1.When properly executed, the behavior management strategy known as time-out becomes(a) A. a positive reinforcer. B. more effective than logical consequences. C. a conversation between child and adult. D. suitable punishment for misbehavior. 2. Which of the following ...
*December 1, 2010*

**stats**

You are given the following information obtained from a random sample of 4 observations. 25 47 32 56 At a .05 level of significance, determine whether or not the mean of the population from which this sample was taken is significantly different from 48. (Assume the population ...
*December 1, 2010*

**College Physics**

Rather than rotate completely horizontally, a carousel rotates at an angle of 10° from horizontal, with a constant angular velocity of 1.571 RAD/s. A box is placed 1.5 m from the axis of rotation. What’s the minimum coefficient of static friction so the box will not ...
*December 1, 2010*

**Physics**

Rather than rotate completely horizontally, a carousel rotates at an angle of 10° from horizontal, with a constant angular velocity of 1.571 RAD/s. A box is placed 1.5 m from the axis of rotation. What’s the minimum coefficient of static friction so the box will not ...
*December 1, 2010*

**math**

$5.33
*November 30, 2010*

**child care**

is a social group consisting of people who are equal in such respects as age, education or social class
*November 30, 2010*

**child care**

iam not sure
*November 30, 2010*

**child care**

the question i think is a
*November 30, 2010*

**child care**

i dont really understand this
*November 30, 2010*

**child care**

one of the most important functions of a childs peer group is a. serving as a replacement for the parents. b.providing opprtunities for competition. c. fostering love and understanding. d. teaching about the world outside the family.
*November 30, 2010*

**childcare**

when working with special needs/learning disabled children,caregivers should a.provide positive role models for them. b. ignore their disabilities. c. try to do as much as possible for them. d. instruct other children to disregard them. i think is a
*November 30, 2010*

**childcare**

an appropriate science activity for an infant would be: a. weighing and measuring other infants. b. planting a flower. c.feeling different textured objects. d.caring for pets of the facility.
*November 30, 2010*

**child care**

i think is c?
*November 30, 2010*

**child care**

a. be directed to lower age-level activities b. have little interaction with others. c. be directed to appropriate age-level and developmental activities. d, have stricter discipline.
*November 30, 2010*

**child care**

children with special needs should
*November 30, 2010*

**child care**

the goal of thomas behavior appears to be
*November 30, 2010*

**Calculus**

The amount A in grams of radioactive plutonium remaining in a 20-gram sample after t days is given by the formula A=20*(1/2)^(t/140). At what rate is the plutonium decaying when t=2 days?
*November 30, 2010*

**algebra 2 multiple choice HELP**

ahh thanks!
*November 30, 2010*

**algebra 2 multiple choice HELP**

or C?
*November 30, 2010*

**algebra 2 multiple choice HELP**

I'm not sure, A??
*November 30, 2010*

**algebra 2 multiple choice HELP**

find f(a), if f(t) = 2t2(squared)-t-2 A. 2(a+t)2(squared)-2t+1-2 B. 2(t+a)2(squared)-2(t+a)-2 C. 2a2(squared)-a-2 D. 4a2(squared)-2a-2 I put (squared) because the two in front of it means it's being squared... please help. thanks!
*November 30, 2010*

**algebra 2**

thanks
*November 29, 2010*

**algebra 2**

anyonee??
*November 29, 2010*

**algebra 2**

solve the inequality: 3|m-4|>6 A. [m|2<m<6] B. [m|<2 or m>6] C. [m|m<1 or m>7] D. all real numbers
*November 29, 2010*

**algebra 2**

okay thanks!!
*November 29, 2010*

**algebra 2**

solve the inequality: -2<4z+10≤12
*November 29, 2010*

**algebra**

Solve the inequality : -3(r-11)+15≥9 a. [r|r≤13] b. [r|r≥13] C. [r|r≤-13] D. [r|r≥-13]
*November 29, 2010*

**algebra 2**

woww..
*November 29, 2010*

**algebra 2**

Solve the inequality : -3(r-11)+15≥9
*November 29, 2010*

**Physics**

and what about the spring scale? is it apparent weight = actual weight - densitywater*g*V ?
*November 28, 2010*

**Physics**

A beaker of mass 1.2 kg containing 2.1 kg of water rests on a scale. A 2.2 kg block of aluminum (of density 2700 kg/m3) suspended from a spring scale is submerged in the water. Find the reading of the upper scale (the spring scale). The acceleration of gravity is 9.81 m/s2 . ...
*November 28, 2010*

**geometry**

Two chords intersect a circle. The shorter chord is divided into segments of lengths of 9 inches and 12 inches. The longer chord has a length of 24 inches. Find the length of the shorter portion of the longer chord .
*November 24, 2010*

**history**

1. Free elections in Poland: A. were not very significant B. demonstrated clearly that the Cold War was ending. C. showed that Solidarity was not really all that influential and that people would not turn their back on Communist government. D. were rigged as demonstrated by ...
*November 24, 2010*

**letter to the supermarket **

Write a letter to the supermarket manager explaining what has happened. Tell the manager how you feel about the error and ask him to some this about it.
*November 22, 2010*

**letter to the bank **

Write a letter to the bank explaining what have happened and say that you would live to do about it
*November 22, 2010*

**history**

What obstacles lay in the way of Southern industrialization after the Civil War?
*November 21, 2010*

**history**

thanks:-)
*November 20, 2010*

**history**

1. Nixon's policy regarding Vietnam was: a. very popular. b. becoming very unpopular, particularly among Senators. c. becoming increasingly unpopular among ordinary voters, but the president and Congress generally ignored these concerns. I'm undecided between choices B...
*November 20, 2010*

**English**

Can some one proof read my short essay for gramatical errors, or just the anything in general. heres the question i am answering: Popular media from magazines to movies to television offer images, stories, and information that influence our prejudices and how we think about ...
*November 20, 2010*

**Physics**

The 1.4 kg, 40-cm-diameter disk in the figure below is spinning at 260 rpm. How much friction force must the brake apply to the rim to bring the disk to a halt in 4.5 s?
*November 18, 2010*

**algebra**

what is (9,7) with a slope of 3 be in point-slope form?
*November 16, 2010*

**math**

not math its like algebra or calculus or something please change subject name
*November 16, 2010*

**Calculus**

Oh, I am sorry! I had my calculator on radian mode instead of degree mode. Silly me. Thanks so much for the help! I think I have managed to do the remainder of the problem, except for part E. How would I be able to tell if that function were differentiable or not?
*November 12, 2010*

**Calculus**

I'm having a little trouble with this problem...it would be great if you could point out where I'm going wrong. Hours of Daylight as a Function of Latitude. Let S(x) be the number of sunlight hours on a cloudless June 21st, as a function of latitude, x, measured in ...
*November 12, 2010*

**Physics - Mechanics and Ocsillatory Motion**

An 8.70 kg block slides with an initial speed of 1.56 m/s up a ramp inclined at an angle of 28.4 with the horizontal. The coefficient of kinetic friction between the block and the ramp is 0.62. Use energy conservation to find the distance the block slides before coming to rest...
*November 10, 2010*

**chem**

How many moles of O are in 13.0 mol Fe(NO3)3? can you please find this using dymensional analysis and show me how you worked it? Thans
*November 10, 2010*

**anatomy and physiology**

digestive mucosa
*November 10, 2010*

**anatomy and physiology**

i think it is the process in making dna
*November 10, 2010*

**math**

Terms of sequences 15,22,31,42,55 find next 3 terms and the formula also for the sequence
*November 10, 2010*

**chemistry 110**

Write the overall balanced equation for NaOH to form soluble Na2SO4 along with H2O as products.
*November 9, 2010*

**chemistry 110**

Pure water in contact with air has a higher conductivity than the same water that has had nitrogen gas bubbled through it. Why?
*November 9, 2010*

**Flec**

are you talking in terms on math? im not sure what flec is. but a prime factor is all of the prime numbers(a number that can only be divided by 1 and itself) that will exactly divide the given number
*November 9, 2010*

**Chemistry**

2. What are spectator ions in chemical reactions
*November 9, 2010*

**Chemistry**

1. Write the formulas of the principal molecular or ionic species present in an aqueous solution of each substance. (a) Sodium Chloride, NaCl Na+ + Cl- (b) Hydrogen bromide, HBr (c) Iron (III) sulfate, Fe2(SO4)3 (d) Ethanol, CH3CH2OH (e) Glucose, C6H12O6 (f) Ammonium acetate, ...
*November 9, 2010*

**history**

In the 1920s, Babe Ruth was famous because
*November 9, 2010*

**Math**

Thank You
*November 4, 2010*

**Math**

1/21
*November 4, 2010*

**Math**

Using the digits 2 and 1. Write a fraction less than 1/10
*November 4, 2010*

**Math**

1/91
*November 4, 2010*

**Math**

Using the digit 9 and 1. Write a fraction less than 1/10
*November 4, 2010*

**Math**

1/51
*November 4, 2010*

**Math**

Using the digit 5 and 1. Write a fraction less than 1/10
*November 4, 2010*

**Math**

0.12
*November 4, 2010*

**Math**

Using the digit 2 and 1. Write a decimal less than 0.3
*November 4, 2010*

**Math**

Using the digit 9 and 1. Write a decimal less than 0.3
*November 4, 2010*

**Math**

0.15
*November 4, 2010*

**Math**

Using the digit 5 and 1. Write a decimal less than 0.3
*November 4, 2010*

**math**

2/1
*November 4, 2010*

**math**

Using the digit 2 and 1. Write a fraction greater than 1/3
*November 4, 2010*

**Math**

Using the digit 9 and 1. Write a fraction greather than 1/3
*November 4, 2010*

**Math**

Using only the digit 5 and 1. Write a fraction greater than 1/3
*November 4, 2010*

**math - geometry**

graph the quadrilateral seperately nd algebraically and show if it's a square quad abcd:a(0,a) b(a,2a) c(2a,a) d(a,0)
*November 3, 2010*

**Math**

Copy and comple the chart. For each category, write an example, using only the digit given and the digit 1. Examples for the first category have been completed for you. _______________________________________ Category 5 9 2 _______________________________________ Fraction 51/...
*November 3, 2010*

**math**

In a photograph, the length of a sailing ship is 12 in., and the height of its mast is 5 in. The actual ship is 30m long. What is the actual height of the ship's mast?
*November 3, 2010*

**5th grade**

In a photograph, the length of a sailing ship is 12in., and the height of its mast is 5in. The actual ship is 30 m long. What is the actual height of the ship's mast?
*November 3, 2010*

**adult education**

1. What are the primary roles of media delivering news to the public?
*November 1, 2010*

**algebra 1**

there are 5 rows of pictures with 3/16 inch of vertical space between pictures.Draw a diagram and label all the heights on your diagram then write and solve an equation to find the height of each picture
*November 1, 2010*

**chemistry**

find the mass of C3H8 required to generate 2.5x10^8 KJ of energy when combusted with O2 gas to produce CO2 gas and water vapor
*November 1, 2010*

**chemistry**

describe what you would observe if you mixed the following pairs of solutions, include the color of all solutions and or precipitates a)BaCl2 and Pb(NO3)2 b)Pb(NO3)2 and NaCO3
*November 1, 2010*

**english**

I am talking about the Aliens that are believed to be existed. Do they have other names? Thanks
*October 31, 2010*

**english**

My topic is "Aliens" I have to have question on the topic and my question is: I'm wondering why Aliens can't be seen by humans. The topic must have exigency what does that mean, can u give examples. help with Research plan and how i can investigate my ...
*October 31, 2010*

**childcare**

to say that all african-americans are fast runners is an example of
*October 31, 2010*

**child care**

books that promote tolerance include
*October 31, 2010*

**Physics - Mechanics and Ocsillatory Motion**

thanks, I've got the first part correct now. can anybody help out a little more on the second part? I'm still completely confused.
*October 30, 2010*

**Physics - Mechanics and Ocsillatory Motion**

The force shown in the figure acts on a 1.7-kg object whose initial speed is 0.44 m/s and initial position is x = 0.27 m. the figure can be found at: [[webassign dot net forwardslash walker forwardslash 07-16 dot gif]] (a) Find the speed of the object when it is at the ...
*October 30, 2010*

**Please Help Ms. Sue**

What are some authentic details of magazines? That would be price, captions, cover... What else?
*October 28, 2010*

**History**

What is the Battle of Bunker Hill? Explain with 200 words.
*October 27, 2010*

**Chemistry**

The O−H bond enthalpy is 463 kJ/mol. What is the wavelength of light that will cause dissociation of H2O into the hydrogen atom and the hydroxyl radical
*October 26, 2010*

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