# Questions Asked onApril 24, 2012

1. ## Calculus

A flower pot is dropped from a point 12 feet above the ground,so that it will land 4 feet from the base of a 12 foot lamppost. At what rate is the shodow of the flower pot moving along the ground when the pot is 8 feet above the ground?

2. ## Physics

Suppose when we look in one half of the sky, the CMBR appears to be at a temperature of 2.72K. What is the peak wavelength in that direction? Are we moving toward or away from the region of space? What is our velocity with respect to the CMBR?

3. ## noun

if two dices are tossed together, the probability that the product will be less or equal to 18 what?

4. ## Accouting

Vacation pay payable is reported on the balance sheet as a(n) a. current liability or long-term liability, depending upon when the vacations will be taken by employees b. current liability c. expense d. long-term liability it's not b

5. ## Early Childhood Literacy

Erikson's work identified:

6. ## Chemistry

How many moles of O2 are needed for the complete combustion of 3 moles of CH4?

7. ## Math: Geometry

If 0 < y < 1 and 0 < x < 1, find the probability that y < x. Begin by sketching te graph, and then use the area method to find the probability. Please help me. I do not understand. Thank you in advance!

8. ## science

What will be the final temperature if 1600 cal of heat is given to an ice block of mass 20 grams?

9. ## science

What will be the final temperature if 1600 cal of heat is given to an ice block of mass 20 grams?

10. ## English

I have to write a argment Paper and it is based on Native Americans traditional culture and beliefs are or are not valuable in today's world. I want to write a paper on how Sioux, Kiowa, and Cheeroke related. I don't know it this is a good thesis: Native

11. ## Chemistry

A sample of iron ore contains 1.02 x 10^24 Fe atoms and is found to be 69.94% Fe by mass. What is the mass of the sample?

12. ## science

For ........... the graph of current and voltage is not a straight line and value of resistance is not constant.

13. ## science

On vernier scale of vernier calliper there are 25 lines and on main scale smallest division is 1 mm then least count of vernier calliper is

14. ## Enviro Science

Describe the diversity of species on Earth, relating the difference between known numbers and estimated numbers Thanks -MC

15. ## science

A straight highway leads to the top of the base of a 50 meter tall tower. Frm the top of the tower, if yhe angles of depression of two cars on the road are 30° and 60° , then the distence between the tow cars is ................meter.

16. ## science

A straight highway leads to the top of the base of a 50 meter tall tower. Frm the top of the tower, if yhe angles of depression of two cars on the road are 30° and 60° , then the distence between the tow cars is ................meter.

17. ## Calc 1

An 8 foot tall fence separates Larry's yard from Evan's yard.The fence is 3 feet from Larry's house and runs parallel to the side of his house. Larry wants to paint his house and needs to position a ladder extending from Evan's yard over the fence to his

18. ## English

Does contemporary literature encourage young readers to look beyond Australian stereotypes? If so then why? Please state atleast 5 argumentative points.

19. ## Biology

Is depolarization positive and repolarization negative?

20. ## Life orientation

In 40 to 45 lines critically discuss five ways in which the human or environmental problem impacts problem impacts on the community.provide relevant sources to support your claims

21. ## Chemistry

A gas is collected over water at 30.0 degrees celsius. It's pressure is 752.5 mm Hg. What is the pressure of the dry gas? Water vapor pressure at twenty degrees Celsius is 27.5 mm Hg.

22. ## Chemistry

A gas is collected over water at 30.0 degrees celsius. It's pressure is 752.5 mm Hg. What is the pressure of the dry gas? Water vapor pressure at twenty degrees Celsius is 27.5 mm Hg.

23. ## Math

A number cube is rolled 420 times and the result recorded as follows: there were 70 ones, 75 twos, 64 threes, 73 fours, 72 fives, and 66 sixes. What is the experimental probability of not rolling a five?

24. ## Physics

A metal cylinder with a area of 0.01m^2 and height of 0.1m is suspended levelly in water with a thin string. a)What is the water pressure on the top and bottom of the cylinder if the cylinder top is 1m below the water surface? And the amount of buoyant

25. ## Physics

Water has a density of 1000kg/m^3. The depth of a swimming pool at the deep end is about 4m. A)What is the volume of a column of water 4m deep and 1m^3 in cross-sectional area? B)What is the mass of this column of water? C)What is the weight of this column

26. ## algebra college level

it says y=-16x+181 represents number of students in class where x represents number of hours study required weekly. what is rate of change of number of students in class to number of hours study

27. ## Mechanics problem - Newtons laws - resultant force

I have this mechanics problem. Please help me solve it. Rory, Aurora and Raoul are three lions fi ghting over a piece of meat of mass 12 kg. Each lion exerts a horizontal pull. Rory pulls with a force of 800 N. Aurora, who is 120degrees to Rory's right,

28. ## maths

complete the patterns: find the 50 th term and n th term a)3,6,11,---,27,---,51,---,.. b)0,3,8,---,---,35,---,63,.. c)1,8,27,---,---,216,---,512,..

29. ## physics

A man leaves the garrage in his house and drives to a neighbouring town which is twenty kilometres away from his house on sight-seeing. He returns home to his garrage two hours after. What is his average velocity from home in km/h?

30. ## arithmetic

2. A person walking along a straight road observed that at two consecutive kilometre stones the angles of elevation of a hill front of him are 40o and 80o respectively. Find the height of the hill.

31. ## English

Hello! Need some help with these 3 sentences. They have to be filled with either simple future, going to future or present continuous 1. Son: Mum, what are we having for dinner tonight? Mum: I haven’t decided yet. But I think we __________(HAVE) pasta.

32. ## math

If 3feet*50metre is Rs.8720,how much would 2feet*40metre cost?

33. ## Language Arts

In the sentence, "In general people are better at spending than saving." I know there would be a comma after "general". Would there also be a comma after "spending"? Thanks..

34. ## Physics

Suppose when we look in one half of the sky, the CMBR appears to be at a temperature of 2.72K. What is the peak wavelength in that direction? Are we moving toward or away from the region of space? What is our velocity with respect to the CMBR?

35. ## mathematics

A spring with a mass of 4 kg has damping constant 28, and a force of 12 N is required to keep the spring stretched 0.5 m beyond its natural length. The spring is stretched 1 m beyond its natural length and then released with zero velocity. Find the

36. ## trigonometry

show that sin 2theta/1-cos 2 theta = cot theta

37. ## math

A spring with a mass of 4 kg has damping constant 28, and a force of 12 N is required to keep the spring stretched 0.5 m beyond its natural length. The spring is stretched 1 m beyond its natural length and then released with zero velocity. Find the

38. ## chemistry

which liquids are effected by an electric field and why 1-chloropropane, pentane, tetrachloromethane, cyclopentane

39. ## child development

When both parents believe that men are capable of nurturing infants a. mothers devote time to caregiving b. fathers devote less time to caregiving c. fathers devote more time to caregiving d. the marital relationship tends to suffer, particulary when me

84. ## Physics

A 1.55 kg mass attached to a spring oscillates with a period of 0.375 s and an amplitude of 16.5 cm. (a) Find the total mechanical energy of the system. (b) Find the maximum speed of the mass.

85. ## Chemistry

A solution contains 0.400 g of NaOH in 20.0 mL of solution. What is its molarity

86. ## chemistry

Calculate the amount of NaOH in this solution 5.00mL of 12.0 NaOH is diluted with water to make 24 mL of 2.50 NaOH solution

87. ## life orintation

Critically discuss 8 ways in which growth impacts on your community or any other community within south africa or globally

88. ## chemistry

The solubility of AgCl is 0.000013 mol/L. Calculate the Ksp for AgCl

89. ## hindi

example for anuswar

90. ## health

Which age groups benefit from physical activity? A. Children B. Middle aged adults C. Older adults D. All of the above

91. ## English

Choose the progressive or emphatic verb tense that is used in each sentence. 18.Ms. Palmer has been organizing the class schedules for us. present perfect progressive past progressive present progressive 19.We had been listening to the radio when the

92. ## English

His mother hoped he would apply to medical school, but his dream was to become the Manager of fast-food franchise operation.

93. ## Algerbra

Is there an instance when a linear equation is not a function?

94. ## English

MECHANICS (errors in the use of apostrophes) Answer At one time, "yes, ma'am" and "no, sir" were some boys' and girls' respectful responses to adults' questions. Safeguarding the environment is not somebody elses responsibility; it is our's. The

95. ## Algebra 2

Mary and Sue are both on bikes and leave from point A. Mary travels west at a uniform speed (x mi/hr). Sue travels north at 5mi/hr faster than Mary. After 2 hours, they are 50 miles apart. What is the speed of each girl?

96. ## assessment

When scoring the MMPI 2, how can you intrepret it and what is the diagnosis according to Axis II. The scores are as follow: ?= 13 L = 3 F=19 k=8 hS=14 d=30 hY=32 pD=24 Mf=37 Pa=12 Pt=25 Sc=21 Ma=22 Si=32 Pleae forward results/intrepretation

97. ## Writing

Purpose writing an informal report, using a memo format. Preparation First, review the information on outlines in Organizing, Researching, and Illustrating Your Material. Next, review the instruction on informal and formal reports and format in this study

98. ## ethics & legal issues

A female patient is scheduled for lumbar spine series. The radiographer is asked to go to another room for some accident victims. She tells you everything is ready to go. You go ahead and perform the x-rays. It is revealed that the woman is pregant and in

127. ## algebra

How far can you see to the horizon from a mountain top that has a height of 9000 m? Use the formula V= 3.5 sqrt h

128. ## Algebra

(6 times square root of 3 + square root of 5)(square root of 3 - 4 times the squae root of 5)

129. ## Physics

A 2.20 kg mass attached to a spring oscillates with a period of 0.440 s and an amplitude of 16.5 cm. (a) Find the total mechanical energy of the system (b) Find the maximum speed of the mass

exam 042015

131. ## Chemistry

carbon 14 has a half life of 5715 years. If you start with a 5 gram sample of 14C, what mass is left after 15,000 years?

132. ## Algebra

square of u - square root of v/ square root of u + square root of v.

133. ## chem

a volume of 20. l of O2 os warmed from -30c to 85c what is the new volume if the pressure is kept constant

134. ## Algebra

I do not understand radical equations. 12 times the square root of z-1=3 times the square root 3z+1050.

135. ## life orientation

a clear explanation of how drug addiction is a human factor that may cause ill health,accidents,crises or disaster

136. ## Spanish

Yo sé jugar en equipo. What does this mean? Help please. Thanks.

137. ## Social Studies

The Confederate capital city was located 90 miles from the Union capital.What were they?

221. ## Differential Equations

solve using variation of parameters: y"+36y=[csc(6t)]^2 I don't understand variation of parameters very well at all.

222. ## Math

Simplify 5^1/3 /2(3)^1/2 - 2^1/2

223. ## nursing

i have to do matching and i can not figure theses out please help me!!! __1. annual evaluations __2. positive attitude __3. self- discipline __4.medical assistant __5. break-time __6. cooperation __8.team work __9. job descriptions __10.good rapport c.

224. ## chemistry

What is the molarity of each kind of ion in a solution of magnesium chloride that contains 29.0 g of magnesium chloride dissolved in enough water to make 1.73 L of solution? MgCl2 Mg2+ + 2 Cl-

225. ## Ms, Sue, I have a question for you.

I need people to take an online survey for me. Don't worry, it's completely virus free. It's about factory farming, but it won't let me share a link here. I need more people to take it. So, can you allow me to post the link? Please?

226. ## chemistry

the heat of vaporizaton of water is 2.26kJ/g. How much heat is needed to change 4.2 g of water to steam.

227. ## chemistry

the heat of fusion of water is 335 J/g. How much heat would be required to melt 97.8 g of ice

228. ## chem

calculate the concentration of borate ion for a titration when 6.0998g borax is dissolved in 100mL of water and titrated with 25.5mL of HCl

229. ## College Accounting

How do the entries affect account balances and why both debit and credit entries can increase or decrease an account balance?

230. ## psy statistics

A study wants to examine the relationship between student anxiety for an exam and the number of hours studied. The data is as follows: Student Anxiety Scores Study Hours 5 1 10 6 5 2 11 8 12 5 4 1 3 4 2 6 6 5 1 2 Why is a correlation the most appropriate

231. ## chemistry

the heat of fusion water is335 J/g. The heat of evaporization of water is 2.26 kJ/g, the specific heat of ice is 2.05 J/Deg/g, the specific heat of steam is 2.08 J/deg/g and the specific heat of liquid water is 4.184 J/deg/g. How much heat would be needed

232. ## algebra 2

When you spend \$1 at the grocery store, the store doesn’t keep all of your money as profit. Some of it is reinvested in the economy when the grocery store buys more merchandise from suppliers. In turn, the suppliers don’t keep all of that money as

233. ## Chemistry

An aqueous solution contains 0.196 M hydrosulfuric acid and 0.190 M hydrochloric acid. Calculate the sulfide ion concentration in this solution. [S2-] = _________mol/L.

234. ## math

The mean of a set of 51 data points is 3.04. If a data value of 16 were added to the data set, what would be the approximate value of the new mean?

235. ## physics

A 10kg block is released from the top of a ramp 45m high. the track is frictionless except for a 6m stretch in the middle. when the block reaches the end, it compresses the k=2250N/m spring a distance of 0.030m. Find the coefficient of friction over the

236. ## chemistry

How many moles of ions (cations and anions) are contained in 1.2 L of a 1.9 M solution of KCl? KCl K+ + Cl-)

237. ## chemistry

How many moles of ions are contained in 1.4 L of a 1.6 M solution of Mg(NO3)2?

238. ## spanish

Necesito al doctor Ramírez, un médico que mucha experiencia en cirugías

239. ## chemistry

given the following data: S(s)+3/2 O2(g)->SO3(g) H=-395.2 kj 2SO2(g)+ O2(g)->2SO3(g) H=-198.2kj calculate H for the reaction S(s)+ O2(g)->SO2(g)

240. ## Auburn

Have a sack of jelly beans-5 different colors-half are red 1/6 green 1/6 yellow 1/12 blue 6 black-how many of each color and how many in all

241. ## chemistry

A solution contains 1.72 10-3 M Ca(NO3)2. Determine the mass of the Ca2+ ions in 1.8 mL of this solution. How many nitrate ions are there in 3.0 10-6 L (3.0 µL) of this solution? (i keep doing these two wrong but not sure why)

when is the best time to read reveiw or discussion a Question? a. immediately after you have finished all of the reading b. after you write your note c.before you begain any detailed reading d. throughout your detailed reading

243. ## math

help me ..... Consider the function f(x)= -cos3x -4sin3x. (a)Find the equation of the line normal to the graph of f(x) when x= pie/6 . (b)Find the x coordinates of the points on the graph of f(x) where the tangent to the graph is horizontal. (c)Find the

244. ## math

help me ..... Consider the function f(x)= -cos3x -4sin3x. (a)Find the equation of the line normal to the graph of f(x) when x= pie/6 . (b)Find the x coordinates of the points on the graph of f(x) where the tangent to the graph is horizontal. (c)Find the