Posts by samantha

Total # Posts: 1,740

pyschology
i think that gender stereotypes are not the same as they were in the 50s but there are still stereotypes just not some much about gender i think people stereotype race and culture and how you look more now.

pyschology
Talk to your parents or older friends or relatives about gender stereotypes since the 1950s. Which, if any, gender stereotypes have remained fairly consistent since the 1950s? If you think some stereotypes are the same, what has perpetuated them? If you think we don't have...

Chemistry (stoichiometry
well thank you both that really helped...=D

Chemistry (stoichiometry
(This homework question has been removed due to a copyright claim submitted by K12, Inc.) _----------_ [" okay this is what i got and im not sure if i did it right nor do i know if i answered everything the questions wanted so could you help me out please"] _...

4th grade
what is 27×19 in expanded algorithm?

chemistry Molarity
529.5

4th grade
do u know how to bulid the alamo ?well me nither so lets find out

math
To fond what is the same in the 8 and the 9's

algebra
whta is the rule? m 2 4 6 8 n 18 16 14 12

discrete math
Let A= {for all m that's an element of the integers | m=3k+7 for some k that's an element of positive integers}. Prove that A is countably infiite. Note: you must define a function from Z+ to A, and then prove that the function you definied is a bijection

Discrete Math
Let a, b, c, and d be integers, and let n be a positive integer. Prove that if a is congruent to c mod n and b is congruent to d mod n, then (a-b) is congruent to (c-d) mod n

AP Chemistry
Two solid objects, A and B, are placed in boiling water and allowed to come to temperature there. Each is then lifted out and placed in separate beakers containing 1000 g water at 10.0 degrees Celsius. Object A increases the water temperature by 3.50 degrees Celsius; B ...

chemistry help!
A sample of methane gas, CH4 was collected over water at 25 degrees celcius and 720 torr. The volume of the wet gas is 2.50L. What will be the volume of the dry methane at a standard pressure?

Chemistry
Two solid objects, A and B, are placed in boiling water and allowed to come to temperature there. Each is then lifted out and placed in separate beakers containing 1000 g water at 10.0 degrees Celsius. Object A increases the water temperature by 3.50 degrees Celsius; B ...

chem homework
a gas occupies a volume of 410mL at 27 degrees Celcius and 740mm Hg pressure. Calculate the volume the has would occupy at STP.

science
how do you write the chemical equation for liquid pentanol (C5H12O) and gaseous oxygen ? Thanks ~Samantha~

6TH GRADE MATH
what is the shape? and what is your question?

Math
^ same as bobpursley. my only guess would be 24 degrees - 7 degrees = x and then again i have no idea what you are wanting to know.

chem
what are 6 elemts that make up Yellow Gold? What are 6 elements that make up White Gold? What are 5 elements for platinum for gemstone settings? what are 2 elements that make up palladium for gemstone settings? what is 1 element that makes up a diamond? 3 elements that make up...

chemistry
What is the total number of valence electrons that must be shown in the Lewis structure for magnesium fluoride I think 16 but im not sure

chemistry
Most elements are stable with eight (8) valence electrons. True or False Elements react in order to gain, lose, or share electrons. True or False

algebra 2
Write (1.8x10^-12) (2.1x10^-3) in scientific notation

physics
An electric pump needs to be installed on a deep well to provide water. If the well is 30m deep and 50L of water must be pumped out per minute. How powerful a pump is needed ? (watts)

Math
Kelly has a 2.89 GPA after 54 credits. She is taking 16 credits this quarter. What must her GPA be this quarter to raise her ovarall GPA to 3.0

college chemistry
What is the entropy change for the vaporization of 2.6 mol H2O(§¤) at 100◦C and 1 atm? dH= 40700 J/mol Answer in units of J/K

college
I will like to know are these correct sentences. Their are three kids in the room. We have been married for 20 years, and are relationship is as strong as ever. I’m having trouble with my car. Can you give me some advise? The diplomats are doing what they can to restore ...

college
I will like to know is this pargraph is correct. Why are many students choosing to pursue their college degrees using their home computers. Benjamin Franklin said; A penny saved is a penny earned.” This principle applies to the american and foreign online student. Today ...

college alg HELP!
I know how to set it up but I cannot get the three solutions right. I solve by addition and what not but cann't ever get the right answer!

college alg HELP!
I cannot figure a way to do this problem: An investment of $98,000 was made by a business club. The investment was split into three parts and lasted for one year. The first part of the investment earned 8% interest, the second 6%, and third 9%. The total interest from the ...

English title help!
I need help thinking up a title for my paper!! My paper is about contrast between passionate, youthful love and mature, steady love it is about the book "O Pioneers!" by Willa Cather.. Cather implies that passionate love is dangerous and unstable and is unlikely to ...

world history
describe the role of education in athens and sparta

math
write a decimal number for each word name nine thousand,six hundred five and nine tenths

math
how would you write in a decimal:nine tousands,six hundred five and nine tenths

Econnomics
By what percentage did the price of a newspaper rise?

social studies
what are three methods to survey an area in archeological process?

Psyc- Lifespan Development
What are theoretical causes of behavior in adolescent self esteem?

Psyc- Lifespan Development
Slef esteem in Adolescents *What are theoretical causes of behavior- should include more than one theoretical explaination / discussion *relevance to overal development

college algebra
Use the theorem on bounds to establish the best integral bounds for the roots of the equation: w^(4)-8w^(3)+2w^(2)+10w-1=0

English, PLEASE HELP ASAP
Okay this is what I wrote, please let me know...-- This morning at work I look out to this Chicago city as gloomy and sad. Sad is how I would describe where I am at as of now, sad because I am the lowest I have ever felt. Work does not satisfy me compared to when I was out in ...

English, PLEASE HELP ASAP
BOOK "O PIONEERS!" On pages 68-69, Alexandra and Carl Lindstrum have a conversation where they compare the different paths their lives have taken. At the bottom of page 68, the paragraph begins with Carl saying--“Freedom so often means that one isn’t needed...

12th grade
small group that study bills

Math
I'm really struggling with how to set this up: A company has 18 members on its management team,10 men and 8 women. There is a conference in Hawaii, and the company decided to send 5 people. If the selection of five people is random, find the following probabilities. I got ...

5th grade
a parallegram has a height of 4 meters and sides of 5 meters and 7 meters. What is its area in square meters?

math
if there is a height of 4 meters and sides of 5 meters and 7 meters"what is the area of the square meters

chemistry extra credit
If you eat something very hot or spicy, and need to quickly "douse the burning sensation" in your mouth, water does not work as well as other possibilities. What is best for producing relief and why?

*chemistry
What is the source of Dr. Seuss' Green Eggs and Ham? (Why do hard boiled eggs sometimes have green coated or tinged egg yolks?)

***chemistry
Why is vinegar recommended for cleaning coffee pots, steam irons, and kitchen and bathroom faucets with white deposits on them? Why does it work, and what is the chemical equation for how it works?

calculus
What is the formula for figuring out the Tangent of a "S" Curve?? R=3000?

***chemistry
The Morton Salt Compant instroduced a logo and slogan for advertising its salt in 1911. This is one of the oldest and most successful ad campaigns ever, but what does it mean and where and why did they come up with it? (describe the chemical basis for it)

algebra HELP ASAP
If $13,000 is deposited in a bank account paying 6% compounded quarterly, what amount will be in the account after 8 years? How much interest will be earned during the 8 years? The amount after 8 years will be $___ How much interest will be earned during the 8 years? _____

college algebra HELP
How long does it take for a deposit of $1400 to double at 10% compounded continuously?

Chemistry
If you have red solution, at what wavelengths should it absorb light, at what wavelengths should it NOT absorb light?

Algebra
To convert from centimeters to inches, multiply the number of centimeters by 2.5. True or False?

college algebra HELP
The population of a city was 166 thousand at the begining of 2004. The exponential growth rate was 1.5% per year. Use the formula P(t)=P[o]e^(kt) where P[o] is the population in 2004 and k is the exponential growth rate. a) predict the population in 2016, to the nearest ...

algebra
So does that mean that it is False?

algebra
$6 for two pounds is an example of unit rate. True or False?

algebra 2
A farmer wants to raise corn and soybean on a 2010 acre of crop land. Each acre of corn requires 2 hours of labor during growing season while each acre of soybean requires only 1 hour of labor. The total amount of hours of labor available during growing season is 340 hours. ...

college algebra
Use Descarte's rule of signs to discuss the possibilities for the roots of the equation. Do not solve the equation -5r^(4)+6r^(3)+9r-15=0

college algebra
Use the theorem on bounds to establish the best integral bounds for the roots of the equation w^(4)-8w^(3)+2w^(2)+10w-1=0

college algebra
Use the theorem on bounds to establish the best integral bounds for the roots of the equation w^(4)-8w^(3)+2w^(2)+10w-1=0

3rd grade math
explain how you can use the basic fACT FOR 9+6=15 TO SOLVE THE NEXT EQUATION

College algebra
Find the equation with x-intercepts (4,0),(-3,0) and (2,0) and y-intercept (0,12)

Chemistry 106
What are the elements used to make the ingrediants of each category (the same element may be listed in several categories, but a maximum of once in each of the 6 categories, no matter how many different ingrediants it may be in)? **name of the element with the symbol and ...

Algebra 1
x^2-6x(3-6x)

math
Find all real and Imaginary solutions 7x^(3)+70x^(2)-x-10=0

physics
A 15kg box is resting on a hill forming an angle of a horizontal surface. The coefficient of static friction for the box on the surface is 0.45. Calculate the maximum angle of the incline just before the box starts to move.

Math
find all real and imaginary solutions x^(2/3)-2=x^(1/3)

Physics
Vo=0km/h V1=89 km/h t0=0 t1=6.1 89-0/6.1-0=14.5 km/hr (Round to 2 sig figs=15 km/hr) You then have to convert km/hr to m/s^2. 15km/hr * 1000m/3600s= 4.1m/s^2 3600s = 1hr *hope that helps

Physics
The toy car in figure 6-12 runs off the edge of a table that is 1.225-m high. The car lands 0.400m from the base of the table a.How long did it take the car to fall? b.How fast was the car going on the table?

5th grade math
C 87, because 522/6 is about 540/6=90

College Physics
Conceptual Question: Many people believe that a vacuum created inside a vacuum cleaner causes particles of dirt to be drawn in. Actually, the dirt is pushed in. Explain.

English
What is an explanation when someone says: "The our crime's worse than a murderer's. His act puts him outside the law, but keeps the law intact. Ours would weaken the law." P.s. These men are forming a posse to hang a gang that killed one of their townsmen.

Chemistry 106
Calculate number of moles of aluminum in 1.50kg of Al

chemistry
Calculate the number of moles of CaCO3 in 3.20g of Calcium Carbonate.

chemistry
Calculate number of moles of aluminum in 1.50kg of Al

college algebra
Shondra wants to enclose a rectangular garnden with 240 yards of fencing. What dimensions for the garden will maximize its area?

Physics
Force due to tension = mg + ma The force that the load originally has in addition to the force due to acceleration.

Physics
3240 N

College Physics
would the answer be 19200?

College Physics
so i do 2.0x10^5Pa x (0.024m^2)(4)??

College Physics
The four tires of an automobile are inflated to a gauge pressure of 2.0x10^5 Pa. Each tire has an area of 0.024m^2 in contact with the ground. Determine the weight of the automobile.

Math
can you help me on this problem? -15-(-4)+(-1)

chemistry
What element has 20 protons and forms a +2 Cation?

Chemistry
you are given the equation S2O3 + 2H --> S + SO2 + H2O you mix 25 ml of HCl with a concentration of 2 mol/L with 5 mL of Na2S2O3 with a concentration of 0.3 mol/L. what is the concentration of S2O3 and H?

Chemistry
A 30 ounce iron bar at 425 degrees Fahrenheit is placed in 2.00 quarts of water at 80.0 degrees Fahrenheit. What will be the change in temperature of the iron bar in degrees Fahrenheit? (Assume 1/3 heat lost to the surroundings) Specific heat of iron= .473 Joules/grams degrees...

Chemistry
Congratulations! You have discovered a new element called Bhauzium (Bz). The average atomic mass of Bz was found to be 348.72 amu and its atomic number is 123. a) if the atomic masses of three isotopes of Bhsuzium are 342.92 amu, 356.43 amu (6.52%), and 351.29 amu, what is the...

College Physics!
Is there any way i can just get these problems set up? I just need help with the steps on how to do it. A box weighing 600 N is pushed along a horizontal floor at a constant velocity with a force of 250 N parallel to the floor. What is the coefficient of Kinetic friction ...

Chemistry 106
An unidentified metal forms an ionic compound with the carbonate anion. The metal forms a 2+ cation. If the minimum ration of the number of protons in the metal to the oxygen protons s 5:6, what is the metal?

algebra I
What is 3/4x-7=8+-6x

3rd grade
it's 40 and it is in the tens place

chemistry
A solution contains 4.46 g KCl in 178 mL of solution. The density of the KCl solution is 1.11 g/ml. What is the percent (m/m) for the potassium chloride solution?

chemistry
how many milliliters of 6.00 M HCl are required to react with 60.0 ml of 1.96 M Al(OH)3? Al(OH)3(s)+3HCl(aq)-->AlCl3(aq)+3H2)(aq)

math
in square ABCD, the measure, in inches of AB is 3x+2 and BC is x+12. What is the number of inches in the length of DC ?

science
Your shadow will be longer if you are standing on a beach in Miami at 3pm because the sun is starting to set which alows your shadow to be longer than you and it will continue to get longer until the sun has fully set and when it rises again in the east it will become long again

calculus
Prove that cos(sin inverse x) = square root ( 1-x^2)

calculus
Prove that cos(sin inverse x) = square root ( 1-x^2)

Physics
a girl jumps off a high diving platform with a horizontal velocity of 2.77m/s and lands in the water 1.2s later the acceleration of gravity is 9.8m/s squared how high is the platform and how far from the base of the platform does she land?

11th grade
1.25/X = 82/100 82X = 124 82X/82 + 124/82 = X = 1.5424 Check: 0.01524 * 82 = 1.24968 = 1.25

1st grade
I am second grade and i got 37,000. I hope it is right

Math
If light travels 10,000 km in 3.3 x 10-2 sec, how long will it take light to travel one meter.

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