# Questions Asked onMay 6, 2019

1. ## Science

Explain why narrow Leaves still do their job well?

2. ## history

Which names the policy of remaining separate from the affairs of other countries or groups? isolationism neocolonialism survivalism imperialism

3. ## physics

what is the resistivity of a cylindrical materia wire whose 1.0 length has a resistant of 2.0ohm the diameter of the wire is 0.5mm

4. ## Physics

What is the relationship between area and volume expansivity ? That is what is the formula connecting area and volume expansivity?

5. ## Science

Which choice describes how energy is transferred at the particle level through the process of conduction? A. The fast-moving particles in the colder material collide with the slow-moving particles in the hotter object. The collisions transfer energy from

6. ## Chemistry

How Many Moles Of H2O Are Required To Produce 4.5 Moles Of HNO3 According To The Following Reaction: 3NO2+H2O = 2HNO3+NO

7. ## English

Based on events in Chapter 8, what can the reader most likely conclude about the relationship between Moon Shadow and the boys in the tenement house?

8. ## Maths

When the Polynomial p(x)=ax^3+5x^2+bx-2 where a and b are constants is divided by 2x^2+3x-2, the remainder is 9x-6. (I) Find the values of a and b (II) Using these values of a and b, factorize p(x) completely (III) Find the remainder when p(x) is divided

9. ## math

i come on here to check answers The chart below shows the possible options for beverages, eggs, and bread at a breakfast bar. Which tree diagram correctly shows the possible breakfast choices? A three column table is shown.· The first column is titled

10. ## Geometry

In the diagram, EF is the median of trapezoid ABCD. If AB = 5x - 9, DC = x + 3, and EF = 2x + 2, what is the value of x?

11. ## History

How did Maryland's political status during the Civil War reflect that of other border states? President Lincoln suspended habeas corpus to keep Maryland in the union. Maryland was a slave state that remained part of the union. Most of the battles of the

12. ## Chemistry

50.0 mL of 0.18 M NH3 with 5.0 mL of 0.36 M HBr. Kb of NH3 is 1.77 x 10-5 Calculate pH I don't know where to begin

13. ## physics

A tube of uniform cross sectional area closed at one end contain some dry air which is sealed by a thread of Mercury 15.5cm long.when the tube is held vertically with the closed end at the bottom the air column is 22.0cm long, but when it is held

14. ## Careers

Agriculture,life sciences,geo, maths lit,lo Can I study nursing, with those subject

15. ## social studies

Drag and drop events in Indochina leading up to the Vietnam War. Put them in the correct order from the most distant past (at the top) to the most recent (at the bottom). 1. France colonizes Indochina. 2. Vietnamese communists declare independence.

16. ## Algebra 2

Dante is making a necklace with 18 rows of tiny beads in which the number of beads per row is given by the series 3+10+17+24+... a. If you were to write this series in summation notation, give i. the lower limit of the sum ii. the upper limit of the sum

17. ## Art

Which of the following items are functional art? A. Stone B. Vase ( my Choice ) C. A paper clip D. A rag

18. ## maths

A cylindrical container has a base area of 150cm. It is filled with kerosene up to a height of 9cm. Find the volume of kerosene in the container?

19. ## Science

1. if a kestrel eats a mouse that eats grass, the kestrel is _______? a-producer b-second level consumer *** c-first level consumer d-decomposer 2. Which of the following best explains how producers in a food web obtain nitrogen? a-animals feed on plants

20. ## Math

If someone ate 1/8 of 3/4 a pizza, what fraction did he eat of a whole pizza

21. ## Math

solve the following inequalities and write the final answer in interval notation.for unions use lower case u eg.(1,3)u(9,10) 1. 5x-12

22. ## math

A glass cylinder with a radius of 7cm has water up to a height of 9cm. A mental cube of 5 1/2cm edge is immersed in it completly.calculate the height by which the water rises in the cylinder.

23. ## chemistry

How many joules of heat energy are required to raise the temperature of 20 grams of water by 50°C?

24. ## History

Which of these actions did President Lincoln take at the beginning of the Civil War? He declared martial law throughout the nation. He imprisoned congressional representatives from the South. He issued a declaration of war without the consent of Congress.

25. ## physics

A proton moves at a speed of 5.9 × 107 m/s at right angles to a magnetic field with a magnitude of 0.095 T. Find the magnitude of the acceleration of the proton. Answer in units of m/s 2 .

26. ## math, calculus

Consider the function h(x)=ex. Determine the equation for the tangent line at x = 1. All values must be exact (no decimal values)

27. ## physics

A uniform plank PQ is 10m long and weighs 2.5KN. A downward force of 10N is 2M from the end P and upward forces of 5N, 3N and 8N act at end 6m from P and 10M from A respectively. What is the magnitude direction and position of the force necessary to

28. ## physics

describe an expirement to determine the specific heat capacity of the metal . state the precaution that should be taken and show how the results in calculated from the measurement made?

29. ## physics

A square, single-turn coil 0.20 m on a side is placed with its plane perpendicular to a constant magnetic field. And emf of 18mV is induced in the coil winding when the areas of the coil decreases at the rate of 0.10 m^2/s. What is the magnitude of the

30. ## Engineering

The maximum retardation of a lift is 3m/s squared. Calculate the shortest time required to bring it to rest from a speed of 9m/s. What is the distance travelled in this timr

31. ## Math

an agriculture field is rectangular with dimensions 100m by 42m. A 20m deep well of diameter 14m is dug in corner of field and the earth taken out is spread evenly over the remaining part of the field .find the increase in the level of the the field.

32. ## Statistics

x3 = −16.2 + 4.0x1 + 9.4x4 − 1.3x7 Suppose that n = 14 data points were used to construct the given regression equation and that the standard error for the coefficient of x4 is 0.963. Construct a 90% confidence interval for the coefficient of x4. Find

33. ## Math

Help How do I do this! (-7w^2 - 2w - 1) - (-5w^2 + 3w - 2)

34. ## math

DOUBLE CHECK MY ANSWER PLEASE which situation allows you to have the most saved? - having a set amount aside for savings each time you are paid. - having a set minimum or percentage for savings whichever is greater. - having a percentage set aside for

35. ## Math

If 2/3 of a cup of juice gives you 120% of your daily value of vitamin C, what percent of your daily vaulue of vitamin C will you get in 1/2 cup of the juice? What would the equation be? I got 2/3 times 120x = 1/2

36. ## social studies

what economic sytem focused on exports and acquiring precius materials? a. capitalism b. mercantilism c. market econonomy d. traditional economy

37. ## chemistry

5.0g of a mixture of caco3 and caO liberated 1.32g of carbon(4) oxide on strong heating . what is the percentage of Cao in mixture?(c=12,O=16,Ca=40)?

38. ## Maths

y=is partly constant and partly varies e.g x=a and when=5,y=8,when x=6y=4 A.find the value of y when x=15 B.find x when y =20

39. ## Maths

If you eat 1/6 of a pizza then later eat another 5/12 how much have you eaten?

40. ## English

more answers about why doctors should be allowed to practise and prescribe medicine in hospital and in clinics

41. ## Social Studies Repost for Someone

This was originally posted on the thread of another student. What was the Constitution of Seventeen Articles? A. an agreement with China B. a set of guiding principles C. a new law code D. an agreement unifying the clans of Japan Ms. sue before you ask

42. ## Math

Erika is weaving a wool blanket. So far, she has used 10 balls of wool and has completed 5/8 of the blanket. How many more balls of wool will Erika need to finish the blanket? How would I set up an equation to find the number of balls of wool Erika need to

43. ## Math

A flock of geese on a pond was being observed continuously. At 1:00pm, 1/5 of the geese flew away. At 2:00pm, 1/8 of the geese that remained flew away. At 3:00pm, 3 times as many geese has had flown away at 1:00pm flew away, leaving 28 geese on the pond.

44. ## Life orientation

Mention the role players involved

46. ## social studies

When did most nations in Southeast Asia gain independence from European powers? A. after the Cold War B. during the Japanese occupation C. before World War II D. during the Vietnam War**************************

47. ## Math - Repost for Ocean

help me plz...–5 + x = 14 Add 5 to both sides. 0 0 posted by ocean today at 2:31pm

48. ## math

I don't use this website to cheat but can someone tell me how to find the MAD (mean absolute deviation)

49. ## social studies

Drag and drop events in Indochina leading up to the Vietnam War. Put them in the correct order from the most distant past (at the top) to the most recent (at the bottom). 1. France colonizes Indochina. 2. Vietnamese communists declare independence.

50. ## Math

The graph of f(x)=sin(x) is transformed into a new function, g(x), by stretching it vertically by a factor of 4 and shifting it 3 units to the right. What is the equation of the new function g(x)?

51. ## Life orientation

Six suggestions on how to address the examples of human rights violation and discrimination

52. ## chemistry

A chemist has a solution of NaOH 4 mol/L and wishes to prepare 500 mL of a Solution at 3 mol/L. What volume should it use from the 4 mol/L solution?

53. ## physics

An electron in a vacuum is first accelerated by a voltage of 15600 V and then enters a region in which there is a uniform magnetic field of 0.689 T at right angles to the direction of the electron’s motion. What is the force on the electron due to the

54. ## Art

Which of the following best explains why a colorful tulip is not typically viewed as a work of art. A. Tulips cant be displayed in a gallery B. Tulips are not lasting objects C. Tulips do not have abstract patterns D. Tulips are not human made

55. ## math

Estimate the sales tax and final cost of a book that costs \$12.95 with a sales of 6%.

56. ## history

Look at the timeline. Which of the following best describes the theme of the timeline? A. the fall of the Roman Empire B. the Reformation in Europe C. the Age of Charlemagne D. the spread of the Catholic faith

57. ## Gt Language Arts

1. List some important ideas that Dragonwings includes. Why did you choose those ideas? 2. Tell how using a Reading Role helped you understand the book. The reading roles are described in the link on Unit 4, Lesson 4, slide 6, number 5

58. ## Phys Sci

determine the isotope produced in the beta decay of iodine-131 an isotope used to check thyroid gland function

59. ## physics

assume the specific heat capacity of water is 4.25lgk or 4200kj how many Joule is required to raise the temperature of 500g of copper 400jkg

60. ## LO

Why bother teach indigenous language

61. ## calculus

Consider the function h(x)=e^x. Determine the equation for the tangent line at x = 1. All values must be exact (no decimal values)

62. ## English

What is the theme in the short story "The lampshade vendor" ? If I have to put something down I would say curiosity

63. ## social studies

Why were the Olympic Games held the first time?

64. ## Physics

A bullet of mass m=0.05kg embeds itself in a block of mass M=1.2kg, which attached to a spring of force constant k=245N/m. If the initial speed of the bullet v0=1.32m/s, find the maximum compression of the spring

65. ## math, calculus

A radioactive isotope has a half life of 25 years. There was 100 mg of the isotope in 2005. (a) Find an expression for the amount of the isotope, A(t), that is still active using time t, measured in years since 2005. Your expression must be of the form

66. ## History

How did Ronald Reagan hope to help the economy with his Reaganomics plans? A. by increasing loans to existing businesses to allow them to decrease prices B. by cutting funding to federal programs and requiring Americans to contribute more to maintain the

67. ## Math

12 red 8 blues 4 Greens. Ratio of blue ro red, simplified

68. ## math

-y^(-1) = 1/2x^2 - 3/2 How to simplify this to y equals? Getting rid of the exponent?

69. ## Chemistry

A solution is prepared by adding 50ml of 0.050M HCl to 150 ml of 0.10M HNO3. Calculate pH

70. ## social studies

What is the practice of sending children to live away from home to work to earn money for their families called

71. ## chemistry

Consider the following equation: 4 NH3 (g) + 5 O2(g) 4 NO (g) + 6 H2O(g) (a) How many liters of oxygen are required to react with 2.5 L NH3 ? Both gases are at STP.

72. ## chemistry

1. Acids are substances that produce hydrogen ions (H+) when dissolved in water. Lemon juice is an example of an acid. A.What does lemon juice taste like? B.What does it feel like if lemon juice gets in your eye? 2. Bases are substances that produce

73. ## Chemistry

4 Fe + 3 O2 -> 2 Fe2O3 1. If I react 3.00g Fe and 5.75g O2, what is the theoretical yield? 2. If I’m only able to produce 3.5g, what is my percent yield? 3. If I try again, and get a 95.0% yield, what is my actual yield? For the theo yield I got

74. ## Chemistry

Calculate the mass of water produced when 3.94 g of butane reacts with excess oxygen. Butane, C4H10, reacts with oxygen, O2, to form water, H2O, and carbon dioxide, CO2, as shown in the following chemical equation: 2C4H10(g)+13O2(g)→10H2O(g)+8CO2(g)

75. ## English

Hurry! says the father, Time to go to bed! Slowly, says the darkness, You can talk to me... =============================== It is from a poem. Q1: Why do we have to put 'the' before 'father' and 'darkness'? Q2: Can't we say as follows? Hurry! the father

77. ## Math

Question(1):A G.P has a common ratio of 2 find the value of 'n' for which the sum 2n terms is 33 times the sum of n

78. ## Economics

Why south African government provided ng

79. ## Science

Hey. I have a Question about science just to see if the people on this site are actually here for help or cheating after reading some responses. If you google this answer it is fine I just want to know. The name of the first species of "Man" on Earth was

80. ## physics

A crate of mass 20kg was moved up a rough plane inclined at 60° to the ground. If the crate was moved up a distance of 5m after 10secs, determine the total work done?

81. ## physics

A spring s, is fimly fixed at one end A and allowed to lie parallel to a plane inclined at 60° to the horizontal. If a body of mass 30kg is placed gently at the free end of the spring. Calculate the maximum compression of the springs if (i) the plane is

82. ## Psychology

Explain how the Elizabethan Poor Laws have influenced U.S. social welfare policy in the past and present, and explain how the settlers were both victims and perpetrators of this. What were the explicit and implicit purposes of these laws? Use the NASW Code

83. ## Chemistry

Calculate the relative concentrations of phenol (Ka = 1.05 x 10-10) and phenolate ion in a solution with 0.05 M total phenol (pH = 7.5). PLEASE HELP

84. ## Chemistry

Calculate the relative concentrations of phenol (Ka = 1.05 x 10-10) and phenolate ion in a solution with 0.05 M total phenol (pH = 7.5).

85. ## Maths

When the polynomial f(x)=(p-1)+x^3+px^2+qx+r, where p, q is divided by (x+2) and (x-1) the remainders are -5 and 4 respectively. If (x+1) is a factor of f(x), find the value of p, q and r, hence factorize f(x) completely.

86. ## English

Please can you explain this type of stress to me: In the following options lettered A to D, all the words except one have the same stress pattern. Identify the one with the different stress pattern. A. sanctify B. promising C. notify D. organic?

87. ## Economics

What is the south African government providing and to whom

88. ## Physics

What is the angle that the earth moves in its orbit during the winter in the radians?

89. ## Chemistry

if 465cm cube of so2 can diffuse through a porous partition in 30sec how long will (a) an equal volume (b) 630cm cube of hydrogen sulphide take to diffuse through the same partition

90. ## social studies

1. When did most nations in Southeast Asia gain independence from European powers? A. after the Cold War B. during the Japanese occupation C. before World War II D. during the Vietnam War 2. Drag and drop events in Indochina leading up to the Vietnam War.

91. ## Algebra

Find the degree of -5w^3 -4w^2 +7w + 16. I don't understand.

92. ## Social Studies ASAP

How was the conflict in Afghanistan different from other conflicts in the region for the United States? I don't exactly get the question. Can you help? Thx!