# Questions Asked onDecember 12, 2012

1. ## Msth

olve each inequality. 1. m – 7 < 6 (1 point) m < –1 m > 1 m < 13 m < –13 2. y + 5 ≥ 7 (1 point) y ≤ 2 y ≤ 12 y ≥ 2 y ≥ 12 3. p + 12 > 9 (1 point) p > 21 p > 3 p > –21 p > –3 4. Translate the following statement into an inequality: Five

What is the value of x in the regular polygon below? hexagon with an interior angle value of 3x please please help and thanks in advance. :)

3. ## math

Tomas needs to cut a piece of wood for a model airplane he is building. He has four pieces of wood: 5 feet, 4 feet, 6 feet, and 3 feet long. If the length of wood he needs to cut is 11 square root feet long, which piece of wood should he cut to have the

4. ## Math Help PLease Fast!!!!!!!!!!!!!!

Graph the system of inequalities. Then use your graph to identify the point that represents a solution to the system. x > ¨C2 y ¡Ü 2x + 7 A. (¨C1, 6) B. (1, 11) C. (¨C1, 4) D. (¨C3, ¨C1)

5. ## maths --plse help me..

ABCD IS A PARALLELOGRAM, G IS THE POINT ON AB SUCH THAT AG = 2GB, E IS A POINT OF CD SUCH THAT CE = 2DE AND AND F IS A POINT OF BC SUCH THAT BF = 2FC. PROVE THAT 1) ar(EGB) = 1/6 ar(ABCD) 2)ar(EFC) = 1/2 ar(EBF) 3) ar(EBG) = ar(EFC) 4) FIND WHAT PORTION OF

6. ## geometry

In Parallelogram ABCD, angle A=53 degrees. What is angle C? (Angle C is diagonal from angle A.)

7. ## geometry

Daniel sees a lighthouse in the harbor. He estimates the angle of elevation is 60°. If the lighthouse is 120 feet tall, what is the approximate distance between Daniel and the top of the lighthouse? (Assume the lighthouse meets the ground at a right angle

8. ## 7th grade health Ms. Sue please thanks

True/False Indicate whether the statement is true or false. 11. A person with good self-esteem is willing to try new things. (1 point) True False 12. Stress can be positive or negative. (1 point) True False 13. Giving away prized possessions can be a sign

9. ## Singapore Math

Lily and Sara each had an equal amount of money at first. After Lily spent $18 and Sara spent$25, Lily had twice as much as Sara. How much money did each of them have at first?

10. ## physics

how tall must a water filled manometer be to measure blood pressure as high as 300 mm Hg? what do i use for pressure, density and height?

11. ## Physics

What is the momentum of a two-particle system composed of a 1400 kg car moving east at 90 m/s and a second 900 kg car moving west at 95 m/s? Let east be the positive direction.

12. ## Geometry

What is the value of x in QRST? rhombus QRTS with intersecting lines with values 8, 12, 3x and 2x

13. ## calculus

What is the nth derivative of sinhx and coshx?

14. ## Biology

1. Two species live in the same area but breed in different parts of their habitat. These species are A) geographically isolated. B) ecologically isolated. C) artificially isolated. D) likely to produce hybrids. 2. A large population of animals is split in

15. ## physics

A rod of length L = 1.2 m pivots freely about one end. The rod is held horizontally and released, with no intial velocity. Find the angular velocity of the rod as it passes through the vertical orientation. (Use conservation of energy. The rotational

16. ## Physics

When a load of 0.97 106 N is placed on a battleship, the ship sinks only 3.0 cm in the water. Estimate the cross-sectional area of the ship at water level. (The density of sea water is 1.025 103 kg/m3.)

17. ## Chemistry

what is dispersion,dipole,hydrogen bonding for NaF,N3H,NaBr.

18. ## Physics

How much work must be done to increase the speed of an electron (a) from 0.18c to 0.19c and (b) from 0.98c to 0.99c? Note that the speed increase is 0.01c in both cases.

19. ## chemistry - exam practice help!!

i'm not exactly sure how to do this question :/ i don't even know where to start. "Determine the equilibrium [F-] of the following solution with initial concentrations od [HF]= 1.296 M and [NaF] = 1,045 M (ka for HF is 6.6 * 10 ^ -4) options are a) 1.046

20. ## physics

a boat of mass 90 kg is floating in still water a body of mass 30 kg walks from the stern to the boat the length of the boat is 3m. calculate the distance through which the boat move.

21. ## geometry

The sum of the measures of two exterior angles of a triangle is 264o. What is the measure of the third exterior angle?

22. ## physics

calculate the value of g at a height of 3600 km above the surface of the earth?

33. ## 7th grade science

1. A Punnett square shows you all the ways in which ____ can combine. (1 point) alleles eggs sperm colors 2. Mendel called plants that received different alleles for a trait from each parent ____. (1 point) hybrids dominant genotypes phenotypes 3. Which is

34. ## ENGLISH

PLEASE, PLEASE CHECK? Drama: Julius Caesar 1. Caesar returns to Rome during the: A. Easter holiday B. Feast of Lupercalia C. Feast of Diana D. Ides of March Answer: B 2. The interaction between the common people and the tribunes in the first scene

35. ## math

look at the table of 9s facts. Is there another number pattern in the multiples of 9? Explain

36. ## AP Chem

A 1.73 g sample of a molecular compound is dissolved in 105 g of tetrachloromethane (carbon tetrachloride). The normal boiling point of the solution is 61.51C, the normal boiling point of CCl4 is 61.2C. The boiling point constant for CCl4 is 4.95 K ·

asked by John Smith
37. ## Physics

A rain cloud contains 2.72 × 10^7 kg of water vapor. The acceleration of gravity is 9.81 m/s^2. How long would it take for a 3.79 kW pump to raise the same amount of water to the cloud’s altitude of 1.85 km? Answer in units of s

38. ## chemistry

how many molecules are present in 1.2 mol of glucose, C6H12O6?

39. ## math

what is the surface area of two similar containers are 1125 n 375 what is the volume for the container if the other one is 450

40. ## physics

A 6.1 kg bowling ball is lifted 2.4 m into a storage rack. The acceleration of gravity is 9.8 m/s 2 . Calculate the increase in the ball’s potential energy. Answer in units of J

41. ## maths --plse help me..

ABCD is a parallelogram in which BC is produced to E suh that CE=BC.AE intersects CD at F.if ar(DFB)=3cm^2. find the area of the parallelogram ABCD.

Two identical guitar strings are stretched with the same tension between supports that are not the same distance apart. The fundamental frequency of the higher-pitched string is 400Hz, and the speed of transverse waves in both wires is 200 m/s. How much

43. ## 7 th grade math

How many 4/5 are in 1 ?

44. ## Chemistry

What is the molarity of a solution of Mg(OH)2 if the solution contains 1.35 g in exactly 100 mL of solution??? A 15.0 mL solution of H2SO3 is neutralized by 12.0 mL of a standradized 1.00M NaOH solution. What is the concentration of the H2SO3

45. ## Sciene

How do living things get rid of cellular waste?

46. ## Physics

A mountain climber, in the process of crossing between two cliffs by a rope, pauses to rest. She weighs 554 N. As the drawing shows, she is closer to the left cliff than to the right cliff, with the result that the tensions in the left and right sides of

47. ## Math

Identify all sets to which the number 3 belongs A. Whole numbers, integers, rational numbers B. Rational numbers C. Integers, rational numbers D. Even numbers, whole numbers, integers, rational numbers I THINK IT'S A

48. ## Physics

A long wire carries a current of 20 A along the directed axis of a long solenoid. The field due to the solenoid is 4 mT. Find the field at a point 3 mm from the solenoid axis.

49. ## 7th grade health Ms. Sue please

1. The way you view yourself overall is your ___________. (1 point) clues self-esteem self-concept mood disorder 2. Part of your self-concept is your __________, or how you feel about yourself. (1 point) self-esteem emotions clues resources 3. A person who

92. ## algebra

In an episode from the TV show Futurama, Phillip J. Fry had $0.93 in his bank account in 2000. In the year 3000 it had grown to$4.3 billion! What was the percent interest rate (to three decimal places) if it had been continuously compounded? What was the

93. ## college algebra

water from a tank is being used for irrigation while the tank is being filled. The two pipes can fill the tank in 6h and 8h, respectively. the outlet pipe can empty the tank in 24h. How long would it take to fill the tank with all three pipes open? round

94. ## Grammar

Select the correct sentence: A) The 3 mm node was excised. B) The 3-mm node was excised. I answered B

95. ## math

how do you convert miles to feet in the U.S. customary system?

96. ## Physics

A car (m = 1510 kg) is parked on a road that rises 12.6 ° above the horizontal. What are the magnitudes of (a) the normal force and (b) the static frictional force that the ground exerts on the tires?

97. ## physics

A woman stands on a scale in a moving elevator. Her mass is 69.1 kg, and the combined mass of the elevator and scale is an additional 734 kg. Starting from rest, the elevator accelerates upward. During the acceleration, the hoisting cable applies a force

98. ## Education

which of the following is not an example of typical toddler behavior? a.toddlers are fairly capable of self feeding b.toddlers don't like food mixtures c.toddlers show decided food prefrences d.toddlers present a consistently good appetite

99. ## math

You are in business and you are given two opportunities. The first you will have to invest $5,000 but you could earn$25,000 less your initial investment. The second you only have to invest $2000 but then you will earn$10,000 less your investment. The

asked by Teresa A Taylor
100. ## chemistry

VSEPR theory is a model that is used to represent the shapes or molecular geometries of individual molecules. True False false

101. ## Math - 6th grade

Farmer John built a barn that is 100 ft by 200 ft. what is the area? perimeter? percent? fraction? and decimal?

102. ## Grammar

Select the correctly punctuated sentence: A) He said, "There but for the grace of God go I." B) He said "There but for the grace of God go I." C) He said, "There but for the grace of God go I". D) He said "There but for the grace of God go I". My answer is

103. ## math 5th grade

Lynda cut 3.2 meters of ribbon into equal-size pieces. Each piece was longer than .01 meter, but shorter than .02 meters, with lengths in increments of .02 meters. How many pieces did Lynda cut and how long was each piece?

104. ## Physics

Chapter 4, Problem 36 Incorrect. A 77.2-kg person stands on a scale in an elevator. What is the apparent weight when the elevator is (a) accelerating upward with an acceleration of 1.66 m/s2, (b) moving upward at a constant speed, and (c) accelerating

105. ## Math

Find the positive number such that 1/2 of the number multiplied by 1/3 of the number, multiplied by 1/6 of the number is equal to the number itself.

106. ## trigonometry

How do i do them? :l 7. At 2:00 P.M., the angle between the hour and minute hands on a clock is 60° (approximately 1.05 radians). The arc length formed by the two hands is 2.63 inches. What is the radius of the clock in inches? (Round to the nearest

107. ## chem

The process in which an ion or molecule is surrounded by solvent molecules arranged in a specific manner is called?

108. ## algebra

At a crime scene, police officers find a murder victim in a tub full of warm water. A thermometer shows that the water temperature is 75 degrees F and the air temperature is 70 degrees F. It is known that most people fill a tub with water at 100 degrees F.

109. ## Grammar

A compound sentence is: A) At least three simple sentences connected by a comma and a conjunction or by a semicolon and no conjunction. B) No more than two simple sentences connected by a comma and a conjunction or by a semicolon and no conjunction. C) Two

110. ## chemistry

H2 + I2 -> 2Hl 1.2 mol of hydrogen gas reacts with 1.0 mol of iodine vapour, after 5 minutes 0.6 mol of iodine remained. A) calculate the number of moles of hydrogen that have not reacted after 5 minutes. B) calculate the number of moles of hydrogen iodide

111. ## Art

The painting is The Family of Carlos lV. 1. What is Goya's style of painting? Is he part of a larger art movment. 2. What art principles did he use? How? Where? Please Help Me.

112. ## biomechanics

When a weight-lifter lifts a weight equal to his upper body weight his trunk makes an angle of 40 degrees, with the vertical, as shown in the diagram below. In this position the erector spinae muscles exert a large force on the sacrum at an angle of 40

113. ## maths --plse help me..

Solve the system of equations for positive real numbers: 1/xy = x/z + 1, 1/yz = y/x + 1, 1/zx = z/y + 1.

114. ## algebra

At a crime scene, police officers find a murder victim in a tub full of warm water. A thermometer shows that the water temperature is 75 degrees F and the air temperature is 70 degrees F. It is known that most people fill a tub with water at 100 degrees F.

115. ## math

On a sunny afternoon. The stratosphere tower casts a shadow that is 140 meters long. At the same a nearby flagpole that is 10 meters tall cast a shadow that is 4 meters long . WrirÃƒ© silve the problem

116. ## poems

can someone post a website or peom of a poem with 16 lines and it has to make sense.

117. ## science

a piece of styrofoam has a density of 30kg/m3 and a mass of 3.6kg. if the piece of styrofoam has a lenght of 1.2m and a width of 1.0 what is its thickness

118. ## math

- Three hockey teams, the Crabs, the Eels, and the Seals, played each other once with no shutouts ( every team scored at least 1 goal in each game). A team gets 10 points for a win, 5 point for a tie and one point for each goal scored. If the Crabs

119. ## biomechanics

Calculate the magnitude of the force required to cause an anterior dislocation of the glenohumeral joint given that he force has a lever arm of 52 cm, the maximum magnitude of the resistance force is 1080 N and the resistance force has a lever arm of 4.3

120. ## Financial management

Need definition and scenario in healthcare for these words Term Definition Scenario Capital expenditure budget Direct cost Flexible budget Operating budget Responsibility center

121. ## Grammar

Select the correctly capitalized sentence: A) He was seen in the Emergency department. B) He was seen in the Emergency Department. C) He was seen in the emergency department. My answer is B

122. ## Algebra

The number of bacteria in a stagment pond doubles every hour. A farmer sprays it every two hours and kils 3/4 of bacteria immediately. If there are 10,000 live bacteria left after the farmer sprays at noon, how many live bacteria are there at 11 p.m. that

123. ## Physics

If you throw a ball straight upward at a speed of 24 m/s, how long will it take to reach zero speed? How long will it take to return to its starting point? How fast will it be going when it returns to its starting point?

124. ## Physics

A capacitor has a capacitance of 55 pF. In the charging process electrons are removed from one ate and placed on the other plate. When the potential difference between the plates is 5.3 v how many electrons have been transferred?

125. ## statistics

2. A test measuring basic math skills in adults is normally distributed, with mean = 20 and standard deviation = 7. Calculate the z score and T score for each of the following test scores: - X = 11

135. ## college physics

You are on a ladder painting your house. You accidentally drop a bucket of paint weighing 10lb from a height of 17ft. With what speed do the paint and bucket hit the rose bushes below? Would it be different if you dropped your paintbrush weighing 1/2 lb

136. ## chemistry

How many grams of water can be formed from 10 grams of oxygen?

137. ## Grammar

adverb: A) Modifies a verb, adjective, or another adverb. B) Modifies a verb or adjective. C) Modifies a verb only. D) Modifies another adverb only. my answer is A

138. ## statistic

The following data are the numbers of car thefts that occurred in a city in the past 11 days. 6, 3, 7, 11, 4, 3, 8, 7, 2, 6 9. calculate the values for the first and third qualities. construct a box plot for the given data.

139. ## Chemistry

How to figure out half-lives Half-live of Indium-116 is 14 seconds. How long will it take for 32 grams of this istotopw to decay to 1.0 grams. I know the answer is 70seconds but do not know how to get it!

140. ## biomechanics

When a weight-lifter lifts a weight equal to his upper body weight his trunk makes an angle of 40 degrees, with the vertical, as shown in the diagram below. In this position the erector spinae muscles exert a large force on the sacrum at an angle of 40

141. ## biomechanics

for a man of mass 75kg and height 185 cm claculate the following using standard anthropometric data. 1. length of his upper arm 2. mass of his upper arm 3. position of the centre of mass of his upper arm relative to the glenohumeral joint 4. radius of

142. ## Grammar

A preposition is: A) A word which shows the relation of a noun to another noun in the sentence. B) A word which shows the relation of a noun to another word in the sentence. C) A word which shows the relation of a verb to another word in the sentence. D) A

143. ## Grammar

Select the paragraph which is correctly punctuated: A) The patient came in today for her postoperative visit. She is status post appendectomy. Having had a ruptured appendix shortly after she returned home. She experienced nausea and vomiting and syncope,

144. ## physics

Haloke does 179 J of work lifting himself 0.296 m. What is Haloke's mass?

145. ## Grammar

1. Select the correct sentence: A) The patient was well developed. B) The patient was well-developed. 2. Select the correct verb form: A) Several of the retractors was missing. B) Several of the retractors were missing. MY ANSWERS: 1. B 2. B

146. ## Writing

I have to write a 5 page essay on the theme of Knowledge in the book Frankenstein...like how pursuing knowledge can be dangerous and Ignorance is bliss. For this essay we either have to defend or challenge the quote "For in much wisdom there is much sorrow

147. ## SPANISH

You did not answer the question completely though. So for the phrase "estoy bebiendolos" where is the accent placed? Don't you have to add an accent when the direct object is attached at the end of a progressive tense

148. ## Physics

What is the net vertical force on this balloon if it is let go? The mass of the rubber in the balloon is 1.50g. Ignore the volume of rubber.

149. ## Algebra

One question left for the night and i am stumped ... I need to find the sixth term of a geometric sequence in which a-sub-one = -7 and r = 3 .... Thanks in advance for you help!

150. ## Algebra

One question left for the night and i am stumped ... I need to find the sixth term of a geometric sequence in which a-sub-one = -7 and r = 3 .... Thanks in advance for you help!

151. ## biology

The classification of bacterial species does not fit the usual definition of species. This is because bacteria A) cannot exchange genetic material. B) are eukaryotic. C) have a high rate of gene flow. D) reproduce asexually

152. ## calculus

given the following piecewise function x+11 for -9

153. ## math

twice the sum of a number and 3 is equal to three times the difference of the number and 9. find the number

154. ## maths

What is the equation of hyperbola whose foci at f(-8,0) & length of transverse axis is 6?

155. ## Science

How does a body fossil form? Is it just bones and teeth?

156. ## chem

Calculate the specific heat (\rm{J/g \; ^\circ C}) for a 21.5 g sample of a metal that absorbs 685 J when temperature increases from 42.1^\circ C to83.2^\circ C

157. ## Math Calc 1

Word Problems >:( A cylinder tank of water is laying on it's side. Radius is 2 and height is 10. How much work is required to pump all of the water out of the tank?

158. ## English

They went to a big supermarket downtown. It was noisy there. (Q1: What is the part of speech of 'downtown' in Sentence 1? Is 'downtown' used as an adjective modifying 'supermarket'? Q2: what does 'It' refer to in Sentence 2?)

159. ## asap please

How many 4/5s are in 1 ? Isn't the answer 5/4 ?

160. ## biomechanics

When a weight-lifter lifts a weight equal to his upper body weight his trunk makes an angle of 40 degrees, with the vertical, as shown in the diagram below. In this position the erector spinae muscles exert a large force on the sacrum at an angle of 40

161. ## chemistry

How many resonance structures does N3- have? A. 2 B. 3 C. 4 D. No resonance C. 4

162. ## physics

The flywheel of an engine has a moment of inertia of 24 kg*m^2. a) if the radius of the wheel is 0.6m, what force is required to accelerate the wheel from rest to an angular velocity of 300 rpm in 6 seconds? b) how many turns does it make during this time?

163. ## poems

I have to memorize a 16 lined poem that I made up and it has to make sense. Please check here on what I have so far: Twinkle twinkle little car How I wonder what you are Leaking oil everyday oh how much money I have to pay Going up highways really fast Boy

164. ## Grammar

Select the correct sentence: A) Their all going to Oregon. B) There all going to Oregon. C) They're all going to Oregon. I answered C, A did not seem right.

165. ## Maths - Integration

Find the exact value of the intergal with limits 1 and 0 respectively for the x^2 e^2x dx.

166. ## Intermediate college algebra

Beer cans are right circular cylinders. My algebraic ale and logarithmic lager cans, from snide brewery, have dimensional units called brewskis. The have a volume (in cubic brewskis) equal to the solution of the number of grams of radium 226 remaining

167. ## Grammar

An adjective: A) Modifies another noun only. B) Modifies a noun or a pronoun. C) Modifies a noun, pronoun, adjective, or adverb. D) Modifies a noun, pronoun or another adjective. My answer is B

168. ## Grammar

Select the paragraph which is correctly punctuated: A) Extremely limited exam was performed in correlation with the recently performed MRI. Patient did not present with a full bladder, and therefore the pelvis was not evaluated in detail. Again noted is

169. ## calculus

Find the average rate of change f(x)=x^3-8x+9 a. from -3 to -2 b. from -1 to 5 c. from 5 to 9 A. what is average rate of change of f(x)=x^3-8x+9 from -3 to -2? B. what is the average rate of change of f(x)-x^3-8x+9 from -1 to 5? C. what is the average rate

170. ## Math (Adv. Functions)

Given that triangle ABC with sides a, b, and c, show that the area of the triangle is given by A = ((a^2)(sinB)(sinC))/((2sin(B+C)))

171. ## English

the rest of the vocab from November 12 please needed right now

172. ## calculus

Amy wants to reach, as quickly as possible, a destination of 5km downstream and on the opposite side of the river that is 1.5km wide. If she can run at 16kmp and can swim at 5kmp, how far should she run down the shore before turning into the water to swim?

173. ## Grammar

"Here" and "there" are never the subjects of sentences. A) False B) True I answered B

174. ## Math - 8th grade

Express 18 million in scientific notation. I answered 1.8 x 10 to the 7th and was wrong. I don't understand why? You are supposed to move the decimal 7 places to get 18 million. What did I do wrong? Thank You.

175. ## Algebra

Can you help me set this up? Mr. Smith could ride his 10-speed bike 4.8 miles to his mom's house in 11 minutes. His return trip home took 14 minutes. The times are different due to there being a slight downhill slope on part of the trip to his mom's house.

176. ## Math

A bus traveled at a steady speed of 17 miles per hour for 7 hours. How many miles did the bus travel?

177. ## Physics

A student is skateboarding down a ramp that is 8.81 m long and inclined at 27.3 ° with respect to the horizontal. The initial speed of the skateboarder at the top of the ramp is 2.58 m/s. Neglect friction and find the speed at the bottom of the ramp.

178. ## Grammar

Select the correct statement: A) The predicate of the sentence is that part which says something about the subject, and it always contains a verb. B) The predicate of the sentence is that part which says something about the subject, and it sometimes

179. ## math asap

Rolling a number cube once what is the probability of rolling a number greater than 4 ?

180. ## Mathmatics

2a+6b-3(a+3b) raised to the power of 2 solve with steps

181. ## chemistry

Which of the following is the correct angle between the atoms in an octahedral molecule? A. 90o B. 120o C. 180o D. 270o B.

182. ## Grammar

A simple sentence: A) Can be reversed and still mean the same thing. B) Expresses one complete thought with one subject and one predicate. C) Expresses one or more complete thoughts with one or more subjects and one or more predicates. D) Is easy to

Papa Tells Chita a Story Papa said, "I kept riding,riding,riding...and the sun got hotter,hotter,hotter."Why do you think Papa repeated the words in that sentence?

COULD IT BE THAT HE'S WANTS TO MAKE THE STORY MORE INTERESTING TO HOLD CHITA INTEREST?

185. ## Grammar

Select the sentence which is correctly punctuated: A) The patient shouted "It's my life!" B) The patient shouted, "It's my life!" C) The patient shouted, "Its my life!" I answered B

186. ## math trigono

1. If tanθ = –√3 , what is the value of cot ? 2. Find the value of 3sec2.4. (Round to the nearest tenth.) 7. if θ is a standard position angle and cotθ = 1.85, in which quadrant(s) could θ lie? 14.if sinθ = -4/5 and tanθ = -4/3, what is

187. ## chemistry

Which of the following is the correct angle between the atoms in a seesaw molecule? A.

188. ## People

who is a famous person who didn't go to college or didn't graduate high school and is in bad shape because of it. (aka is poor or cant get a job or turned into a criminal etc)

189. ## Grammar

_____ of her sisters is thin. A) Every one B) Everyone My answer is B

190. ## geometry

three towns want to build a fire station that can serve them all. explain how the towns might go about finding the optimal location for the fire station

asked by sherianna johnson
191. ## Poem

Rockumentary—a documentary that’s set to music! Create song lyrics about John Adams’ presidency. You may create your own or use the MyLyrics song template to guide you. In your profile or song lyrics, be sure to include the following: explanations of

192. ## math

use distributive property to slove 5(4.9)

193. ## biology

The Eastern skunk cabbage, which blooms in very early spring, produces chemicals that smell like decaying meat. This plant has probably become adapted to mate with the assistance of A) butterflies. B) honeybees. C) flies. D) wind.

194. ## Chemistry..

Dispersion force,dipole-dipole,hydrogen bonding...please explain each.

195. ## math

- Three hockey teams, the Crabs, the Eels, and the Seals, played each other once with no shutouts ( every team scored at least 1 goal in each game). A team gets 10 points for a win, 5 point for a tie and one point for each goal scored. If the Crabs

196. ## Maths-Integration by Partial Fraction

Use integration by partial fractions to find Integral (3x^2-x+2)/(x-1)(x^2+1) dx

197. ## Algebra

I don't get how you would know which way to shade the inequality when it's true or false. For example the inequality 2x+3y> 12 When I solve it it's y>-2/3x+4 But when I graph the line how would I know which side to shade?

198. ## Math

1. How many ways can I select 10 people to attend a conference if 4 must be Republicans and 6 must be Democrats if there are 10 Republicans and 15 Democrats?

asked by Teresa A Taylor
199. ## physics

It takes 2.5 J of energy to stretch a helical spring by 15 cm. Determine the spring constant.

200. ## physics

The flywheel of an engine has a moment of inertia of 24 kg*m^2. a) if the radius of the wheel is 0.6m, what force is required to accelerate the wheel from rest to an angular velocity of 300 rpm in 6 seconds? b) how many turns does it make during this time?

201. ## Trigonometry

Please show me the work so i understand 2. Find the reference angle of -11π/3. 5. If θ = –18°, find the exact value of θ in radians. 6.If θ = 3, find the value of θ in degrees correct to the nearest tenth of a degree. 13.The radius of a circle

202. ## Grammar

Select the correctly capitalized sentence: A) She had a Cesarean Section for Cephalopelvic Disproportion. B) She had a Cesarean section for cephalopelvic disproportion. C) She had a Cesarean section for Cephalopelvic Disproportion. D) She had a cesarean

203. ## Grammar

The punctuation mark that means "note what follows" is: A) Colon B) Comma C) Period D) Semicolon My answer is A, but I feel it could be D too

204. ## english

Huswifery uses what kind of poetic device?

205. ## Grammar

Select the correct verb form: A) Then 50 cc of Lidocaine was instilled. B) Then 50 cc of Lidocaine were instilled. My answer is A, were doesn't seem to fit.

206. ## Medical Sociology

Obamacare will enable 32 million more Americans to have health insurance. Despite this coverage, medical sociologists know that there are other barriers besides health insurance that make it difficult for patients to seek medical care. Describe 3 such

207. ## Math

Dave finished 2/5 of his science homework before he went to soccer practice.After practice, he finished another 2/5 of it. What fraction of his homework does Dave have left to do?

208. ## Grammar

Select the correctly capitalized sentence: A) She went to town with her mother and Uncle John. B) She went to town with her Mother and Uncle John. C) She went to town with her mother and uncle John. I answered C but should Uncle and John both be

209. ## Grammar

1.Select the correct sentence: A) The node which was 3 mm was excised. B) The node which was 3-mm was excised. I answered B 2. Select the correct sentence: A) The doctor excised the 3 mm node. B) The doctor excised the 3-mm node. I answered B

210. ## calculus

graph the following function using transformations. Be sure to graph all the stages on one graph. state the domain and range. y= -3/x/+1 NOT QUITE SURE HOW TO MAKE THE STRAIGHT UP AND DOWN LINE, INSTEAD OF THIS--/.

211. ## statistics

5. A professor teaching introductory psychology gave the grades that follow. According to the normal curve, she should have given about 4% A’s, 14% B’s, 64% C’s, 14% D’s, and 4% F’s. Do a Chi-Square to determine if the actual grade assignment

212. ## math super confused

9 is to 3 as 49 is to_? (9:3::49:_?) Please show and explain the answer

213. ## chemistry

The vapor pressure of pure water at 70°C is 231 mm Hg. What is the vapor pressure depression of a solution of 115 g of the antifreeze ethylene glycol, C2H6O2, a nonvolatile compound, in 205 g of water? Use molar masses with at least as many significant

214. ## math asap

How many 4/5 are in 1 ? Is the answer 5/4 ?

215. ## Ancient Greece

What do you think was the most important legacy of ancient Greece? Explain and give specific examples.

216. ## Singapore Math

Thanks "drwls" but do you know how to solve that problem using the bar model method? I know what the answer is. I just don't know how to draw it like you do in Singapore math. Thanks...

217. ## World History

What advice do you think John Locke would give to American politicians today?

218. ## College Registration

This is the first time I've had to register for a class to take on campus as I take everything online, so at the risk of sounding like a complete moron... What does "R" stand for when listed under the day of class? I am assuming that it is Thursday but I

219. ## 5th grade math (word problems)

I didn't see an answer from yesterday, so resending. Also, is there a website to explain how to solve word problems - like key phrases to look for (ex: 'in all' - add; 'what's left' - subtraction)? Here's question from yesterday: sorry,but I don't

220. ## chemistry

Which of the following is the correct angle between the atoms in a linear molecule? A. 90o B. 120o C. 180o D. 270o i think D

221. ## math

ind two consecutive even integers such that the smaller added to five times the larger is 58

222. ## Social Studies

In forming thier goverment,how many executives did rome decide to have? Please reply and thanks in return :)

223. ## algebra

The radioactive isotope you discovered at 8 a.m weighed 75 mg. You named it "Nerdium." At 3 p.m. it measured only 0.009 grams. What is its half-life?

224. ## chemistry

What is the molarity of 5g of O2 in 250 mL? Show work, please.

225. ## Grammar

Select the paragraph which is correctly punctuated: A) Her medications include Premarin 0.625 mg q.d., Hismanal 10 mg q.d., Enalapril 10 mg q.a.m., 5 mg q.p.m., normal saline nasal spray, as needed, Vancenase nasal spray, Septra one p.o. b.i.d., Afrin 1

226. ## English 8R - Project Help!

Summer Growing Season can't write it as a definition, please help

227. ## Math

Kandace have been approved for a \$250,000, 30 year mortgage with an APR of 4.5%. What is their monthly payment rounded to the nearest dollar?

228. ## ferreira

i need helo with this poem for sci that is about chlorine can some one help me

229. ## maths --plse help me..

ABCD is a parallelogram in which BC is produced to E suh that CE=BC.AE intersects CD at F.if ar(DFB)=3cm2find the area of the parallelogram ABCD.

230. ## Grammar

1.He will _____ stop drinking. A) try and B) try to 2.Select the correct sentence: A) Who is your favorite teacher? B) Whom is your favorite teacher? C) Whose is your favorite teacher? 3._____ of her sisters is thin. A) Every one B) Everyone My answers: 1.

231. ## Grammar

1. A complex sentence is: A) Difficult to understand. B) One or more incomplete thoughts. C) One complete thought and at least one incomplete thought. D) One complete thought and more than two incomplete thoughts. 2.Select the sentence which is correctly

232. ## 5th grade math word problems

mr lee's garden is square shaped. he planted 100% of it. 1/3 of it was carrots. 1/3 of it was tomatoes. The remained 48 square feet was filled with melons. What is the length of mr lee's garden?

233. ## Grammar

Select the sentence which is correctly punctuated: A) LABORATORY DATA: Admission labs showed a white count of 2.8. B) LABORATORY DATA Admission labs showed a white count of 2.8. C) LABORATORY DATA; Admission labs showed a white count of 2.8. My answer is A

234. ## precalc

1. if P(t)=3e^2t, for what value does P(t)= 2P(2) 2. Find all x for which the square root of log (x)= log square root of x thanks!!

235. ## Math help NOW!!!!! Plz

Solve by completing the square : 2x^2= 9x+5

236. ## Grammar

Select the sentence which is correctly punctuated: A) He has 2 major hurdles to accomplish before becoming a doctor: completing his residency and passing the state exam. B) He has 2 major hurdles to accomplish before becoming a doctor; completing his

237. ## math

the sum of 5/3 and twice a number is equal to 16/3 subtracted from three times the number. find the number

238. ## American Governmen

Economic efficiency

239. ## NEED help ON MATH PLZ

Graph the solution set on a number line : 3x+4>-8

240. ## Grammar

She made _____ errors last week. A) fewer B) less I answered A

241. ## chemistry

A sample of gas has a mass of 0.585g . Its volume is 110mL at a temperature of 95^\circ C and a pressure of 745mm\;Hg .

242. ## Chemistry

4 moles of Zinc reacted with an excess of hydrochloric acid. Calculate the grams, moles,and liters at stp of gas made.Please help!!!!!!!!

243. ## English

1. You are not alone. 2. You are not by yourself. 3. You are not yourself. 4. You are not lone. 5. You are not lonely. (Are they all the same? Do they have the same meaning?)

244. ## Grammar

1.Select the sentence which is correctly punctuated: A) The package was delivered to your home in Everett, Washington by UPS. B) The package was delivered to your home in Everett Washington by UPS. C) The package was delivered to your home in Everett,

245. ## english

The trailer measures nine feet by forty feet. how do I rewrite this to make it right

246. ## ENGLISH

I live at 1502 Fourteenth Street.

247. ## Factors

What multiplication fact can be found by using the arrays for 2×9 and 5×9?

248. ## social studies

How to write 12 December 2012 in five words

249. ## Chem

If the pH of a solution at 25.00 degrees celsius is 2.37, the pOH of the solution at that temp is:

250. ## science

where can i find altitude of Iceland?

251. ## Roots & Shoots

any organizations to donate to help animals and the environment?????

252. ## Grammar

He will _____ stop drinking. A) try and B) try to I

253. ## science

how does closeness to a river affect iceland's climate?

254. ## Grammar

Select the sentence which is correctly punctuated: A) The time has come students, to celebrate your success. B) The time has come, students, to celebrate your success. C) The time has come students to celebrate your success. I answered A

255. ## physics

the magnification caused by a convex lens is represented by Hi/Ho, where hi is the height of the image and ho is the height of the object. Using that ratio, show that the magnification caused by a convex lens is equal to di/do(ratio of the image distance

256. ## 8th Grade Math

Express 18 million in scientific notation. I answered 1.8 x 10 to the 7th and was wrong. I don't understand why? You are supposed to move the decimal 7 places to get 18 million. What did I do wrong? Thank You.

257. ## spelling

a sentence for owers'

258. ## spelling

what is the answer for the spelling worksheet for scr, spr, str, and thr?

asked by Jonathan Rodas
259. ## Grammar

The _____ of the cancer was deep in the brain. A) cite B) sight C) site I answered C There are many contraceptive _____ on the market. A) devices B) devises my answers is A

260. ## algebra 2

find the zeros of quadratic ( 8v+7)(v-2)=0 show the step please

261. ## math

i am a 2 digit number my ones digit is greater than than my tens digit my ones digit is 4 times my tens digit the sum of my digits is 10 what number am i

262. ## math

order the fractions from least to greatest 7/10 9/20 4/5

263. ## Grammar

1. Select the sentence which is correctly punctuated: A) He has 2 major hurdles to accomplish before becoming a doctor: completing his residency and passing the state exam. B) He has 2 major hurdles to accomplish before becoming a doctor; completing his

264. ## Grammar

1.Select the correct verb form: A) The remainder of the review of systems was normal. B) The remainder of the review of systems were normal. I answered A

265. ## math8

Who is correct for each round below? Explain why. Round 3. (2+3z)-1+ 12+2- 3=28 Round 2 4z - 2.5 + (8 - 2) = 4 Round 3 2118 - (5 + 3~) + 7] = 32 Round 3. (2 + 3z)- 3. + 12+ 2- 3 = 33 Round 2 4z - 2" 5 + (8 - 2) = 12 Round 3 2118 - (5 + 3~) + 7] = 34

266. ## Math Calc 1 Last question

Find the volume of the solid obtained by rotating the region bounded by the curves y=4x-x^2, y=8x-2x^2 about the line x=-2. I got 256 pi/3 but pretty sure my work is wrong.

267. ## Grammar

1.The _____ live next door. A) Smith's B) Smiths I answered B 2.Select the sentence which is correctly punctuated: A) The diagnosis was "gastroenteritis acute." B) The diagnosis was "gastroenteritis, acute." C) The diagnosis was "gastroenteritis, acute". I

268. ## Grammar

1.Select the correct sentence: A) Each type of scalpel has its own special use. B) Each type of scalpel has it's own special use. I answered A 2.Select the correct verb form: A) There was no reported side effects. B) There were no reported side effects. I

269. ## Grammar

Select the correctly capitalized sentence: A) He works at evergreen hospital medical center. B) He works at Evergreen Hospital Medical Center. C) He works at Evergreen hospital medical center. I answered B

270. ## Grammar

Select the correct sentence: A) The patient was not seen for prenatal care until 24 weeks gestation. B) The patient was not seen for prenatal care until 24 weeks' gestation. I answered A

271. ## Grammar

Select the sentence which is correctly punctuated: A) Her situation is stable, and I expect a full recovery. B) Her situation is stable; and I expect a full recovery. C) Her situation is stable: and I expect a full recovery. I answered A

272. ## Maths - Integration by parts

Use the partial ractions to find The integral (3x^2-x+2)/(x-1)(x^2+1) dx

273. ## Ethics

The outlawing of slavery and extending voting rights to women seem to indicate that ethics can have beneficial results. Give an example from the past that indicates a similar result or a current social policy that might be regarded as wrong, which

asked by Missy Watson
274. ## Grammar

He told the patient to _____ quietly until the dizziness passed. A) lay B) lie my answer is A

275. ## Grammar

She weighs more now _____ she did last year. A) than B) then I answered B

276. ## logarithms

1. if P(t)=3e^2t, for what value does P(t)= 2P(2) 2. Find all x for which the square root of log (x)= log square root of x thanks!!

277. ## Grammar

Select the correct sentence: A) The doctor excised the 3 mm node. B) The doctor excised the 3-mm node. I answered A

278. ## social studies

What is the difference between a consulate and a consul/consulate general?

279. ## Math

use the unit circle to prove that tan(x/2) = (sin(x))/(1+cos(x))

280. ## English 8R - Project Help!

sales - action of selling something cattle - Large ruminants (Bos taurus) with horns and cloven hoofs, domesticated for meat or milk, or as beasts of burden; cows. can you help me out it together

281. ## Grammar

He came in for his preoperative _____. A) check up B) checkup I answered B

282. ## Math

how do you change equivalent fractions with a common denominator

283. ## Math help plz

Solve 3x^2-49=0

284. ## algebra 2

take the square root of problem square root 64^6 please show all work

285. ## algebra 2

find the zeros of quadratic ( 8v+7)(v-2)=0 show the step please

286. ## math

(5)(5+5)= I got 25 is it right or is it 50?

287. ## MATH Help NOW!!!! Plz

Solve 3x^2 -49=0

288. ## Math Calculus 1

Have mercy! Find the volume of the solid obtained by rotating y=3+2x-x^2, x+y=3 about the y-axis.

289. ## math

How many 4/5 are in 1 why wouldn't the answer be 5/4 ?

290. ## Grammar

There was disagreement _____ the 4 doctors about the correct diagnosis. A) among B) between I answered A

291. ## algebra 2

take the square root problem square root 196x^12 show the step please thanks

292. ## Astronomy

How to find the orbital radius of a planet?

293. ## math

adding polynomials (3g squared+2hg)+5g squared+hg-9h squared g) I know you have to combine like terms but I'm lost after that need to show all work thanks

294. ## Sq. Root of a Number

Estimate the difference √50 - √10 4?

295. ## Grammar

Select the sentence fragment: A) After he was given a loading dose of Dilantin. B) An incision was made over McBurney's point. C) She has difficulty hearing. D) There was some evidence of developmental delay. My answer is A, but I feel it could be B too

296. ## math

How do I estimate with adding

297. ## math

what is 7 over 30 as a percent to the nearest tenth?

298. ## math

what is 7 over 50 as a percent in the nearest tenth?

asked by no name
299. ## math

What is (-2)^2 What is (-2)^3

300. ## algebra 2

what is the square root of 196x^12

301. ## Maths- Integration by partial fractions

Integral (3x^2-x+2)/(x-1)(x^2+1) dx

302. ## Math Help now !!!! Plz

Solve using the quadratic formula X^2-4x=21

303. ## algebra 2

take the square root of problem square root 64x^6

304. ## chemstry

when the equation is balanced, the lowest whole number coffinent for hydrogen is?

305. ## Grammar

I will _____ you of the diagnosis. A) appraise B) apprise my answer is A

306. ## physics

what is meant by isolatedsystem?

307. ## Trig

15^(-x-3)=-17^(-3x) using a log base 10

308. ## math

-25 plus 4 to the 2nd power times 3 minus 5 to the 3rd power

309. ## science

we know that the arrangement of metals in order of increasing strength of reducing agent is Cu

310. ## Grammar

The noun that goes with an eponym should be capitalized (e.g. Homan sign): A) False B) True I answered B

311. ## Grammar

Select the sentence fragment: A) After he was given a loading dose of Dilantin. B) An incision was made over McBurney's point. C) She has difficulty hearing. D) There was some evidence of developmental delay. My answer is C

312. ## maths --plse help me..

is the solution is (100,-95) for the given equation is 2x + 95y =100

11/12-1/9=

(5)(5+5)=