# Questions Asked onNovember 28, 2011

1. ## chem

Classify as a strong, weak, or non electrolyte. FeCl2, HBr, HCN, CaCO3. I put FeCl2 and HBr as strong, HCN as weak and CaCO3 as non.

2. ## Chemistry

Consider the following reaction: 2NaCl(aq) + H2O(l) -> Cl2(g) + H2(g) + 2NaOH(aq) A 10.0g sample of sodium chloride was placed in 10.0 g of water. If 3.85 g of Cl2 was obtained, what was the percent yield of Cl2?

3. ## World Geography

What biomes have the highest population density?

4. ## statistics

This table shows claims and their probablity for an insurance company. AMOUNT OF CLAIM PROBABILITY $0 0.65$50,000 0.25 $100,000 0.06$150,000 0.02 $200,000 0.01$250,000 0.01 1. Calculate the expected value? 2. How much should the company charge as an

5. ## geometry

YW bisects angle XYZ. m of angle XYW = (2x + 7)degrees and m of angle XYZ = (6x - 8)degrees. Find the value of 'x'.

6. ## calculus

find the work done in winding up a 175 ft cable that weighs 4.00 lb/ft?

7. ## Geometry

To reach a campsite, a hiker first walks for 2 mi at a bearing N 40 degree E. Then He walks 3 mi due east. What are the magnitude and direction of his hike from his stating point to the campsite? Round the distance to the nearest tenth of a mile and the

8. ## chemistry

10). What is the molarity of an HCl solution if 42.5 mL of a 0.110 M KOH solution is needed to titrate a 25.0-mL sample of the acid? A) 0.187 M HCl B) 0.587 M HCl C) 0.0647 M HCl D) 5.35 M HCl E) 1.70 M HCl

9. ## Chemistry

Determine the final end (final) value of n in a hydrogen atom transition, if electron starts in n = 1 and the atom absorbs a photon of light with an energy of 2.044 X 10^-18J? A) 3 B) 4 C) 2 D) 6 E) 5

12. ## chemistry

5. The industrial production of hydroiodic acid takes place by treatment of iodine with hydrazine (N2H4): 2I2 + N2H4 → 4HI + N2 a.How many grams of I2 are needed to react with 36.7 g of N2H4

13. ## math

what do the fans sing at university of california football games?

20. ## chemistry

What is the wavelength of a 2500 kg truck traveling at a rate of 70 km/h?

21. ## chemistry

Potash is composed mainly of potassium carbonate, K2CO3. If 1.000g of potash reacts with sulfuric acid to produce 145 mL of carbon dioxide gas at STP, what is the percentage of potassium carbonate in the marble sample? K2CO3 + H2SO4 ==> K2SO4 + H2O + CO2

22. ## Organic Chemistry

Look up the density of n-butyl chloride (1-chlorobutane). Assume that this alkyl halide was prepared instead of the bromide. Decide whether the alkyl chloride would appear as the upper or lower phase at each stage of the separation procedure: after the

23. ## math

eight pairs of data yield the regression equation y^1=55.8+2.79x. What is the value of y for x=5.6?

58. ## Physics

In the experiment, a meter is hooked up to a speaker to monitor the amplitude of the received sound. Suppose the background signal level is 15 mV, the signal is 90 mV with no attenuator and is 30 mV with an attenuator in place. Calculate pt/pi including

59. ## calculus

A force of 1300 lb compresses a spring from its natural length of 16 in to a length of 10 in. How much work is done in compressing it from 10 in to 6 in?

If I get a scholastic art and writing award (winner earns a scholoship) every year will that help me to get to yale. This is a curious question becuase I'm doing this this years and every year till my senior year.

61. ## physics

A diver, below the surface of a lake, notices that no light appears to be coming toward her greater than the angle è, measured from the vertical. If the index of refraction of water is 1.33, what is the angle è (which is the critical angle of total

62. ## Physics

Two particles with masses 3.1 kg and 6.6 kg are connected by a light rod of length 4 m. Find the moment of inertia of the system about an axis perpendicular to the rod and passing through: a) the midpoint of the rod; b) the center of mass of the system of

63. ## Physics

At t = 0 s a flywheel is rotating at 30 rpm. A motor gives it a constant acceleration of 0.9 rad/s^2 until it reaches 70 rpm. The motor is then disconnected. How many revolutions are completed at t = 20 s? number of revolutions?

64. ## physics

For no apparent reason, a poodle is running counter-clockwise at a constant speed of 3.40 {\rm m/s} in a circle with radius 2.2 {\rm m}. Let \vec v_1 be the velocity vector at time t_1, and let \vec v_2 be the velocity vector at time t_2. Consider \Delta

65. ## Calculus

Find the RMS value of the function i=15[1-e^(-1/2t)] from t=0 to t=4 A. 7.5[sqrt(1+4e^-2 -e^-4)] B. 7.5[sqrt(4-2e^-2 +e^-4)] C. 7.5[sqrt(4+4e^-2 -e^-4)] D. 7.5[sqrt(5-2e^-2 +e^-4)]

66. ## Statistics

I have the answer to this question,, but i'd like to know how to do it. I need help finding z. Any help would be great. Thanks. Children and McDonaldfs In a Sports Illustrated for Kids survey of 603 children, 43% preferred McDonaldfs for fast food. The

67. ## math

Three men (Tom, peter, and jack)and three women (Eliza, Anne, and Karen) are spending a few months at a hillside. They are to stay in a row of nine cottages, each one living in his or her owm cottage. There are no others staying in the same row of hoses.In

68. ## math

Fresh Grapes contain 80 percent water by weight and 20 percent juice, whereas dried grapes contain 15 percent water by weight with the rest juice. How many punds of dried grapes are needed to yield the same amount of juice as 34 pounds of fresh grapes?

69. ## spanish

how would u responed too Adonde vas os lunes a las 8:30 de la manana?

70. ## Physics

A block of mass 3.1 kg hangs vertically from a frictionless pulley of mass 5.9 kg and radius 14 cm. Treat the pulley as a disk. Find: a) the acceleration of the block; b) the tension in the rope; c) the speed of the block after it has fallen 55 cm,

78. ## physics

A room has the dimensions 3.0 m by 4.0 m by 4.0 m . The air in the room is 79% N2( MW= 28) and 21% O2 (MW = 32). At a temperature of 20 degrees Celsius and pressure of 115 kPa , what is the mass of the air in the room in kilograms?

79. ## physics

A box is pushed a distance d along a ramp at a constant speed by a horizontal force, Fa. The mass of the box is m. The ramp is inclined at an angle of  above the horizontal and the coecient of kinetic friction between the box and the ramp is k.

80. ## Phsyics

A 40.6-kg crate rests on a horizontal floor, and a 69.1-kg person is standing on the crate. Determine the magnitude of the normal force that (a) the floor exerts on the crate and (b) the crate exerts on the person.

81. ## Stats

A simple random sample will be obtained from a normally distributed population. Find the minimum sample size needed to be 99% confident that the sample standard deviation s is within 5% of the standard deviation. Is such a sample size practical in most

82. ## trig

Write cot(t) in terms of sin(t) if the terminal point determined by t is in the first quadrant. Do not leave a fraction inside a radical or use absolute value.

83. ## calculus

w=4e^sqrt(s) Find the derivative of the function.

84. ## Geometry

The figure is formed from tectangles. Find the total area 8Ft 5ft 3ft 3ft I just can't figure this out. or I am having a blond moment

Ship A is traveling west at 40kkm/h and ship B is traveling north at 30mk/h. Both are headed for the Los Angeles Harbor. (a) At what rate are the boats approaching each other when ship A is 3km and ship B is 4km from the dock? (b) At what rate would the

86. ## Physics

8. In an ultracentrifuge a solution is rotated with an angular speed of 3000 rev/sec at a radius of 10 cm. How large is the centripetal acceleration of each particle in the solution? Compare the centripetal force needed to hold a particle of mass 10-5 gm

87. ## physics,

A student presses a book between his hands The forces that he exerts on the front and back covers of the book are perpendicular to the book and are horizontal. The book weighs 30.8 N. The coefficient of static friction between his hands and the book is

88. ## Computer(Math)

Let C { x#y| x,y ∈ {0,1}* and x ≠ y} show that C is a context free Language...

89. ## geometry

The radius of the inscribed circle is equal to twice the area of the triangle divided by the perimeter of the triangle. Prove that this relationship is true for the inscribed circle in any right triangle.

90. ## geometry

AB intersects CD at E. If m

91. ## chemistry

valerie placed 1.0g of salt into one beaker, 1.0g of soil into a second beaker, and 2.0g of sugar in a third beaker. She then added 200mL of water to each beaker and stirred the contents for 3 mintues. How many compounds and how many mixtures did Valerie

92. ## Math

John Receive a 10,000 loan, with an interest rate of 6 %, for 6 years. What is the total amount of interest paid to the bank?

93. ## Fitness and Safety

3. How does it benefit your muscles to do different types of strength training activities? 4. What are some of the challenges or disadvantages of using weight machines? 5. What's the difference between dumbbells and barbells?

94. ## Physics

A great white shark with a mass of 3000 kg swimming at 3.00 m/s swallows a 250 kg fish at rest. What is the speed of the great white shark right after swallowing the fish?

95. ## statistics

Composite ACT Scores Non-Athletes Athletes 25 21 22 22 27 21 19 29 24 25 26 27 24 30 19 25 27 23 24 26 17 23 23 a. Test an appropriate hypothesis and state your conclusion. Use alpha = .05 for your test. Show the null and alternative hypothesis, the

96. ## geometry

the angles in a hexagon are 135, 62, 151, 140, x and x +6. find the measure of the missing angles.

97. ## calculus

Consider the function whose second derivative is f''(x)=7x+6sin(x). If f(0)=2 and f'(0)=3 , find f(x) .

98. ## Operations Management

You are managing a breakfast and lunch only restaurant that sells all-inclusive plated meals (i.e. all lunches include any protein or hot foods as well as salads and sides on a single plate). You’ve decided to try and apply “drum-buffer-rope”. You

99. ## physics

In a European country a bathroom scale displays its reading in kilograms. When a man stands on this scale, it reads 90.4 kg. When he pulls down on a chin-up bar installed over the scale, the reading decreases to 79.5 kg. What is the magnitude of the force

100. ## Social Studies 9

I am pretty confused about mechanical weathering and chemical weathering. what is the easiest way to remember the differences of these 2 things

102. ## statistics

If scores are normally distributed with a mean of 3.06 and a standard deviation of 0.84, what percent of the scores is: (a) greater than 3.9? (b) less than 2.22? (c) between 2.22 and 3.9?

103. ## Physics

Two blocks with masses m1 = 3.9 kg and m2 = 6.7 kg are connected by a string that hangs over a pulley of mass M = 2.2 kg and radius R = 0.11 m as shown above. The string does not slip. Assuming the system starts from rest, use energy principle find the

104. ## Civics

Describe the differences between the House of Representatives and the Senate, and explain the historical, practical, and theoretical reasons why the framers created a bicameral Congress. *For all those who read it, you don't have to fully answer the

105. ## gemetry

If EF = 9x + 14, FG = 56, and EG = 250, find the value of x. so on a straight line marked E then F in the middle and G on the other end. I am so confused

106. ## science

Describe the process by which a fungus feeds. A fungus feeds first by growing hyphae into the food source. Then chemicals ooze from the hyphae into the food source. The chemicals break down food into substances that the hyphae are able to absorb. I used

107. ## math

multiply and simplify k^2+10k+16 k^2+6k __________ x _________ k^2+14k+48 k^2+5k+6

108. ## calculus

F(x)=e^(-3x/2) Let R be the region between the graph of f and the x-axis on the interval 0 to 1 . Find the volume V of the solid of revolution generated by revolving R about the x-axis. Give both exact (symbolic) and approximate (numeric) answers.

109. ## Physic

A machine part is made from a uniform solid disk of radius R = 0.161 m and mass M = 7.75 kg. A hole of radius R/2 is drilled into the disk, with the center of the hole at a distance R/2 from the center of the disk (the diameter of the hole spans from the

110. ## PHYSICS

If the dummy is thrown forward with a force of 130.0 n while simultaneously being hit from side with a force of 4500.0n what force will the seat belt have exert on the dummy to hold in seat

111. ## math

julia shoots 40 baskets and makes 30 what percent did she make

112. ## statistics

Suppose that weights of 5th grade elementary boys are normally distributed with mean µ =90 lbs and variance ó2 = 4 lbs. Find the weight that corresponds to Q3 and interpret this measure of position.

113. ## Statistics

The average hourly wage of employees in a large nationwide industry is $12.96. Assume the variable is normally distributed, with a standard deviation of$4.46. In a randomly selected sample of 10,000 such employees, how many of them (correct to the nearest

114. ## Physics

A torque of 60 N*m acts on a wheel of moment of inertia 30 kg*m^2 for 5 s and then is removed. a) What is the angular acceleration of the wheel? rad/s^2 b) How many revolutions does it make in 15 s if it starts at rest?

115. ## physics

A 62.7-kg person jumps from rest off a 2.98-m-high tower straight down into the water. Neglect air resistance. She comes to rest 1.09 m under the surface of the water. Determine the magnitude of the average force that the water exerts on the diver. This

116. ## statistics

Determine the sample size needed in order to be 95 percent confident the p, the sample proportion of HD television sets that last at least five years without a single repair, is within 0.03 of , the true proportion of sets that last at least five years

117. ## Chemistry

How has the equilibrium been modified in Haber Process? what is the heat value for the following exothermic reaction : Hb(aq) + O2(aq) = HbO2(aq) + (Heat ?)

118. ## Geometry

A circular flower bed is sectioned off. The arc intercepted by the 120 degree central angle is to be bordered with marigolds. The garden has a diameter of 63 inches. Circumference = Pi * diameter, Pi = 22/7. If you plant the marigolds about eight inches

119. ## physics

How much work would be done if a 50 kg block was pulled horizantally at a 30 degree angle to the horizantal for 10 meters. a) With zero friction b) With -100N friction

120. ## math- factoring

factor completely 1) 8x^3 + 27y^3 2) u^3 + 125v^3

121. ## math

The sum of three numbers is 81 and their ratio is 3:7:17. What is the value of the smallest number?

122. ## science

How do some fungi help plants grow larger and healthier? Some fungi help plants grow larger and healthier when their hyphae into or on a plant's roots. The hyphae spread out and absorb the water and nutrients the plants needs.

123. ## ALGEBRA

A newspaper article discussing whether Social Security could be cut offered the information shown in the figure. Use the information in these graphs to answer the question. How many workers pay into Social Security for each person getting benefits in 2000?

124. ## statistics

Before 33 33 38 33 35 35 40 40 40 31 After 34 28 25 28 35 33 31 28 35 33 Ten different families are tested for the number of gallons of water per day they use before and after viewing a conservation video. Construct a 90% confidence interval for the mean

125. ## Health

26. When someone is choking you need to perform chest compressions. -False? 31. The female reproductive cell is called an egg. -False? 34. If the egg is not fertilized, then conception occurs. -False? 45. The embryo is a blood vessel-rich organ that forms

126. ## statistics

Suppose we have a set of blood pressures with a mean of 110 Systolic, and a sample standard deviation of 15 points. If we assume a normal distribution of Systolic blood pressures, then between what two values can we be assured 99.7% of all Systolic blood

127. ## Math

Three neighbors are sharing a rectangular strip of land for a garden.They divide the landinto equal peices. What fraction of the land does each person get if they share it equally? Write the answer in more than one way.

128. ## Getting Work done with Pulleys

Wats the hidden shortcut to figure the mechanical advantage for a pulley system by not doing calculations? Is that using many pulleys at once? I really don't know. Just guessing.

129. ## basic question

why is it if you guys don't know the answer or if you don't want to answer a question do you guys leave it unanswered. At least you could do is comment back and say you don't know it to at least let people know that you have seen their questions.

130. ## phiscal science semester 2

For the reaction C2H6+O2>CO2+H2O what are the coefficient to the chemical substance it goes with for balanced reactions?

131. ## math

i need help on arrays and an expanded algorithm please wright as asap please

132. ## English

I urgently need you to check these sentences. I have a few doubts on how to vary past perfect tenses (when turning the summary into the present). I included my doubts using question marks. Thank you. 1) After moving the bed aside he takes three

134. ## calculus

find the area of the region under y=6 ln(3 x) and above y=8 for 4

135. ## calculus

Let f''(x)=5x+5 with f'(2)=1 and f(-2)=2. Find f'(x) and f(3)?

136. ## Chemistry

At 20 degrees C ethanol has a density of 0.789 g/ml and H2O has a density of 1.0 g/ml. What is the % by volume of ethanol of a solution made by adding 50g of ethanol with 50g of H2O?

137. ## English

Hello. Please tell me if it's possible (and natural) to say: 1)the city central square; 2)the central city square; 3)the city's central square. The meaning: the central square of the city. Thank you for help.

138. ## math- factoring

factor completely 1) 8x^3 + 27y^3 2) u^3 + 125v^3

139. ## Finance

IBM's common stock has a beta of 0.85. If the expected risk-free return is 4.5% and the market risk premium is 7%. a) Calculate IBM’s required rate of return (10pts) b) Assume IBM’s actual realized return is 15%. Calculate its abnormal return (i.e.

140. ## Operations Management

6. You manage the Distribution Center shown in the diagram below which, for one particular product, supplies only the two retail locations, A and B. You want to convert from your old Reorder Point-based ordering format to Pull Replenishment. It takes you 2

141. ## math

You have used 225 of your 500 sheets of printer paper. What fraction of the paper have you used?

142. ## phsyics

A 40.6-kg crate rests on a horizontal floor, and a 69.1-kg person is standing on the crate. Determine the magnitude of the normal force that (a) the floor exerts on the crate and (b) the crate exerts on the person.

143. ## math

Subtract simplify by collecting like radical terms 6square root symbol 75 -7square root symbol 3 I cant figure out how to square 75?

144. ## calculus

Find the derivative. f(x)=ln(8-e^-x) I got -e^-x/8-e^-x but it was wrong. WHAT DID I DOOOO?!

145. ## geometry

pq and pr are opposite rays. If pq is represented by 4x + 26 and pr is represented by 2x+34, find x

The sum of three numbers is 81 and their ratio is 3:7:17. What is the value of the smallest number?

147. ## English

Could you please check these sentences? 1) Your paragraph lacks an introduction as well as a conclusion. You referred to the requested topic only near the end of your paragraph. 2) You wandered off the subject focusing your attention on the description of

148. ## Accounting

how and what do I post from the cash receipts journal to the general journal

149. ## Science Fair

Is there any science fair contests that are going on in spring valley????

152. ## Math

John Receive a 10,000 loan, with an interest rate of 6 %, for 6 years. What is the interest amount paid on the 5th payment?

153. ## algebra

find the vertex, line of symmetry,and the maximum or minimum value of f(x). Choose the graph that represents f(x)=1/4(x+9)^2+7

154. ## American Government

Share two examples in American history of how the people of America shifted their ideologies from one set of beliefs to another. Why did this happen? What were the political, economic and social conditions that led to this shift?

155. ## English

You have already checked these sentences. I just wanted to know if I could use the present simple to narrate it. Thank you. 1)The police appeared (appear OR appears) completely satisfied that nothing criminal had occurred in the house. However, they

Metropolis currently has $1,150,000 in cash. How long would it take them to accumulate$2,000,000 in cash? Assume an interest rate of 5%.

157. ## Social Studies

The largest island in the world, locates near Canda is called______. I think it's Greenland

158. ## calculus

A party store ordered 50 cases of balloons. The number of cases in stock t months after the order arrives is given by the equation 50e^(-.9t). What is the average number (exact and approximate) of cases in stock over the same 6 months?

159. ## physic

An infinite uniformly-charged sheet with a = -2 x 10^-10 C/m2 occupies the yz plane. A deuteron1 is created at a point on the +x axis 5 m from the sheet. The deuteron is produced with zero kinetic energy and is free to move. a) What is the location of the

160. ## math

Subtract simplify by collecting like radical terms 2square root symbol 50 -2 squareroot symbol 2.

161. ## math

stacy multiplied 5x9 andand said the answer was 44. what two patterns could you use to show that her answer is not correct?

162. ## Chemistry

What happens when hydrogen sulfide is heated through an iron sulfide solution?

163. ## Physics

A force of 580 N is needed to be applied on a rope at an angle of 30 to the horizontal in pulling a crate with a constant velocity across a horizontal plank. What is the mass of the crate if the coefficient of kinetic friction is o.25?

164. ## vocabulary

why the united states is an example of a civilization?

1,150,000 in cash. How long would it take them to accumulate $2,000,000 in cash? Assume an interest rate of 5 percent. asked by roland 166. ## Math I lost the last link.... Triangle DEF has D= 58 degrees, E= 41degrees52', and f(little f)= 0.032 microns. Find d 52/60 (to get the inches gone) 58+41.86(repeating for quite a fe2 digits) 180-99.86666667=80.13333 So my equation is f Sin85/Sin80.1333 How asked by Dwayne 167. ## Intermediate algebra Hello, I am kind stuck on this question In the lab you discover a relationship between the temperature of the air and the speed of sound. You find the speed of sound is never lower than 331 m/s and increases by 60% of the current temperature. a. What is asked by Jennifer 168. ## chemistry Volume of 0.185 mol . L-1 and 0.74 M asked by Chris 169. ## accounting refer to christmas company. how many units are to be tracked for forming? asked by Anonymous 170. ## Math Your search for Determine the number of square meters of vinyl needed to line the inside of a right rectangle swimming pool. The pool is 7m long, 4m wide, and has a uniform depth of 2.5m returned no results. asked by Silly 171. ## physics 1- How are transformers made efficient using the key idea of "eddy's current" and "laminate" 2-there is a copper tube thee are 2 waights the same mass, one travels faster down the tube and one travels slower down the tube. why is that. can you please asked by Anonymous 172. ## geometry If the area of a trapezoid is 209 square yards and the bases are 15 yards and 23 yards. What is the height of the trapezoid? asked by Angel 173. ## Algebra Elimination method: x+5y=-13 2x-5y=-19 ( , ) asked by Mike Barrow 174. ## precalculus graph the parabola y=2x^2-6x-3. plot point on the parabola A[1,-7] and draw a line through A with an angle of inclination equal to 30 degrees. then find the equation of the line and its second point of intersection B, with the parabola asked by jan 175. ## Algebra To determine the question use Frogs F and G are 5cm to cube and 40cm to cube. a. Ratio What are ratio volumes and surface areas for a frog? (The formula for figuring out this data A correlation V square=2/3 Ratio Volumes: Surface areas: b. Toxin Let us say asked by Frank 176. ## Health 26. When someone is choking you need to perform chest compressions. -False? 31. The female reproductive cell is called an egg. -False? 34. If the egg is not fertilized, then conception occurs. -False? 45. The embryo is a blood vessel-rich organ that forms asked by mysterychicken 177. ## Physics Help Please Issac has to do 1000J of work on a 5kg box, and all the work he did simply went into lifting it above the ground. How high above the ground will the box be when all the work has been done? asked by Marissa 178. ## SOCIAL STUDIES!!! how did slater and lowell contribute to industry in the united states? asked by jordan 179. ## Math ∛(y^13) ∛(16y^14)Multiply and simplify assume all expressions under radicals represent non negative number My friend helped me she said azanswer is 12(y^13)(square root sybol y) asked by Allison A 180. ## scientist Scientists performed an experiment to determine whether there is a connection between learning ability and food. They took two groups of 20 mice each, all from the same purebred strain. The mice were deprived of food for 3 days and then given a standard asked by Anonymous 181. ## Dymanics 10tan theta= .5+1/2costheta + 2sintheta How do I simplify the right side of the equation. asked by annie 182. ## math using 100 ft of fence material an dbuilding a regular gexagon garden, what is the area of the garden? asked by barb 183. ## geography Is this correct? 1.The prime meridian passes through both the north and south pole. 2. The Tropic of Cancer is to the Tropic of Capricorn as the Arctic Circle is to the Antarctic Circle? asked by sean 184. ## statistics If scores are normally distributed with a mean of 3.06 and a standard deviation of 0.84, what percent of the scores is: (a) greater than 3.9? (b) less than 2.22? (c) between 2.22 and 3.9? asked by jennifer 185. ## Math Convert to decimal notation 8.46*10^7 does this equal 84,600,000 Is this correct/ asked by Allison A 186. ## Geometry Explain whether the following statement is a valid definition: “A 30° angle is an acute angle.” Use the converse, biconditional, and at least one Euler diagram to support your answer. asked by Felix 187. ## chemistry if you combine 2 compounds together will you make a mixture? Such as salt and water. asked by freeda 188. ## Math John Receive a 10,000 loan, with an interest rate of 6 %, for 6 years. What is the loan's monthly payment amount? asked by Anonymous 189. ## physics In 5.20 h, a balloon drifts 6.5 km north, 2.00 km east, and 2.76 km in upward elevation from its release point on the ground. (a) Find the magnitude of its average velocity. . km/h (b) Find the angle its average velocity makes with the horizontal. . ° asked by Anonymous 190. ## English Find the direct object. Chief Joseph wanted equality for his people The direct object would be "wanted" right? Since it technically receives the action of the verb. asked by pierre 191. ## Math John Receive a 10,000 loan, with an interest rate of 6 %, for 6 years. What is the Remaining Principal Balance after the 9tht payment? asked by Anonymous 192. ## MATH HELP! if f(x)+(x-3)^4(2x-1)^3, find the value(s) of x which solve f'(x)=0 asked by Katie 193. ## math a freight train leaves detroit traveling east at a speed of 65mph. one hour later, a passanger train leaves traveling wst a 85mph. how long will it take for the trains to have traveled the sam distance? asked by Anonymous 194. ## Geometry Anyone have the Amsco's geometry textbook and can help me out with some homework? asked by Anita 195. ## algebra What number must be added to each of the numbers 0, 8, and 32 so that they form consecutive terms of a geometric sequence? I don't understand what the question is asking first of all. The answer is 4. Help is much appreciated. asked by jason 196. ## Fitness and Safety 5. Is it true that when you lift weights your muscles get bigger from more muscle cells? asked by Anu 197. ## algebra 37.051 is 55.3% of what number. asked by Angela 198. ## 7TH GRADE MATH please help solve -5(9K-8) + 2 (8+6K) asked by ASIA 199. ## MATH A bag contains 5 slips of paper. On each slip is written the name of a member of the Avila family--Mr.Avila,Mrs.Avila,their son,or one of their 2 daughters. Find the probability of each outcome if you take a piece of paper out of the bag without looking. asked by Lance 200. ## English Can you please check these sentences for me. It's really urgent. 1) Our science teachers are enthusiastic about your proposal of holding our first meeting in Italy. 2)However, prior to our meeting, the head of our science department would like to discuss asked by Henry2 201. ## Science Does the Earth and moon have large molten core or only 1 of them does? I think the Earth only has large molten core asked by Jaycee 202. ## phi 200 Our text discusses the challenge relativism presents to various ethical and religious viewpoints. Consider a specific moral question which might make it difficult to accept the relativist's response. State the moral issue involved, and provide an asked by Anonymous 203. ## geometry The slope of any line perpendicular to , where A(0, -3) and B(4, 9) are two points on the line, is m = asked by Paul 204. ## Cars,position,direction,and speed How can a car driving on sand Chang it's position,direction,and speed asked by Daisha 205. ## math the favorite foods of a selected group of 5 year olds. A total 5,280 childern were polled. How many children chose pizza? 40% were pizza, pasta 30%, cheese 12%, french fries 14% undecided 4% asked by andrea 206. ## math rodney opens a saving account and deposits 3000 dollars. the saving account earn 5% yearly simple terest. If rodney does not deposit any additional money into the account, how much compound interest did she earn over all 3 years asked by Anonymous 207. ## Business Do you think unskilled labor is just a commodity or input asked by Kate 208. ## Math how do I factor 18w^2+24wt+8t^2 asked by Allison A 209. ## socials the three turning points in world war 2 i think that is El Alemein, stalingrad, midway. stalingrad where hitler tried invade ussr but he failed. asked by Mohammad 210. ## English Do you think unskilled labor is just a commodity or input asked by Kate 211. ## Business Can anyone tell how to analyze a committee meeting theoretically as it relate to leadership theory. I am having a difficult time starting. asked by R.T. 212. ## history What was the secret CIA operation to overthrow the Cuban Government called? Operation Seagull The Bay of Pigs operation Operation Mongoose Order 632 I think its operation mongoose? asked by Anonymous 213. ## Math find the following ã(12&(-6))^12 asked by Allison A 214. ## Algebra Using Proportionality How do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada Geese. Dairy Cow 5 to 6 feet tall at the shoulder/weight 500lbs Bighorn Sheep Shoulder Height: 2.5 to 3.5" 280-300 weight Canada asked by Frank 215. ## math - Please help me to understand The average selling price of homes in a certain city is$356,300. Assume the variable is normally distributed with a standard deviation of $64,600. If 396 homes are for sale, how many homes will sell for more than$325,000? (Round up to the next whole

what word goes with lunar?

217. ## Physics

What is the magnitude of the gravitational field at the surface of a neutron star whose mass is 1.64 times the mass of the Sun and whose radius is 9.1 km?

218. ## Finance

If you were general manager of a division, on which three key ratios would you choose tohave your unit's financial performance evaluated?

219. ## Math

find the vertex line of symmetry the minimum naximum value of the quadratic function and graph the function f(x)=-2x^2+2x+2.

220. ## Algebra (direct variation)

the value of y varies directly with x, and y=-2 when x=-4 Find y when x=8 -2=k(-4)

221. ## statistics

a test has a mean score 73 with standard deviation of 12.students with scores greater than 85 receive an A. What is the percent of the students would we expect to get an A? assume the normal distribution

222. ## cja/334

1,050- to 1,750-word paper in which you describe the research process. Include the following: Include new terminology learned from the reading. How will this new terminology and knowledge apply to a career in criminal justice? How can not knowing the

223. ## CJA/334

1,050- to 1,750-word paper in which you describe the research process. Include the following: Include new terminology learned from the reading. How will this new terminology and knowledge apply to a career in criminal justice? How can not knowing the

224. ## english

What is the word ball in this sentence? The young boy played ball in the yard. adverb?

225. ## chemistry

whcih of the folllowing values is the amount of sodium nitrate that can be dissolved in 100mL of water of 40 degrees celcius? A- 0g B-40g C-100g D-130g

264. ## SOCIAL STUDIES!!!

what was eli whitneys main contribution to manufacturing

265. ## com/150

How could I improve this thesis statement? “Most people do not feel it is their obligation or responsibility; however, there are personal benefits from community service.”

266. ## Math 110

finding the standard deviation of 15, 20, 30, 35

267. ## BUS 640

Bridget's choice - theory of consumer behavior

268. ## math

how do you find what the percent of a number is? IE 23% of 40.000.00. 23*40.000.00.

269. ## MATH HEPL

solve (+14)(x-17)(x+6)>0 I have a solution for x>17 but the answer on my paper asks for a solution set {xline x } help how do I write this

270. ## math

Find the following 12square root symbol(-6)12 Help

272. ## math

both my numerator and denominator are 1 digit numbers. My numerator is the GCF of 24 & 30. Who am I.

273. ## English

I selected the five I was most doubtful about. Thank you. 1) Your paragraph lacks an introduction as well as a conclusion. You referred to the requested topic only near the end of your paragraph. 2) You wandered off the subject focusing your attention on

274. ## geometry

There is a triangle with angle a (x+10), and angle b is (2x), and angle c is (2x-30). What is the measure in degrees of angle B

275. ## Chemistry! HELP!

Explain why the shape of a molecule depends on the electron pairs around the central atom.

276. ## math

what is 2 times 5

277. ## - Math

John Receive a 10,000 loan, with an interest rate of 6 %, for 6 years. What is the principal amount paid on the 6th through 9th payments?

278. ## geometry

Ø What is the effect on the area of a triangle if the base is doubled and the height is cut in half? What happens to the area, if the base is doubled and the height remains the same?

279. ## English

(This homework question has been removed because it was copied directly from a test.)

280. ## Math

John Receive a 10,000 loan, with an interest rate of 6 %, for 6 years. What is the principal amount paid on the 1st payment?

281. ## computer

I have a facility that is 200 feet long by 120 feet wide, I have 45 employees all on the same floor. I want to plan a pilot network , what quanity and placment would I need ? What pitfalls should I avoid? what standard would you recommend?

282. ## basic math problem

the sum of three numbers is 8. the first number plus the second is 16 less than the third. the second number is 8 more than the third. find the numbers

283. ## Mechanics Of Materials

How do you determine what distance to use to sum the moment in the loaded portion of a conjugate beam? I think on the shear portions that you use [2/3]*L (center of mass for a constant density triangle), but I have no idea what to use for the... bending

284. ## science HElp

the covalent bond between the monomers of an enzyme macromolecules are peptide ester or phosphodiester bond question2 why urctic forx change coloring from brown in summer and white in winter . My answeers is = fox change phenotype but genotypes does not

285. ## Biology

Describe how the location of each part of the cellular respiration is diffrent in bacteria and in more complex cells?

286. ## math

solve sin t= .6 on the interval 0

287. ## bio check plz plz plz

in human (2n=46) mitosis result 2 cell with 23 chromoses and meosis result in (n=23) 4 cell with 46 chromoses... is this statment true ? please help me ....

288. ## math

change the decimal to a mixed number(simplify) 23.56

289. ## spelling

writers workshop using commas

290. ## Math

divisible by 15,27,36,16,28,57,102,268,4518,93

291. ## English 7

Is there any infomation that tells how Rosa Parks became a civil rights leader (3 supporting deatils). Thank You!!!

292. ## socials

teacher talk about wolf packs and i not know what that is. i think that submarines used by Germans. what difference between that and u boats?

293. ## socials

what bring americans in world war 2? I think invasion of pearl harbour bring them in world war 2.

294. ## history/english

are southerners considered to be immigrants?

295. ## Biologu

Define posterior and anterior

296. ## SOCIAL STUDIES!!!

in what ways did whitneys system improve products

297. ## science

2 questions. What part of the cell contains chlorophyll? what do plants usually have one large one of and animals may not have any or have several smaller ones?

298. ## Biology

Can you explain what the quality of the reverse transcriptase in the HIV virus has to do with the problem that there is still no vaccine against the HIV virus?

299. ## English

Hello. Please help me with the correct word order: 1)The president says that now / at the moment the government is working on a new plan. 2)The president says the government is now working on a new plan. 3)The president says the government is working on a

300. ## math

just the basic formulas for area, length, and width

Y=30X+.25