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Posts by Sarah

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Physics
A block M1 of mass 13.0 kg sits on top of a larger block M2 of mass 23.0 kg which sits on a flat surface. The kinetic friction coefficient between the upper and lower block is 0.440. The kinetic friction coefficient between the lower block and the flat surface is 0.140. A ...

chemistry
At 23 oC the solubility of a gas sample is 0.05 g/L in water at 1.0 atm. What is the solubility when the pressure increases to 2.0 atm? I don't know what formula to use for this question.

Statistics
I think there is enough actually

Statistics
It takes the bus an average of 20 minutes to arrive at a certain bus stop. A student is waiting for the next bus to arrive. a) What is the probability the student waits more than 30 minutes? b) What is the probability the student waits exactly 15 minutes? c) What is the ...

physics, math
A hot air balloon with a mass of 18.0 kg is accelerating upward at 1.80 m/s^2 (Anet = 1.80 m/s^2). What is the weight and buoyant force acting on the balloon?

S.S.
Thanks :)

S.S.
10. Which of the following was true of Secretary of State William Henry Seward? A. He negotiated the purchase of Alaska from Canada. B. He was successful in negotiating a trade deal with the Kingdom of Hawaii. C. He annexed the Midway Islands. D. He opposed American imperial ...

S.S.
10. Which of the following was true of Secretary of State William Henry Seward? A. He negotiated the purchase of Alaska from Canada. B. He was successful in negotiating a trade deal with the Kingdom of Hawaii. C. He annexed the Midway Islands. D. He opposed American imperial ...

S.S.
Ohh C

S.S.
4. Among the legislative acts passed during Franklin Roosevelt’s first term as president, which one gave relief to artists, actors, and writers? A. National Recovery Administration B. Tennessee Valley Authority C. Works Progress Administration D. Civilian Conservation ...

S.S.
I don't have this in my book :(

S.S.
I am sure of A but ?

S.S.
13. In 1893, the Cleveland administration's repeal of the Sherman Silver Purchase Act A. caused the value of currency to contract. B. brought immediate relief to people suffering under the 1893 depression. C. had no long-term possibility of reviving the depressed economy...

artist
I couldn't post URLS so the . com and the / and _ and spaced out, sorry about that

artist
Picture for the first question (please copy and paste it); grapes software . com /wp - content / uploads /2013 / 09 / ConceptDESIGN . png Picture for the third question (please copy and paste it); thumb9 . shutterstock . com / display _ pic _ with _ logo / 668140 / 121053556...

artist
1. The artwork pictured here best represents which message? a) Ideas and creativity can be shown with many different tools. b) It is important to use one type of tool because you understand how to use it. c) People can be limited by their ideas. d) Diversity is distracting. 2...

S.S.
11. Which of the following is true of the Spanish-American War? A. The black soldiers who fought gained experience and distinction during previous battles against Native Americans in the west. B. Racial tensions were suspended for the duration of the war. C. Black soldiers ...

S.S.
9. Following the Spanish-American War, and especially in regard to American occupation of the Philippines, most anti-imperialists argued that A. cheap, imported Filipino laborers would take American jobs. B. installing tyranny abroad would encourage tyranny at home. C. the ...

S.S.
1. Which of the following is true of the Hay-Bunau-Varilla Treaty? A. It granted the United States a canal zone in the Isthmus of Panama. B. It laid out the terms for the purchase of Panama from Colombia. C. It was intended to restore friendly relations between the United ...

Chemistry
Calculate the molarity of the HCl solution if 25.00ml of the acid are required to neutralize 1.00g of each of the following 1) KOH 2)Ca(OH)2 I calculated the molar mass of KOH which was 56.11 Then I took 1.00g/56.11 = 0.0178mol To find out the molarity I did 0.0178/0.025=0....

Technology
Is I possible if you cold help me on my s.s. H.W. ?

Technology
Ohh okay thank you,I have an Ipad but I just needed to know if there was a control button for the keyboard.

Technology
Control button for the keyboard.

Technology
On the ipad we're is the control button?

Chemistry
What are the products for KMnO4 + FeSO4 + NaOH? What is the net ionic equation? I am pretty sure one of the products in MnO2, because I got a muddy brown parcipitate, but I've been getting a variety of answers.

Physics I
Using 6400 km as the radius on Earth, calculate how high above Earth's surface you would have to be in order to weigh 1/16th of your current weight. Show all work leading to your answer OR describe your solution using 3-4 complete sentences.

Math
The height h in metres above the ground of a projectile at any time t in seconds after the launch is defined by the function h(t)=-4t +48t +3 A.) Complete the square to write H in standard form b.) Find the height of the projectile three seconds after the launch c.) Find the ...

S.S.
6. After the Spanish-American War, the _______ reserved the right of the United States to intervene in Cuba's internal affairs. A. Caribbean Accord B. Foraker Act C. Platt Amendment D. Open Door policy C? 7. The last of Wilson's Fourteen Points called for A. heavy ...

S.S.
3. During the election of 1936, declaring their party a "millionaire's union," Franklin Roosevelt focused mainly on defeating the A. Liberty League running Father Coughlin. B. Liberty League running Alfred M. Landon. C. Union Party running William Lemke. D. Union...

S.S.
1. Which of the following is true of the Hay-Bunau-Varilla Treaty? A. It granted the United States a canal zone in the Isthmus of Panama. B. It laid out the terms for the purchase of Panama from Colombia. C. It was intended to restore friendly relations between the United ...

S.S. To Ms.Sue
We'll I don't have a book and the internet doesn't give me a clue.

S.S. To Ms.Sue
7. What new concept became popular with department stores? A. Electricity B. Advertisements C. Using Credit D. Browsing 15. In the first major pioneering movement, settlers made their way to Oregon and California by way of the _______ Trail. A. Kearny B. Overland C. California...

S.S.
20. After Lincoln "fired" George McClellan, his successor, General _______ proved himself an equally inept commander at the Battle of Fredericksburg. A. Burnside B. Johnston C. Hooker D. Meade A?

S.S.
Ms.Sue can you please check my questions they are down below.

math
9/10 - 3/5 = 9/10 - 6/10 = ?

English
O no no it's not that.It's just that I don't really understand this section so I was hoping if someone can summarize it then their words for me so I can understand.

S.S.
19. In 1866, the Sioux Chief Red Cloud ambushed and massacred Union soldiers in an incident that would be referred to as the _______ Massacre. A. Wounded Knee B. Little Big Horn C. Fetterman D. Chivrington C?

S.S.
18. At the outset of the secessionist movement in the South, which state defeated the cooperationist argument that the South should act as a unit? A. Mississippi B. Kentucky C. Virginia D. South Carolina D?

S.S.
17. The National _______ Act of 1902, provided proceeds from the sale of public lands for the construction of dams, canals, and irrigation systems in sixteen Western states. A. Land Grant B. Reclamation C. Development D. Recovery B?

S.S.
15. In the first major pioneering movement, settlers made their way to Oregon and California by way of the _______ Trail. A. Kearny B. Overland C. California D. Cumberland C?

S.S.
13 A factories

S.S.
13. In the new cities of the 1800s, streetcars were to the suburbs and residential neighborhoods as glass and steel were to A. factories. B. palatial mansions of the rich. C. railroad stations. D. skyscrapers. C?

S.S.
12. The richest discovery in the history of mining occurred in 1873. This so-called "Big Bonanza" made _______ the richest man in the world. A. Henry Sutter B. John Mackay C. John Placer D. Henry Comstock B?

S.S.
Ms.Sue I'll start a new post.

S.S.
11. If you were a reform-minded person who, above all, loathed the social problems associated with alcohol, you would have been especially sympathetic to the A. Comstock Law. B. evangelical efforts of Dwight L. Moody. C. WCTU. D. Mugwumps. C?

S.S.
Ohh 9 is A?

S.S.
10. In the election of 1860, the _______ won the electoral votes of all the free states, except a fraction of the New Jersey votes. A. Whigs B. Democrats C. Republicans D. Constitutional Union Party C?

S.S.
9. The Wilmot Proviso was a proposed amendment to a military appropriations bill that would A. ban slavery in territories acquired from Mexico. B. permit the slavery issue to be determined by popular sovereignty. C. regulate competition between free and slave states. D. ...

S.S.
8. Founded by Oliver H. Kelley, the organization that came to be known as the _______ provided educational, social, and cultural activities to its rural members. A. Farm Guild B. Grange C. Okies D. Prairie Alliance B?

S.S.
7. What new concept became popular with department stores? A. Electricity B. Advertisements C. Using Credit D. Browsing I am not so quite sure about this one maybe A or C?

S.S.
6. During the bitter struggle over reconstruction policy, Congress overrode Johnson's veto of the A. bill intended to nullify the South's black codes. B. Radical Reconstruction Act. C. bill extending the life of the Freedman's Bureau. D. Civil Rights Act. D?

S.S.
5. Which of the following was true of the Know-Nothing party? A. It gained the widespread support of new immigrants. B. It focused on containing the expansion of slavery. C. It wanted to undermine immigrant voting strength. D. It rejected nativism. C?

S.S.
4. General Grant's army came closest to defeat in the West as a result of a surprise Confederate attack at the Battle of A. Manassas. B. Vicksburg. C. Fort Henry. D. Shiloh. D?

S.S.
3. Which country lawyer from Ashtabula, Ohio, argued that criminals are not born, but are made by the unjust condition of human life? A. Washington Gladden B. Clarence Darrow C. William Graham Sumner D. Herbert Spencer B?

S.S.
2. Which of the following nineteenth-century inventors is associated with Menlo Park in New Jersey? A. Alexander Graham Bell B. Gustavus F. Swift C. Thomas Alva Edison D. Cyrus W. Field C?

S.S.
1. As ratified in 1870, the _______ Amendment prohibited any state from denying the vote to any male citizen on account of race, color, or previous condition of servitude. A. Fourteenth B. Thirteenth C. Sixteenth D. Fifteenth D?

physics
A 1300-kg car moving north at 27.0 m/s is struck by a 2165-kg car moving east at 17.0 m/s. The cars are stuck together. How fast and in what direction do they move immediately after the collision?

English.
can someone help me? What is this article about. Please help me summarize it so i can understand. Here is the title : Canadian military involvement in Afghanistan formally ends

Geometry
In triangle ABD, AC is an altitude, measure of angle 1 = 7x + 9 and measure of angle 2 = 3x + 11. What is the measure of angle 1.

physics
A compact car, mass 730 kg, is moving at 1.00 ✕ 102 km/h toward the east. The driver of the compact car suddenly applies the brakes hard for 1.9 s. As a result, an average force of 4.8 ✕ 103 N is exerted on the car to slow it down. What is the momentum now?

Physics
A 1300-kg car moving north at 27.0 m/s is struck by a 2165-kg car moving east at 17.0 m/s. The cars are stuck together. How fast and in what direction do they move immediately after the collision?

Math
Oh ok , I was doing this exact thing and my answer was the same as yours but then when I checked my answers in my text book it gave me -20, that's why I was confused . Thank you so much:) really appreciate it:)

Math
5x^2-10x+d=0 Determine an integer value for d such that the equation has rational, non zero roots Please show me the steps and how to answer this question :) thanks:)

English
what is another word for coordinating body? The WHO is the international coordinating body for battling the Ebola outbreak which has killed more than 4,500 people in West Africa. I need to change up the sentence so i won't be plagiarizing.

english.
When did ebola spread to south africa. Like what month did it happen?

English...
why are people talking about ebola when it started a long time ago? It's a serious question I'm asking and I know it doesn't relate to homework but when i tried searching it up it wont give me the right answer im looking for

Psychics
If a railroad car was moving and stroke another car at rest and the two cars then become attached by a special hitch. Does the first car have momentum? Why?

physics
Consider a railroad carmoving and striking another car at rest. The two cars then become attached by a special hitch. Does the first car have momentum? and why?

S.S.
Thank you

S.S.
9. Under America's second party system, the Whigs stood for A. policies that directly supported commercial enterprises. B. policies that kept government hands off business and industry. C. a "liberally negligent" state. D. a "negative liberal state." Ms...

History
The last question is A you are correct.

History
For the second question B is not correct I just took the exam and C.Stalin approved the North Korean attack in advance is the correct answer.

Physics Help
A toy car in the figure below runs off the edge of a table that is h = 1.175 m high. The car lands d = 0.400 m from the base of the table .How long did it take the car to fall? How fast was the car going on the table?

Physics help please
The lowest possible energy for a certain positively charged particle trapped in a box is 2.00 eV. (a) What are the next two higher energies a particle can have? b) Is 30 eV an allowed energy? (c) Is 32 eV an allowed energy? (d) Given the box length is 0.434 nm, what is the ...

S.S.
I am having trouble with question 16 16. The main impact of the invention of the cotton gin in 1793 was on A. the ability to process long-staple cotton. B. the ability to process short-staple cotton. C. cotton production in the Upper South. D. the cost of cotton goods. Is it C?

Mrs.Sue
I don't have a book.

Mrs.Sue
Can u check my last question 16.

S.S.
I don't have a book

S.S.
16 must be C?

S.S.
19. In the Old South, the majority of slaves A. lived on plantations with 100 or more slaves. B. lived on small farms. C. worked under a task system. D. lived on plantations with 20 or more slaves. D?

S.S.
16. The main impact of the invention of the cotton gin in 1793 was on A. the ability to process long-staple cotton. B. the ability to process short-staple cotton. C. cotton production in the Upper South. D. the cost of cotton goods. B?

S.S.
14. The politicians who met at the Hartford Convention in 1814 A. recommended changes in the Constitution. B. favored secession from the Union. C. represented the interests of the cotton-growing states. D. were mainly concerned with increasing trade with Britain. A?

S.S.
19. In the Old South, the majority of slaves A. lived on plantations with 100 or more slaves. B. lived on small farms. C. worked under a task system. D. lived on plantations with 20 or more slaves. A? 20. Which of the following utopian communities was founded and established ...

S.S.
18. The West African nation of Liberia was founded under the auspices of A. Dorothea Dix. B. the American Colonization Society. C. William Lloyd Garrison. D. the American Peace Society. B?

S.S.
17. Which of the following statements about the Southern planter's world is most accurate? A. Most of the great planters were the sons of wealthy families. B. The stereotype of the "southern belle" is fairly accurate. C. Most great planters of the Old South were ...

S.S.
14 C?

S.S.
16. The main impact of the invention of the cotton gin in 1793 was on A. the ability to process long-staple cotton. B. the ability to process short-staple cotton. C. cotton production in the Upper South. D. the cost of cotton goods. A?

S.S.
15. During Jefferson's presidency, cities were A. mostly found along the Mississippi. B. mostly the haunts of thieves and degenerates. C. mainly ports for international trade. D. mainly industrial centers. C?

S.S.
14. The politicians who met at the Hartford Convention in 1814 A. recommended changes in the Constitution. B. favored secession from the Union. C. represented the interests of the cotton-growing states. D. were mainly concerned with increasing trade with Britain. D?

S.S.
Ohh I see it is B?

S.S.
10. The Liberator was to William Lloyd Garrison as the North Star was to A. the Grimke sisters. B. Frederick Douglass. C. Harriet Tubman. D. Theodore Dwight Weld. C?

S.S.
13. Who initiated the phrase "manifest destiny"? A. William Henry Harrison B. James K. Polk C. John L. O'Sullivan D. John Tyler C?

S.S.
12. The Second Great Awakening began on the southern frontier and usually featured what two religious sects? A. Catholics and Atheists B. Muslims and Catholics C. Methodists and Baptists D. Atheists and Buddhists C?

S.S.
8. Under the leadership of Lucretia Mott and Elizabeth Cady Stanton, the high point of the Seneca Falls convention was the drafting of the Declaration of A. Sentiments. B. Women's Rights. C. Opinion. D. Human Rights. A? 9. Under America's second party system, the Whigs...

Math HELP!
I would say A because 2 is the square root of 4. 2*2=4

S.S.
For # 6 maybe the textile?

S.S.
8. Under the leadership of Lucretia Mott and Elizabeth Cady Stanton, the high point of the Seneca Falls convention was the drafting of the Declaration of A. Sentiments. B. Women's Rights. C. Opinion. D. Human Rights. B?

S.S.
7. Elias Howe invented which of the following? A. The steel plow B. The sewing machine C. A method for vulcanizing rubber D. The mechanical reaper B?

S.S.
Ohh 6 D?

S.S.
6. The first fully developed American factory system emerged in the _______ industry. A. sugarcane B. distilling C. textile D. iron A?

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