# Questions Asked onDecember 16, 2010

1. ## Chemistry (URGENT)

In order to analyze the waste water containing Co^2+ from a manufacturing process, 1.0L of water was evaporated to 10.0mL, then placed in a spectrophotometer tube. The absorbance was found to be 0.20. Using your calibration curve, calculate the number of

2. ## college

what is the mass of solute dissolved in 50.0g of a 12.5% saline solution?

3. ## phsyics

A young girl sits at the edge of a dock by the bay, dipping her feet in the water. At the instant shown in the figure , she holds her lower leg stationary with her quadriceps muscle at an angle of 39 degree with respect to the horizontal. Use the

4. ## AP Physics

A cowboy at a dude ranch fills a horse trough that is 1.7 m long, 50 cm wide, and 40 cm deep. He uses a 1.9 cm diameter hose from which water emerges at 1.3 m/s. How long does it take him to fill the trough? min

5. ## algebra

What is the value of x if 10 + 25x=5

6. ## helping abused children

the stubborn child law of 1646 by the state of massachusetts permits parents to do what

7. ## chemistry

How much is the oxidation state of Cl2O3

circle A has a raduis that is twice the length og the raduis of circle B. Which is an accurate statement about the relationship of these areas of circle A and B and y? a.the area of circle A is 4 times the area of circle B b. the area of circle A is twice

9. ## math

Troy is building a pool that is proportional to the Olympic-sized pool. The width of his pool will be 625 centimeters. find the scale factor troy will use to build his pool use the scale factor to show the length of troys pool if the length of the Olympica

10. ## AP Calculus

a)Approximate root 26 by using the linearization of y= root x at the point (25,5) Show the computation that leads to your conclusion. b)Approximate cube root of 26 by using an appropriate linearization. Show the computation that leads to your conclusion.

11. ## physics

a soccer ball is kicked into the air at an angle of 38 degrees above the horizontal. The initial velocity of the ball is 30.0m/s. How long was the ball in the air? Determine the horizontal distance traveled by the ball? what is the maximum height reached

12. ## Physics

A rock, which weighs 350 lb in air, weighs 226 lb when submerged in fresh water (62.4 lb/ft3). The volume of the rock is:

13. ## Chemistry Kb question need to clarify something

the pKb for methylamine is 3.36, what is the Kb for methylamine? pKa+pKb= 14.00 Kb= 10^-pKb = 4.4x10^-4 is the answer but HOW?? what is punched into the calculator to get 4.4 x 10^-4??

14. ## physics

a soccer ball is kicked into the air at an angle of 38 degrees above the horizontal. The initial velocity of the ball is 30.0m/s. How long was the ball in the air? Determine the horizontal distance traveled by the ball? what is the maximum height reached

log 1/x + 3log2=log32

16. ## Calculus

A missile is rising vertically from a point on the ground 75,000 feet from a tracking station. The missile is rising at a rate of 16500 feet per minute at the instant when it is 38,000 feet high.What is the rate of change, in radians per minute, of the

17. ## Science

3 CaSO4 + 2 AlCl3 Al2(SO4)3 + 3 CaCl2 How many moles of aluminum chloride are required to produce 97.0 g of calcuim chloride in the above reaction?

18. ## AP Physics

A rock, which weighs 350 lb in air, weighs 226 lb when submerged in fresh water (62.4 lb/ft3). The volume of the rock is:

19. ## BIOLOGY!

In order to keep veggies crisp, grocery stores use coold water or ice. Which would keep veggies crisper, tap water or distilled water? Explain. I have no idea...

20. ## math

how many factors are in the multiplication sentence: 9 x 4 = 36?

21. ## physics

A cannon mounted on a pirate ship fires a cannonball at 125 m/s horizontally, at a height of 17.5 m above the ocean surface. Ignore air resistance. (a) How much time elapses until it splashes into the water? (b) How far from the ship does it land?

22. ## math

the perimeter of the rectangular shaped base of a piano is 16 feet. what are all the possible dimensions of the piano using only whole numbers?

23. ## Physics

An airtight box, having a lid of area 12 in2, is partially evacuated. Atmospheric pressure is 15 lb/in2. A force of 108 lb is required to pull the lid off the box. The pressure in the box was:

24. ## high school

The earth exerts a force of 1400 N on an orbiting communications satellite that is 35 mi above the Earth. What is the magnitude of the force the satellite will exert on the earth? Answer in units of N.

25. ## physics

a soccer ball is kicked into the air at an angle of 38 degrees above the horizontal. The initial velocity of the ball is 30.0m/s. How long was the ball in the air? Determine the horizontal distance traveled by the ball? what is the maximum height reached

26. ## Physics

A 44.0 kgseal at an amusement park slides from rest down a ramp into the pool below. The top of the ramp is 1.75 m higher than the surface of the water and the ramp is inclined at an angle of 35. degrees above the horizontal. If the seal reaches the water

A reflecting telescope contains a mirror shaped like a paraboloid of revolution. If the mirror is 4 inches across at its opening and is 3 inches deep, where will the collected light be concentrated?

28. ## Physics

A rock, which weighs 350 lb in air, weighs 226 lb when submerged in fresh water (62.4 lb/ft3). The volume of the rock is:

A thunderstorm has an electric field one night of 1.5 105 N/C. What is the magnitude of the electric force on an electron in such a field?

30. ## Physics

Water (density = 1.0 × 103 kg/m3) flows through a horizontal tapered pipe. At the wide end its speed is 4.0m/s and at the narrow end it is 5.0 m/s. The difference is pressure between the two ends is:

31. ## CHEMSIRTY

How much energy would it take to warm 30.0 g of water at 35 oC to the boiling point and boil all the liquid away?

a. Employee job satisfaction (high, normal, low) and employee success (0-2 promotions, 3-5 promotions, 5+ promotions) are to be studied in three different departments of a company. b. Consumers making a brand choice decision between three brands of coffee

33. ## Calculus AB

A police car is chasing a suspect. The policemen is at point y=0.6 (north of an intersection) and the suspect is at point x=0.8 (east of the intersection). The police car is traveling at 60mph. Their radar gun reads that the suspect's car is getting away

34. ## algebra

six people are going to be seated in a row of 8 chairs. how many different ways may they be seated?

35. ## Science

Describe the method you would use to separate eachg mixture. Methods: Picking apart, filtering, using density, using magnetism, dissolving, evaporating. a)sand and water b)oil and water c salt and pepper d)sand and pebbles e)sugar and water 2. List several

36. ## US History

The passage is an excerpt from President Bill Clinton’s State of the Union address in January 1998. . . . As we enter the twenty-first century, the global economy requires us to seek opportunity not just at home, but in all markets of the world. We must

37. ## Math

A nanometer is a unit equal to 0.000000001 meter. Write a expression to represents this number is scientific notation

38. ## writing in math

I need help writing a multiplication story with the factors 2 and 5.

39. ## math

rudy went to the mall to spend some of his money he earned. he spent 1/3 of his money o n a new shirt. He then went to to the music store and bought a cd with 1/3 he had left. At dvds to go he bought a dvd with 1/3 of the money he had left. He stopped once

40. ## phsyics

A 8.0×10−2-{\rm kg} toy airplane is tied to the ceiling with a string. When the airplane's motor is started, it moves with a constant speed of 1.30 m/s in a horizontal circle of radius 0.41 m, Find the angle the string makes with the vertical.

41. ## algebra

Six people are going to be seated in a row of 8 chairs. How many different ways may they be seated?

42. ## algebra

Solve by the linear combination method (with or without multiplication). 4g + 5h = 4 8g – 10h = 4

43. ## chem/plz/check work studying for a final

what is the volume occupied by 16.0g ethane gas (C2H6) at 720 Torr and 18C? V=nRT/P conversion of mol: 16.0g C2H6 X 1mol C2H6/30.07g C2H6= .53mol C2H6 V= .53 mol(0.0821 L*atm/mol*K)(291)K / 720 Torr (1 atm/760Torr) V= 13.5 L

44. ## Stats

Use this table to answer the questions. Height (in inches) Frequency 50-52 5 53-55 8 56-58 12 59-61 13 62-64 11 1. Identify the class width. 2. Identify the midpoint of the first class. 3. Identify the class boundaries of the first class. 4. Give the

45. ## helping abused children

what happens in most cases of sexual abuse a-the abuser is removed immediatley from the home b-the abuser is prosecuted in court c-nothing can be done until evidence is found d-the abuser receive institutuional counseling as a precautionary measure

46. ## Math

segment yw is perpendicular to segment xz. the perimeter of triangle xyz is 71 meters. what is the length of segment wz

47. ## physics

An electron starts at rest. Gravity accelerates the electron in the negative y direction at 9.80 m/s2 while an electric field accelerates it in the positive x direction at 3.80×106 m/s2. Find its velocity 2.45 s after it starts to move.

48. ## algebra

Solve by the linear combination method (with or without multiplication). x + y = 50 0.05x + 0.06y = 2.8

49. ## Physics

A constriction in a pipe reduces its diameter from 4.0 cm to 2.0 cm. Where the pipe is wide The fluid velocity is 8.0m/s. Where it is narrow the fluid velocity is:

50. ## Physics

The angular speed of an automobile engine is increased at a constant rate from 1200rev/min to 3000rev/min in 12s. How many revolutions does the engine make in this 12s interval? I worked it out to be 25200 rev. Is that right?

51. ## chem/plz/check work studying for a final

what is the volume occupied by 16.0g ethane gas (C2H6) at 720 Torr and 18C? V=nRT/P conversion of mol: 16.0g C2H6 X 1mol C2H6/30.07g C2H6= .53mol C2H6 V= .53 mol(0.0821 L*atm/mol*K)(291)K / 720 Torr (1 atm/760Torr) V= 13.5 L

52. ## algebra

Solve by the linear combination method (with or without multiplication). 3x-5y = 7 2x + 3y = 30

53. ## chemistry

how many grams of water can be formed when 28.7 grams of CH4 reacts with 45.8 grams of O2

54. ## chemistry

suppose you have an unknown gas, and wish to determine whether it may be ammonia, hydrogen or carbon dioxide. Describe tests you might use to prove the existence of each of these gases.

55. ## math

to identical jars are filled with equal amount of marbles. the marbles are coloured red or white. the ratio of red to white marblesis 7:1 in jar 1 and 9:1 in jar 2 if there are 90 marbles altogether, determin the number of red marbles in jar 2.

56. ## Statistics and Probability

One six-sided fair die is rolled, and one two-sided fair coin is tossed. If the coin turns up heads, then the number of spots showing on the die is the value (score) for that trial. If the coin is tails then twice the number of spots showing on the die is

57. ## Physics

I have ten problems left on my homework that I need help with. My instructor gives us the answer and we have to write down the steps. So if anyone could help me I would really appreciate it. 1 A steel wire, 150 m long at 10°C, has a coefficient of linear

58. ## us history

which type of government has the power to make marriage and divorce laws? the power to declare home rule belongs to with type of government? who has the power to relate educatoin? who has the power of local government that is not shared with the state

59. ## spanish

Que tienes que comprar para el cumpleanos de una pariente?

60. ## geometry

Triangle ABC has the following angle measures. Angle A = 44. Angle B = 4x. Angle C = 2x + 16. Find the measure of angle C.

61. ## chemistry

how many grams of water can be formed when 28.7 grams of CH4 reacts with 45.8 grams of O2

62. ## Intermediate Algebra

in 1920 the record for a certain race was 45.7 seconds. In 1930, it was 45.4 seconds. Let R(t)= the record in the race and t = the number of years since 1920. Find the linear function that fits the data.R(t)=__ (round to nearest hundreth. What is the

63. ## us history

when did the siminole wars begin.who was the simenole leader who led his tribe in order to keep siminole lands and homes in florida.what florida county did the siminoles fight the ameracen colinist over or tell me what the answers are in florida studies

64. ## Science

I have been waiting for 30 minutes and noone has answered this question. Please help me! Describe the method you would use to separate eachg mixture. Methods: Picking apart, filtering, using density, using magnetism, dissolving, evaporating. a)sand and

65. ## physics

A vertical spring with constant 830 N/m has a ball of mass 3 kg attached to the bottom of it, which is held with the spring unstretched. (a) How far must the ball be lowered to reach its equilibrium position? (b) The ball is given a charge of 0.060 C. If

66. ## Physics

One cm of a 10-cm-long rod is made of metal, and the rest is wood. The metal has a density of 5000 kg/m3 and the wood has a density of 500 kg/m3. When the rod is set into pure water, the metal part points downward. How much of the rod is underwater?

67. ## physics

A 4000 kg truck traveling at constant velocity and a braking force of 20000 N is suddenly applied. It takes 6 seconds for the truck to stop. a) what is the deceleration of the truck? b) what is the velocity of the truck before the brakes were applied c)

68. ## marketing

) According to the text, marketing means:

69. ## physics

In hitting a stationary pool ball with the mass of 170 g, a billiards player gives the ball impulse of 6.0 N-s. At what speed will the pool ball move toward the hole?

108. ## Fine Art

9. Features including easily understood symbols, illumination, and colorful shapes are common in a. paintings from the Gothic period b. paintings from the Romanesque period c. Islamic art d. paintings done by monks A 17. Because of the style of some

109. ## Math

The distance from the center of the Ferrus wheel to a passenger car is 328 feet. What is the approximate distance a passenger travels in 3 full rotations during the ride?

110. ## chemistry

The combustion of 38.5g of C2H6 with excess oxygen. Find the equation, balance equation and find the mass of each product

111. ## calculus

Find the second derivative of the function: y=e^-2t*cos^2(t+(pi/4))

112. ## Calculus AB

Evaluate the following derivatives at the given points. Find the equation of the line tangent at each point. a) f(x)=ln(secx) @ x=pi/3 b) f(x)=(root(x+1))/(x-1) @ x=0

114. ## algebra

Solve by the linear combination method (with or without multiplication). 4x-5y =-18 3x + 2y =-2

115. ## Statistics

An adverting firm wishes to demonstrate to its clients the effectiveness of the advertising campaigns it has conducted. Using x as cost in millions of dollars: 3.5o, 3.05, 3.64, 1.59, 3.21, 2.12, 2.07, 3.99,1.58, 3.01, 1.36, 2.24; y for increases in sales:

116. ## Physics

a 60 kg person falls off a 15 kg sled moving at 2 m/s. The person doesn't move after falling. Assuming no friction with the ice, and not other net forces acting on the sled, what is the change in velocity of the sled after the person falls off.

where are the cell and plasma membranes located

118. ## chem

100 grams of sodium phosphate contains how many sodium ions? what is the formula?

119. ## math

a principle of $16,000 is invested at 8% and earns$8,320. simple interest. How long has the money been invested

120. ## physics

The student undergoes a second displacement of 5.0 meters at an angle of 45 degrees SOUTH of EAST. The x component, (EAST WEST) of the total displacement is_

use five verbs and five adjectives write a 150-300 word review of a movie,sporting,event

122. ## Chemistry

If one were to mix 200.0 mL of an HCl solution that had a pH of 3.00 with 200.0 mL of an NaOH solution that had a pH of 10.00, what would be the pH of the final solution? Can you show me the steps please so that I can apply to questions that ask for the

123. ## Algebra 1

-p/-7>-9 What is p? For solving inequalities.

124. ## biology

explain why salt can be used as a weed killer.

125. ## Math

a person cleared a rectangular plot of land and covered it with gravel. then he got 9 square wooden sections of side lengths: 2,5,7,9,16,25,33 and 36. by placing the squares on the gravel with no two overlaping, the person built a patio which exactly

126. ## algebra

Write the product of 35/14 x 3/125 in scientific notation.

127. ## Math

prove that the difference of squares of any two odd numbers is divisible by 4. (first list at least 3 examples to support this statement.)

128. ## geometry

a wheelchair ramp has an angle of 4.5,what is the horizontal distance needed to have a vertical rise of 1 foot?

129. ## English

Here are some more sentences I need you to check. 1) Translate the following verbs then write the past simple and the past participle of each verb. 2) Write four questions each including a verb mentioned above. 3) Witches were suspected of casting spells

what is the magnitude estimate for 78.6 divided by 6

131. ## math

when will the line .5(x)-87 and .4(x)-34.8 meet on a graph

132. ## chemistry

a certain volume of a gas at 125K was heated such that its volume and pressure became four times their original values. what is the new temperature of the gas?

133. ## Calculus AB

Find the equation of the line tangent to the curve at t=pi/3: a) x=t-sin(t) b) y=1-cos(t)

134. ## calculus

Use implicit differentiation to find dy/dx: a) xrooty-ye^x=1 b) sinxy + ln y=x

135. ## AP Calculus

A line is perpendicular to 2x+y-7=0 and passes through (4,6). Find the y coordinate of the point where x=-8

136. ## Science

My answers are at the bottom. Describe the method you would use to separate eachg mixture. Methods: Picking apart, filtering, using density, using magnetism, dissolving, evaporating. a)sand and water b)oil and water c salt and pepper d)sand and pebbles

137. ## Math

Elanor wants to purchase two art posters. One poster costs $4.85 and the other poster costs$15.00. There is sale at the store for 20% off each item, and there is 5% sales tax. Find the approximate amount that she has to pay for the two posters

138. ## calculus

find deriviative using definition lim x heads toward a of f(x)-f(a)/ (x-a) of x^5

139. ## Calculus

Find dy/dx, y= -7e^6x+11 + xe^x

140. ## geometry

Given: ÚA≅ÚBDE; AB x DE = AD x BD Prove: AB x CD = AD x BC

141. ## World History

Can you summarize and answer these: •a brief definition of the Second Industrial Revolution •a description of urban life and the problems created by industrialization •measures workers took to improve conditions •technological innovations that

142. ## chem/plz/check work studying for a final

23. A 32.3 L sample of a gas at 305oC and 1.20 atm is to be cooled at constant pressure until its volume becomes 28.4L. What will be the new gas temperature? Tf = Vf*Ti/Vi Tf =28.4L x (305+273)K / 32.3L = (28.4)(578)K / 32.3 = 16415.2/32.3 Tf = 508K I got

143. ## trig

triangle has sides 200,172 and155 find area

how many 8 ounce servings can be created from a six pack of 12 ounce fruit drinks

145. ## free enter

true or false the assembly line uses a division of labor

146. ## Health

what negative physical problems is specifically associated with how heroin is taken?

147. ## Healthcare

What current issues affect positive communication in health care organizations today?

148. ## algebra

How many cubic feet are inthe volume of a round swimming pool which is 16 feet in diameter and 4 feet deep throughout? Express your answer in tterms of pi.

149. ## English

I just need to know if the sentences are possible (especially the ones in parentheses). I'm sending you the first five. 1)During the Middle Ages witchcraft was regarded as an offence against the State. Henry VIII imposed the death sentence for witchcraft.

150. ## math

how do i know if the points of the boundary line of a graph are on the boundary line or if they are below it?

151. ## World History

I'm comparing three different authors views on why the "rise of the west" occured in the 19th century. i have to compare ander gunder frank's "reorient", kenneth pomeranz' "the great divergence" and jack goldstone's "Why Europe? the rise of the west in

152. ## chemistry

What is the pH of a solution prepared to contain 155 grams of HCl in 200.0 mL? Can you tell me how to do it? I can't remember how...

153. ## Math

suppose you inves $8000 and the value grows to$12000 in 10 years. What yearly interest did you earn assuming that interest is coumpounding continuously?

154. ## poetry/song

My group member and i changed some lyrics with this christmas song so it relates to something about gov. Congress, You better watch out, You better not cry, You bettre not pout, We're telling you why The veto is coming to town He's reviewing your bill and

asked by Song for AP Government
155. ## Math

A truck tire travels about 11 feets in 1 full rotation. What is the diameter of the wheel, to the nearest inch?

156. ## Math

convert 12.44 as a percent and as a fraction

157. ## Math

The glass in a frame has an area of 91 m sqaurd. If the window length is 14 m, what is the window height?

158. ## English

{At a restaursant} For hear or to go? Is this for here or to go? It's for here, please. It is to go, please. (Are the expressions above all grammatical? What is the meaning of 'is to' in 'It is to go, please.'? Does it mean 'must'? That is, "It (the food)

159. ## polymer science

how the strength polymer need for polymer electrolyte prepatation

160. ## Calculus AB

Calculate dy/dx at the point t=10 for the equations: a) x=5t b) (t^2)-1

161. ## Math

A measuring cup can hold 2 cups of water. There are 1 1/8 cups of water in it now. How much more water can it hold?

162. ## Communications

Techniques for Creating Behavior Change in a Staff Member

i'm writing a paper on the Bolivarian Alternative for the Nations of Our America and I need to tie in a leaked U.S. document that referred to particular countries called the "Axis of Mischief." I can't find one, could you please help??

164. ## Math

Trail Mix and Number of people A - 27 people B- 33 people Write a proportion that can be used to predict the number of people x who would choose Mix A out of 300 people

165. ## math 116

Simplify. -2[38-(-56-50)]=

166. ## Chemistry URGENT

If a student starts with 615g of Co(NO3)2 and obtains a 57.3% yield of CoS, what mass of CoS is isolated? Co(NO3)2 + K2S ---> CoS + 2KNO

167. ## Math

make a conjecture (obsevations based on patterns) for each sequence below. a)7,10,13,16 b)4,44,444,4444,44444 c)2,10,50,250 d)1,2,6,42,1806,3263442

168. ## algebra

how many cubic feet are in the volume of a round swimming pool which is 16 feet in diameter and 4 feet deep throughout? express answer in terms of pi.

169. ## algebra

Compute: 7!/6! x 3!2!/(8-1)! express answer as acommon fraction.

170. ## physics

The force acts on a 1.2kg object at 120m/s. The direction of the force is aligned with the velocity. What is the new velocity of the object

171. ## math

If the average of 11 numbers are 20 and the average of 3 numbers are 48, what is the average of all the numbers.(

21,000*5%*1 and three fourths of a year

I need help ASAP on this im writting a 6 paragraph essay and its due tomorrow i cant even think of a thesis its "Discuss the irony as its used in Animal Farm Be sure to give specific details from the novel." I need help ASSSSAAPP!

174. ## physics

as an object is dropped from a high cliff, which of the following statistics can be made in regard to the objects potential energy?

175. ## physics

A rock is dropped. How fast will the 5.0 kg rock be traveling in 4.0s if a 5.o N force of air resistance acts on it?

176. ## Math

prove that two triangles are congruent if they have 2 equal adjacent angles and the side inbetween them is also the same.

177. ## Healthcare

What current issues affect positive communication in health care organizations today?

178. ## language arts

a 10 to 15 line pome about a mom

use lattice multiplication to find the prduct of 124 x 56

180. ## pre calculus

Write the trigonometric expression in terms of sine and cosine, and then simplify. cot(x)/csc(x)-sin(x)

181. ## Math117

Is this equation correct: (x y)3 = x y3 ? Explain why. If it is correct, how can you prove this? If it is incorrect, what should be done to make it right?

182. ## us history

when did the siminole wars begin.who was the simenole leader who led his tribe in order to keep siminole lands and homes in florida.what florida county did the siminoles fight the ameracen colinist over

183. ## medical

an objective sign is one that 1. can be observed by another person. 2. precedes a disease 3. is felt by the patient and can't be observed by another person 4. causes the patient the most trouble

184. ## calculus

Find the volume of the solid whose base of a solid is the region bounded bythegraphsofy=3x,y=6,andx=0. Thecross␣sections perpendicular to the x ␣ axis are rectangles of perimeter 20.

185. ## Math

I am a square number divided. I am an odd number. I appear more than once in the table. What dividend am I?

186. ## algebra 1

In a triangle ABC,angle b is 4 times angle "A" and angle "C" IS 17 less than 5 times angle "A". Find the size of the angles.

187. ## History

Writing of grito de Dolores and petition of the first continental congress?

188. ## English

1. We need to prepare food inorder to take a party. 2. We need to prepare food inorder to have a party. 3. We need to prepare food inorder to throw a party. (Are they all grammatical? Would you take a look at the verbs?)

189. ## Math

A pizza parlor has 2 1/2 pizzas left. Each pizza originally has 8 slices. How many slices are left?

190. ## Math

The equation Ax^2 + 4y^2 = 16 represents an ellipse. Find all values of A such that its intersection with y = |x| has coordinates (x,y) which are integers.

191. ## Science

What are some filters in your home? What's the purpose of each filter?

192. ## physics

A hard ball dropped from a height of 1 m in earth’s gravitational field bounces to a height of 95 cm. What will be the total distance traversed by the ball?

193. ## Health Care

I need help with a team powerpoint on Health Care Costs and need to do 3-4 slides with speaker notes on Recommendations for Improvement

Ms. Sue, I don't think that is what he wants. He seems to be asking for a particular document.

195. ## History help

Can you summarize and answer these: •a brief definition of the Second Industrial Revolution •a description of urban life and the problems created by industrialization •measures workers took to improve conditions •technological innovations that

196. ## social studies

the blank blank shows the main directions, which are called the blank directions.

197. ## Algebra/functions

PLEASE HELP. I wanted to put effort into this problem just need confirmation. F(x) = 2 x^2 - 2x; F(0) = 0 F (-1)= 6 F(2) = 4 Thank you

198. ## Chemistry!!

How many moles of Mg are there in 4.00 L of a 0.500 M solution of MgCl2?

199. ## Math

complete the pattern 3 8 13 18 23 what three numbers come next?

200. ## English

I need help writting a thesis statement

201. ## Math

5^1=5 5^2=25 5^3=125 using patterns determine the last 3 digits of 5^100

202. ## Math

start with the word RODE. change one letter at a time to form a new until u have the word FILM. the best solution has the fewest steps.

203. ## high school

From the reading and video Jurgis truly believed in the American Dream: What was the American Dream? How did the Meat Packing Industry and Jurgis's experiences destroy that myth?

asked by The Jungle by Upton SInclair
204. ## English

Can you please chech the following sentences for me? Thank you very much. 1)During the Middle Ages witchcraft was regarded as an offence against the State. Henry VIII imposed the death sentence for witchcraft. (Rephrase: Henry VIII had witches sentenced to

205. ## SCIENCE

WHAT IS THE WEIGHT OF THE HUMAN BRAIN IN GRAMS?

206. ## Healthcare

What current issues affect positive communication in health care organizations today?

207. ## social studies

when did the siminole wars begin.who was the simenole leader who led his tribe in order to keep siminole lands and homes in florida.what florida county did the siminoles fight the ameracen colinist over

208. ## calculus

how is the lim as x heads towards infinity of 3/(1+(3/x) equal to 3?

how do i know if all of the points are on the boundary line or they are all below it?

4x-5

211. ## statistics probablity

Each time that Ed Charges an expense to his credit card, he omits the cents and records only the dollar value. If this month he has charged his credit card 20 times what can be said about the probability that the record shows at least \$15 less than the

Using the formula 4.9t^2... A object is dropped how long will it take it to fall 92 meters

213. ## Spanish

for the verbs ending in car, gar, zar i thought you only change the "yo" form but i learned that for conjugar becomes conjuguen. would that be in the present and not preterite?

214. ## science

scientific name of flower lotus?

215. ## math

Jim divied -2 by an integer and his result was between -1 and 0 Which integur could have been the divisor

How many grams of chloride are present in 1.00 liter of a 1.5 M solution of CaCl2?

ms plants wants to place a fence around a garden that measures 12 feet by 20 feet. how much fencing does she need for the perimeter of the garden.

218. ## math

find the slope and y-intercept of the line in the given equation: y=6/7x-4

219. ## Algebra 1

5n-8 is < or = to 2n+10 What is n?

220. ## SCIENCE

NUMBER OF CHAMBERS IN THE HUMAN HEART?

-y