# Questions Asked onApril 13, 2015

1. ## chemistry

A helium balloon is filled to a volume of 5.60 L at 25∘C. What will the volume of the balloon become if it is put into liquid nitrogen to lower the temperature of the helium to 77 K? A helium balloon is filled to a volume of 5.60 at 25. What will the

2. ## Statistics

The distribution of weekly salaries at a large company is reverse J-shaped with a mean of \$1000 and a standard deviation of \$370. What is the probability that the sampling error made in estimating the mean weekly salary for all employees of the company by

3. ## Pre-Calc

1) Use an Addition or Subtraction Formula to write the expression as a trigonometric function of one number. cos 12° cos 18° − sin 12° sin 18° And Find its exact value. 2) Use an Addition or Subtraction Formula to write the expression as a

4. ## Pre-Calc

I am really struggling with how to do these problems, I posted them a few minutes ago but the answers/work shown was incorrect. 1) a) Use an Addition or Subtraction Formula to write the expression as a trigonometric function of one number. cos 12° cos

5. ## calculus

The area A = πr2 of a circular water ripple changes with the radius. At what rate does the area change with respect to the radius when r = 4ft?

6. ## Pre Algebra Probability

Each of two urns contains green balls and red balls. urn 1 contains 10 green balls and 14 red balls. urn 2 contains 4 green balls and 11 red balls. if a ball is drawn from each urn what is p(red and red)? BTW- i really don't know what an urn is, i guess a

7. ## math

A statistics student had excluded three outlier values when constructing a histogram of a frequency distribution. His teacher directed him to remake the histogram and include the outliers. Which of the following must be true? 1The shape of the histogram

8. ## Chemistry

How many grams of solid zinc metal will completely react with 100.0 mL of 0.0525 M HCl, if zinc chloride and hydrogen gas are the only products?

9. ## Algebra 1

What is the excluded value of the rational expression? 2x+6 / 4x-8

10. ## biology

Which of the following is true of skeletal muscle? A. Contraction of skeletal muscle can alter blood flow through the heart. B. Skeletal muscle contraction produces movements of the body. C. Skeletal muscles pump blood throughout the body. D. Flexion of a

11. ## Drama

In act 1 scene 2 of a christmas carol scrooge and marley, why does scrooge object to people enjoying christmas?

12. ## Statistics

Sammy and Sally each carry a bag containing a banana, a chocolate bar, and a licorice stick. Simultaneously, they take out a single food item and consume it. The possible pairs of food items that Sally and Sammy consumed are as follows. chocolate bar -

13. ## Math

A bag contains 2 white marbles and 7 purple marbles. Two marbles are drawn at random. One marble is drawn and not replaced. Then a second marble is drawn. A) What is the probability of selecting a purple marble and then a white marble? B) What is the

14. ## English

Choose the correct possessive form for each phrase. A. the potatoe's skins***** B. the potatoes' skins C. the potatoes's skins D. the potatoes skins the whiskers of the men A. the men's whiskers****** B. the whisker's men C. the mens whiskers the mens'

15. ## chemistry

A solution of a substance was spotted at a distance 0.5cm from the base of a 20cm long chromatographic plate.Upon elution,the solvent front got to a place 0.5cm from the top of the plate.If the component moves half way up the 20cm plate,calculate its

16. ## calculus

The height of a cylinder with a fixed radius of 4 cm is increasing at the rate of 2 cm/min. Find the rate of change of the volume of the cylinder (with respect to time) when the height is 14cm.

17. ## Math

Jack brought 2 quart of motor oil. His car took 1quart and another half quart. How many cups of oil does he have left?

18. ## English

In what way does third section of “In Memory of W. B. Yeats” reflect the tension of the decade in which it was written? A. The section describes the hatred growing among nations. B. The section describes how contemporary people differ from their

19. ## Chem

Given the following reaction: 4 KO2 + 2 H2O + 4 CO2 ==> 4 KHCO3 + 3 O2 How many moles of O2 will be produced if 3.27 moles of CO2 react completely?

20. ## Pre Algebra Probability

You and 5 friends go to a concert. In how many different ways can you sit in the assigned seats? ***=my answer a.720 b.120*** c.30 d.15

21. ## Calculus

The management of the UNICO department store has decided to enclose an 870 ft2 area outside the building for displaying potted plants and flowers. One side will be formed by the external wall of the store, two sides will be constructed of pine boards, and

22. ## Math

Lions spend about 5/6 of their days sleeping. How many hours a day does a lion sleep?

23. ## Math

Create two different situations: one in which you use combinations and one in which you use permutations. Include specific details and an explanation about what makes each situation either a combination or permutation. Can you give me some sites to look

24. ## chemistry

. How many mL of acetic anhydride (D= 1.082 g/mL) would be needed as starting material to produce 45.0 g of aspirin

25. ## SS Help!!

Abraham Lincoln caused four states to join the Confederacy by ________. :Declaring War :Firing on Fort Sumter*** :Emancipating the enslaved people :Calling for troops What Confederate capital was only about 100 miles from Washington, D.C.? :Richmond,

26. ## math

Q. The rectangular-shaped doctor's office has an area of 120 square feet and a perimeter of 44 feet. What are the dimensions of this office space? - A. Do I add just add 120 by 44??

27. ## Pre-Calculus

Have I converted correctly from standard form to vertex form? y = -3x^2 + 12x+1 = y = -3(x-2)^2 -13 Thanks

28. ## Statistics

A variable is normally distributed with mean 68 and standard deviation 10. Find: a) The value that 85% of all possible values of the variable exceed. b) The two values that divide the area under the corresponding normal curve into a middle area of 0.90 and

29. ## Algebra 1

The size of a computer monitor is given by the length of the diagonal of the screen.The ratio of the height to the width of wide screen monitors is 9:16. Find the expressions for the width and height of a wide screen monitor in terms of the lengthy of its

30. ## Math

Cho is driving a car. He gets to his destination, which is 72 miles away, in 1 hour and 30 minutes. a. The equation d=rt can be used to model Cho's drive, where d us the distance traveled, r is the speed of the car and, and t is the amount of time spent

31. ## pre - CALCULUS

Solve the system by the substitution method. Show your work. 2y - x = 5 x2 + y2 - 25 = 0

32. ## math

find the 12th term of the sequence 36,18,9....

33. ## Algebra

How do I answer this? Robert needs to cut four shelves from a board that is 2.5 meters long. The second shelf is 18 centimeters longer than twice the length of the first shelf. The third shelf is 12 centimeters shorter than the first shelf. The remaining

34. ## Math

A flagpole is 5.4 meters high . Express this height in feet and inches.

35. ## English

1, The Appalachian Mountains extend through Bristol. The mountains are beautiful. Which is best way to combine sentences? 1. The Appalachian Mountains extend through Bristol and the mountains are beautiful. 2. The Appalachian Mountains extend through

36. ## Scientific Notation

The point on a pin has a diameter of about 1 * 10^-4 meters. If an atom has a diameter of 2 * 10^-9 meters, about how many atoms could fit across the diameter of the point of a pin?

37. ## Biology, Chemistry

I know how to carry out an absorption spectrum I just need help on how to to prepare my test tubes and what to put in then. I am very confused and any help would be greatly appreciated. THANKS ! You will be given a sample containing an unknown

38. ## Pre-Calculus

The equation H(t) = 30 + 24t - 6t^2 describes the height of a ball at any time t. What's the height of the ball after two seconds h = 30 + 24(2) + 6(2)^2 h = 30 + 48 -24 h = 54 units Therefore, the maximum height is 54 units

39. ## calculus

A 15-ft ladder rests against a vertical wall. If the top of the ladder slides down the wall at a rate of 0.33 ft/sec, how fast, in ft/sec, is the bottom of the ladder sliding away from the wall, at the instant when the bottom of the ladder is 9 ft from the

40. ## math

How do i find the 12th term of the sequence 36,18,9.... using a formula

41. ## English

1. We can turn off the water when we are not using it. 1-1. We can turn off the water when we do not use it. 2. We can turn off the water when we are brushing teeth. 2-1. We can turn off the water when we do not brush teeth. ==================== Which ones

For this line, explain how the italicized context clues help you find the meaning of the underlined word These birds are very trying*(this is underlined) i'm sick of hearing them. sick italicized

43. ## Poetry

How many stressed syllables are in this li ne of poetry?? They glided here, they glided there

44. ## Physics

A soccer ball is kicked from the edge of a cliff with a velocity of 12.0m/s horizontally. If the ball landed 47.9m from the base of the cliff, how tall is the cliff?

45. ## Algebra 1

sqrt 15y * 3 sqrt 81y Simplify the radical expression My answer is 27 sqrt 15y^2

46. ## phi103

Nussbaum claims that Aristotle had this important idea about political government: (Points : 1) It ought to be ruled by the people. It ought to be Greek It ought to provide conditions in which people can flourish It ought to be run by a king None of the

47. ## biology

__________ is the neurotransmitter released by the taste receptor cells. A. GABA B. Glycine C. Dopamine D. ATP Is it A?

48. ## Math

(3/4*)-(*/7) x 3 1/2

49. ## Math???Help

Quinn lives in a house with a value of \$235,000. She has a mortgage of \$170,000. She owes \$5,900 on her car, which is valued at \$17,900. She has a credit card balance of \$823. Quinn also has \$1,200 in a bank account. What is Quinn’s net worth? A \$76,177

50. ## Math

Rayshawn must run at least 15 miles per week. Write an inequality that represents the number of miles that Rayshawn must run. Would it be M < 15. _

51. ## Accountant II

Journalize the transactions in a general journal using the periodic inventory method. If an amount box does not require an entry, leave it blank

52. ## Math - Steve

Calculate the volume of the figure. The figure is a box with measurements of base 3 cm...length 3 cm height 3 cm and then there is a pyramid on top of the box - perfect fit... but the height of the pyramid is 2 cm. is the volume 33 cm^3? Thank you

53. ## art

The placement of rocks in a Japanese garden is an example of which artistic principle that communicates the cultural value of embracing a lack of equality? A. Asymmetry B. Balance C. Symmetry D. Transformation I think that it is B, but I'm not sure. I'm

54. ## life orientation

four kind of fraud that student who receive and repay nsfas should guard against

-2h-21+4h

56. ## Algebra 1

In a right triangle the adjacent side = 12, the opposite side = 35, and the hypotenuse = 37. What does the opposite angle =? a-71,1 deg b-18.9 deg c-29.2 deg d-90 deg my answer is 18.89 degrees

57. ## math

a designer creates a drawing of a triangular sign on centimeter grid paper for a new business. the drawing has sides measuring 6 cm, 8 cm, and 10 cm, and angles measuring 37°, 53°, and 90°. to create the actual sign shown, the drawing must be dilated

58. ## geometry

Steve pored six 2 liter bottles of apple juice into an empty rectangular drink dispenser measuring 40 centimeters long and 20 centimeters wide. Calculate the interior area of the dispenser that is in contact with the apple juice. 1 L is 1000cm3

59. ## MATH

I need help on number 3.the question is. According to information from NASA the space Shuttles external fuel tank has a capacity of about 500,000 gallons of fuel.Write three numbers that could represent the space Shuttles actual fuel capcity.

60. ## chemistry

How much heat is produced by the complete reaction of 5.91kg of nitromethane?

61. ## English

What is the difference between a simile and a metaphor

62. ## Algebra 1

A square purple rug has a blue square in the center. The side length of the blue square is x inches and the purple region is 8 in. What is the area of the purple part.

63. ## English

Gather ye rosebuds while ye may, Old time is a-fl ying; And this same fl ower that smiles today Tomorrow will be dying. 5 The glorious lamp of heaven, the sun The higher he’s a-getting, The sooner will his race be run, And nearer he’s to setting. Which

64. ## math

my math homework tells me to find the area of a circle using it's circumference. the circumference given was. can someone explain to me how to find the area?

65. ## Physics

I have a question on fluids. Water in a section 1.2m wide, 2m high. retained by sluice gate that can pivot about its base. There is a retaining cable at the top of the gate. Determine tension in the retaining cable at the top of the gate when the depth of

66. ## PHY 113

1 The principle of conservation of heat energy states that that when an object is at constant temperature or is in thermal equilibrium, it is losing and gaining heat at equal rates. the heat lost by a hot body is equal to the heat gained by the cold body

67. ## algebra

Jimmy bought a car in January of 2010 worth \$25, 500. He submitted the car for valuation in January 2015 and was told that its worth is now \$20, 450. Assuming that the depreciation is linear. a) Find the rate at which the car is decreasing in value. Treat

68. ## What does this mean

develop a two-page (400-500 word) "400-500" What does that mean on Microsoft

Applying concept :calculate As of July 2004, the population of the United States was 293,027,571.if more than half of these people live within 80 kilometers of an ocean, about how many people live within that distance? Show your work.

70. ## Math

If 3 bricks weigh 9 pounds, 5 bricks weigh 15 pounds, and 8 bricks weigh 24 pounds, write an equation for the function and explain your variable choices. How do I do this?

71. ## English

Which of these is a specific type of parody? A. mock-epic B. folk ballad C. conceit D. paradox My answer is A

72. ## Science

why is electricity is not sent in smaller voltages from the power station rather than substation? why does the sub stations smaller the high voltages, why aren't they sent in smaller voltages from the power station?

73. ## English

What part of speech is did in the sentence: "Did the statue in the lobby crash?"

74. ## math

find the missing terms for the following sequence geometric sequence 96,__,__,__,6

75. ## Math

The coordinates of a point p(a,2a) of line of point m(2a,3) and n(4,3). Find the value of a

76. ## Algebra 1

A pyrotechnician plans for two fireworks to explode together at the same height in the air. They travel at speeds shown at the right. Firework B is launched 0.25 s before Firework A. How many seconds after Firework B launches will both fireworks explode?

r2-14r+31

78. ## calculus

The base of a solid is the region in the first quadrant bounded by the graph of y = 3/(e^x) , the x-axis, the y-axis, and the line x=2. Each cross section of this solid perpendicular to the x-axis is a square. What is the volume of the solid?

79. ## math

Would you be most likely to measure the amount of water in your kitchen sink in liters or milliliters? Someone pls help 😔

80. ## math

How do i find the 12th term of the sequence 36,18,9.... using a formula

81. ## Oklahoma History

How did the oil industry contribute to the economic growth of Oklahoma during the early 1900s? (Choose all that apply) A. The oil field attracted investors and wildcatters, which meant more jobs to bring people to the state to work. B. Because oil fields

(y2-3y)

83. ## geometry

need help to see if I did ok. Question: Consider points A(-2,0), B(2,3) and C(5, -1) forms a triangle. What is slope AB, AC and BC. I got AB=1/2, BC= -2, and AC = i1/2. Correct or did I goof?

84. ## ELA

So I am studying for the Ela state exam and i am writing down some notes... but i am still not sure what does personification mean and what are the examples after searching online. Someone please tell me what does it mean...

85. ## Math

A store sells boxes of chocolates wrapped with a bow . If the bow is made from a 15 inch length of ribbon: A) how much ribbon remains from a roll which is 10 yards long after 20 boxes have been wrapped? B) How many more boxes can be wrapped in this way?

86. ## Criminal Justice

As far back as __________, researchers began to explore possible racial / ethnic bias in sentencing.

87. ## AP Chem

Lead metal is added to a solution of hydrochloric acid. What would be the theoretical cell potential, E°, for the reaction?

88. ## Math

Suppose the speedometer of your car reads 90km/hr. If you are driving in the United States where the maximum speed is posted as 50 mi/hr by how much are you exceeding the speed limit.

89. ## Math

A 1965 U.S. half dollar contains 2/5 ounce of silver. How many ounces of silver do 100 of those coins contain?

90. ## English

WHAT IS THE PAST SIMPLE

91. ## chemistry

How many grams of ice at -14.3∘C can be completely converted to liquid at 24.8∘C if the available heat for this process is 4.75×103kJ ?

92. ## trigonometry

I wont be receiving credit for these problems but i was just wondering how would i answer them... A) The area of a sector of a circle with a central angle of 25π rad is 21 mm². B) The angle between 0 and 2π in radians that is coterminal with the angle

Face cards are removed from a standard deck of cards and the rest are set aside. two cards are drawn at random from the face cards. once a card is selected, it is not replaced. Find each possibility. P(jack and then king)? P(two black cards) answer 1/2 ?

determine which experiences a lower effective nuclear charge. using words and/ or drawings explain why. A) an electron in a 2s or an electron in a 2p B) a valence electron on sulfure or a vance electron on silicon C) a valence electron on chlorine or a

95. ## Calculus

How can I solve this using Log differentiation? I'm not sure how to even start it. y=(cos(x)(x^2+9)^(2/3)/(sqr(x^3+2))

96. ## Mechanical Principles

I have a question on fluids. Water in a section 1.2m wide, 2m high. retained by sluice gate that can pivot about its base. There is a retaining cable at the top of the gate. Determine tension in the retaining cable at the top of the gate when the depth of

97. ## Math

The voltage in an electrical circuit is multiplied by itself each time it is reduced. The voltage is 27/125 of a volt and it has been reduced three times. Write the voltage in exponential form.___________________________________ What was the original

98. ## math

Factorise completly 18rc-3rd-6r+rd 2.Solve the pair of simultaneous equations.? 2y=3x-13 5x-2y=23

99. ## math

there are 5 whole numbers in a data set. the least number is 14 and the greatest number is 25. the mean and median are both 19.what numbers could be the values in the data set? i got: 14 19 25. I do not know how to get the other two missing numbers in the

100. ## math

solve the simultaneous equation 2y=3x-13 5x-6y=23

101. ## biology

Closed head injury: A. involves damage to the cortex, axons, and ventricles. B. reduces the risk of Alzheimer’s disease. C. can result in Parkinsonism. D. involves penetration of an object into brain tissue. I chose C

102. ## Criminology

One analysis of nearly 6,000 police-citizen encounters revealed that police officers were more likely to arrest when the victim was __________ and the suspect was__________. Im trying to do this study guide and I cant find these questions Can someone help!

103. ## English

1. I plant potatoes shopping tomorrow. 2. I will plant potatoes shopping tomorrow. 3. I will plant potatoes and shop tomorrow. 4. I will plant potatoes and go shopping tomorrow. =========== #1 is wrong. Am I right? How can we correct #1? What about the

104. ## maths

Which of the following is/are true A. (2/a-b) (b-a/2)=-1 B.If x=-1/2 and y=-2 then -x^2-4x/y+y^2=2 3/4 C.√1-x /√x-1 is defined for all x€R,x is not equal to 1

105. ## physics

A block of mass M1 = 15 kg is lying on a horizontal friction-less surface is connected to a string passing over a friction-less pulley. A mass of M2 = 25 kg is hanging at its other end as shown in the figure below. (i) Find the acceleration in the masses.

106. ## English

Why is Mrs. Drover in London? A. to fulfill a promise she had made twenty-five years ago B. to do some shopping and get some things from the house C. to meet her husband and sister My answer is B

107. ## English

1. A: Where can we hear this announcement? B: We can here it in an airplane. 2. A: Where can we hear this announcement? B: We can here it on an airplane. -------------------- Q1: Do we have to use 'in' or 'on'? Q2: Is the expression 'announce' (from athe

108. ## Calculus

a) The value of a computer after t years after purchase is v(t) = 1000e^(-0.45t). At what rate is the computer's value falling after 5 years? b) Assume that the total revenue received from the sale of x items is given by R(x) = 32 ln (5x+3), while the

109. ## History

As a result of the Industrial Revolution, British and French financiers built up enormous reserves of capital. Seeking to earn high rates of return on their investments, they helped to finance all of the following except: (choose one) a. The Suez Canal in

110. ## criminal justice

In 1970, the District of Columbia passed the first __________ statute which authorized denial of bail to "dangerous" persons charged with certain offenses for up to 60 days.

111. ## algebra,mathematics

Question 1 which of the following is/are true? A.(2/a-b) (b-a/2) =-1. B.If x=-1/2 and y=-2 then -x^2 - 4x/y +y^2=2 3/4. C.√1-x /√x-1 is defined for all x€R,x is not equal to 1. Question 2 The solution set of -x-√2x^2 +x -5 = 1 is 1.Q 2.{-2}

112. ## math

Given z(t) = square of t +1− t^3 , find z(2).

113. ## math

A professor gave his 40 students a test with three questions. Every student answered at least one question. Ten student did not answer the first question, 14 did not answer the second question, and 12 did not answer the third question. If 18 students

114. ## Science

What does the electron shell rotate around?

115. ## Physics

Ann, Sam and you take a trip to the orbiting International Space Station, bringing along a hula hoop that is 1.02 m in diameter (= 2R) and has a mass Mh = 2.0 kg. You are watching from a viewport while Sam and Ann go outside for a (space) walk. You see

116. ## math

find the number of terms for the following sequence. 125,109,93,.......-115 i got the answer of 15 terms. How do i get it though using a formula?

117. ## English

1. What kind of food can you make? 2. What kinds of food can you make? ------------------- Do we have to use 'kind' or 'kinds'? Which one do we have to use? Are both OK? Then, is there any difference between them?

118. ## physics

Calculate the range of the projectile using the initial speed and angle. Use g = 9.8m/s your calculation. Initial speed is 18m/s Angle is 75 Help please !!

119. ## organic chemistry

Why two immiscible liquids will boil at at a lower temperature than the boiling points of either pure component

120. ## science

A panic-prone person who ingests a(n) __________ would be expected to show increased anxiety. A. benzodiazepine agonist B. tricyclic antidepressant C. MAO inhibitor D. benzodiazepine antagonist is it A

121. ## Ela

What are some reading strategies or tips I can use for the Ela state exam?

122. ## math

Given f (t) = t^3 −3 , find f(a - 1).

In studying the emission of light, in order to determine the angle at which the intensity is a given value, the equation sin^2 A − 4sin A+1= 0 must be solved. Find the angle A to 0.01°. (sin2 A = (sin A)^2)

124. ## algebra

In a natural gas pipeline, the velocity v (in m/s) of the gas as a function of the distance x (in cm) from the wall of the pipe is given by v = 5.2x − x^2 . Determine x for v = 4.8 m/s.

125. ## Biology

Could you potentially use up all of your memory B and T cells for a specific antigen and become susceptible to that antigen again?

126. ## Physics

Calculate the maximum height using the initial speed, half-time, and angle. The initial speeed is 18m/s, half time is 1.8, and the angle is 75

127. ## algebra

A penny has a 1 cm radius. What is its diameter? Its circumference? its area?

128. ## Physics 2

Calculate the maximum height using the initial speed, half-time, and angle. The initial speeed is 9.8m/s, half time is 1.8, and the angle is 75.

129. ## beginig algebra

what is -3(k-4)=51

130. ## math

Which expression has the same value as 54  52  32  33

131. ## math

How do i find the 12th term of the sequence 36,18,9.... using a formula

132. ## English

1. I can make a vegetable soup. 2. I can make vegetable soup. (Do we have to use 'a' ornot?) 3. I can make ramen. 4. I can make pasta. 5. I can make seafood. 6. I can make raw fish. 7. I can make noodles. 8. I can make sandwich. 9. I can make bread. 10. I

133. ## Calculus

A rectangular page is to have a print area of 96 square inches. The top and bottom margins are to be 1.5 inches each and the left and right margins are to be 1 inch each. What dimensions will minimize the total area of the page. I got L=8sqr(2) But I'm not

134. ## socialstudies

1.What incentive did Spanish explorers have for settling the Caribbean islands? a)spices and silks b)faster trade routes c)land for plantations*** d)abundant sources of furs 2.which of the following was a positive effect on the industrial revolution?

135. ## Polygons on the coordinate plane

Draw a rectangle on a coordinate plane that has a perimeter of 16 units. Label all the vertica with they coordinate. Then find the area if he rectangle

136. ## Math

Find the cost of shingles for the gable roof below if one bundle covers approximately 33 ft to the power of two and costs \$29.95. Length on top is 12.7 meters and down is 7.5 meters. Thanks

137. ## physics

When the lights of an automobile are switched on, an ammeter in series with them reads 9.70 A and a voltmeter connected across them reads 12.20 V. When the electric starting motor is also turned on, the ammeter reading drops to 7.30 A and the lights dim

138. ## chemistry

What is the % of a solution containing 18.0g of NaCl in 65 ml of water 18.0/65 * 100 = 27% Right? Wrong?

139. ## PHYSICS

Calculate the maximum height the tank shell reaches using the initial speed (18 m/s), half-time(1.8), and angle(75).

140. ## chemistry

15.87 g of KBr is dissolved in 125.0ml of water. What is the % w/o 15.87/125.0 * 100 = 13%

141. ## Math

Jack brought 2 quart of motor oil. His car took 1quart and another half quart. How many cups of oil does he have left?

142. ## pre - CALCULUS

Find the indicated sum. Show your work. 4 k=1 (-1)^k(k+11) ￼Inbetween the 4 and k , Theres a backwards 3 sign

143. ## chemistry

How many moles of P4O10 can be produced with 9.544 x 10^-1 moles of the limiting reagent?

144. ## math

what are integers

145. ## science

You would expect that an injection of an opiate drug into the __________ would activate dopamine neurons in the nucleus accumbens. A. ventral tegmental area B. medial septal region C. periaqueductal gray matter D. preoptic area My choice is C

146. ## math

do integers have = and - sign

147. ## math

do integers have + and - sign

148. ## BUS 303 HUMAN RESOURCES MANAGEMENT

I NEED HELP RESPONDING TO A CLASSMATE IN 200 TO 25 WORDS, CONDUCT A BASIC SWOT ANALYSIS OF AN ORANIZATION OR DEPARTMENT TO WHICH YOU BELONG HOW DO YOU SEE THESE FACTORS AFFECTING THE DIRECTION OF HR

149. ## math

the diagram shows the length of the borders of the fence the length of the fence is 62 meters what is the unknown Length

150. ## Kelly

Can you give me 2 examples of academic goals and career goals?

151. ## chemistry

What is the molarity of a solution 12.5 naoh dissolved in total volume of 625ml? NaOH = 12.5/molar mass of NaOH = 12.5/39.99 = 0.313 molarity = no.of moles/volume in L = 0.313/0.625 = 0.501 moles/L

152. ## chemistry

How many grams of MgCl2 is needed to make 1200ml of a .25M solution? .25M/L* 1200mL/1* 1L/1000mL* 95.211:-/ mol I got 28.563g

153. ## chemistry

Aqueous ammonia is commercially available at a concentration of 16.0 M. Part A How much of the concentrated solution would you use to prepare 500.0mL of a 1.30M solution?

154. ## English

Reach each group of sentences. Two of the sentences are punctuated correctly. Choose the sentence that contains incorrect comma usage. A.) They were able to prove, I believe that Jesse James was killed in Missouri in 1882. B.) Frances, therefore, was the

155. ## English

Choose the meaning of the BOLDED word During the playoffs, the team faced a FORMIDABLE opponent. A.) oversized B.) declining C.) imposing D.) pompous I think the answer is C or D im just not sure Thank you

156. ## Pre - CALCULUS

Locate the foci of the ellipse. Show your work. 𝑥2/36+ y2/11=1

157. ## Math

Which fraction would fit between the 1/7 and 1/4? A. 1 over 5 B. 2 over 7 C. 1 over 3 D. 1 over 8

158. ## CHM

Heat of fusion (¦¤Hfus) is used for calculations involving a phase change between solid and liquid, with no temperature change. For H2O, ¦¤Hfus=6.02 kJ/mol. Specific heat capacity (C) is used for calculations that involve a temperature change, but no

159. ## science

a solutioohol mixed with 125 cu.cm of water find the concentrationn contains 4.5 cu.cm of alc

160. ## science

girl of mass 40kg having v 2m/s jumps on a stationary cart of mass 4 kg find the velocity of girl when the cart starts moving

161. ## genetics

why are there not many clinical studies done on rare diseases such as Batten disease?

162. ## Math

What is the funtion rule shown in the table n 3,4,5,6 y 2,1,0,-1

163. ## physics

A flying bat emits squeaks at a frequency of 80 MHz, if a stationary observer picks up the frequency of the squeaks as 78 MHz, is the bat moving towards or away from the listener? Determine the speed of the bat.

1/2x + 2/3x

165. ## Mia

A Screamingly Good Science Lesson Elizabeth Kibler 1Amusement park rides give us thrills, exhilaration, and delight. If you pay attention, these rides can give you something else—a science lesson. Roller coasters are amazing rides that can twist and veer

166. ## Pre - CALCULUS

Solve the system by the substitution method. Show your work. 2y - x = 5 x2 + y2 - 25 = 0

167. ## Math

How do you write a graph to represent the function x=0,1,2,3 y= 1,4,7,10

168. ## Simple math

Two standard number cubes are thrown. Given that one of the cubes shows a five, what is the probability that the sum of the numbers that come up on the two cubes is five?

169. ## Pysics science

How much work is done when a bucket of mass 1.5kg with 10g of water in it is pulled up from the bottom of a well 8m deep? Take g=9.8m/s2 (a)100.3j(b)2000.5j(c)901.6j(d)453.7j

170. ## algebra

Bill spent less than \$23 on lunch for his co-workers. If burgers cost \$5.25 each and sodas cost \$2.25 each, which of the following is not a possible combination of burgers and sodas that Bill could have purchased?

171. ## physics

A 4.0kg particle collides with a 6.0 kg particle that is at rest at 10m/s. What is the velocity of the particles after the collision

172. ## Corporate Finance

If PV is \$45,000 and the Average Rate of Inflation is 3% with 4 years until Retirement, what is the FV?

173. ## POL 201: American National Government

An appellate court that hears an appeal on a money laundering case from a district court....(Points : 1) A) is not concerned with guilt or innocence. B) can only send the case back for retrial. C) is concerned with whether proper legal procedures were

174. ## Science

Which sphere of the Earth system contains nearly all of Earth's mass? A. the geosphere B. the atmosphere C. the biosphere D. the hydrosphere

175. ## Intermediate Algebra

Compound Inequalities Definition Words ◦Compound inequalities ◦And ◦Or ◦Intersection ◦Union 1). 12 < 12 + 4x < 0 2). 12 – x > 15 or 7x – 13 > 1 I divide it up the compound inequalities into two problems 12 0 or x >0 and 12+4x 15 -x > 3 I then

176. ## Algebra

The sum of two numbers is 44. The smaller number is 6 less than the larger number. What are the numbers? How do I solve this?

177. ## algebra

A package is dropped from a helicopter at 1600 feet. The height of the package can be modeled by: h = -16t squared + 1600 , where h is the height of the package in feet and t is the time in seconds. How long will it take for the package to hit the ground?

178. ## Math 1

Ellen is making rectangular bookmarks. Each bookmark has an area of 16 square inches, and the length is 6 inches more than the width. Find the length and width of her bookmarks.

2+(2*+3/2)

180. ## math

how many grains are there in 1 and 1/2 tablets of 1/8 grains each? how do you figure this out!

181. ## MATH

WHAT IS GREEN AND MAKES HOLES?