Posts by karla

Total # Posts: 213

ap world history
Can you compare North American racial ideologies and their effects on society with Latin American/Caribbean racial ideologies and their effects on society in 1500-1830?

4th grade math
mia gave1\3 of her 24 marbles to david how many david get

Business Finance
Assume a bank loan requires a interest payment of $85 per year and a principal payment of $1,000 at the end of the loan's eight-year life. a) How much could this loan be sold for to another bank if loans of similar quality carried a 8.5 percent interest rate?

physics
What is the length of a box in which the difference between an electron's first and second allowed energies is 1.30×10−19 ?

math
if the drama club would want 120 to people see them act and want to fill up 10 rows how many people are in each row

math
how do i show my work for, 5+10/(1*(8+6)-4=6 ya i know the answer but i wanna know how to show my work.

math
tbh idk im really lost and I also really hate math so yah! I was looking for the same answer and soo well bye!

Physics
Thanks!

Physics
During a lawnmower race, a rider starts from rest and accelerates at 1 m/s/s for 10 seconds. The rider then maintains a constant velocity for the remainder of the race, which takes an additional 20 seconds. A) How far was the race? B) What was the lawnmower's average ...

Physics
Does he get what back?

English
This is about The perfect Picture- byJames Thom What purpose does Thom's introduction serve and how did it affect you? How would the meaning of Thom's essay change if his essay started with paragraph 2 instead?

English
This is about Sound and Fury- Dan Greenburg Where is Greenburg's point stated in his essay and what is his point? How would the meaning be different if Greenburg had ended his essay with paragraph 29?

History Project Suggestions
I suggest LBJ I mean lol *

History Project Suggestions
I can choose two ! I really wish Reagan was here :(

Chemistry
of 1.79 M CuSO4(aq).

Maths
Hey :) I was wondering if someone could tell me if this answer and working is correct or not... Cos theta =-0.25 Cos inverse -0.25 = -14 therefore theta equals: 180--14=194or/and 180+-14=166 Any help would be much appreciated :) Thanks!

math
i must be 310.4 because its bigger than the first answer.

Chemistry
At standard temperature a gas has a volume of 275ml if the temperature is increased to 130C buit the pressure is held constant what is the new volume?

statistics
John drives to work each morning and the trip takes an average of  = 38 minutes. The distribution of driving times is approximately normal with a standard deviation of  = 5 minutes. For a randomly selected morning, what is the probability that John's drive ...

Chm General 2
if a student doing an experiment failed to dry the KHP before using it to standarize the NaOH solution. A) Would her calculated molarity of the NaOH solution probably be too hight or too Low?

statistics
using the 98-95-99.7 rule, find the percentage of scores within 20 points of the mean of 50.

science
how to tell if a solution is saturated

College history
I'm still not sure on how to answer this

College history
Explain the meetings that resulted in the Japanese seeing "Rolls-Royce,Rolls-Royce,Ford" and how was this part of Americans "clamoring for the outlawry of war? I need help with this question because I don't understand the question and what exactly it is ...

algebra 2 and trigonometry
What the solution of the equation: y^2-3y=9 ?

algebra 2 and trigonometry
What the solution of the equation: y^2-3y=9 ?

Literature
According to the map,Tony' farm is just ahead. Is this an adverb phrase

Physics
y67666527

Global
How did the Scramble for africa impact people living back then & living today?

algebra
6x-7x=20 what is the value of x-

physics
in a vessel of 40 cm3 of water at 4 ° C is introduced aluminum over 80g to 8 º C. neglecting the effect of the vessel, calculate final temperature

chemistry
in a recipient of 40 cm^3 of water at 4°C is introduced aluminum over 80g to 8ºC. neglecting the effect of the recipient, calculate final temperature

math
two vectors are defined as a=2i+xj and b=i-4j. find value of x if a) the vectors are parallel b) the vectors are perpendicular

math
two vectors are defined as a=2i+xj and b=i-4j. find value of x if a) the vectors are parallel b) the vectors are perpendicular

Global
The tombstone proclaims that all france lies beneath the guillotine. What revolutionary event does it depict?

Global History
what about this one how has the idea of freedom of thoughts and expression by the philosopher voltaire altered the way governments manage societies

Global History
okay thanks you

Global History
well i have to write a paragraph explain how the scientific method impacted our understanding of the world and the way we study it?

Global History
How has the scientific method impact our understanding of the world and the way we study it?

chemistry
Calculate the pH during the titration of 20.00 mL of 0.1000 M CH3CH2CH2COOH with 0.1000 M NaOH after 26.5 mL of the base have been added. Ka of butanoic acid = 1.54 x 10-5.

chemistry
Calculate the pH during the titration of 20.00 mL of 0.1000 M CH3CH2CH2COOH with 0.1000 M NaOH after 26.5 mL of the base have been added. Ka of butanoic acid = 1.54 x 10-5.

English
Upon the death of Spitz in The Call of the Wild, Francois and Perrault decide that the new sled-team leader should be A. Dave. B. Sol-leks. C. Billee. D. Buck.

physics
Standing on top of the science building, which is 48 m high, a group of students use a slingshot to shoot a steel ball bearing straight up into the air. The ball bearing passes the students on its way down to the ground 3.2 sec after it was shot. (once the ball bearing leaves ...

Physics
i still don't understand parts b and c.

Physics
A stone is dropped off the science building and accelerates, from rest, toward the ground at 9.8 m/s/s. A curious physics student looks out the third floor window as the stone falls past. She happens to have a stopwatch and she finds that it takes 0.30 sec for the stone to ...

physics
i still don't understand how to do parts b and c.

physics
the mean radius of the earth is 6,000,000 meters. Express this value in kilometers

biology
how does a hypothesis help scientists understand the natural world?

7th grade
i have homework and it saids order 3 2 1 5,3, and 2. the LCM of 5,3, and 2 is _____.so_____ is the lcd. i don't understand the teacher did not explainn good the work book is called all-in-one student work book version A prentice hall mathematics course 2 please help mhe i ...

math
From a point on a straight road, two cars are driven in opposite directions, one at 44 miles per hour and the other at 35 miles per hour. In how many hours will they be 237 miles apart?

Statistics
a. 25 b. 500 c. .4

English
Is it modifying a noun(adjective) or a verb(adverb)?

Writing
You need a topic sentence, which tells the main idea of the paragraph (usually first, but doesn't have to be), then at least two sentences giving additional information or supporting your idea. You can have as many supporting sentences as you need, but make sure they all ...

Math
Write down eight blanks in a row, and label them, from right to left (weird, I know): ones, tens, hundreds, thousands, ten thousands, hundred thousands, millions. The digit in the thousands place is 5. Write it in that blank. Think what odd number is greater than 7 but less ...

Biology
Think of what stimuli are - external factors that have an effect on the body. The receptors 'feel' the stimuli. Read A again - what are chemicals, light, and pressure? Can they convert stimuli? Read B again - can receptors become aware of stimuli?

science
think about how much air is surrounding each object pushing on it (exerting pressure). Does it matter what the object is? Air pressure is basically the weight of the air above the object.

Biology
There are four choices here. Three of them have to do with emotions and synthesis (creating things or ideas). One deals with sequence and analysis (in this case, language). You can only choose one....

Biology
I don't know this one, but you could just look up each of the options in wikipedia, or google each option with the phrase "in adolescence" included in your search.

physics
She is travelling the same distance at each speed, so it doesn't matter what that distance is. You simply find the average of the two speeds.

science
To get you started: It looks like you want the equation for potassium and sulfur reacting to form potassium sulfide, that is potassium + sulfur ---> potassium sulfide Write this down using the chemical symbols for each. You will need to find the number of valence electrons ...

Chemistry
How would you make 500 mL (0.500L) of a 0.200 M HCl solution from stock concentrate of 12 M HCl?

Chemistry
How would you make 500 mL (0.500L) of a 0.200 M HCl solution from stock concentrate of 12 M HCl?

Chemistry
How would you make 500 mL (0.500L) of a 0.200 M HCl solution from stock concentrate of 12 M HCl?

algebra
together, jareds age and his daughters age total 100. but jareds grandfather is 70 years older than him. how old is jareds grandfather?

math
how long do guys take answer questions

math
i need help with my homework

2nd grade
how i can read

Math
That doesn't match the answer in the back of the book and I would like to know how to do the problem thank you

Math
Use the perfect square trinomial to factor each expression: 4x^2+20x+25

Math
Use common factoring and the difference of two squares to factor each expression... 5x^2-125

Accounting
to find noncontrolling?? you add the common stock and retained earning and then minus the investment? is this correct

accounting
How is the receipt of a dividend recorded under the equity method?

algebra
x2+12x+20=0

9th grade
whats the answer for xsquare+12x+20=0

Chemistry-Titration
Acid (Unknown) Solution: HCL Molar Ratio: 1:1 Volume:20 ml Concentration:? Base(Known) Solution: NaOH Molar Ratio 1:1 Volume 26 ml Concentration:0.1

MATH
13. A tree casts a shadow of 17 ft. The angle of elevation from the tip of the shadow to the top of the tree is 68°. To the nearest foot, what is the height of the tree? 14. The angle of depression of a diver from the boat is 34°, and the diver is 367 ft deep. To the ...

Math
Two cars start from the same place and travel in the same direction. If one car travels at 60 miles per hour and the other travels at 45 miles per hour, in how many hours will they be 60 miles apart?

Economics
4.20 Diamonds clearly satisfy less important needs than water, which is essential to life. Yet according to market prices, the essential commodity, water, is worth less than the less essential commodity, diamonds. Why would a vital com-modity such as water sell for so much ...

us.history
Why should Americans in the 1920s have shown greater concern for their future? then it tells me to note three things that were,or might have been,seen as "clouds in the blue skies of prosperity" i noticed someone has the answer but mines is very differently mine is a...

Physics
3.24E5

science
All are correct

Math
Molly’s age is twice Anita’s. If the sum of the squares of their ages is 80, then Translate these words into an algebraic equation to determine their ages?

INFECTION CONTACT LENSES
I NEED INFORMARTION FOR THE INFECTION WHEN USE CONTACT LENSES

7th grade
I HAVE A HOMEWORK INFORMATION OF CONTACT LENSES PROBLEMS OR INFECTIONS

math
the base of a rectangle is twice the length of the heigth .If the heigth of the ractangle is h inches, what is the length of the base

List of Transition words
Equally important furthermore along with additionally moreover likewise

english literature
What is the best way to structure and answer an essay with a question that has more than one question in a question

Science
How can you divide a mixture of iron and iron sulphide, without using a magnot?

history
the production of_________ was one of the first industries to be affected by the industrial revolution.

CIVICS
i DON'T UNSERSTAND THiS CAN S0M30N3 3XPLAiN TO ME WHAT ITS SAYING.. Obama mocks McCain's promise to bring change By TERENCE HUNT – 1 hour ago GRAND JUNCTION, Colo. (AP) — Barack Obama on Monday mocked John McCain's promise to bring change to Washington, ...

Law and Ethics
The problem I am having is that the instructions say to use the AMA website for your research and to find ethical opinions. The hint say: ethical opinions begin with "e". I am not able to find those using their search bar. Any suggestions? I am afraid if I don't ...

physics
By "see" I meant that I had checked my answer on the internet to see if I was correct in thinking that multipying the charge of an electron, charge of a proton, and k would yield the electrical force between an electron and proton. My answer was 23.10 x 10^-9 which ...

physics
I keep seeing 7.620497955 as the electrical force between a proton and electron but when I multiply (8.99 x 10^9)(1.602 x 10^-19)-(1.602 x 10^-19)/(10^-10)2 I get a diffrent answer. Am I multiplying the wrong numbers?

Calclulus - L'Hopital's Rule
lim csc x/1+cot x x=3.14

ART!!!!!!!!!!
WHAT ASPECT OF PHOTOGRAPHY CAN BE MANIPULATED TO CREATE FINE ART RATHER THAN SIMPLE PHOTOGRAPHS?

HELP ART!!!!!!
WHAT DOES IT MEAN IF A PRINT HAS 10/20 IN THE BOTTOM MARGIN?

Physics
A hot-air balloonist, rising vertically with a constant velocity of magnitude v = 5.00 m/s, releases a sandbag at an instant when the balloon is a height h = 40.0 m above the ground. After it is released, the sandbag is in free fall. For the questions that follow, take the ...

Math
Descibe how to use a Ten- Thousand square to round number to the nearest 1,000.

Math
2x(5*2-3) > x(3-5)-2(x-1) the answer I have got is x > 2/18. Can someone please tell me if this is the correct answer? 2x(10-3) > -2x - 2x + 2 20x - 6x > -4x + 2 18x > 2 x > 2/18 correct! sorry! simplify x > 1/9 Thanks i thought it was right b/c i tried to...

algebra
The sqrt of 12x^4 sqrt12= sqrt(4*3)= sqrt4 * sqrt3 what is the sqrt4, and what is the sqrt x4 ? sqrt12= sqrt(4*3)= sqrt4 * sqrt3 what is the sqrt4, and what is the sqrt x4 ?

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