Wednesday
August 27, 2014

Posts by Angela


Total # Posts: 1,350

Help????????????????????/
Assume a family is planning to have three children. A. What is is the probablity of a family having 2 girls. B. The probablity of a family having at least 1 boy. C. List the sample space using a B for Boy and G for girl (Hint there should be 8 possible outcomes).
April 26, 2013

Math-probablity
Assume a family is planning to have three children. A. What is is the probablity of a family having 2 girls. B. The probablity of a family having at least 1 boy. C. List the sample space using a B for Boy and G for girl (Hint there should be 8 possible outcomes).
April 26, 2013

math
Explain mentally which fraction would be the larger. Use two different types of thinking for each problem. A. 4/5 or 8/9 B. 3/5 or 3/8
April 26, 2013

MATH
If you flip a coin 9 times and get 9 heads the probability of getting a head on the next toss would be 1/2. Explain how it is 1/2.
April 25, 2013

philosophy
I am to identify some of the features and values you associate with a just society. I want to write about affordable healthcare. Do you all think that this is a good topic. And how would I begin. I was thinking about addressing in terms of the Affordable Health Care Act. What ...
April 25, 2013

philosophy
Hello I am to write a three page paper that identifies a current event or a contemporary social issue that involves ethical values.I have chosen to write about abortion. For my pro choice argument I have chosen existentialism. And for the pro-life argument I have chosen the ...
April 22, 2013

Algebra
-2x+1>7
April 20, 2013

math
Flying to Seoul with a tailwind a plane averaged 343 mph. On the return trip the plane only averaged 307 mph while flying back into the same wind. Find the speed of the plane in still air and the speed of the wind.
April 17, 2013

Math
A piece of wire 64 cm long is bent to form a rhombus.What is the length of each side of the rhombus
April 16, 2013

Math/ Calculus
Given an initial guess of x1 = 1, use the Newton-Raphson Method to fi nd the second approximation x = x2 of the solution of the equation: sqrt(x+3)=x
April 16, 2013

Math/ Calculus Help1
Thank you Steve, However, I still don't get your instructions for b) and c)
April 16, 2013

chemistry university
is it 102 mg rounded to 3 significant figures.
April 15, 2013

chemistry university
A 179 mL solution of a copper complex with a molecular weight of 491.9 g mol-1 was made. The absorbance of the solution at 638 nm wavelength was 0.376 using a 1 cm cuvette. It is known that this copper complex has a molar absorptivity (extinction coefficient) of 324.4 M-1 cm-1...
April 15, 2013

philosphy
I am to draft a six to eight page paper based upon a life changing decision that I or someone in my community had to make. I am considering writing about returning back to school but I am stuck on how to get started. Can someone please help.
April 14, 2013

Psychology
__________ serve as the cytoskeleton of the brain. They support the function of neurons by insulating, repairing, and nourishing them. A. Glial cells B. Dendrites C. Axons D. Cell bodies i say it A
April 12, 2013

Psychology
Dr. Lange is a developmental psychologist. He specialized in cognitive development during the period of infancy. Like most psychologists who focus on specific periods of development, his studies: A. emphasize the chemical changes in the synaptic gap. B. study the credibility ...
April 12, 2013

Psychology
Four weeks from conception, cell division: A. begins to slow down. B. has resulted in an embryo which is 10,000 times larges than the zygote. C. creates a zygote. D. moves to the fetal period. I believe it is B
April 12, 2013

Psychology
Thanks
April 12, 2013

Psychology
Danette knows she is not at all like her parents. She could never be like them. She is her own unique person. Her style of dress, mannerisms, and language emphasize her uniqueness. According to Erkison, Danette is attempting to establish: A. permanence. B. generativity. C. ...
April 12, 2013

Psychology
i would like to think so. It is just a bit confusing.
April 12, 2013

Psychology
thanks
April 12, 2013

Psychology
Behavioral geneticists and evolutionary psychologists emphasize: A. environmental influence on development. B. the role of personality in development. C. the significance of hereditary factors in development. D. the importance of parenting skills in development. I believe it is D
April 12, 2013

Psychology
Optimum physical health usually occurs: A. between the ages of 15 and 21. B. between the ages of 18 and 25. C. between the ages of 25 and 40. D. between the ages of 40 and 55. The answer is B
April 12, 2013

Psychology
According to the all-or-none law: A. all axons in an area will fight at a given signal. B. an axon moves from its resting state with various degrees of stimulation. C. only sufficient electrical activity will cause the axon to fire. D. there is a gradual build up of electrical...
April 12, 2013

Psychology
According to the all-or-none law: A. all axons in an area will fight at a given signal. B. an axon moves from its resting state with various degrees of stimulation. C. only sufficient electrical activity will cause the axon to fire. D. there is a gradual build up of electrical...
April 12, 2013

Psychology
Information which comes to a neuron must arrive through its: A. axons. B. glial cells. C. prefrontal area. D. dendrites. I believe it is D..
April 12, 2013

Psychology
c?
April 12, 2013

Psychology
According to the all-or-none law: A. all axons in an area will fight at a given signal. B. an axon moves from its resting state with various degrees of stimulation. C. only sufficient electrical activity will cause the axon to fire. D. there is a gradual build up of electrical...
April 12, 2013

Psychology
D. the importance of parenting skills in development.
April 12, 2013

Psychology
Behavioral geneticists and evolutionary psychologists emphasize: A. environmental influence on development. B. the role of personality in development. C. the significance of hereditary factors in development. D. the importance of parenting skills in development. I believe it ...
April 12, 2013

Psychology
The means of travel within and between neurons is different because: A. electrical signals move impulses within the neuron, while chemical signals move the impulses between neurons. B. chemical signals move the impulses within the neuron, while electrical signals move impulses...
April 12, 2013

social studies
I am to draft a six to eight paper based on a life changing decision me or someone in my community has to make. I am considering writing about returning to school but I am not sure how to start. Any suggestions.
April 11, 2013

Psychology
C. the significance of hereditary factors in development.
April 11, 2013

Psychology
Behavioral geneticists and evolutionary psychologists emphasize: A. environmental influence on development. B. the role of personality in development. C. the significance of hereditary factors in development. D. the importance of parenting skills in development.
April 11, 2013

Psychology
C. chemical signals initiate all messages in the dendrite, but change to electrical in the axon.
April 11, 2013

Psychology
The means of travel within and between neurons is different because: A. electrical signals move impulses within the neuron, while chemical signals move the impulses between neurons. B. chemical signals move the impulses within the neuron, while electrical signals move impulses...
April 11, 2013

Psychology
A. all axons in an area will fight at a given signal.
April 11, 2013

Psychology
According to the all-or-none law: A. all axons in an area will fight at a given signal. B. an axon moves from its resting state with various degrees of stimulation. C. only sufficient electrical activity will cause the axon to fire. D. there is a gradual build up of electrical...
April 11, 2013

Psychology
D. dendrites
April 11, 2013

Psychology
Information which comes to a neuron must arrive through its: A. axons. B. glial cells. C. prefrontal area. D. dendrites.
April 11, 2013

Psychology
Most neurons send information to: A. glial cells. B. the nucleus. C. other neurons. D. muscle groups
April 11, 2013

Psychology
__________ serve as the cytoskeleton of the brain. They support the function of neurons by insulating, repairing, and nourishing them. A. Glial cells B. Dendrites C. Axons D. Cell bodies
April 11, 2013

philosophy
I am to present an account of at least one metaphysical account of reality from the assigned readings. I am to discuss Plato, Aristole or the Cartesian method. Make sure that you include an account of reality and truth and discuss(and/or whether)human beings are capable of ...
April 10, 2013

philosophy
I am to identify a belief that I or someone in my community believe to be true. I was considering writing about the existence of God. Do you guys think it is a good topic or do you think I should choose something else.
April 10, 2013

statistics
the mean annual salary for employees at a company is 36,000. at the end of the year, each employee receives a 1,000 bonus and a 5% raise( based on salary)what is the new annula sala
April 9, 2013

philosophy
I am to identify a film, television show, or other form of media art that involves cahracters/narrators reflecting upon the nature of identity and self. I want to write about Sex and the City. i was wondering do you think this would be a good topic. The theory that I want to ...
April 4, 2013

Math
How would you solve this problem using mental math (no conversion to decimals, no calculations of common denominators)in ascending order. Explain how you placed each one 1/4 8/9 7/10 9/21 7/16 2/3 2/47 5/6 3/4 3/5 1/13 1/8
April 3, 2013

Math
Solve Mentally with conversion to decimals, no calculation of common denominators. Place the following in ascending order(smallest to largest) 1/4 8/9 7/10 9/21 7/16 2/3 2/47 5/6 3/4 3/5 1/13 1/8
April 3, 2013

Physics
Find the modulus direction cosin unit vector 1)4a-2b+3c, 2)a-7b+5c, 3)4a-3b+c.
April 1, 2013

physics113
find the modulus direction cosin unit vector 1)4a-2b+3c, 2)a-7b+5c, 3)4a-3b+c.
April 1, 2013

Physics
Find the modulus direction cosin unit (1)4a-2b+3c (2)a-7b+5c (3)4a-3b+c
April 1, 2013

Physics
Find the modulus direction cosin unit vector 1) 4a-2b+3c (2) a-7b+5c (3)4a-3b+c
April 1, 2013

philosophy
I am to write a two page dialogue between Socrates and a person. I was thinking about writing about domestic violence. What do you think about that subject. Should I use statistics and numbers regarding this issue.
March 28, 2013

math
in triangle ABC, AB = BC and ABC = 42. find ACB
March 24, 2013

Math
Do you think regular or irregular polygons are used more frequently in the design of objects and buildings in the world???
March 18, 2013

Chemistry
2C2H6+7O2=4CO2+6H2O how many moles of H2O are produced when a mixture of 0.427 moles of O2 and 0.150 moles of C2H6 is burned, iv already found moles of H2O for them separately.
March 17, 2013

university chemistry
many cola soft drinks contain caffeine and benzoic acid (pKa 4.2), explain how you would isolate separately pure caffeine and benzoic acid from an aqueous solution containing both compounds
March 12, 2013

university chemistry
this is for a chemistry laboratory experiment called "how much caffeine is there in instant coffee" What should be the pH of the aqueous layer to extract caffeine? There are three aqueous solutions that you may choose from. A. pH >14, using 2.5 M NaOH (aq) B. pH 1...
March 12, 2013

math
if my average is 88 percent. and if another grade is added, is it possible that my average would be the same
March 11, 2013

physics
Suppose that the pressure of an ideal gas mixture remains constant at 1700 Pa (1 Pa = 1 N/m2) and the temperature is increased from 400K to 800K. How much work does the gas do to the surroundings during expansion?
March 1, 2013

Math
for x i got -3.57 is this correct?
February 22, 2013

Math
yes that is what i meant. i think i am still confused cause when i do that i got (7x+29)/(2x^2+6x-20) which i dont think is right
February 22, 2013

Math
Solve for x 5/x-2 + 2/x+5 = 4/x^2+3x-10 not sure i know how to do this
February 22, 2013

non permissable values
that makes much more sense thank you i couldnt figure it out so a restriction is someting that it cannot be divded or multiplied from right?
February 22, 2013

ENG1511
My cat likes to play
February 15, 2013

ENG1511
My cat is like to play
February 15, 2013

Math
what is the area of a rectangle with 6 in inlenth and 7inches wide.
February 12, 2013

Biochemistry
1. Given the following equation: Glycerol-3-phosphate glycerol + Pi Go’ = -9.7 kJ/mol At equilibrium the concentrations of both glycerol and inorganic phosphate are 1 mM. Under these conditions, calculate the final concentration of glycerol-3-phosphate. Remember to ...
February 11, 2013

bio(updated) Devron
Please help me with these questions. I have taken out some of the questions that i was a 100% sure of. I just need you to check for me the ones i'm not too postive about. I would really appreaciate the help! Thank you in advance. 1. The phenomenon of autocatalysis is ...
February 9, 2013

biology (confused)
Hi Will someone please check my answers. I went to biology-forums(dot)com and registered but i really don't know how to post my questions and i really need help (with the questions). Thanks in advance. 1. Which process involves both passive and active transport? a.)...
February 9, 2013

biology help!!
Please check my answers. I did my best. 1. Which process involves both passive and active transport? a.)facilitated diffusion<---- b.)cotransport c.)bulk transport d.)transport through electrogenic pumps e.)osmosis 2. How does the liver in a healthy body respond to elevated...
February 9, 2013

biology
Please check my answers. I did my best. 1. Which process involves both passive and active transport? a.)facilitated diffusion<---- b.)cotransport c.)bulk transport d.)transport through electrogenic pumps e.)osmosis 2. How does the liver in a healthy body respond to elevated...
February 9, 2013

biology
1. The phenomenon of autocatalysis is involved in a positive feedback loop that activates certain digestive enzymes. Which likely results when the digestive enzymes are activated? a.)the suppression of other enzymes b.)additional enzyme activation c.)a chemical that blocks ...
February 8, 2013

biology
Thank you soo much. Will you be willing to help me with some more questions?
February 8, 2013

biology
Will someone please check my answers? 1. Which process results in an individual inheriting the incorrect number of chromosomes? a.)mutation b.)nondisjunction<-- c.)segregation error d.)duplication error e.)linkage 2. Which data in Hershey and Chase's experiment ...
February 8, 2013

philosophy
I am to write a eight to ten page research paper based upon a current event/ pressing social issue that is relevant in my community. I want to write about crime but crime is not very prevalent in my town until recently we had like 4 murders in the last month. Do you think I ...
February 8, 2013

philosophy
I am suppose to identify some of the features and values you associate with a just society. I want to write about healthcare but i don't know where to start can someone please help.
February 7, 2013

CHEMISTRY URGENT!
how do yu se up the equation for this Q.??
February 3, 2013

philosophy
I am suppose to write a paper on ethical dilemma.I was thinking about writing about a woman who works in retail sales and a customer gives her to much change. I was thinking that would be an ethical dilemma. I was wondering what anybody thinks. I really don't know where to...
January 30, 2013

American History
What, in your estimation, were the key principles of the Progressive Movement?
January 17, 2013

business law
Abbott was orphaned at the age of five. For the next fifteen years his material needs were met by his Uncle Barton. On his 13th birthday, Abbot wrote Uncle Barton and promes to pay him $100 per mont as long as his Uncle lived. Abbott nver made any payments. Uncle Barton died ...
December 12, 2012

statistics
2. A test measuring basic math skills in adults is normally distributed, with mean = 20 and standard deviation = 7. Calculate the z score and T score for each of the following test scores: - X = 11
December 12, 2012

Chemistry
At constant volume, the heat combustion of a particular compound is -3447.0 KJ/mol. When 1.205 g of this compound (molar mass = 119.94 g/mol) was burned in a bomb calorimeter, the temperature of the calorimeter (including its contents) rose by 5.007 degrees C. What is the heat...
December 9, 2012

Chemistry
Consider the molecular level representation of a gas There are: (a picture) 6 blue dots 5 orange dots 3 green dots (i think they are the diatomic one, because it is pairs) If the partial pressure of the diatomic gas is .750, what is the total temperature? I am totally lost, ...
December 9, 2012

Statistics
Z= x-u/o So, 296-300/3 = -.77 Look at a standard normal distribution table .2794 is the value from the table. If you draw the curve, you will know that the area is to the left. So, you subtract: .5000- .2794 =.2206 is the probability. I am not sure about the second part.
December 9, 2012

Chemistry
If the heat from burning 6.000 g of C6H6 2C6H6(l) + 15O2(g) -> 12CO2(g) + 6H2O(l) + 6542 kJ is added to 5691 g of water at 21 °C, what is the final temperature of the water? Please tell me what I am doing wrong: 293,551= 5691*4.2*(Tf-21C) 293551= 23902.2Tf - 50946.2 ...
December 9, 2012

grammer
What is the simple subject in this sentence Who cares if she's in 3rd grade and I'm just in 1st.
December 6, 2012

statistics
Give and interpret the 95% confidence interval for the hours of sleep a student gets. (7,8,4,5,8,10,7,8,5,6,7,4,7,8,9,8,7,6,7,8)
December 5, 2012

Algebra
The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 172 and a variance of 9. The material is considered defective if the breaking strength is less than 163 pounds. What is the probability that a single, randomly selected piece ...
December 3, 2012

Math
What is the value of n in the equation (2/3)n =(4/9)
December 2, 2012

computers
what part of a presentation slowws you to add charecter data?
November 30, 2012

math
how do you divide 1.0 divided by 0.02
November 27, 2012

math
26997.18 = PV(1.10)^10 26997.18/(1.10)^10 = PV 26997.18/2.59374 = PV 10408.59 =PV
November 27, 2012

math
(1+r)^365 =(1.07) 1+r = 1.07^1/365 1+r =1.00018538 r = 0.0018538 r = .185% daily (1+r)^12 = 1.06 1+r = (1.06)^1/12 1+r = 1.004867551 r = 0.004867551 r = .486% monthly
November 27, 2012

Math
(1+r)^12 = 1.03 1+r = (1.03)^1/12 1+r = 1.00246627 r = 0.00246627 r % = .247 % monthly
November 23, 2012

Physics
A roller-coaster car speeds down a hill past point A where R1 = 10.4 m and then rolls up a hill past point B where R2 = 15.6 m, as shown below. R1 and 2 are radii (a) The car has a speed of 21.0 m/s at point A. if the track exerts a normal force on the car of 2.05 multiplied ...
November 1, 2012

English
How can I make this sentence better for my objective on my resume. To obtain an administrative assistant position where my professional skills will be used to the fullest.
October 31, 2012

Physics
A 4.3 g dart is fired into a block of wood with a mass of 22.6 g. The wood block is initially at rest on a 1.4 m tall post. After the collision, the wood block and dart land 3.1 m from the base of the post. Find the initial speed of the dart.
October 24, 2012

Physics
A 750 N student stands in the middle of a frozen pond having a radius of 5.4 m. He is unable to get to the other side because of a lack of friction between his shoes and the ice. To overcome this difficulty, he throws his 2.0 kg physics textbook horizontally toward the north ...
October 24, 2012

Physics
A 4.3 g dart is fired into a block of wood with a mass of 22.6 g. The wood block is initially at rest on a 1.4 m tall post. After the collision, the wood block and dart land 3.1 m from the base of the post. Find the initial speed of the dart.
October 24, 2012

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