Wednesday

December 17, 2014

December 17, 2014

Total # Posts: 2,171

**Chem Help Please Urgent!!!! Check**

Molar mass of C12H10 is 154.2078 g/mols C12H10 = .003 mols .2 molal delta T = 123. 4 C
*September 12, 2014*

**Chem Help Please Urgent!!!!!!**

What is the boiling point of a solution of 0.515 grams of acenaphthene (C12H10) in 15 grams chloroform (CHCl3) given pure chloroform has a b.p. of 61.7 C and a Kbp of +3.63 C. Thanks!
*September 12, 2014*

**Math**

Write a TRUE equation and explain why it is true. Ex.) 4+3=7
*September 11, 2014*

**Theology 10 (HELP!!!!)**

At what times in your life have you found it easy to trust in God? does this question means what time in life did God helped with me.
*September 10, 2014*

**Theology 10 (HELP!!!!)**

At what times in your life have you found it easy to trust in God? What helped you? At what times in your life have you found it difficult to trust in God? What things hindered you. I'm NOT asking you to answer these questions for me but I'm having trouble writing this...
*September 10, 2014*

**Organic CHM Lab**

a) what is meant by the term flooding of the fractionating column and what causes it? b) Assume that no azeotropes are formed, would it be easier to separate n-hexane and benzene or n-hexane and toluene by distillation? expalin? Thank you!
*September 9, 2014*

**algebra**

A restaurant has fixed costs of $156.25 per day and an average unit cost of $4.75 for each meal served. If a typical meal costs $6, how many customers must eat at the restaurant each day for the owner to break even?
*September 9, 2014*

**math**

Starbucks sells a slice of Iced Lemon pound Cake for $2.45 and a bottle of Apple Juice for $1.75. If they run a food cost of 18% and a beverage cost of 8%, what is the gross profit on an order of 10 slices of pound cake and 6 bottles of Apple juice. Please show your work.
*September 5, 2014*

**Chem Help Please!!!**

Experiment Design You are asked to separate a mixture of toluene and cyclohexane. Assume that they do not form an azeotropic mixture. Design an experiment to do this. You must provide the following information. a) A diagram of the equipment you will be. b) What distillate ...
*September 3, 2014*

**math 3**

Help
*September 2, 2014*

**ethics**

Traits of character that dispose a person to act in a moral fashion are typically referred to as: Answer Vices. Character tendencies. Dispositional values. Virtues.
*September 1, 2014*

**ethics**

Disloyalty, greed, mercilessness, prejudice, and intolerance are examples of: Answer Moral virtues. Corrective emotions. Other-directed traits. Moral vices.
*September 1, 2014*

**ethics**

Which of the following types of programs seeks to bring victims and offenders together, promoting healthy interaction between them? Answer Victim-offender reunification Preservation programs Victim-offender reconciliation Validation programs
*September 1, 2014*

**ethics**

When confronted with a moral dilemma, care ethics encourages us to consider: Answer Relevant duties and imperatives. Equality and proportionality. Situational factors and the needs of all involved. Natural and legal rights.
*September 1, 2014*

**ethics**

Prima facie duties are different from categorical duties in that: Answer They can be overridden by more important duties in a given situation. They only need to be followed if doing so brings the best consequences. They only apply to some people. They only apply to face-to-...
*September 1, 2014*

**ethics**

Which of the following key deontological concepts refers to the idea that criminal punishment should “fit the crime”? Answer Retribution Desert Proportionality Recidivism
*September 1, 2014*

**ethics**

Which of the following serves, in theory, to prevent crime by physically preventing an offender from repeating criminal actions? Answer Specific deterrence lex talionis Disablement (or incapacitation) Retribution
*September 1, 2014*

**ethics**

For Kant, the focus of the moral life is: Answer Pursuing freedom. Doing one’s duty. Attaining happiness. Achieving intellectual pleasures.
*September 1, 2014*

**ethics**

Part of the value of moral virtues is that they help us overcome tendencies to think, feel, and act in ways indifferent or harmful. In other words, we can think of virtues as: Answer Irascible. Corrective. Servile. Intrinsic.
*September 1, 2014*

**Physics **

What alterations could be done to make the speedometer into a velocimeter? Thanks!
*August 30, 2014*

**Physics **

write a general equation describing the position at any time of an object starting from some position x0 moving with velocity v.
*August 30, 2014*

**Physics Help!!!!**

A runner in a relay race runs 20m north, turns around and runs south for 30 m, then turns north again and runs 40m. the entire run took 30 seconds. what was the average speed of the runner? what was the average velocity of the runner?
*August 30, 2014*

**Physics**

is it 20*100=2000 m where did u get 200 from? thanks!
*August 28, 2014*

**Physics**

A constructor on worker assisting in the paving of a street drives a heavy roller back and forth over the newly paved area to smooth the asphalt. The section of street being paved is 100 m long and the roller operator drives from the east end to the west end of the street and ...
*August 28, 2014*

**Physics**

Maria is undergoing physical therapy for a back injury. Her therapist instructs her to use the power-glide incline. When using the incline, Maria pushes with her legs, raising her torso 30 cm up the incline and then she release to drop back down again. She is instructed to ...
*August 28, 2014*

**Chemistry Help!!!!!!!!!!!!!!**

1)The equipment you would use for carrying out a simple distillation at reduced pressure (i.e. under vacuum) 2)What could be the advantage of carrying out a distillation under vacuum as compared to atmospheric pressure?
*August 27, 2014*

**Chem Help Please!!!**

For each of the pairs of elements below give the formula for the simplest compound to be formed from them and explain the basis of your decision and note if the bond(s) formed are ionic or covalent. a) sodium and fluorine b) nitrogen and hydrogen c) silicon and oxygen d) ...
*August 26, 2014*

**Chemistry Help!!!!!!!!!!!!!!**

for the following elements show the allocation of electrons to their orbitals on the basis of the Pauli exclusion principle and Hund's rule. a) Carbon b) Silicon Thanks!
*August 26, 2014*

**statistics**

B it is....
*August 26, 2014*

**statistics**

Then d?
*August 26, 2014*

**statistics**

1. c 2.a 3.b
*August 26, 2014*

**statistics**

The number of new boats sold at a boat dealership in a given week qualitative/nominal qualitative/ordinal quantitative/continuous quantitative/discrete the weight of a gemstone qualitative/nominal qaulitative/ordinal quantitative/continuous quantitative/discrete The make of a ...
*August 26, 2014*

**statistics**

describe the distribution of the data with regard to the shape, outliers, center, and spread.
*August 19, 2014*

**Help Please!!!!**

is it thumb to nose????
*August 9, 2014*

**Help Please!!!!**

The oral evacuation system is held with the _______ grasp. A. thumb-to-nose B. palm C. thumb-ring D. pinky-to-nose I said B and was wrong. Thank you!
*August 9, 2014*

**Dental Questions Check Help Please!!!**

1)Each state has a dental board of examiners responsible for enforcing that particular state's Dental Practices Act (DPA). The DPA contains similar requirements for dentist conduct. Which of the following is not covered by the DPA? A. Americans with Disabilities Act (ADA) ...
*August 8, 2014*

**DENTAL ASSISTANT HELP PLEASE!!!!!!**

1)Each state has a dental board of examiners responsible for enforcing that particular state's Dental Practices Act (DPA). The DPA contains similar requirements for dentist conduct. Which of the following is not covered by the DPA? A. Americans with Disabilities Act (ADA...
*August 7, 2014*

**math**

Carl weighted 180 pounds after two months he lost 9 pounds what percent of his weight did he lose
*July 28, 2014*

**Spanish 1**

thanks Ms. Sue
*July 21, 2014*

**Spanish 1**

Venden Uds. frutas? No, aqui nosotros ____ ropa.
*July 21, 2014*

**Spanish 1**

so what is the Spanish version of to be?
*July 21, 2014*

**public speaking**

Your central idea is a statement that captures in a single sentence:
*July 16, 2014*

**CHEISTRY**

WRITE THE RATE EQUATION FOR N2O2---->2NO
*July 11, 2014*

**physics**

15 KG HEIGHT 200 METERES WHAT IS THE CHANGE IN TEMPERATURE
*July 8, 2014*

**chemistry**

Insert a complete data table, including appropriate significant figures and units, in the space below. Also include any observations you made over the course of Part I. Aluminum Measured Mass of Metal 41.66 g Distilled Water Measurement 25 mL Distilled Water Temperature 25 C ...
*July 7, 2014*

**statistics**

Could someone let me know if I did this correctly? Source Sum of Squares (degrees of freedom [df]) Mean Square Fobt. Fcrit. Gender 68.15 1.07 68.15/63.685 0.59 1.07,1,2 Marital Status 127.37 3.04 63.685/20.95 0.75 3.04,2,2 Gender * Marital Status (A x B) 41.90 2.28 20.95/9.2 0...
*July 7, 2014*

**Operations Management**

ok
*June 29, 2014*

**Algebra**

While shopping for a party, June bought 2 1/6 lbs of hamburger, 3 4/5 lbs of chicken, and 4 1/2 lbs of ham. How much meat did she buy?
*June 27, 2014*

**Math for 7th graders///////**

Thank you for answering my question. I was stuck on that question for so long. Now that you answered it I am stress free!!!!!! Thank you again!!!! :):):):):):):):):):)
*June 25, 2014*

**Math for 7th graders///////**

In a survey 182 people said they liked chocolate ice cream the best. This is 35% of all the people surveyed. How many people were surveyed??? Please tell me the answer and please show your work so I could understand how you figured it out!???
*June 25, 2014*

**geometery**

4. Quadrilateral MATH has been dissected into squares. The area of the red square is 64 square units and the area of the blue square is 81 square units. Determine the dimensions and the area of quadrilateral MATH.
*June 9, 2014*

**math for me!!!!!!**

Linda can run 1 mile in 9 minutes. How many miles can she run in 1 hour?
*June 2, 2014*

**Chemistry**

Rearrange this equation to isolate a b (a+ c) (d-e)=f
*June 1, 2014*

**Trig**

Thank you!
*May 27, 2014*

**Trig**

You and a friend are rowing a boat 8.5 KPH heading north. A cross current is moving 3.2 KPH at an angle of 38 degrees north of the west direction. How fast are you actually moving and what direction are you actually heading?
*May 27, 2014*

**college calculus**

the amount of carbon-14 in a mammoth's bone is 45% of the amount found in a living organism. How long ago did the mammoth die? the half-life of carbon-14 is about 5,730 years.
*May 22, 2014*

**math**

1. C 2. C 4. B 8. B
*May 22, 2014*

**math**

1. The cost of a regular price to Saint Louis Cardinal baseball was $60. During the World Series, the price increased by 2/5. What did the fans pay? A. $65 B. $84 C. $80 D. $69 my answer is D 2. Abby is touring China for four days. The rental is $38.15 per day plus 12 1/2 ...
*May 22, 2014*

**chemistry**

The volume of a gas is 150 mL at 240.0 kPa pressure. What will the pressure be when the volume is reduced to 100.0 kPa, assuming the temperature remains constant?
*May 21, 2014*

**Algebra 2**

what is the exact value of cos 5pi/3 radians
*May 21, 2014*

**Algebra 2**

Given the point A(2,-1) on the terminal side of angle 0, what is the value of the cosecant of angle 0?
*May 21, 2014*

**Math**

identify the vertex and the length of the transverse axis is 10 units, and the length of the conjugate axis of the hyperbola x^2/25-y^2/16=1
*May 21, 2014*

**Algera**

identify the vertices, the co-vertixes, and the foci of the ellipse x^2/4+y^2/9=1 A. the vertexes are (0,2) and (0,-2). The co-vertexes are (3,0) and (-3,0). The foci are ((0, 3√5) B. The vertex ices are (0,3) and 0.-3). The co-vertex are (2,0) and (0,-2). the foci are (...
*May 21, 2014*

**math**

1 identify the coordinates of the vertex and the equation of the axis of summetry of the parabola x=2 (y-1)^2+3 A. The vertex of the parabola is (1,3), and the equation of the axis of symmetry B. the vertex of the parabola is (3,1) and the equation of the axis of symmetry c. ...
*May 21, 2014*

**math help**

Identify the center and radius or the circle with the equation. (y-5)^2+(Y+8^2=25
*May 20, 2014*

**math**

identify the center and radius or the circle with the equation (x+2)^2+(y-3)^2=4
*May 20, 2014*

**Math**

Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -3x^2 + 9x + 3.
*May 19, 2014*

**math**

Use the binomialsl theorem to find the binomial binomialsion of the expression (x-3)^5
*May 19, 2014*

**Algebra**

there are 10 students in a social studies class. three students will be selected to present their term projects today. In how many different orders canthree students be selected?
*May 19, 2014*

**Math**

Which cosine function has maximum of 0.5, a minimum of -0.5, and a period of 2pi/3?
*May 19, 2014*

**Algebra 1B**

How do you write x³ = 100 in log form?
*May 14, 2014*

**social studies 9**

are there any other reasons why?
*May 13, 2014*

**social studies 9**

Why do you think Brant and others of the Six Nations distrusted the Americans?
*May 13, 2014*

**social studies 9**

can you explain that a little better?
*May 13, 2014*

**social studies 9**

why would Brant and the Mohawks, the Iroquois, and others, would choose an ally themselves with the British in the revolutionary war.
*May 13, 2014*

**social studies 9**

thanks for your help!
*May 13, 2014*

**social studies 9**

can someone help me?
*May 13, 2014*

**social studies 9**

I don't understand the question.
*May 13, 2014*

**social studies 9**

Find out Joseph Brant's Mohawk name. How did he get the name "Joseph Brant"? Why do you think Joseph Brant was able to establish diplomatic links with the British to the extent that he did?
*May 13, 2014*

**Math**

A square has an area of 13ft^2 To the nearest tenth, what is its perimeter ?
*May 12, 2014*

**Algebra 1B**

f(x) = -7x^2 + 3x + 5.What is the appropriate values when solving? I just do not understand help please
*May 10, 2014*

**Calculus**

Given f'(x)=9/2x(3x^2+2)^1/2 (this is the derivative of y= sqrt[(3x^2+2)^3]) , state any values of x for which the function is not differentiable
*May 10, 2014*

**calculus-answer check**

Deermine the derivative of f(x)=[(3x^2+1)^3+1]^2. Express your answer in simplified form. For this I got 54x^6+162x^5+54x^4+108x^3+18x^2+18x+2
*May 9, 2014*

**Calculus **

If y=u^3+u^2-1, where u=1/(1-x), determine dy/dx at x=2
*May 9, 2014*

**Calculus **

1.a)Determine dy/dx if y= sqrt[(3x^2+2)^3] For this question, I got 9/2x(3x^2+2)^1/2 as my answer. b)State any values of x for which the function is not differentiable
*May 9, 2014*

**Calculus**

Let s(t)=-5t^2+40t be the position equation for a rock thrown upwards. At what time t, in seconds, will the rock change directions?
*May 9, 2014*

**calculus-answer check**

1. Determine the slope of the tangent to the graph of y=4/x at (1,4) my answer is -4 2.What is the slope of the line perpendicular to y=(x-2)/(x+2) at (2,0) my answer is -4 3. For which value of x is the derivative of f(x)=(x-1)^10(x+2)^5 equal to 0? my answer is 1
*May 9, 2014*

**calculus-answer check**

thanks!
*May 9, 2014*

**calculus-answer check**

Determine the slope of the tangent line to the curve y=(x^2+3x)(x^2-2) at x=-1. I got 3 as my answer although I am not too sure that it's correct. I found the derivative of the function and then substituted -1 into the equation.
*May 9, 2014*

**Calculus answer check**

thanks!
*May 9, 2014*

**Calculus answer check**

Starting from rest, a man runs 10 metres along a straight path in t seconds. His position can be described by the function s(t)=0.7t^2. How long will it take him to reach the velocity of 4m/s? would the answer be 5.6 s? I started with s(t)=0.7t^2, then the velocity is 7/5t and...
*May 9, 2014*

**Calculus**

I meant to write the equation like this: f(x)=(1/3)x^3-x^2+x-1 when x=1
*May 9, 2014*

**Calculus**

write the equation of line tangent to f(x)=(1/3x^3)-x^2+x-1 when x=1
*May 9, 2014*

**english**

one of the artists said him painting were at gray gallery
*May 8, 2014*

**math**

write a diameter if 8-pound test line in words and as a fracion
*May 1, 2014*

**Math 4 grade**

Thanks How is your work?
*April 30, 2014*

**Math 4 grade**

Yes
*April 30, 2014*

**Math 4 grade**

How much is one cola? Use the clues to find out. -The cost is between 20€ and 30€ -You can buy one cola with exactly 6 coins. -You can buy two colas with exactly 6 coins. -You can buy three colas with exactly 6 coins. -You can use pennies, nickels, dimes, or quarters...
*April 30, 2014*

**social studies 9**

Pros and cons of the Quebec Act
*April 29, 2014*

**social studies 9**

The 1763 Royal Proclamation
*April 29, 2014*

Pages: <<Prev | 1 | **2** | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>