# Posts by samantha

Total # Posts: 1,733

**chemistry**

A particular form of electromagnetic radiation has a frequency of 5.42x10^15 Hz. What is the wavelength is nanometers? meters? reply in scientific notation.

**Pre-Algrebra**

s=g+h and I am suppose to solve for h

**Pre-Algrebra**

I have to solve the equation s=g+h and am totally clueless as to how to even start. Please help explain. Thank you.

**Differential Equations**

A rabbit starts at the origin and runs up the right branch of the parabola y=x^2 with speed a. At the same time a dog, running with speed b, starts at the point (c,0) and pursues the rabbit. Write a differential equation for the path of the dog

**3 grade english**

members of the save earth club

**Pre-Algebra**

(-e-10)=-5(e-12)

**Pre-Algebra**

4(m+7)=6m+58

**Pre-Algebra**

6y+8=-3y-28 Here is what I did 6y+8-8=-3y-28-8 6y=-3y+20 6y-(-3y)=-3y-(-3y)+20 3y/3 = 20/3 y=6.66666666667 what did I do wrong

**Pre-Algrebra**

1/5(x+10)-2

**Pre-Algrebra**

-x/6-8=10

**Pre-Algrebra**

4/7x-3=13

**Pre-Algrebra**

a/4-3/4=1/4

**Pre-Algrebra**

I was told to multiply both sides by 4, then combine like terms. Then divide both sides by 2 for 5+2c/4=14, but I am still confused can someone show me how this is done? I am bad with fractions.

**Pre-Algrebra**

How do you solve 5+2c/4=14

**Algebra**

How do you solve 3/5(s-8)=9 and 5+2c/4=14

**Algebra**

How do you solve 1/6d + 13 = 20

**Algebra**

How do I solve 3(x+6)+x=86

**algebra**

how do I solve 6(2n-5)=90

**History**

Would this be considered a shortcoming for Rosa Parks? I'm still having trouble finding somethings for this part of my presentation. She lost her job at the department store when the department store she worked at heard about her arrest, and her husband lost his after his ...

**English College composition I**

I need help on writing a thesis statement about child abuse/my story. so far this is what i have THESIS #1 "While other children were beaten to death or were abused in so many ways. I was one of the few who survived child abuse and became an adult trapped in a small body...

**ENG 111 and 09**

I need to find a website where i can download a few pages from "The Prose Reader 12th" I need to do an assignment which i have to read "farewell to summer and its buzzing creatures" by Ackerman. I already ordered my textbook but wont be here until next week...

**History-Ms.Sue**

What were Rosa Parks Shortcomings? I'm struggling trying to find something. Thank you

**physical science**

An oxygen gas tank has a volume of 8 L and a pressure of 1500 N/m2. If the temperature decreases from 2500 K to 2000 K and its volume increases to 24 L, what is its final pressure?

**English Grammar check**

Can you please check this for grammar thank you!! Thank you, for all that you have done and continue to do for me.It means the world to me, that you haven't given up on trying to help me. More importantly, thank you for always believing in me.

**Geography/History**

What is the role of the Catholic church in Latin America? All the articles that I found are so confusing. I don't understand anything that I found. I just need a general idea so I can answer all my questions. thank you

**math**

Emily sara and Samantha share 540 beads. em took 90, sara took 3 tiems as many as the total number if beads emily and samantha took. How many beads must sara give to samantha so that both receive the same number of beads?

**Quick ? Geography check**

Is Nicaragua a latin american country? I think so, but I just wanted to make sure.

**Geography**

What latin american country is labor intensive and why? I already used Mexico and colombia for a differnt question. Thank you :)

**Geography/Economics**

I posted this question the other day and someone gave me a website but I didn't have any luck with it. One of the stages of economic growth is capital intensive, where wealth is created throught the efficient use of money and industrial manufacturing occurs. What latin ...

**Chemistry**

Ethanol, C2H5OH, is mixed with gasoline and sold as gasohol. Use the following to calculate the grams of ethanol needed to provide 367 kJ of heat. C2H5OH(l) + 3 O2(g) ¨ 2 CO2(g) + 3 H2O(g) ƒ¢H = −1235 kJ

**Chemistry**

Nitrous oxide, N2O, has been used as a dental anesthetic. Suppose that the average speed of an N2O molecule at 25°C is 433 m/s. (It is actually 379 m/s.) Calculate the kinetic energy (in joules) of an N2O molecule traveling at this speed.

**Economics-Ms.Sue**

Why doesn't the United States have a normal economy?

**Math**

There is not enough information.(:

**Physics**

A curve of radius 55 m is banked so that a car of mass 1.5 Mg traveling with uniform speed 57 km/hr can round the curve without relying on friction to keep it from slipping on the surface.

**ece 201**

ECE 201 Intro to Early Childhood Behavior Management ashford university does anyone have the course schedule

**Math**

The illumination of an object by a light source is directly proportional to the strength of the source and inversely proportional to the square of the distance from the source. If two light sources, one four times as strong as the other, are placed 11 ft apart, how far away ...

**History**

discuss the powerful movement that transformed European society during the early modern era?

**science**

1) How do hormones from the thyroid gland and parathyoid gland work together?

**English Quick ?**

Is my grammar correct in this sentence and should it be effect or affect? Thank you A year later, and I still haven't completely figured out how to deal with what I'm going through and not let it affect how I go about everything else.

**Economics**

Suppose that the equilibrium quantity in the market for widgets has been 200 per month. Then a tax of $5 per widget is imposed on widgets. The price paid by buyers increases by $2 and the after-tax price received by sellers falls by $3. The government is able to raise $750 per...

**Chemistry**

5.00g of an unknown solid was heated to 99.7 degrees C and placed in a calorimeter with 1.25L H20. The initial temp of the water was 25.0 degrees C. During the experiment, the temperature of the water rose to 63.5 degrees C. what is the specific heat of the sample? Do you ...

**Math**

If gas cost $3.97 per gallon, what is the cost of filling a 13.8 gallon gas tank? Do I multiply this? Is $54.78 the correct answer? Thank you

**History**

I know that I posted this quetsion earlier How did the Spanish change the way that the Pre-Colombian people lived?we don't have a book. Is there any way you can help me start off someway so I know what to search or get a general idea. Thank you.

**History**

We don't have a book. We were just assigned this question to answer.

**History**

How did the Spanish change the way that the Pre-Colombian people lived?

**English**

Section Five describes process analysis in detail. What is the main point of process analysis in writing? Why are the four basic steps of process analysis important? What happens if you skip a step?

**Discrete Math**

With 50 pennies in three jars labeled A, B and C, how may ways can you put the pennies in the jars assuming they are identical with at least two pennies in each jar?

**Science (8th grade) PLEASE HELP DUE TOMORROW!!**

What are some living relatives of cyrtolite retrorsus? (a kind of gastropod)

**Science (8th grade)**

What are some living relatives of cyrtolite retrosus? (a kind of gastropod)

**latin**

pastor centum blank habet a ovis b ovium c ovos d oves

**Question**

I need to know in what city in the us is there the greatest pets to people ratio? It would also help me if you gave the west site or news article information

**Science**

Ok I have no clue but I think its either the first, second, or last answer. I don't think it can be 100 percent

**Proof read please**

I have them divided into paragraphs. It just does not show up that way when posted

**Proof read please**

I am entering an essay scholarship and would love if some of you could proof read my essay. Thanks so much! Title: Be a Part of Something Greater “You have to get involved!” From the first day of school, freshman year of high school, those were the words that ...

**social studies**

thank you

**social studies**

what is the declaration of independence? P.S i only need the basic meaning thanks a bunch

**Music**

Explain how music and culture influence one another. Provide an example of a song or album that affected culture. Provide examples of songs with cultural references.

**English**

How has media convergence changed American culture?

**psychology**

One common mistake made in a persuasive paper is taking one side to the extent that the writing becomes biased. How does a persuasive essay differ from a biased essay?

**SHSAT-URGENT**

Can someone please give me a link for a website or websites that provide shsat student handbooks-other than 2011-2012 and 2010-2011. thank soo much in advance i only have a few more weeks to study and have no resouces please.

**Math**

11 5/10 9 1/10 + 7 2/5 you have to find the common denominators of 1/10 and 2/5 which is 10 so you leave 1/10 the same and multiply 2/5 with 2 each to get 4/10 then you add 1/10 + 4/10 which is equal to 5/10. now that you got that just add the 9+7 you get 11 so your answer is ...

**English Lit**

I have to research Sophocles and then eliminate what is wrong- and I'm stuck on a few of these statements about him: Thanks for checking 1.I think he won more first place prizes for his plays than any other playwright in history, correct? 2.I think he was a priest, ...

**English**

I have to research Sopocles and I'm stuck on a few of these statements about him: 1.I think he won more first place prizes for his plays than any other playwright in history, correct? 2.I think he was a priest, correct? 3.This one I'm stumped on and I've researched...

**physics**

Students in lab measure the speed of a steel ball launched horizontally from a table top to be 4.2 m/s. If the table top is 1.2 m above the floor, where should they place a 20 cm tall tin coffee can to catch the ball when it lands?

**writing**

Thank you for your help. If I was to use a topic sentence more like the one you wrote, wouldnt that go back on trying to prove a point on why most Americans should not use credit cards? I am trying to prove a point on why most Americans should not use credit cards, if I said ...

**writing**

Most Americans should not use credit cards because the way the economy is. The economy at this very moment shows that Americans are great at racking uo debt, but fall short when time comes to pay it off. Is that better?

**writing**

Write one topic sentence for your Week Nine essay and explain the primary role of a topic sentence in an effective essay? My essay will be about "Most Americans should not use credit cards." The topic sentence I have is "Most Americans should not use credit ...

**Comp 156**

identify three essential steps that a writer might take to choose accurate sources.

**math-logic(shsat)**

oh okay so instead of starting with the integer(15) you're saying i should start with the number and variable(2x). then flip the equation? im still confused i learned that you should start with the integer and leave the variable for the end. i also didn't get the part ...

**math-logic(shsat)**

Question: If 15 - 2x < 7, then for all possible values of x that make the inequality true, (a) x<8 (b) x>8 (c) x>4 (d) x<4 (e) x>1/4 Answer: i chose the answer (d) but the answer of the book said (c). i understand where they are coming from we have to change ...

**math**

Well, you're answer=1 7/12 I don't know if that's how much you wanted it simplified or not :)

**Geography, PLEASE HELP DUE TOMORROW!!**

Thank you so much! :)

**Geography, PLEASE HELP DUE TOMORROW!!**

What are 6 human adaptions to the environment in Angola, Africa? Thanks!! :)

**statistic help**

Z score for worlds tallest man- Bao Xishun is the worlds tallest man with a height of 92.95 inch(or 7ft,8.95 inch).men have heights with a mean of 69.6 in. And a standard deviation of 2.8 in. 1. Convert Boa's height to a z score? 2. Does Boa's height meet the criterion...

**history**

what might cause a young woman or child to have been accused of witchcraft in the 16th century and what might they have to do to prove their innocence?

**history**

yes i know you did and thank you for them its kind of confusing because i have a lot of topics to do research on and im not supposed to use Wikipedia. the rest have so much extra information its hard to find the one im looking for but thank you anyways i really appreciate it.

**history**

what were the similarities and differences between lady Jane Grey and Mary queen of Scots?

**Spanish-sraJMcGin please recehck**

Thanks so much for your help Is this correct? It's a little different then what I asked above- so I want to make sure ¿ Te prefieres peinar o cepillar el pelo? Yo prefiero peinarme el pelo.

**Spanish**

Could you please check these-I get stuck on reflexive verbs.We had to make up questions and answers. 1. ¿Qué haces tú en la escuela? Yo estudio en la escuela. 2.¿A qué hora te acuestas por la noche? Me acuesto a las once de la noche. 3.&...

**english**

what was the writing style of mark twain

**history**

during the 16th century in england many witchcrafts were held. what might cause a young woman or child to be accused of witchcraft, and what might they have to do to prove their innocnece?

**history**

in the 16th century what was the education of the nobility in england and how does it compare to this day school

**history**

what were the similarities and the differences between lady jane grey and mary queen of scots?

**extra**

what part of london bridges history is described in the song"london bridge is falling down my fair lady..."

**english/s.s**

what were somepunishments used in the 16th century england. explain a minor offense and its punishment upto a major infraction and its consequences

**english/s.s**

i forgot to ention 16th century in england

**english/s.s**

how was the life of a common person in the 16th century

**TRIG**

A 5.5 ft tall woman casts a 6.2 ft shadow. Find the angle of elevation of the sun.

**Math 6**

I need the answer asap cause it is for my homework (Calculator Section)

**Math 6H**

what is the expanded form of 10 to the power of -2

**chemistry >< ¢¾**

Heat energy is released when anhydrous calcium chloride is dissolved in water. CaCl2 (s) ¡æ CaCl2 (aq) + 83 kJ Calculate the final temperature when 0.01 mol of calcium chloride is dissolved into 100 mL of water initially at a temperature of 18.0 degree celsius.

**geometry**

The area of a triangular garden can be no more than 120 feet square feet. The base of the triangle is 16 feet. What is the height of the triangle?

**biology**

Give vaccinations to 50 of the 100 rats and then expose all 100 to the disease

**chemistry**

The space shuttle environment control system handles excess CO2 (it is 4.0% by mass of exhaled air) by reacting it with lithium hydroxide, LiOH, pellets to form lithium carbonate,Li2CO3, and water. If there are 7 astronauts on board and each exhales 20. L of air per minute, ...

**math**

Bank america

**English**

My question is if I were to cite a specific portion of a poem from one line (see bottom for the poem), like for example in my essay if I wanted to say -the unwelcome bed - would I put quotations on it and a citation or should I just leave it because I want to talk about the ...

**English**

My question is if I were to cite a specific portion of a poem from one line (see bottom for the poem), like for example in my essay if I wanted to say -the unwelcome bed - would I put quotations on it and a citation or should I just leave it because I want to talk about the ...

**Math**

23-6i

**world history**

which kingdom controlled caravan trade routes in A.D.900?

**math**

Sheila cuts a 60 foot wire cable in equal strips of 4/5 of a feet each. how many strips does she make?