Questions Asked onNovember 16, 2015

1. word problem math

Dixon and his little sister Ariadne stand next to each other on the playground on a sunny afternoon. Their mother measures their shadows. Dixon's shadow is 18 feet long and Ariadne's shadow is 15 feet long. If Dixon is 6 feet tall, how tall is Ariadne?

2. 7th Grade Math Help

It takes Pam 45 minutes to drive to work and 60 minutes to drive home from work. Write the ratio of the time Pam spends driving home from work to the time she spends driving to work in three ways. I got confused so I need someone to help me clear-up my

3. Social Studies Check my answers!

20. Which best describes the connection the French and Indian War had with the American Revolution? A. As a result of the French and Indian War, France occupied numerous areas under English control. B. As a result of the French and Indian War, England

4. History

Which battle marked the turning point of the Civil War? 1. Gettysburg 2. Vicksburg 3. Antietam 4. Fort Pulaski 5. Fort Maria Which is it? I choose 1, am I correct?

asked by Lara Mountainwood
5. algebra help!

8) While eating in the cafeteria at school, 65%, or 26, of the students in the class ate pizza. find the number of students in the entire class. My guess is 17 students?? PlZ Help!

asked by reality check
6. math

The area of a square floor on a scale drawing is 100 square centimeters and the scale of the drawing is 1 centimeter:2ft. What is the area of the actual floor? What is the ratio of the area in the drawing to the actual area?

7. chem

Rank the following elements by electron affinity, from most positive to most negative EA value. Rank from most positive to most negative. To rank items as equivalent, overlap them. argon,sodium,iodine,oxygen,phosphorus

8. Psychology

Hello, My question is: What could you perceive if you only had one type of photoreceptor? Brightness, colour, both, or neither? The answer that I came up with was: If you only had one type of photoreceptor you would not be able to perceive colour nor

9. Physics

A ball rolls over the edge of a table with a horizontal velocity v m/s. the height of the table is 2.1m and the horizontal range of the ball from the base of the table is 16m. What is the initial speed of the ball?

10. math

Emily baked 3 batches of 13 sugar cookies each. She ate 2 of the cookies and gave 10 of them to her neighbor. In return, her neighbor gave her half of a batch of a dozen chocolate chip cookies. How many cookies does Emily have?

11. chemistry

The following reaction can be written as the sum of two reactions, one of which relates to ionization energy and one of which relates to electron affinity: Li(g)+F(g)→Li+(g)+F−(g) What is the reaction that corresponds to the first ionization energy of

12. Health

1.Which is NOT a type of Psychotherapy used to treat mental disorders A. insight therapy B. Group Therapy (picked this one) C. Drug therapy D. Cognitive therapy 2.Which is NOT a health professional who treats mental and emotional disorders? A. Psychiatrist

13. chemistry

Determine the quantity (g) of pure CaCl2 in 7.5 g of CaCl2*9H2O

14. Chemistry

State the kind of intermolecular forces that would occur between the solute and solvent in barium nitrate (ionic). Check all that apply. ion-dipole hydrogen bonding dispersion dipole-dipole

asked by Desiree Torres

38. Math

The ratio of the quantities of sugar and flour needed to bake a cake is 2:5. What is the quantity of sugar needed for a cake, if 750 grams of flour are used to make it?

39. Chemistry

A 22.6 mL sample of a weak monoprotic acid, HX, requires 50.0 mL of 0.050 M NaOH to reach the equivalence point. After the addition of 30.0 mL of NaOH, the pH is 4.90. What is the Ka of HX?

40. Biology

What is the overall chemical formula for photosynthsis? 6Co2+6H2O--->C6H12O6+6O2 Where does the energy come from in photosynthesis? From Sunlight? What is the relationship between photosynthesis and respiration Photosynthesis makes the glucose that is used

67. math

a radial arm saw has a circular cutting blade with a diameter of 10 inches. it spins at 200 rpm. what is the linear speed of one of the 12 cutting teeth on a blade?

68. Math 116

You have a scale. On one side of the scale is a brick. On the other side of the scale is half of a brick and a ¾ lb weight. If the scale is balanced what is the weight of the brick in pounds.

69. english

i need to know what are the simile's,metaphors, and personifications in A SUMMER lOVE POEM BY NIKKI GIOVANNI CLOUDS FLOAT BY ON A SUMMER SKY I HOP SCOTCH OVER YOU RAINBOWS ARCH FROM GROUND TO GOLD I CLIMB OVER YOU THUNDER GRUMBLES, LIGHTNING TUMLES AND I

70. Analytical Chemistry

I have a 0.00156 M solution of CuSO4*5H2O in water (from 0.0398 g of CuSO4*5H20 in 100 mL of water). How would I calculate the ppm of Cu of that solution from that information? Now if I were to find ppm of Cu in different aliquots of this stock solution (5

71. physics

If a standing wave with 10 antinodes occurs at a frequency of 44.1 Hz, at what frequency would you look for the n = 2 standing wave?

72. english

15. Suppose the following sentence appears in the sports section of the newspaper: Lorton's experienced linemen performed well in handing Jefferson High's Eagles a crushing defeat. What word in the sentence is most clearly a loaded word? A. Experienced B.

73. Math

the perimeter of a rectangular garder is 100 feet the length of the garden is 8 feet longer than twice the width I need 2 linear equations

74. Algebra

In a table, how do you tell if y varies directly with x and write an equation if it does?

75. English

1. I am too full to eat more. 2. I am too full to eat leftover food. 3. I am too ful to eat all the food. 4. I am too full to eat all the cooked rice. 5. I am too full to eat the leftover food. ================== Are they all grammatical? Do we have to use

76. Chemistry (Check)

The bond strengths of the compounds HF, HCl, HBr, and HI are as follows: compound bond strength, kJ/mol HF 569.87 HCl 431.62 HBr 366.35 HI 298.407 Briefly explain why the bond strengths are ranked in this order. My guess is: They are ranked in this order

77. Chemistry

Determined at which temperature is the solubility of KNO3 at 60 grams per 100 grams of water

78. algebra

a student reads an average of 34 pages per day. the number of pages she reads per day varies from the average by up to 8 pages. write and solve the absolute inequality that represtents the range of the number

79. PHYSICS

A dentist's chair with a patient in it weighs 2180 N. The output plunger of a hydraulic system begins to lift the chair, when the dentist's foot applies a force of 73.6 N to the input piston. Neglect any height difference between the plunger and the

80. texas history

why could it be said that during 1835 texans were talking peacefully but acting warlike?

81. English check my essay

Choose a main character from the novel you are reading and write about how that character changes over the course of the story. MY ESSAY | | |------------------------ Buck of the Call of the Wild In The Call of the Wild, the main character is a Shepherd

82. chemistry

A reaction is represented by this equation: 2W( aq ) ⇌ X( aq ) + 2Y( aq ) K c = 5 × 10 −4 (a) Write the mathematical expression for the equilibrium constant. (b) Using concentrations of ≤1 M , make up two sets of concentrations that describe a

83. algebra

The owner of a video store has determined that the cost C, in dollars, of operating the store is approximately given by where x is the number of videos rented daily. Find the lowest cost to the nearest dollar.

170. algebra

if 2/3 is for 1 hour how many hours are for 6 2/3.

171. math

i can type 19 words in 38 seconds. how many can i type in 60 seconds

172. math

R/9 = -4

asked by help help
173. maths

Solo buys a roll of wrapping paper.the total length of the paper is 4,5m.she estimates that she will need 1,25m to wrap a present for her sister,and 2,8m to wrap a present for her dad.how much of the paper will she have left over?

174. English

Please help correct grammar sentence below: 1. Please be informed that starting on Nov.22,2015 rate of internet charge will be pesos 15.00 per hour. thank you.

175. Geography

Who were the boat people

176. Algebra 2

I have no idea how to even start this, can someone kinda "point me in the right direction" so to speak. -Compute the time(t) it will take for a tool to fall to the ground when a worker drops from the top of the building. -Function:h(t)=-16t^2th0 where t is

177. SS

What is an example of a criminal or bad person in Babylon?

178. Quick English check- ms sue

Select the term that is best evoked by each of the scenarios below. Use complement, contend efficacious, emulate, engross, exploit, facile, implicit, industrious, replicate. 1. The representatives appeal for aid for the disaster victims was so effective

179. math

x - 1 less than or equal to 4

180. English/Creative Writing

Will you help me? I don't know how I am supposed formulate my answers. A story's beginning should interest the reader and draw him or her into action. What would be some effective ways to start the following stories? 2. A third-person narrative about an

181. Social Studies

who was the commander of the forces that fired the first shot of the civil war

182. Chemistry

How do I know the order of placing dots on the lewis structure? Please give an example.

183. French

Did I say this right or is this grammatically correct? _______________________________________ English: However, everything was a dream. French: Cependant , tout était un rêve

184. English

Yosemite offers so much to see. Plan to stay awhile! There are more than 3,500 accommodations in Yosemite and its surrounding communities and gateways, each with something unique to offer. ==================== There are two Yosemites in this passage. What

185. math

what is two divisible by

186. Social Stiudes

im sorry if this is the wrong subject what are 4 devices/technologies that were created because of cans thank you

asked by $That627$
187. Math

My math assignment is conversion with weight. 1. 6 T= lb 2. 18lbs= oz 3. 3,200 oz= lb 4. 12T= lb 5. 9lb= oz 6. 7lb= oz 7. 100lb= oz 8. 60,000= T I need major help on the above. I do not know where to begin and need to know if there is some sort of chart I

188. biology

how can hormones can be duplicated and transformed into medicine ?

189. math trigonometry

point A and B are 100m apart and are of the same as the foot of a building. the angle of elevation of the top of the building from point A an B are 21 degrees and 32 degree respectively. how far is A from the building?

190. Math

A set costs half as much as a book.A book costs 600$more than a pen.If the total cost of the three items is 6900$,find the cost of a set.

191. nothing

just wanted to say good luck with the school week and work week everybody.

192. Science-physics

A ball is thrown horizontally from the top of a building 37.5 m high. The ball strikes the ground at a point 80.3 m from the base of the building. The acceleration of gravity is 9.8 m/s 2 . Find the time the ball is in motion. Answer in units of s.

193. English

The officer asked his subordinates to put their files away after completing in good shape. John asked his son angrily, why he didn't put his books away after reading it. John asked his friend Joe not to put his books away as he would still to read it.

194. algebra

the sum of 12 and twice my age

195. Math

Posters cost $6 each. Jared has$56. He wants to buy as many poster as possible. How many posters can he buy?

196. Biology

state one reason why the concentration of glucose in the blood increases.

197. Spanish

Would these phrases use the indicative or subjunctive? Explain why? Thank you!! 1) Puedes hacer lo que ______________ (querer). 2) El equipo que ____________ (ganar) el Superbowl tendrá después una entrevista con el presidente de los EEUU. 3) Ellos

198. Spanish

Conjugate the verbs in the two sentences: 1. Mis padres me compraron un coche que __________ (ir; yo) a usar para la universidad. 2. Llamé a todas las personas que ___________ (poder) para notificarles del cambio.

199. English/Creative Writing

Read the following report of an accident that occurred near a busy intersection. Then write four or five sentences describe the incident from each of the indicated viewpoints. The sixteen-year-old driver of a brand-new Toyota collided with a cement truck

200. chemistry

A reaction is represented by this equation: 2W( aq ) ⇌ X( aq ) + 2Y( aq ) K c = 5 × 10 −4 (a) Write the mathematical expression for the equilibrium constant. (b) Using concentrations of ≤1 M , make up two sets of concentrations that describe a

201. chemistry

What is the value of the equilibrium constant at 500 °C for the formation of NH 3 according to the following equation? N 2 ( g ) + 3H 2 ( g ) ⇌ 2NH 3 ( g ) An equilibrium mixture of NH 3 ( g ), H 2 ( g ), and N 2 ( g ) at 500 °C was found to contain

202. Math

Student A, B and C con complete a puzzle in 20 min, 15 min, and 30 min respectively. If all three student work together, how long will it take to complete the puzzle?

203. Physics

A mass-on-a-spring system has m = 54 kg and k = 225 N/m. The mass is pulled a distance 0.25 m from its equilibrium position and then released. (a) What is the maximum acceleration of the mass? My work: F=ma -kx=ma (225)(.25)=(54kg)(a) solve for a. a=1.04

204. math

1. if x=2y, find x and y 2. if x is 10 degrees more than twice y find x+y 3. find x+y if x is greater than y by 12 degrees