bella

Popular questions and responses by bella
  1. world history

    Read the sentence. A French intellectual of the Enlightenment period was known as a _[blank]_. Which most accurately completes the sentence? philosophe coup d’etat carte blanche bourgeois

    asked on December 19, 2019
  2. mth 157

    Matt has four times as many stickers as David. How many stickers mush Matt give Davis so that they will each have 75 stickers? I am so bad at these problems, please help!

    asked on July 10, 2015
  3. Maths

    A speed camera takes two photographs of a car. Photo 2 was taken 0.5 seconds after Photo 1. Marks on the road are 0.8 meters apart. Calculate the average speed of the car in m/s.

    asked on February 2, 2017
  4. Math

    In a class of 83 students, 72 are present. What percentage of the students are absent? Provide answer up to two significant digits. a. 12 b. 13 c. 14 d. 15 What I did is I subtracted both 83 and 72 which is 11 and I put it as proportions. I put x as a

    asked on October 6, 2017
  5. physics

    A roller coaster at an amusement park has a dip that bottoms out in a vertical circle of radius r. A passenger feels the seat of the car pushing upward on her with a force equal to six times her weight as she goes through the dip. If r = 20.0 m, how fast

    asked on October 23, 2010
  6. Algebra

    15. At Generic High School, in the year 2001, there were 20 students per every computer. In 2008, there were 4 students per computer. Write two ordered pairs to represent the ratio of student to computer. (Let x equal the number of years since 2000.) Let x

    asked on June 30, 2020
  7. chemistry

    When aqueous solutions of sodium sulfate and lead (II) nitrate are mixed lead sulfate precipitates out of soultion. Calculate the mass of lead (II) sulfate that should form when 1.25 L of 0.0500 M Pb(NO3)2 and 2.00 L of 0.0250 M Na2SO4 are reacted

    asked on February 21, 2012
  8. geometry

    Use the following information to answer the question. Triangle ABC has side lengths AB=16, BC=13, and AC=7. Triangle DEF has side lengths DE=4, EF=3.25, and DF=1.75. Janna needs to prove △ABC∼△DEF. Which methods can she use to help her prove the

    asked on January 15, 2020
  9. History

    What is the significance of the Bill of Rights? The Bill of Rights was the first instance of establishing a representative democracy. The amendments constitute the government’s recognition of naturally occurring rights and liberties. The amendments

    asked on April 25, 2018
  10. Algebra 1

    A baseball is thrown into the air with an upward velocity of 30 ft/s. Its height h, in feet, after t seconds is given by the function h=-16t^2+6. How long will it take the ball to reach its maximum height? What is the ball's maximum height? What is the

    asked on February 26, 2018
  11. geometry

    Under a dilation, triangle A(0,0), B(0,3), C(5,0) becomes triangle A′B′C′. The scale factor for this dilation is 3. What is the length of A′B′, in inches? 12? I have looked at khan academy videos and still don't understand it. Please help me!

    asked on January 15, 2020
  12. chemistry

    Consider a sample of 10.0 g of the gaseous hydrocarbon C2H6 to answer the following question: How many carbon atoms are present in a 10.0 g sample? (The question is asking for the number of carbons in the sample, not the molecule). When answering the

    asked on December 27, 2019
  13. history

    Most recent evidence suggests that about 200 American Indians were killed at Little Big Horn, while 268 cavalry were killed. How does this compare to the dispatches released in 1876 by the New York Times? Why do you think these numbers might have been

    asked on June 21, 2020
  14. world history

    What important idea, which served as the foundation of the United States Constitution, was based on precedents set by the Magna Carta? citizen election of the monarchy the right to a fair and speedy trial the right to vote for all men and women freedom of

    asked on December 19, 2019
  15. Physics

    A diver can reduce her moment of inertia by a factor of about 3.5 when changing from a straight position to a tuck position. If she makes two rotations in 1.5s when in the tuck position, what is her rotational speed (rot/s) when in the straight position?

    asked on April 20, 2010
  16. world history

    Who served as chief editor of the Encyclopédie (Encyclopedia), one of the principal works of the Age of Enlightenment? Denis Diderot John Locke Adam Smith Jean-Jacques Rousseau

    asked on December 19, 2019
  17. physics

    A window washer pushes his scrub brush →− up a vertical window at constant speed by applying a force F as shown in Fig. P5.74. The brush weighs 15.0 N and the coefficient of kinetic friction is μk = 0.150. Calculate (a) the magnitude of →− the

    asked on February 27, 2013
  18. Art

    What are the advantages and disadvantages of post and lintel construction and where can it be seen in architecture today

    asked on May 9, 2012
  19. geometry

    Triangle DEF where angle E is a right angle. DE measures 55. EF measures x. Angle D measures 49 degrees. What is the value of x rounded to the nearest hundredth? Type the numeric answer only in the box below.

    asked on February 8, 2015
  20. Algebra 2

    Times for an ambulance to respond to a medical emergency in a certain town are normally distributed with a mean of 450 seconds and a standard deviation of 50 seconds. Suppose there are 160 emergencies in that town. In about how many emergencies are the

    asked on December 6, 2016
  21. pre-algebra

    the two triangles are similar. what is the value of x. Be sure to explain your steps 10 inches 4 inches and 20 inches x inches I'm not sure how to find X

    asked on March 15, 2018
  22. chem

    a sample of gas has a volume 8 liters @ 293 degree kelvin & 700 torr what will volume be at STP?

    asked on August 13, 2012
  23. chemistry

    How many mol of PCl5 are in 0.17 g of PCl5? 2.56 × 10–3 mol of PCl5 3.81 × 100 mol of PCl5 3.54 × 101 mol of PCl5 8.16 × 10–4 mol of PCl5 the second one?

    asked on January 22, 2020
  24. physics

    a bullet with a mass of 6.00 g is fired through a 1.25 kg block of wood on a frictionless surface. the initial speed of the bullet is 896 m/s, and the speed of the bullet after it exits the block is 435 m/s. at what speed does the block move after the

    asked on February 21, 2009
  25. chemistry

    Which of the following best explains why the bonds in ammonia (NH3) are polar covalent? A. Nitrogen has a greater number of isotopes than hydrogen. B. Nitrogen has a greater electronegativity value than hydrogen. C. Nitrogen has a mass number that is 14

    asked on January 22, 2020
  26. chemistry

    Carbon dioxide (CO2) reacts with water (H2O) to form carbonic acid (H2CO3). Which equation demonstrates the law of conservation of matter for this reaction? A. 2 CO + H2O —> H2CO3 B. CO2 + H2O —> H2CO3 C. CO2 + 2 H2O —> 2 H2CO3 D. 2 CO2 + 2 H2O —>

    asked on January 22, 2020
  27. chemistry

    Pure water and sodium chloride crystals are both poor conductors of electricity by themselves. However, if sodium chloride crystals are dissolved in pure water, the solution becomes a good conductor of electricity. How does this phenomenon demonstrate the

    asked on January 22, 2020
  28. Spanish

    If you wanted to say that something happened but you didn’t want to state who did it, which sentence would you say? Juana y Alberto se escribían poemas antes de casarse. Rosa y Gustav bailan salsa. Me compré un boleto de ida y vuelta. Arturo, aquí

    asked on January 21, 2020
  29. Algebra

    if the number of professors in a college is p and the number of students s and there are 19 times as many students as professors, write an algebraic equation that shows the relationship Thanks for the help!

    asked on August 2, 2015
  30. history

    Jackson defended the spoils system by claiming that it prevented a. partisan politics b. control of government by the rich c. minority rule d. an imbalance of power B

    asked on February 21, 2009
  31. Physics

    There are six books in a stack, and each book weighs 5 N. The coefficient of static friction between the books is 0.2. With what horizontal force must one push to start sliding the top 5 books off the bottom one. my answer is 3N but i don't think that's

    asked on February 20, 2009
  32. math riddle ALGEBRA WITH PIZZAZZ

    What did the Spanish Farmer say to his chicken?

    asked on September 14, 2008
  33. chemistry

    An unknown substance has been shown to have ionic bonds. Which of the following is most likely a property of this substance? A. low pH B. low boiling point C. high malleability D. high solubility in water d?

    asked on January 22, 2020
  34. Math

    Insert +, -, x, or + symbols to make each statement true 17?2?3?8=3 33?3?2?5=1

    asked on August 31, 2016
  35. genetics math

    2. Genotypes of leopard frogs from a population in central Kansas were determined for a locus (M) that encodes the enzyme malate dehydrogenase. The following numbers of genotypes were observed: Total sample studied = 107. Genotype Number M1M1 20 M1M2 45

    asked on October 25, 2015
  36. Statistic

    Below are listed the numbers of doctors in various specialties by gender. Pathology Pediatric Psychiatry Male 12,575 33,020 27,803 Female 5,604 33,351 12,292 Choose 1 doctor at random. (a) Find the probability of choosing a Pathologist or a female? b.)

    asked on March 24, 2013
  37. Chemistry

    Magnesium nitrate reacts with lithium sulfate in a double replacement reaction. You have 3.45 g of lithium sulfate and 275 mL of magnesium nitrate. Calculate the molarity of the Magnesium nitrate solution in the reaction.

    asked on February 21, 2012
  38. Algebra (urgent!)

    Let P be (-3,7) and Q be (5,-12) Find the point T on line segment PQ such that PT/TQ = 1/3 How would I go about solving this problem? Thank you so much!

    asked on January 14, 2009
  39. history

    What is a similarity between indigenous peoples of Paraguay and those of the US? a) Both countries have nineteen recognized indigenous groups. b) An indigenous language is the official language of each country. c) The indigenous population of each country

    asked on January 21, 2020
  40. world history

    Who was the radical leader of the French Revolution, in a position of power in the National Convention and the Committee of Public Safety, responsible for mass killings during the Reign of Terror? Napoleon Bonaparte Jean-Paul Marat Maximilien Robespierre

    asked on December 19, 2019
  41. Math (Helping my brother)

    Kyle types college reports for $2.15 per page. He also charges $5 to cover the cost of supplies. Write an expression for total earnings for typing a report of p pages. Then evaluate the expression for a 28-page report. A) 2.15p + 5; $60.20 B) (2.15 + 5)p;

    asked on November 14, 2017
  42. History

    Which of these values was central to the Transcendentalist writers? Connection with nature Connection with urban life Patriotism for the United States Charity for the poor (I'm thinking either A or C)

    asked on April 26, 2017
  43. math

    Find the number of terms in an AP given that its first and last terms are A and 37A respectively and that its common difference is 4A?

    asked on January 17, 2017
  44. math

    The diameter of Sheree's bicycle wheel is 0.705 m. Caculate how many turns the bicycle wheel will make if she rides the bicycle 1 km. So far I've found out that the circumference of the wheel is C=πd =3.14(0.705) =2.2137 m

    asked on December 2, 2016
  45. MATH

    What are the odds in favor of randomly drawing the letter C from the letters in the word CANADIAN?The odds are from ____ to _____

    asked on August 23, 2015
  46. Poem/Daybreak in Alabama

    In Hughe's Poem whichof the following things is not something the composer says he is going to put into his music? a. tall trees b. swamp mist c. the smell of red clay after rain d. the scent of pine needles B to what does Hughes compare the color of

    asked on February 17, 2009
  47. Algebra

    At Generic High School, in the year 2001, there were 20 students per every computer. In 2008, there were 4 students per computer. Write two ordered pairs to represent the ratio of student to computer. (Let x equal the number of years since 2000.)

    asked on June 15, 2020
  48. chemistry

    What is the VSEPR shape of NBr3? I think its trigonal pyramidal

    asked on May 19, 2020
  49. Spanish

    Elvira está aprendiendo a montar en bicicleta pero no tiene su casco. No debe hacerlo sin su casco. Por favor, no _[blank]_. ¿Qué palabra o frase completa la oración con el mandato informal negativo correctamente? 1. le permitas 2. permíteselo 3.

    asked on January 21, 2020
  50. geometry

    Based on your observation of this theorem and image, the symbol representing the conclusion is ___________ shown. Never always sometimes rarely sometimes?

    asked on January 16, 2020
  51. math

    the stem-and-leaf plot shows the height, in inches, of the players on two different basketball teams. How many players on each team are less than 70 inches tall? Heights of Players In inches Austin College Barton College Leaf Stem Leaf 6 7 8 8 9 6 4 6 8 1

    asked on May 31, 2017
  52. Calculus

    A box with square base and rectangular sides is being designed. The material for the sides costs 20 cents per square inch and that for the too and bottom costs 10 cents per square inch. The box is to hold 150 cubic inches. What dimension of the box will

    asked on June 29, 2016
  53. chemistry

    What volume of 1.25M HCl in liters is needed to react completely (with nothing left over) with 0.750L of 0.500M Na2CO3?

    asked on April 7, 2014
  54. Physics

    i'm having trouble with this Which of the following statements about floating objects is correct? a. the object's density is greater than the density of the fluid on which it floats b. the object's density is equal to the density of the fluid on which it

    asked on February 20, 2009
  55. Another Algebra (urgent!)

    Find A if the graph of the equation Ax + 3y = 5 is parallel to the graph of 5x - 2y = 4 I tried to solve the problem, but I couldn't really get a good answer. Thanks!

    asked on January 14, 2009
  56. chemistry

    Which compound has trigonal planar geometry? A. CHCl3 B. NH3 C. BCl3 D. HCN D?

    asked on January 22, 2020
  57. chemistry

    Sulfur and oxygen form two polyatomic ions: SO32− and SO42−. What is the name of SO32−? sulfate sulfite sulfur dioxide monosulfur dioxide #4?

    asked on January 22, 2020
  58. history

    Priests in most Catholic churches, such as those in the United States, face east toward the holy city of Jerusalem. Why do the churches in the town of Potosi face south toward Cerro Rico? so that parishioners can more safely enter the church so that the

    asked on January 8, 2020
  59. Social Studies

    Which of the following best describes the purpose of government? A. to make trade deals with other countries B.to maintain law and order in a country C. to ensure everyone has a job D. to determine the boundaries between countries

    asked on November 26, 2018
  60. History

    At the beginning of the French Revolution, members of the Third Estate pledged to continue meeting and defying Louis XVI’s order until a new democratic form of government was in place. What was the name of this oath? Hippocratic Oath Ironclad Oath Tennis

    asked on April 25, 2018
  61. History

    What were the environmental consequences of industrialization in the American Northeast? Destruction of citrus crops Spread of malaria Pollution of the Pacific Ocean Removal of large tracts of trees

    asked on April 11, 2017
  62. Science

    2. Contrast the metric units of distance, time, and speed. Describe the relationship between them.

    asked on October 23, 2012
  63. Algebra

    The relationship between Celsius(C)and Fahrenheit (F) degrees of measuring temperature is linear. Find an equation relating the two if 1o degrees C corresponds to 50 degrees Fand 50 degrees F and 30 degrees C corresponds to 86 degrees F. Use the equation

    asked on October 9, 2011
  64. geometry

    D is between C and E. CE = 6x, CD =4x+8, and DE=27. Find CE.

    asked on September 20, 2010
  65. algebra

    Classify this system of equations: 5x + y = 19 x + 5y = 23 a) consistent, independent b) inconsistent c) inconsistent, dependent d) dependent Would elimination or substitution be the way to solve this? I tried both ways and I either got a negative or a

    asked on February 26, 2009
  66. chemistry

    An unknown substance has been shown to have metallic bonds. Which of the following is most likely a property of this substance? A. low melting point B. high conductivity C. low pH D. high solubility in water is it B?

    asked on January 22, 2020
  67. chemistry

    If a polyatomic ion is made of halogen and oxygen atoms, what form would one take if it had the fewest atoms? This form would get only an -ate suffix. This form would get a hypo- prefix and an -ite suffix. This form would get a per- prefix and an -ate

    asked on January 22, 2020
  68. chemistry

    How does Avogadro’s number relate to the atomic mass and moles of an element? 1. Avogadro’s number can be used to convert the atomic mass of an element to the mass of one mole of that element. 2. The atomic mass of an element can be used to convert

    asked on January 22, 2020
  69. world history

    From 1793 to 1794, the Committee of Public Safety took control of France’s government and used the guillotine to execute suspected enemies of the French Revolution. This time period is known as the _[blank]_. Which option most accurately completes the

    asked on December 19, 2019
  70. world history

    What was the significance of Patrick Henry’s “Give me liberty, or give me death” speech? It represented opposition to the Continental Congress. It encouraged soldiers in the French and Indian War. It inspired the Sons of Liberty to attack Boston. It

    asked on December 19, 2019
  71. spanish history

    Whereas the US did not lose any land as a result of wars with its neighbors, Bolivia lost its coastline and became a landlocked country. What was the name of that war and the country that acquired Bolivia’s lost territory? The Great Rebellion, Spain The

    asked on December 19, 2019
  72. Math help!

    Which of the following is the domain of the function {(3,6),(5,7),(7,7),(8,9)} 1. {3,5,7,8} 2. {6,7,9} 3. {(6,3),(7,5),(7,7),(9,8)} 4. {1,3,5,7,9} Is the following relation a function? {(0.3,0.6),(0.4,0.8),(0.3,0.7),(0.5,0.5)} 1. Yes 2. No 3. Cannot be

    asked on November 6, 2018
  73. Please answer ss

    15. the United States used diplomats to broker peace agreements in which of these countries? A. Israel, Northern Ireland B. Nicaragua, Somalia C. South Africa, India D. North Korea, Poland

    asked on April 16, 2018
  74. physics

    A 25-kg child sits at the top of a 4-meter slide. After sliding down, the child is traveling at 5 m/s. How much PE does he start with? How much KE does he end with? How much energy is lost to friction? if you push a box across the floor with a force of 30

    asked on February 27, 2017
  75. MTH 156

    A crew consists of 1 apprentice, 1 journeyman, and 1 master carpenter. The crew receives a check for $6900 for a job they finished.A journeyman makes 300% of what an apprentice makes and a master carpenter makes make 250% of what a journeyman makes. How

    asked on August 7, 2015
  76. English Essay- The Great Gatsby

    I am writing a literary essay about The Great Gatsby. My claim is "money cannot buy you happiness" I am working on the Literary device paragraph right now but I can't seem to find a motif/symbol in the story that can prove my claim. Help please!

    asked on December 6, 2014
  77. English

    Instead of toilet training her son at 18 months of age as her mother recommends, Melissa is waiting until her son is emotionally ready to begin toilet learning. How will Melissa know when her son is emotionally ready?

    asked on July 18, 2012
  78. math

    I am trying to simplify these ratios: $2 : 50c 1.2m : 80cm

    asked on August 2, 2011
  79. Algebra 1

    Candy worth $2.45 per pound is mixed with candy worth $2.30 per pound.How much of each kind of candy must be used to have 30 pounds of a mixture worth $2.35 per pound?

    asked on June 28, 2011
  80. Algebra (urgent!)

    A line has the equation x = my + b for some real nonzero constants m and b. a. In terms of m and/or b, what is the x-intercept of this line? b. In terms of m and/pr b, what is the slope of this line? I have no idea how to solve this, so please walk me

    asked on January 14, 2009
  81. Tourism

    Types of commercial accomodations that are likely to survive in Ghana after COVID-19 and those that may not survive and justify your answer

    asked on June 10, 2020
  82. math

    An angle measures 51 degrees. What is the measure of its supplement?

    asked on April 21, 2020
  83. Biology

    A plant cell that lacks chloroplasts will not 1) give of oxygen 2) take in food 3) give of carbon dioxide 4) take in water I chose number 2 but when I looked in the answer key it said 1. Could you please explain me why it is number 1 instead of 2.

    asked on March 28, 2020
  84. English

    What would be a good topic for a compare and contrast essay? I need some ideas please!

    asked on February 3, 2020
  85. chemistry

    Which of the following has the fewest valence electrons? A. nitrogen (N) B. boron (B) C. lithium (Li) D. fluorine (F) is it C?

    asked on January 22, 2020
  86. chemistry

    What is the molar mass of acetic acid (HC2H3O2)? (NOTE: H = 1.008 amu, C = 12.011 amu, O = 15.999 amu) 120.1 g/mol 30.0 g/mol 58.0 g/mol 60.0 g/mol is it 58.0 g/mol?

    asked on January 22, 2020
  87. history

    In Bolivia, what is the significance of the angle of a bowler hat on a woman’s head? It shows the woman’s marital status. It communicates the woman’s age. It indicates whether the woman is wealthy or poor. It specifies in which region of Bolivia the

    asked on January 8, 2020
  88. history

    After Bolivia gained its independence, many new buildings were constructed in the neoclassical style. Which US building is an example of neoclassical style? the Gateway Arch because of its use of stainless steel the Empire State Building because of its

    asked on January 8, 2020
  89. spanish history

    Mining of precious metals was prevalent in the Spanish colonies, in contrast to the British colonies of North America, where it wasn’t until the mid-nineteenth century that California experienced a gold rush. After the Spanish conquest of the Inca in

    asked on December 19, 2019
  90. history

    Many of the European countries founded colonies in the Americas during the colonial period. Which country founded cities in what is now Bolivia and the US in the sixteenth and seventeenth centuries? Peru Spain Mexico Portugal

    asked on December 19, 2019
  91. world history

    Which are aspects of both the Magna Carta and the United States Constitution? select all that apply Both removed the influence of religion on society. Both placed limits on government. Both strengthened the powers of the king or president. Both protected

    asked on December 19, 2019
  92. math

    Write the general solution to y = arcsin 0.

    asked on April 16, 2019
  93. LA

    Which of the following is the best purpose for reading A Surprising Point of View? (1 point) to learn about a subject to make a decision to complete of task to be entertained

    asked on June 5, 2018
  94. Math

    1. What are the mean, median, mode of the Data sets given the altitude of lakes in feet:- 12,-9,-14,-39,-49,-49,-18, and -43? A. Mean=-28.5,median=-29.1,Mode=-49,range= 40* B. Mean=-29.1, median=-49, Mode=-28.5,range= 41 C. Mean=-49,median=-29.1,

    asked on March 1, 2018
  95. math

    Different sizes of ribbon need to be cut to go around various shapes. All of the following sizes are in inches. √3 2√3 √5 (a) Without using your calculator, approximate the decimal equivalent of each number to the nearest tenth. (b) Order the ribbon

    asked on May 16, 2017
  96. Algebra 2

    Select Yes or No to state whether each data set is likely to be normally distributed. the numbers on the jerseys of the players in a basketball league my answer:yes the heights of the players in a basketball league my answer:yes the lengths of the

    asked on December 6, 2016
  97. Math

    a local government had an employee reduction and lost 1/9 of their employees. If 176 of its employees were left after the reduction how many employees were there originally?

    asked on August 2, 2015
  98. Geometry

    The measures, in degrees, of the three angles are x, x+10, and 2x-6. Find the measure of all three angles of the triangle.

    asked on April 8, 2015
  99. L.A.

    1. Which is the best paraphrase of these lines from "New World"? eagles / hie and / hover / above / the plain a)Eagles hurry and hang above the flatland.*** b)Eagles hang in midair and wave their wings. c)Eagles race and rush in an ugly way. d)Eagles soar

    asked on February 25, 2015
  100. Chemistry

    A solution is prepared by dissolving 50.0 g of pure HC2H3O2 and 20.0 g of NaC2H3O2 in 975 mL of solution (the final volume). what is the ph? What would the pH of the solution be if 50.0 mL of 0.900 M NaOH were added? What would the pH be if 30.0 mL of 0.30

    asked on November 12, 2012

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