# Questions Asked onApril 8, 2012

1. ## geometry

The trapezoids are similar. The area of the smaller trapezoid is 564m^2. Find the area of the larger trapezoid to the nearest whole number. The smaaler trapezoid is 24m, and the larger trapezoid is 57m. Possible answers: 576m^2--3,249m^2--3,181m^2--14m^2

The solubility product expression for mercury(I) iodide, Hg2I2 is Ksp = ? My answer is [Hg2^2+^][2I^-^]^2^ Would you agree?

3. ## geometry

Find the area of the rhombus. Leave your answer in simpliest radical form. Looks like kite the left sied top corner is 60 degrees and the bottom right corner is 6. Possible answers are: 12sqrt3--36sqrt6--72--72sqrt3 Could someone please help.

4. ## physics

An automobile traveling 95 overtakes a 1.10--long train traveling in the same direction on a track parallel to the road. Q1: If the train's speed is 75 , how long does it take the car to pass it Q2:How far will the car have traveled in this time? Q3:What

5. ## College Physics

A 40 kg child is standing on the edge of a merry-go-round in a playground. Before they were deemed too dangerous, these were quite common. They were just huge rotating platforms you could sit on while someone spun you around in uniform circular motion

6. ## writing

Can someone help me describe the peruasive appeal of Dr. Kings "I Have a Dream" speech, and refering persuasive devices and literary elements in the answer

7. ## science

A ball of mass m is attached by two strings to a vertical rod. as shown above. The entire system rotates at constant angular velocity about the axis of the rod. a)Assuming is large enough to keep both strings taut, find the force each string exerts on the

8. ## Chemistry

Why does equilibrium shift to the left when AgNO3 is added to the equation Co(H20)6 (aq) + 4Cl- (aq) CoCl4 (aq) + 6H2o(l)?

9. ## goemetry

The pentagons below are similar. The area of the smaller pentagon is 30m^2. What is the area of the larger pentagon in m^2? Small pentagon is 4m and the larger one is 10m

10. ## Physics

During each heartbeat, approximately 71 cm3 of blood is pushed from the heart at an average pressure of 105 mm-Hg. Calculate the power output of the heart, in watts, assuming 68 beats per minute.

11. ## discrete math

Find how many positive integers with exactly four decimal digits, that is, positive integers between 1000 and 9999 inclusive, have the following properties: (a) are divisible by 5 and by 7. (b) have distinct digits. (c) are not divisible by either 5 or 7.

12. ## College Physics 2056

An electromagnetic wave strikes a 3.00-cm2 section of wall perpendicularly. The rms value of the wave's magnetic field is determined to be 6.00 10-4 T. How long does it take for the wave to deliver 1000 J of energy to the wall?

13. ## boiling point

You are in a mountain range with atmospheric air pressure of 520 mmHg, and you wish to boil some eggs. What is the approximate boiling point of the water at this air pressure?

14. ## Chemistry PLZ HELP!!!!!

what conditions must exist for a polyatomic molecule to be nonpolar?

15. ## Chemistry

How many stereoisomers are there for 1,2-dichlorocyclopentane? The answer options are 1,2,3 & 4. I think it is 4 because there is one cis & one trans isomer,so when using the 2^n formula,the final answer is 2^2 =4.Is my approach correct? Need ur help

16. ## History

Create a Metaphor and simile about the panama canal, the perspective of the untied states from panama canal, and from the perspective of panama canal from the untied states. and give three reason for each.

17. ## Chemistry ,Reactions at Electrodes during Electrol

Reactions at Electrodes during Electrolysis Which half-reaction will take place at the cathode during the electrolysis of molten MgCl2? 2Cl- > Cl2 + 2e- Cl2 + 2e- > 2Cl- Mg2+ + 2e- > Mg Mg > Mg2+ + 2e- Which half-reaction will take place at the cathode

18. ## math

the bag contains 20 red marbles and30 white marbles and 40 blue ones what is the ratioof red to blue marbles what is the ratio of white to red if one marble is drawn from the bag what is the probability that the marble will not be white??? need ansewr

19. ## physics

Three point charges are arranged as shown. − + + −6.1 nC and 1.6 nC .4m apart 1.6 nC and 3 nC .088m apart What is the electric ﬁeld strength at 1.8 m to the right of the mid

20. ## physics-HS

Just as a car tops a 49 meter high hill with a speed of 77 km/h it runs out of gas and coasts from there, without friction or drag. How high, to the nearest meter, will the car coast up the next hill? plzzz help!

21. ## physics

You are trying to raise a bicycle wheel of mass m and radius R up over a curb of height h. To do this you apply a horizontal force F. What is the smallest magnitude of the force F that will succeed in raising the wheel onto the curb when the force is

22. ## tidewater tech

A British pharmaceutical company spent years and considerable funds on the development for a treatment for HIV patients. Now, with the protection afforded by patent rights, the company has the potential to reap enourmous gains. The government, in response,

23. ## english

persuasive appeals (A) tone (D) ethos (E) pathos (B) logos (C) A) an appeal to logic B) the emotions that a speaker demonstrates towards his or her subject C) an appeal to the credibility of the speaker D) an appeal to a sense of right and wrong E) devices

. Ksp for Fe(IO3)3 is 10-14. Two solutions, one being iron(III) nitrate and the other being sodium iodate, were mixed. At the instant of mixing, [Fe3+] = 10-4M and [IO3-] = 10-5M. What happens? My answer is that a precipitate forms because Qsp > Ksp. Would

25. ## Math11

Jamal has invested 5000.00 in an account that earns 2.50% interest per annum for a term of 10 years. a) how much interest will he earn? B)How much will his investment be worth at the end of the term?

The isothermal bulk modulus of elasticity of a gas is 1.5 * 100000 N/m^2. What will be its adiabatic bulk modulus of elasticity?

asked by Tools(plz help its really urgent)
27. ## Chemistry

Calculate the molality of a solution prepared by dissolving 31.6 g of Fe2O3 in 750. g of water

28. ## Chemistry

4. Use the information above to write net ionic equations for the two reactions that you have observed. 5. For each reaction, write the two half-reactions that make it up and calculate the overall reaction potential by adding the two half-reactions. Each

29. ## Math

A jar contains 6 red marbles and 10 blur marbles all of equal size. if Dominic were to randomly select 1 marble without replacement and then select another marble from the jar, what would be the probability of selecting 2 red marbles from the jar.

30. ## Chemistry PLZ HELP!!!!!

which intermolecular forces would exist between molecules of: a. H2S b. H2O c.O2 d. SiH4 e. HCl f. CH3Cl g. CO2 h. NH3

31. ## Chemistry

Why B(CH3)3 cannot be Lewis Base??

57. ## Calculus

Determine two sets of parametric equations for the line passing through the points P(1,7,1) and Q(3,4,4) ---------------------------------------- I got one of them but I don't know how to get a second parametric equation. first one: x=1-2s, y=7+3s, z=1-3s

58. ## PHYSICS

A beam containing one hundred billion (i.e. 1x10^11) electrons moves perpendicula to a 4.0 Tesla magnetic field and is deflected by a 12 N force. (The electrons has a negative charge of 1.6 x 10^-19) How much total charge is contained in the beam? How

59. ## chemistry

according to american insurance companies a driver will travel 12,000miles in a single year.gasoline may be taken as primarily C8H18,octane, and the reaction with dioxygen is given below.the driver's vehicle gets 25.0miles per gallon.the density of octane

60. ## chemistry redox titration

calculate the volume of a 0.02M mno4- solution that is required to react completely with 10.0ml of 0.1M c2o4-2

61. ## ALGEBRA

Find the functional values requested in the problem. h(x)=5 x-1

62. ## math

If a spring stretches 0.9 m when a 3-kg weight is attached to it, how much will it stretch when a 4-kg weight is attached to it?

63. ## Chemistry

Steam is compressed reversibly to liquid water at the boiling point 100C. The heat of vaporisation of water at 100C and 1.01325 bar is 2258Jg^-1. Calculate for one mole of water in term of work done(w),q,H and U for the process

. The insoluble salts AV, B2W, C2X3, DY2, and EZ3, which were formed from the metal ions A+, B+, C3+, D2+, and E3+ and the nonmetal ions V1– , W2–, X2–, Y1–, and Z1–, all have the same Ksp value. The salt with the highest molar solubility is AV

65. ## science

bob and sue are initially standing still on frictionless ice. bob weighs 500n . they push against each other and sue acquires an acceleration of 5m/s while bob acquires acceleration of 3m/s. what is sue mass

66. ## Science

Janice found two sea shells when she went to the beach. They appear to be almost the same size, but they have different shapes. How could she figure out if their volume is the same? A)Weigh each one on a scale to see which is heaviest. B)Fill each one with

Three resistors of different values can be connected together in different configurations. If all three resistors are used in a circuit, how many different values of total resistance can be produced? I can only find five... but the answer key says eight.

68. ## physics

An automobile traveling 95 overtakes a 1.10--long train traveling in the same direction on a track parallel to the road. Q1: If the train's speed is 75 , how long does it take the car to pass it Q2:How far will the car have traveled in this time? Q3:What

Questions: 1. In each test tube, a precipitate formed upon DROPWISE addition of the second reagent (steps 5 and 6). What are these precipitates? (a) First test tube with HgCl©ü : (b) Second test tube with SnCl©ü : 2. In each test tube, which reagent

70. ## algebra

The number of tickets sold each day for an upcoming performance of Handel's Messiah is given by N(x)=-0.6x^2+12+13, where x is the number of days since the concert was first announced. When will daily ticket sales peak and how many tickets will be sold

71. ## chemistry

Given the reaction 1/2 N2( g) + 3/2 H2 (g) ___> NH3 (g) +11.0kcal.Is this reaction exothermic or endothermic?

Which of the following mixtures will be a buffer when dissolved in 1 liter of water? 0.10 mol Ba(OH)2 and 0.20 mol HCl 0.30 mol KCl and 0.30 mol HCl 0.40 mol NH3 and 0.40 mol HCl 0.20 mol HNO2 and 0.10 mol NaOH 0.20 mol HBr and 0.10 mol KOH My answer is

73. ## Statistics

You are responsible for quickly fixing your company¡¯s computer system when it crashes. You know that there are three possible sources of errors in the system: the disk drive, the memory and the operating system. From an analysis of historical data, you

74. ## Calculus

Consider line segments which are tangent to a point on the right half (x>0) of the curve y = x^2+7 and connect the tangent point to the x-axis. If the tangent point is close to the y-axis, the line segment is long. If the tangent point is far from the

75. ## MATH

I have to make 4 square dog pens fit into a 169 square meter yard. the yard is square whole numbers If you square the yard it isn't whole numbers. 84.5 One of the pens is 24 square meters Please help me begin.

76. ## Pre-calculus

1)Which term best describes the linear programming situation represented by x+y=2 why is the answer infeasible? 2)Describe the linear programming situation for this system of inequalities. x < 1 y > 0 3x + y < 5 why is the answer unbounded?

77. ## science

Rank the species from strongest to weakest base: Cl-, OH-,NH2

78. ## Chemistry

Helium - oxygen mixture is used by deep sea divers in preference to nitrogen - oxygen mixture. Why?

79. ## Chemistry

Write balanced net ionic equAtions. D) zinc chloride and excess ammonia E) cupric phosphate and lots of ammonia A) ammonia and excess zinc sulfate

80. ## Statistics - Probability

A mutual fund company has six funds that invest in the U.S. market and four funds that invest in foreign markets. An investor wishes to create a mutual fund portfolio composed of two U.S. funds and two foreign funds. Unknown to this investor, one of the

81. ## Chemistry

N2 (g) + H2 (g) NH3 (g) + energy Name the direction of equilibrium shift - The pressure of the system is increased. - H2 is added to the system. - The temperature of the system is decreased.

82. ## physics

An automobile traveling 95 overtakes a 1.10--long train traveling in the same direction on a track parallel to the road. Q1: If the train's speed is 75 , how long does it take the car to pass it Q2:How far will the car have traveled in this time? Q3:What

83. ## msu

As compared to its first year of operation, ABC company grew 8% in the second year and an additional 2% per year for the next two years. If total growth for years 2-4 was $45,000 over the first year’s sales of$150,000, how much did ABC grow in year 2?

84. ## PHYSICS

A 0.75 Tesla bar magnet is placed inside of a coil made up of 350 turns of wire, each loop having an area of 0.002 m^2. How much electromagnetic flux is created when the magnet is quickly pulled out of the coil? How much voltage is induced in the coil if

85. ## manotriy

Surveys conducted in the months after 9/11 found a growing willingness on the part of the American public to

86. ## Chemistry

Given the reaction NH3(g) + O2(g)--> NO(g) + energy, in what direction will the reaction shift if you: a)remove O2 (g) b)increase the pressure by decreasing the volume c)decrease the temperature d)add a catalyst

87. ## Calculus

An open hemispherical bowl of radius R is slowly draining through a small hole of radius r in the bottom of the bowl. Let g be the acceleration due to gravity and y be the depth of the water (which means the distance from the water surface to the hole).

88. ## Chemistry

In a coffee cup calorimeter, 50.00 mL of HNO3 (aq) and 50.00 mL of KOH(aq) were mixed. The temperature of the resultant solution increased 6.5 C. What is the Delta H of this reaction?

89. ## physics

A man (mass = 78.6 kg) is jogging through the woods and runs straight into a large oak tree at 6.1 m/s. Rebound speed is measured at 5.2 m/s in the opposite direction. If the time of contact with the tree is 0.041s, what is the magnitude of the force that

90. ## Geometry

(1)Is a trapezoid a square? false (2) if all sides of a quadilateralare congruent,the quadilateral is a rhombis? true or false

91. ## Algebra 1

An empty box weighs 6 ounces.Jenna puts 12 calculators in the box.The total weight of the box and calculators is 96 ounces.Which equation models the weight,w,in ounces of each calculator?

92. ## Statistics

Alonzo applied for a job to be an administrative assistant.He had to take a typing test. His words per minute were translated into a z-score. If the z-score was 0, should he be hired? There were 47 applicants, and typing speed is very important.

93. ## Geometry

how would you determine the number of diagonals in a regular 41-gon ?

94. ## Trigonometry

Find the supplement of 8pi/17.

95. ## English

1. what sources should you include in your works cited list? a. all of the sources that you read whether you used them in the paper. b. only the sources that have a parenthetical citation in your paper. c. most of the sources that have a parenthetical

96. ## Chemistry

A gas sample has an initial volume of 4.5 liters at a pressure of 731 mmHg. If the volume is increased to 8.9 liters, what is the pressure?

97. ## Pre-calculus

Find the value for c for which the system is consistent and dependent. 3x + y = 5 4.5y = c + 9x Find the minimum value of f(x, y) = y – x + 1 for the polygonal convex set determined by this system of inequalities. x > 0 y > 0 2x + y< 4

98. ## physics

A bullet of mass m = 5.89 g is fired into a block of mass M = 3.09 kg that is initially at rest on the edge of a smooth table. (The table top is 0.83 m above the floor.) The bullet ends up stuck in the block, and together they fly off the table and fall to

99. ## Chemistry

What is the volume occupied by 12.3 g or argon gas at a pressure of 1.17 atm and a temperature of 455K?

100. ## calculus

let R be the region of the first quadrant bounded by the x-axis and the curve y=2x-x^2. Find the volume produced when R is revolved around the X-axis

101. ## probability question

if the odds agaisnt you winning are 1 to 7,what would the probability that you would win?

102. ## ALGEBRA

Find three ordered pairs that satisfy the equation. y = 5 x - 4

103. ## Physical Science

I need some help. I have tried working this problem and can't get it. A class is building a scale model of the planets based on the model of Mercury having a radius 0.5cm. What is the diameter of Saturn for this model?

104. ## Physical Science

I need some help. I have tried working this problem and can't get it. What is the mass of the Sun, in kilograms, based on the revolution period and distance from Venus?

105. ## Calculus

Let L1 be the line with the vector equation r= (-2,3) +s(-1,3), seR. Let L2 be with the line with parametric equation x=3t+2, y=t-7, teR. Are L1 and L2 perpendicular? How do you know?

106. ## Calculus

The position of a particle on the x-axis at time t, t>0' is ln t. Find the average velocity of the particle for 1

107. ## science

If 1.5 gals of 70 degree water is mixed with .25 gals of 32 degree water what would the temprature be?

108. ## physical science

What is the Ratio for Al2(CrO4)3

109. ## Chemistry

How many mL of .48 M NaOH are needed to react with 2.00 moles of H3PO4?

110. ## chem

If 0.208g of an unknown salt of oxalate ion requires 25mL of 0.02 M MnO4^- solution, calculate the molar mass and write the molecular formula of the unknown ( oxalare is the anion, what is the cation?).

111. ## Calculus

Verify please and thank you~ Does the line (x-7)/3=(y+8)/6=(z+4)/5 and the point P(10,-2,1) determine a plane? Answer: Yes, it is a plane because when I substituted the point P(10,-2,1) into the equation, I got the coordinates (1,1,1) If the coordinate

112. ## Life orientation

Substance abuse.5 ways in which the human or environmental problem impact on the community only in south africa

113. ## chemistry

How many mL of 3% aqueous hydrogen peroxide solution can you make out of 100 mL of 35% aqueous hydrogen peroxide?

114. ## Math

Damien sets up a bucket to catch rain drops the bucket can hold 1 gallon. If each raindrop is mae of about 1/90 fluid ounce of water,how many raindrops will the bucket be able to hold?

115. ## discrete math

Suppose that a department contains 10 men and 17 women. How many ways are there to form a committee with 6 members if it must have strictly more women than men?

116. ## Chemistry PLZ HELP!!!!!

what types of close packed unit cells do most metals assume?

117. ## Math: Derivatives

Use the shortcut rules to mentally calculate the derivative of the given function f(x) = −x + (3/x) + 1 After deriving it, I got -1+(0/1)+0= -1 But this answer is wrong, and I don't know why. Thank You

118. ## Math

If an object is launched straight up into the air from a starting height of h_{0} feet, then the height of the object after t seconds is approximately h=-16t^2+v_{0}t+h_{0} feet, where v_{0} is the initial velocity of the object. Find the starting height

120. ## Trig

Find the supplement of pi/6

121. ## Physical Science

I need some help. I have tried working this problem and can't get it. A scale model of the solar system is being constructed where 40cm of the model represents 0.5 AU of actual distance. What is the model dimension, in meters, for the distance of Jupiter

122. ## Applied Calculus

An underground electricity cable is to be laid between two boat docks on opposite banks of a river. One boat dock is 600 feet downstream from the other. The river is 200 feet wide. If the cost of laying the cable is $50 per foot under water and$30 per

123. ## Calculus

Which plane goes through the origin and is perpendicular to the line r=(2,-2,1) + s(2,3,-4), seR? a) 2x-2y+z=0 b) 2x+3y-4z=0 c) 2x+3y+z-4=0 d) none of the above. I got D, none of the above. I have substituted and couldn't find the answer equal to zero.

124. ## English

Can I use the simple past (as used by Shakespeare) to refer to the initial relationship between Prospero and Caliban? I added a few more sentences. 1) One day Caliban tried to rape Miranda, so Prospero gave up taking care of him. 2) At the beginning

125. ## ALGEBRA

Solve the system. $\left\{ \begin{tabular}{l}$ y = x + {\color{red}-2} $\\$ y = -{\color{red}3} x + {\color{red}10} $\end{tabular} \right.$

126. ## Trig-desperate

f(x)=sin2x and g(x)=1/2tanx for x is the element of [-90;180] 8.1)calculate the x-coordinates of the points of intersection of f and g.

127. ## American Literature

To what does the title of the play Dutchman by Amiri Baraka allude?

128. ## Physics

If you can see the face of a friend who is underwater, can she also see you? Please explain. Thanks :)

129. ## english

Choose and Place MLA, APA, or Both in the blank. _____1. In a work with a single author, the author’s last name and initials are listed in the works cited entries. _____2. In a work with a single author, the author’s full last name and first name are

130. ## chemistry

You have two SCUBA tanks, one containing air( 80% 20%) and the other containing a nitrox mix that is 60% nigtrogen and 40% oxygen. The volume of each tank is 10.00 L. Determine the number of moles of nitrogen and oxygen in the air tank.

131. ## Chemistry

What are the general equations for reaction of 1. Strong acid and weak base 2. Strong base and weak acid?

132. ## Physics

Compute the linear momentum and angular momentum of a Frisbee of mass 0.160 kg if it has a linear speed of 2.00 m/s and an angular velocity of 50.0 rad/s. Treat the Frisbee as a uniform disk of radius 15.0 cm.

Bats and dolphins both hear a ______ than humans do... a.smaller range of pitches b.smaller range of frequencies c.larger range of resonances d.larger range of pitches and frequencies

134. ## Science

I need help in Science Project. The topic is called "How does the size affect the force of magnetism". I didn't see any procedure in how to do this particular topic can you help me?

2x+4y= 6

136. ## chemistry

How many mL of 3% aqueous hydrogen peroxide solution can you make out of 100 mL of 35% aqueous hydrogen peroxide?

137. ## Applied Calculus

If an object is launched straight up into the air from a starting height of h_{0} feet, then the height of the object after t seconds is approximately h=-16t^2+v_{0}t+h_{0} feet, where v_{0} is the initial velocity of the object. Find the starting height

138. ## Chemistry

What is the volume occupied by 12.3 g of argon gas at a pressure of 1.17 atm and a temperature of 455K? Would formula be V=T/P? 388.89 L?

139. ## algebra

Write a quadratic equation in the variable x having the given numbers as solutions. Type the equation in standard form, ax^2+bx+c=0. Solution:2

140. ## social studies

what is the role of US government

141. ## math plz help

how would you determine the number of diagonals in a regular 41-gon ?

142. ## Chemistry

What is the volume occupied by 12.3 g or argon gas at a pressure of 1.17 atm and a temperature of 455K? Unable to understand formula suggested Dr. Bob. Please explain further.

143. ## Chemistry

What is the volume occupied by 12.3 g or argon gas at a pressure of 1.17 atm and a temperature of 455K? So...Dr. Bob... PV=nRT 1.17V=(12.3)(.08206)(455K) V=459.25/1.17 V=392.5L ???

144. ## grammar

which statement is suitable for a peruasive essy? As a taxpayer, I get very upset when the government raises interest rates. The state should increase driver's registration fees to pay for the new highway overpass. Lighting has been known to strike in the

145. ## chemistry

if heat of dissolution dissolution of NaCl=1700K.J/mole find heat of dissolution 11.7gm of NaCl in water

146. ## Math

Perform the indicated operations and simplify: i^-31

147. ## math

Do 3x^2-7x+2=0 verify that the sum of the solution is -b/a and verify that the product of the solution is c/a

148. ## English

Good Easter to you and your family, too, Writeacher. I urgently need you to check this rephrase of the modern translation of the fight between Beowulf and Grendel by Seamus Heaney. I need to be more precise in the description of the fight. Nor did the

149. ## chemistry

AgNO3+NaCL=NaNo3+AgCl heat change=-36 heat of percipitation of 2 moles of AgCl???

150. ## anthroplogy 101

Caste systems are most common in societies

160. ## Pre-calculus

1)Which of the following results in the graph of f(x) = x2 being expanded vertically by a factor of 4? the answer is f(x) = 4x2. can you explain how. 2)Which is true for the graph of y=(x^2-9)/(x^2-4). the answer is vertical asymptotes at x = ±2 . please

161. ## History

What struggle was there between the president and Congress for dominant political power within the federal government from 1850-1868? I know there was the reconstruction problem and how congress basically took over. What else?

What will be the amount of work done in increasing the volume of 10 mols of an ideal gas from one litre to 20 litre at 0C?

163. ## math

marcie, kim and yvonne are on the same softball team. (A). During the last season . Marcie hit 3 less than twice the number of home runs that kim hit let h represent the number of home runs that kim hit . write an expression that represents the number of

164. ## Chemistry PLZ HELP!!!!!

distinguish between aorphous and crystalline soilds and give an example of each

165. ## math

with the babys in his arm mr greer weighed 180 pounds without the baby he weighed 165 1/2 pounds how much did the baby weigh plzzz be ast with ansewer

166. ## math

jimm read 42 pages of a book each day for 5 days on the next 3days he read 44pages 35 pages and 35 pages what was the avrage number of pages he read on the last 3days what was the avrage he read for all 8 days

167. ## AAT

ã3tanx=3tanxcscx-ã3tanx

168. ## life orientation

critically discuss 5 wayz in which the human or environmental problem impect on the community

169. ## History

civil war ---> triumph of american democracy over european aristocracy. I'm supposed to write a paragraph about this, but I don't understand it.

170. ## geometry

if a room measures 19 ft by 25 ft and covering thisroom with tile that costs .92 cents each how much would you spend

171. ## Chemistry PLZ HELP!!!!!

how are intermolecular forces different from chemical bonds?

172. ## math

if the odds agaisnt you winning are 1 to 7,what would the probability that you would win?

173. ## English

Need to know how to correct this run on sentences. In some parts of Canada's Northwest Territory the only way to transport supplies is over frozen lakes being a ice road tucker is one of the most dangerous jobs in the worl.d.

174. ## Math

2 round fountains which are silimiar but one measures 9'11"across and the other one measures 17'10".what would be the scale factor for the larger one?

175. ## Chemistry PLZ HELP!!!!!

write balanced equations of hydrogen with the following: a. potassium b. fluorine c. sulfur

176. ## Chemistry PLZ HELP!!!!!

write balanced equations of hydrogen with the following: a. potassium b. fluorine c. sulfur

177. ## math

What is 42q squared minus 19qt minus 35t squared?

178. ## Economics: Am I right?

I am completely stuck on these two questions. I have read my chapter, but I am still doubting that I got the answers correct. 1.A decrease in aggregate demand causes a decrease in ______ only in the short run, but causes a decrease in ______ in both the

179. ## geometry

(1)Is a trapezoid a square? false (2) if all sides of a quadilateralare congruent,the quadilateral is a rhombis? true or false

180. ## chemistry

If the.mass of 100 cm of magnesium is 1.02g, what is the mass of the magnesium if its 1.5 cm?????????????? Help!!!!!

181. ## Geometry help check

(1)Is a trapezoid a square? false (2) if all sides of a quadilateralare congruent,the quadilateral is a rhombis? true or false

182. ## f/celsius problem

5(30*-32)/9= im confused 5 times 2=10/9 is this correct

183. ## chemistry

if heat of precipitation of AgCl=-36k.j/mole find heat of precipitation of 287 gm of AgCl knowing that (Ag=108 . CL35.5)

184. ## physics

If the strip is 29 mm long, how far is the maximum deviation of the strip from the straight orientation? (The deviation is measured from the straight orientation from the interface of the two strips.)Radius of curvature is 53.7 m

199. ## Math

Brandon's bedroom floor is 12ft by 8ft. How many square feet of carpet are needed to replace his old carpet?

What is the pH of a 5.06E-2 M aqueous solution of sodium acetate? I know that I would set this up the same way I did for the previous question that I posted. I am just confused on how to find the Ka. I know it is kw/kb but for what compound is what I do

201. ## writing

what happens during a doctor's visit?

202. ## to ms.sue

i mean when you like visit the doctor. when you go to a doctor's appointment.

203. ## Calculus

Determine the value of k that makes the line (x+2)/4=(y+1)/5=(z-3)/3 and r=(1,3,6 +s(-2k,2,k), SeR, perpendicular.

204. ## accounting

which one of the following contingencies must be accrued on the balance sheet

205. ## investments

my broker recommends that i purchase a stock for $60.00. stock pays$2.40 in annual dividends and expects to grow 8%/year. Is this a good buy?