# Questions Asked onJanuary 6, 2015

1. ## Science

I'm kinda in a rush but take your time!Thx! 1.What was Henri Becquerel studying when he accidentally discovered radioactivity? A.photography B.properties of black light C.properties of X-rays D.solar energy 2.When Marie Curie isolated uranium from

2. ## Language arts

Which of the following passages from the text identifies a key event in the plot A: I'll buy your unexpired time I think between us we could make some fine things you and I B: his feet went out from under him his hands came down on top of the furnace C: by

3. ## physics

Two blocks are placed at the ends of a horizontal massless board, as in the drawing. The board is kept from rotating and rests on a support that serves as an axis of rotation. The block on the right has a mass of 5.4 kg. Determine the magnitude of the

Using the numbers 5, 8, and 24, create a problem using no more than four operations (addition, subtraction, multiplication, division, square, square root, cube, cube root) where the solution will be an irrational number. Explain why the result of your

5. ## LANGUAGE ARTS !! 8TH GRADE

2. Read the following lines of dialogue spoken by Dr. Warren and Johnny in Chapter VI. “My boy,” came the doctor’s gentle voice, “Let me see your hand.” Johnny did not face him. He said nothing.“You don’t want me to look at it?” As long as

The birds "chirped" loudly every morning before sunrise. (1 point) action verb (THIS ONE) helping verb linking verb none of the above

7. ## math

Tyler is thinking of a number that is divisible by 2 and 3. By which of the following numbers must Tyler's number also be divisible? 6? 8? 9? 12?

8. ## math

You plan to construct a brick wall measuring 14.5 ft. in length, 5.5 ft. high, and 0.5 ft. in width. If a brick measures 6 in. x 4 in. x 2 in., how many bricks will you need? (Remember to round up.)

9. ## Foreign Languages

Johnny Tremain Chapter 9: Which of the following characters could be heroic? select all that apply (2 points) A) Dove B) Isannah C) Pumpkin D) Paul Revere I chose A&D are those correct?

10. ## Math

Decide whether the rates are equivalent A. 30 beats per 20 sec, 90 neats per 60 sec B. 15 pages in 20 min., 10 pages in. 15 min

11. ## Math

A punch recipe says to mix 4 cups pineapple juice, 8 cups orange juice, and 12 cups seltzer in order to make 18 servings of punch. A) How many cups of each pineapple juice do you need to make 108 cups of punch? I would appreciate it if you can show me how

12. ## mechanics and heat

A stationary mass explodes in to two parts of masses 0.4 Kg and 4 Kg . if the larger mass has a kinetic energy of 100J ,what is the kinetic energy of the small mass ?

13. ## algebra

The heights of the trees in a forest are normally distributed, with a mean of 25 meters and a standard deviation of 6 meters. What is the probability that a randomly selected tree in the forest has a height greater than or equal to 37 meters? Use the

14. ## math

17. a restaurant has one type of milk that has 2% fat and another that has 7% fat. How many quarts of each type does the restaurant need to make 40 quarts of a milk mixture that 5% fat (1 point) A. 10 lawns B. 50 lawns C. 100 lawns D. 1,000 lawns

15. ## math

a piece of ribbon is cut into two shorter pieces in the ratio 2.8 : 1.25 The difference in the length of the shorter pieces is 80.6 cm. What is the length of the original piece?

16. ## Math

In a triathlon, a contestant swims 5 km, cycles 30 km, and then runs 20 km. In general, a contestant runs at an average speed of x, swimsat an average speed of x/5, and cycles at an average speed of 5x, where x is in kilometres per hour. a) Determine an

17. ## language arts

The young woman Lavinia Lyte sat at last and murmured to herself then to Johnny: "I must talk to toy, Jonathan Lyte tremain" Which of the following best explains why Johnny is so surprised by Lavinia Lyte's statement in this passage? a. Lavinia seems

18. ## L.A

Which of the following statements describes a character acting heroically? A. rab tells johnny about the british expedition to concord. B. lavinia lyte offers to take isannah with her to england C. billy dawes pretends to be drunk in order to get out of

19. ## Literature

Which of the following is a theme the author explores in johnny tremain? select all that apply. Friends and Family The costs of war Fear of failure coming of age I read the story and it seems to relate to all, but I can only pick 2, does anyone know what

20. ## Chemistry

The heat of combustion of bituminous coal is 2.5 x 10^4 J/g. What quantity of coal is required to produce the energy required to convert 100. Pounds of ice at 0.0 degrees Celsius to steam at 100.0 degrees Celsius? Is the answer 5.36 about right. I'm not

21. ## math

Carrie and Krystal are taking a road trip from Greenville to North Valley . Each person has her own map,and the scales on the map are different. A.On Carrie's map, Greenville and North Valley are 4.5 inches apart.The scale on her map is 1 inch=20 miles.

22. ## physics

The small piston of a hydraulic lift has a diameter of 8 cm and its large piston has a diameter of 40cm. The lift raises a load of 15,000 Newtons. A. Determine the force that must be applied to the small piston. B. Determine the pressure applied to the

23. ## Physic~~~

Saturn has a radius of about 9.0 earth radii, and a mass 95 times the Earth’s mass. Estimate the gravitational field on the surface of Saturn compared to that on the Earth. So I was doing this and I got stuck here; gs = G*Ms/Rs² = G*(95Me)/(9²Re²) =

24. ## Health

1. each meal must include a food from each food group in MyPlate A. True B. False Answer True

25. ## Math

Mia buys 3 gallons of gas that costs d dollars per gallon. Bob buys g gallons of gas that costs \$3 per gallon. a) Write an expression for the amount Mia pays for the gas. b) Write an expression for the amount Bob pays for the gas. c) What do the numeral

26. ## math

i can not find the pattern or a rule... write the next three terms and write a rule to describe the number pattern. 0.57, 0.66, 0.75, 0.84

27. ## ap chemistry

calculate the concentration of CO2 in a soft drink after the bottle is opened and equilibrates at 25C under a CO2 partial pressure of 0.0003 atm. c=KP henry's law k=? P=0.0003 atm. how to solve

28. ## Physics

A lunar lander in powered descent at 100 m above the surface of the moon slows down from a velocity of 20 m/s to 0.5 m/s at constant acceleration. Assume that the lander has a mass of 20,000 kg and that burning the fuel does not change the mass. Answer the

29. ## English

Discuss how SQ3R reading strategy is similar to and / or different from the way you read course materials previsously. Explain how using SQ3R improved your comprehension of the course material.

30. ## AP Chemistry

What is the value of w (work) when 1.3 moles of H2 expands from 25 liters to 50 liters against a constant external pressure of 1 atm, then expands further from 50 to 100 liters against a constant external pressure of 0.1 atm? Answer in calories. Answer in

31. ## language arts

What is the significance of the speech James otis delivered at the last meeting of the observers? a. Many of the observers considered oits to be insane by that time b. Oits delivered an inspirational speech about the costs of war and reasons for fighting

32. ## LSAT PREP

A company employee generates a series of five-digit product codes in accordance with the following rules: The codes use the digits 0, 1, 2, 3, and 4, and no others. Each digit occurs exactly once in any code. The second digit has a value exactly twice that

33. ## Vocab

To assume all are the same and to categorize A. Ethnocentrism B. Prejudice C. Stereotype D. Racism

34. ## L.A

Choose the meaning that best describes the word in the italics. *pompous is the word that's in italics. His *pompous* behavior irritated his friends, especially since accomplishments were few and far between. A. sheepish B. arrogant C. unassuming D.

35. ## chemistry

calculate the concentration of CO2 in a soft drink after the bottle is opened and equilibrates at 25C under a CO2 partial pressure of 0.0003 atm. c=KP henry's law k=? P=0.0003 atm. how to solve

36. ## physics

A tugboat pulls a ship with a constant net horizontal force of 5.72 × 103 N and causes the ship to move through a harbor. How much work does the tugboat do on the ship if each moves a distance of 3.11 km ? Answer in units of J.

37. ## physics

A 18.4 kg block is dragged over a rough, horizontal surface by a constant force of 126 N acting at an angle of 34.1 ◦ above the horizontal. The block is displaced 20 m, and the coefficient of kinetic friction is 0.123. The acceleration of gravity is 9.8

You have completed a research project and have come up with some interesting and persuasive content. Although your ideas are spot-on, the format of your final report is difficult to read and a little confusing. This __________. A. is problematic, as it

39. ## Physical science

a mass of 10g of sodium nitrate is dissolved in 10ml of water at 80 degrees celsius, at what temperature will it start to precipitate?

40. ## Physics

An object has a volume of 4.0m^3 and weighs 40,000 Newtons. What will be its weight in water?

41. ## language arts

Johnny struggles to overcome his pride and impatience and developed into a humble, generous man Wich type of conflict does the statement above describe? a.character vs. self b. character vs. nature c. character vs. society d. character vs. character is it

42. ## math

there was 112 seats in the school auditorium.there are 7 rows of seats in each row. there are 70 people seated, filling up full rows of seats. how many seats are empty?

43. ## Civics

What must occur for state legislatures to propose an amendment to constitution One-half of state legislatures must vote to propose the amendment Two-thirds of congress must vote to propose the amendment Three-fourths of state legislatures must vote to

44. ## math

Denise calculated the missing side length of one of these triangles using the Pythagorean Theorem. Which triangle is it

45. ## Math

the formula for the volume of a cone is v=1/3pir^2h. The volume cone x is 2 times the volume of cone Y. Why the height of cone X is 2 times the heigh of the cone Y, and the radius of cone X is the same as the radius of cone Y.

46. ## 7th grade challenge math

of 109.6 million house holds, 19,508,800 watched the television show CIS during the week of October 3, 2005. what percent of american households watched CIS this week?

47. ## Physics

a rectangular box of negligible mass measures 5m long,1m wide and 0.5m high. How many kilograms of mass can be loaded into the box before it will sink in a freshwater lake?

48. ## ap chemistry

calculate the concentration of CO2 in a soft drink after the bottle is opened and equilibrates at 25C under a CO2 partial pressure of 0.0003 atm. c=KP henry's law k=? P=0.0003 atm. how to solve

49. ## Physics

At time t = 0, a projectile is launched from ground level. At t = 2.00 s, it is displaced d = 53 m horizontally and h = 54 m vertically above the launch point. What are the (a) horizontal and (b) vertical components of the initial velocity of the

50. ## math

How can I solve this question, Write 83.9% as a decimal, and write 0.038 as a percentage. I just can not remember how to do this. Sorry and thank you for your help and time.

51. ## ap chemistry

calculate the concentration of CO2 in a soft drink after the bottle is opened and equilibrates at 25C under a CO2 partial pressure of 0.0003 atm. c=KP henry's law k=? P=0.0003 atm. how to solve

52. ## Math

One afternoon, kassims sandwich shop sells 15 sandwiches in 45 minutes. If the shop continues to sell sandwiches at the same rate, about how many sandwiches will the shop sell in 3 hours?

53. ## language arts

read the following lines of dialogue from a coversation johnny has with mrs. bessie, the lytes servant. "what happened to that Cousin Sewall?" "Gone to Worcester. Joined up with the Minute Men." "But hes too fat and.." "Soft? No. From now on nobodys too

54. ## Physics

A person weighing 900 Newtons is standing on snowshoes. Each snowshoe has an area of 2500cm^2. What is the pressure on the snow?

55. ## college pre-calculus

what is the equation of lowest degree with real coefficients if two of its roots are -1 and 1+i? A. x^3+x^2+2=0 B. x^-x^2-2=0 C. x^3-x+2=0 D. x^3-x^2+2=0 e. none of the above i don't get it is it (x+1) (1+i)

56. ## Math

If the probability of landing on a certain color is p, write an expression for the probability of not landing on that color or the complement. Suppose the probability of p is 1/4. Solve the expression and explain their relationship. The wheel has 4 colors:

57. ## Chemistry

This is a longer assignment. I want you to confirm my first two answers and help me figure out the last. 3 Cu (s) + 8 HNO3 (aq) → 3 Cu(NO3)2 (aq) + 2 NO (g) + 4 H2O (l) A copper penny with a mass of 3.067 g is dissolved in 100.0 ml of 1.000 M nitric

58. ## L.A

which of the following is part of the novels rising action? ? A. johnny's growing role delivering messages and acting as a spy for the whigs B. Dr. Warrens imminent surgery on johnnys hand C. The battle on the Lexington green on the morning of April 19,

59. ## Science

Find the amount Atoms and the total amount of elements for each formula C4H10 2 elements 14 atoms H4Mg3Si2O9 4 elements 18 atoms C6H7O2(OH)3 3 elements 18 atoms Pb(NO3)2 3 elements 9 atoms

60. ## economics

if you could verify/falsify my answers on these multiple choice questions and possible give me insight on possible correct answers, that would be great. thanks! 1. Which is an acceptable market method of regulating negative externalities? A. Legal action

Starting in September, your company plans to increase the monthly fees it charges to its clients. You are drafting a letter to mail to your clients to inform them of this increase, and hopefully to persuade them to keep their business with you. In

62. ## math

What is the area of the rectangle with the width of 6x^2 and the length of 12x^3? hint: x=5 I got 6*5^2=900; 12*5^3=216,000 for a total of 216,900 is that correct? If it is wrong can you show me how to do them? THANKS

63. ## Language arts

which of the following is part of the novels rising action? A. johnny's growing role delivering messages and acting as a spy for the whigs B. Dr. Warrens imminent surgery on johnnys hand C. The battle on the Lexington green on the morning of April 19, 1775

64. ## Geometry

Graph the following quadrilateral: A(-2,-3) B(-1,1) C(4,-1) D(3,-5) Graph quadrilateral ABCD after a translation which moves point D to the origin. Label the new quadrilateral A' B' C' D'.

65. ## Math

((2x)/(x-1)) - (9/(x-2)) Is the answer (2x^2 - 13x + 9)/(x^2 - 3x + 2), or can it be simplified further? I got an answer to this question before, but it seems like they did it with 9x instead of 9.

66. ## government

Some might suggest that the Constitution favoured placing power in the hands of economic elites. Which of the following does NOT fit this argument? A. The Electoral College B. The election of senators C. The Tenth Amendment D. The presidential veto I think

67. ## Physics

tarzan, mass 85 kg, swings from a tree on the end of a 20. m vine his feet touch the ground 4.0m below the tree. how fats was he moving when he reaches the ground

68. ## Math

A distressed ship is 10 miles south and 8 miles east of a coast guard station. a) What bearing should the coast guard boat take to reach the distressed ship? b)How many miles will the coast guard boat travel? c)If the coast guard boat is traveling 30 miles

69. ## math

Problem- Ms.Kelly puts more than 5 apples in each bag. Write an inequality to represent the number of apples in a bag. My questions- would it be n>5?

70. ## science

Does the temperature of the water affect the reaction of a lava lamp? Does the size of the bottle affect how many blobs are produced of a lava lamp? Does the effect still work if the cap is put on the bottle of a lava lamp? Does the size of the tablet

71. ## chemistry

a solution is made by dissolving 25 g NaCl in enough water to make 1.0 L solution. Assume that density of the solution is 1.0 g/mL. calculate the mass percent, molarity, molality, and mole fraction of NaCl. help please 25g/58.44g NaCl=.428 mol 1000 grams

72. ## ap chemistry

ap chemistry - an, Tuesday, January 6, 2015 at 12:59am HELP ME WITH THIS ONE WHEN DONE WITH THE OTHER THX calculate the concentration of CO2 in a soft drink after the bottle is opened and equilibrates at 25C under a CO2 partial pressure of 0.0003 atm. c=KP

73. ## Math

4. Your employer has 600 business cards printed for you, and you give away 280 of them. To the nearest hundredth, what percent of the cards is left? A. 18.75% B. 53.33% C. 46.67% D. 21.43% I think it is B or C?

74. ## Civics

Why did the framers of the constitution include the system of checks and balances? To ensure the powers of each branch of government are limited and checked by another branch To create a process for the American people to choose their representatives for

75. ## Physics

A lunar lander in powered descent at 100 m above the surface of the moon slows down from a velocity of 20 m/s to 0.5 m/s at constant acceleration. Assume that the lander has a mass of 20,000 kg and that burning the fuel does not change the mass. Answer the

76. ## Civics

A group of workers is tried of having to work 10-hour days. They gather together on their time off outside of their work place and protest. Their employer calls the police. The people are arrested. Are the actions of the group of workers protected by the

77. ## algebra

a rock is thrown into the air from a height of 4 feet. the height of the rock above the ground, in feet, t seconds after the rock is thrown is given by -16t^2+56t+4. for how many seconds will the height of the rock be at least 28 feet above the ground

78. ## math

This table shows the numbers of students in different classes that are in the math club. Students in math club Boys / Girls Mrs.Smith 3 / 4 Ms.Jones 4 / 6 Mr.Brown 3 / 4 a. What fraction of the students in the math club are boys from Mrs. Smith’s class?

79. ## chemistry

a solution of CH4N2O in water has a vapor pressure of 19.6 torr. at 25C. what is the mole fraction of CH4N2O in this solution? HELP ME WATER PURE PRESSURE (P0) IS 23.8 TORR VAPOR PRESSURE IS 19.6 TORR DONT KNOW HOW TO SOLVE IT ? P(SOLUTION)= X (CH4N2O)

80. ## Civics

A group of workers is tried of having to work 10-hour days. They gather together on their time off outside of their work place and protest. Their employer calls the police. The people are arrested. Are the actions of the group of workers protected by the

81. ## physics

A rifle bullet is fired at an angle of 28.3° below the horizontal with an initial velocity of 177 m/s from the top of a cliff 52.2 m high. How far from the base of the cliff does it strike the level ground below?

82. ## chemistry

dissolved oxygen in aquatic systems is important for the survival of freshwater fish and they require a minimum of 5 parts per million(ppm) of dissolved oxygen (02) in a stream lake to survive. although this amount seems small, how many oxygen molecules

83. ## Math

A football stadium can seat 80,000 people The stadium sells tickets for luxury suites and general admission. The stadium cannot sell more than 200 lucury suites and no more than 77,000 tickets for regular admission. If a new stadium will be made to hold

84. ## math

the sum of an even integer and twice the next greater even integer is the same as the difference between five times the greater even integer is 14. Find the integers. There are two solutions

85. ## Finite Math

Juan invested \$24,000 in a mutual fund 5 years ago. Today his investment is worth \$34,616. Find the effective annual rate of return on his investment over the 5-year period.

86. ## Math

what is the 15th term of an arithmetic sequence in which the third term is 1985 and the eighth term in 2015?

87. ## Chemistry

Write a balanced equation Solid phosphorus (P) combusts with oxygen gas to form solid tetraphosphorus heptaoxide.

88. ## Math

2/(x + 4) + x/(x - 3) Is the answer (x^2 + 6x - 6)/(x^2 + x - 12), or can this be simplified further?

89. ## college chemistry

a solution of CH4N2O in water has a vapor pressure of 19.6 torr. at 25C. what is the mole fraction of CH4N2O in this solution? HELP ME WATER PURE PRESSURE (P0) IS 23.8 TORR VAPOR PRESSURE IS 19.6 TORR DONT KNOW HOW TO SOLVE IT ? P(SOLUTION)= X (CH4N2O)

90. ## Civics

? --------> Limited Monarchy Mayflower Compact ------> Self-Government Common sense English Bill of rights Manga Carta **** Wealth Of nations

91. ## Math

A scientist is monitoring the temperature of a holding tank containing fish to be released into a river. In one 12-h period, the highest temperature was 10.4°C and the lowest temperature was 7.6°C. Write an absolute value equation that can be used to

92. ## government

A shift towaard cooperative federalism was evidenced by President Obama's support of the stimulus bill that included temporary_______funding for_______functions such as education and public safety. A.federal;state B.state;state C.state;federal

93. ## Precal

The angle of elevation from a ship in the ocean to the top of a lighthouse is 21deg. If the lighthouse is 200 ft. tall, how far out is the boat? Be sure to show work for partial credit.

94. ## math

there are markers every 1000 feet along the side of a road. While driving, Mai passes marker number 15 at 10:05 and marker number 39 at 10:11. find mai's average speed feet per minute. use dimensional analysis to check the reasonableness of your answer.

95. ## Math

The area of a tennis court can be represented approximately by the function A(x) = 10x2 + 3x - 1, and its length can be represented by l(x) = 5x - 1, where x is a distance, in metres. a) Write and simplify a function, w(x), to represent the width of a

96. ## Physic Worksheets?

Hi! I have a few tests coming up and I need some practice Physics worksheet/tests. I have already done the worksheets and previous tests, but I still need more practice. Does anyone know a site that I can get some practise problems? Doing a google search

97. ## Vocabulary Studies

The study of the human body A. Anatomy B. Botany C. Physiology D. Psychology C?

98. ## Civics

Lloyd enjoys deer hunting. He goes into local store to purchase a new gun. Which amendment to the Constitution ensures Lloyd's ability to purchase a new gun? 5th amendment 1st amendment 9th amendment 2nd amendment

99. ## Civics

Montesquieu's system of "separation of powers" means that Government is divided into three branches*** People are born with rights that can not be taken away. government may rule because the citizens consent people have the right to life,liberty, and

100. ## Accounting, maths literacy, business studies, economics

am doing matric this year so I dnt knw which career I can do next year with those subjects.......plz I need help

101. ## Vocabulary Studies

Building and construction A. Architecture B. Engineering C. Nursing D. Statistics I think it might be A?

102. ## math

A factory packs water in half liter, one liter, two liter and five bottles. On a certain day, the factory packed 20 840 bottles and of water .out of these, 8120 were half liter bottles and 3960 were two liters bottles. One liter bottles were 2000 more than

103. ## physics

A 70 kg person is riding on a frictionless skateboard at 5 m/s. A friend facing him throws a 5 kg ball toward him at 20 m/s. What is his final speed after catching the ball?

104. ## Math

A school is printing t-shirts for students. They have 2 different prices. Company A says they will print 16 t-shirts for \$40. Company B will print 84 t-shirts for \$140. Which is a better price? Please prove your answer.

105. ## math

if a wall in a 1/4 in. scale drawing is 6 in. tall, how tall is the actual wall? please help

106. ## Math

The velocity of an object is given by the formula v=25t-80, where the time is expressed in seconds and the velocity is expressed in feet per second. Find the times when the magnitude of the velocity is equal to 60 ft/s

107. ## Physics

What is the difference between scalar and vector quantities and what two methods are used to describe vectors? Answer: Scalar quantities measure only distance (speed) while vector quantities measure both distance and direction, ( which is specifically

108. ## algebra

how do I translate 38 increased by b into an algebraic expression

109. ## Civics

Lloyd enjoys deer hunting. He goes into local store to purchase a new gun. Which amendment to the Constitution ensures Lloyd's ability to purchase a new gun? 5th amendment 1st amendment 9th amendment 2nd amendment

110. ## Algebra

Help! I am stumped on this one. Graph the equation 15x + 5y = 10 Thanks! I have been working on these practice problems for two hours and cannot figure this one out

111. ## physics

solve the magnitude of two force such that if any act at right angle resultant is 5kn while the act at angle60 their resultant is square 37

112. ## math

You purchase 91/2 yards of fabric at \$11.00 per yard. There is a 7% sales tax. What is the total cost of fabric?

113. ## Economics

Consider the problem of a firm that needs to decide how much output, denoted by x, to sell. The marginal revenue function of the firm is given by 10−x. It's marginal cost function is goven by x. In addition, the firm faces a legal constrain: it is

114. ## civics

The federalists argued that a national government would 2:45 PM Preserve the power of wealthy men Suppress the liberties of the common people Protect all citizens in time of trouble*** Threaten the authority f the states

115. ## math

make up a set of at least twelve numbers that have the following landmarks maximum 8 mode 6 range 6 median 5

116. ## chemistry

So I have to make a green cleaner for a project in chemistry. I think my ingredients should be: vinegar, salt, water, and lemon juice. But I don't know how I would write that exactly as a chemical formula. How could I write a chemical equation if I have 4

do you have any good bussiness ideas that i could use. to raise some money for the poor. (just so you know i am one of those people who care unlike other people.)

118. ## math

a piece of wire is 0.75m long how many pieces of wire 0.5m long, can be cut from it? What is the remaining lenght

119. ## math-algebra

How do you solve the following problems: What is the area of a square with the length of a side equaling 3a^5? I got (3a^5)(3a^5)=9a^10 is that correct?? What is the area of the rectangle with the width of 6x^2 and the length of 12x^3? I got 6*5^2=900;

120. ## CHEMISTRY-URGENT

A 4.43 gram sample of phosphorus was burned in air to produce 10.15 g of an oxide. What's the empirical formula of this compound?

121. ## Math

Juliette bought a number of tickets to see a rock band. Each ticket costs \$45. Write an algebraic expression that represents the total cost of tickets.

122. ## Math

((2x)/(x-1)) - (9/(x-2)) Is the answer (2x^2 - 13x + 9)/(x^2 - 3x + 2), or can it be simplified further?

123. ## chemistry

a solution of CH4N2O in water has a vapor pressure of 19.6 torr. at 25C. what is the mole fraction of CH4N2O in this solution? HELP ME WATER PURE PRESSURE (P0) IS 23.8 TORR VAPOR PRESSURE IS 19.6 TORR DONT KNOW HOW TO SOLVE IT ? P(SOLUTION)= X (CH4N2O)

124. ## algebra

Find all sets of three consecutive multiples of 11 for which the sum of two lesser numbers is greater than 100 and the sum of the two greater numbers is less than 200

125. ## Math

You can buy one 10 pack of AAA batteries for \$5.49 and get one battery free, or you can buy two 4 packs for \$2.98. Which has the lower unit price per battery? please help and show me the steps, thank you

126. ## Science

Find the amount Atoms and the total amount of elements for each formula HCl 2 elements and 2 atoms H2SO4 3 elements 7 atoms KI 2 elements 2 atoms H2O 2 elements 3 atoms

127. ## physics

A race car moving at 157km/hr decelerates at -7.00 m/s^2 to a speed of 75.0km/hr A) how long did this take? B) how many meters did the car travel during this deceleration? I attempted this problem many times and i don't seem to get the correct answer

128. ## Vocab

Human population and groups of people A. Demographics B. Community C. Population D. Norms I think it might be A?

129. ## math

Rosa has 248 baseball cards. can she share them equally between her three brothers? explain why.

130. ## Phsyics

how fast will a sled go on a 30 degree snow covered hill? how fast will a sled go steep 60 degree angle? how fast would a sled go on a 40 degree angle?

131. ## History

Major Political & Social changes under John Adams' presidency

132. ## ap chemistry

a solution of CH4N2O in water has a vapor pressure of 19.6 torr. at 25C. what is the mole fraction of CH4N2O in this solution? HELP ME WATER PURE PRESSURE (P0) IS 23.8 TORR VAPOR PRESSURE IS 19.6 TORR DON'T KNOW HOW TO SOLVE IT ? P(SOLUTION)= X (CH4N2O)

133. ## French

Can you check if my paragraph is grammatically correct in passé composé? j'ai vu un blanc chien. Je suis allé à classe de piano. J'ai allé à guitare classe. J'ai suis à mon amie's maison. Nous sommes joué au tennis. J'ai fait mon travail pour

134. ## Spanish 3

Hello! I need someone to check over my Spanish answers and see if I have them right. And if I don't, can someone please help me? Thanks a bunch! :) Directions: Re-write using Direct and Indirect Object Pronouns when needed. 1.) I read the book to Helena.

135. ## English

What is the purpose of Lord Capulet arranging Juliet's marriage to Paris so suddenly after Tybalt's death? It is obviously to speed up the action in the play and give Friar Lawrence and Juliet to find some way to bring Romeo back to Verona, however, is

136. ## Chemistry

Write a balanced Chem. Eq 1. Chlorine gas will react with aqueous sodium fluoride if 200J of energy is added and manganese is used as a catalyst. 2. Dinitrogen pentaoxide gas decomposes into its elemental parts.

137. ## math

A product that was originally priced at \$2,000 had it'd price increased on June 1 by 5%. On December 1 the price was increased by 5% of the new June price. By how many dollars did the price increase on December 1?

138. ## 4th grd math

Belle gets 3 buckets of fish evreyday. there are 8 fish in each bucket.if Belle eats two and a half buckets of fish,how many fish will she have left

139. ## physics

A rock is given a KE of 2.00*10^4 J when it is launched vertically upward. If the rock reaches a height of 50m determine the mass of the rock.

140. ## easy,fun math

Belle gets 3 buckets of fish evreyday. there are 8 fish in each bucket.if Belle eats two and a half buckets of fish,how many fish will she eat?

141. ## Civics

The amendment process under the constitution allows the government to Add as many new laws as the congress can pass*** Remain exactly the way the founders envisioned Change to meets the needs of a modern society Levy taxes In times of war and national need

142. ## Math

Tom has 5/6 pounds of raisins. He wants to make 10 snack bags for his class. How many pounds of raisins will each class member get?

143. ## Math

The cubes show how many students rode the bus to school today How many students rode the bus to school? A 14 B 15 C 16 D 17 Three rows of five blocks and 1 row with only two blocks

144. ## PHYSICS NEED HELP ASAP

A race car moving at 157km/hr decelerates at -7.00 m/s^2 to a speed of 75.0km/hr A) how long did this take? B) how many meters did the car travel during this deceleration? I attempted this problem many times and i don't seem to get the correct answer

145. ## phySICS NEED HELP ASAP

Sally the bug has an initial speed of 20.0cm/s. She then accelerates at 8.00cm/s^2 for 5.00s. calculate sallys total displacement? which i did and got 200 cm Displacement during the 5th second? can you please help and show all work

146. ## Math

Josh runs 7 miles in 36 minutes. Keria runs 3 miles in 15 minutes Which runner is faster

147. ## Science

How to find how many atoms are in a formula such as H20

148. ## Science

A mass extinction is a catastrophic event because _______?

149. ## Bosaso

If a random sample of size 15 is selected from a symmetrical population with a unique mode, the degrees of freedom of the observation is

150. ## Health

What are some things in a house that increase risk of poisoning?

A student throws a baseball from the ground to the top of the flag pole. If returns to the ground in 4.00s what it the height of the flagpole? Please show all work need help have a test comine up

152. ## math

Paint was stored in three containers of 48 liters, 72 liters and 30 liters . The paint in each container was the repacked into smaller containers. The amount of paint in each of s smaller containers was the same. What was the capacity of the largest

153. ## english

I have to find the correct article that goes in the sentence. 1.)Usually ___ strange bird is a timid animal. Article- the.

154. ## Math

The cubes show how many students rode the bus to school today How many students rode the bus to school

155. ## french

Can you check my paragraph and make sure its grammatically correct in passé composé? Paragraph: Je suis allé à l'église hier. Après la messe, je suis allé en ville pour chercher quelque chose dans le magasin. Moi et ma famille sont allés manger au

156. ## Healthcare

What are some programs in universities if you want to become an endocrinologist

157. ## Bosaso

The probability that an observation, following a normal distribution, will lie within μ ± 1.3σ is

158. ## Bosaso

what is the answer of this question. The probability that an observation, following a normal distribution, will lie within μ ± 1.3σ is? a. 9.5 % b. 19.0% c. 40.3% d. 50.0% e. 80.6%

159. ## French

Does ne + avons equal n'avons?

160. ## English

How do I begin and end an apology letter

161. ## physics

Sally the bug has an initial speed of 20.0cm/s. She then accelerates at 8.00cm/s^2 for 5.00s. calculate sallys total displacement? which i did and got 200 cm Displacement during the 5th second? can you please help and show all work

162. ## maths

find the perimeter of an equilateral triangle whose sides are:4 x rays to 2 -3y+8.

A student throws a baseball from the ground to the top of the flag pole. If returns to the ground in 4.00s what it the height of the flagpole? Please show all work need help have a test comine up

164. ## Math

7d-4 (d+8) = -8 ??? When I did this equation I got 8=d I know I did something wrong. I just don't know any other way to do it. I did basic equation-solving rules and got his answer. Help?

165. ## ap calc

If y= (e^x-e^-x)/(e^x+e^-x), then y'= Please help i know how to get the derivative i just can not simplify.

166. ## Science

How would a scientist determine the absolute age of a fossil?

167. ## Health

Which of the following is the minimum level of structure needed to perform the function of waste removal? A. body system B. tissue C. cell D. organ C or A

168. ## hvac

if the current is one half ampere when the resistance is 240 ohms, what is the current when the resistance is 540 ohms?

169. ## Math

What are the characteristics of a right angle? This is my answer: It is 90 degrees, it is also perpendicular line, it is also half a straight line of 180 degrees. Is this correct?

170. ## Science/earth

How does money and politics affect the public claims about global warming? Pick on news source (news company, think tank, or university) and investigate its credibility.

171. ## Bosaso

TThe probability that an observation, following a normal distribution, will lie within μ ± 1.3σ is a. 9.5 % b. 19.0% c. 40.3% d. 50.0% e. 80.6%

172. ## science

describe a process that could cause an uncomformity

40-5+70-6=?

174. ## Math

I am having a hard time figuring out if I have a piece of ribbon that is 12/5 meters long. When it idcut 17/20 meters what is the remainder

175. ## Math

find both the x - intercept and the y-intercept of the line given by the equation 1.8x+9.9y-6.3=0. Round the answer to 2 decimal places. Thank you again for the help

176. ## Math

What is a parent function