1. The Binding Energy of Electrons?

An X-ray photon of wavelength 0.954 nm strikes a surface. The emitted electron has a kinetic energy of 935 eV. What is the binding energy of the electron in kJ/mol? [KE =1/2 mv^2; 1 electron volt (eV) = 1.602 x 10^- 19 J]

How can you use 4x7 to find 8x7? find the product. I don't understand this how can i expect my 3rd grader to understand.

3. physics

The block in the drawing has dimensions L0×2L0×3L0,where L0 =0.5 m. The block has a thermal conductivity of 150 J/(s·m·C˚). In drawings A, B, and C, heat is conducted through the block in three different directions; in each case the temperature of the

4. trigonometry

The wheels of a car have radius 11 in. and are rotating at 800 rpm. Find the speed of the car in mi/h. mi/h

5. chemistry

The molar enthalpy of vaporization for water is 40.79 kJ/mol. Express this enthalpy of vaporization in joules per gram. b. The molar enthalpy of fusion for water is 6.009 kJ/mol. Express this enthalpy of fusion in joules per gram.

6. physics

A 1500kg car is approaching the hill shown in the figure at 15.0 m/s when it suddenly runs out of gas. Part A What is the car's speed after coasting down the other side?

A 9.6 kg dog takes a nap in a canoe and wakes up to find the canoe has drifted out onto the lake but now is stationary. He walks along the length of the canoe at 0.53 m/s, relative to the water, and the canoe simultaneously moves in the opposite direction

8. Math

A rocket is launched from ground level with an initial vertical velocity (v0) of 176 ft/s. After how many seconds will the rocket hit the ground? (Hint: h(t) = -16t2 + v0t + h0)

9. trigonometry

A truck with 48-in.-diameter wheels is traveling at 45 mi/h. (a) Find the angular speed of the wheels in rad/min. rad/min (b) How many revolutions per minute do the wheels make? rev/min

10. Chemistry

It is calculated that 0.0191 moles of CO2 are expected from a reaction at 25 degrees C and 1 atm. What volume of CO2 does this represent in cm3? (R = 0.0821 L atm / K / mol)

11. algebra

What is a quartic function with only the two real zeroes given? x=-1 and x=-3 Would someone please explain

12. Physics

The tine of a tuning fork, when struck, has an amplitude of 0.13 cm. If the frequency of the fork is 200 Hz, what total distance will the tine travel in 1.0 minute?

13. Physics

One mole of an ideal gas initially at a temperature of Ti = 7.4°C undergoes an expansion at a constant pressure of 1.00 atm to eight times its original volume. (a) Calculate the new temperature Tf of the gas.______J (b) Calculate the work done on the gas

14. physics

You are trying to overhear a juicy conversation, but from your distance of 25.0{\rm m} , it sounds like only an average whisper of 25.0{\rm dB} . So you decide to move closer to give the conversation a sound level of 60.0{\rm dB} instead.

33. PHYSICS

A 5.30-g lead bullet traveling at 390 m/s is stopped by a large tree. If half the kinetic energy of the bullet is transformed into internal energy and remains with the bullet while the other half is transmitted to the tree, what is the increase in

34. physics

A cart of mass 223 g is placed on a frictionless horizontal air track. A spring having a spring constant of 10.20 N/ m is attached between the cart and the left end of the track. When in equilibrium, the cart is located 11.0 cm from the left end of the

35. STATISTICS

Scores on the LSAT are approximately normally distributed. In fact, published reports indicate that approximately 40 percent of all test takers score at or between 145 and 155, and about 70 percent score at or between 140 and 160. The full range of scores

36. physics

A cart of mass 223 g is placed on a frictionless horizontal air track. A spring having a spring constant of 10.20 N/ m is attached between the cart and the left end of the track. When in equilibrium, the cart is located 11.0 cm from the left end of the

37. Pre-Algebra

1. 3w – 10w 13w –7w –7 7w 2. y + 2y +3z 2y + 3z 3y + 3z 2y2 + 3z 6yz 3. 6r + r – 5r 2r 1r + r 0r 7r – 5r 4. 5x + 2(x + 6) 7x + 6 7x2 + 12 7x + 12 7x (x + 6) 5. –3m + 3(m + 6) 6 –6m + 6 6m + 18 18

38. Chemisty

A student following the procedure described in this experiment collected the following data: Mass Mg,g 0.0243 volume of gas mL 25.5 barometric pressure, mm Hg 298 Calculate the value of the gas law constant, R. Please help me work this out, I have no idea.

39. Chemistry

How many moles of CO2 would be expected to be produced from 0.00639 moles of sodium carbonate?

40. algebra

I need someone to check my work not sure if I'm doing this right. The design of a digital box camera maximizes the volume while keeping the sum of the dimensions at 6 inches. If the length must be 1.5 times the height, what should each dimension be? HINT:

41. Physics

A spaceship of mass 2.3×10^6 kg is cruising at a speed of 6.0×10^6 m/s when the antimatter reactor fails, blowing the ship into three pieces. One section, having a mass of 5.2×10^5 kg, is blown straight backward with a speed of 2.0×10^6 m/s. A second

Suppose the space shuttle is in orbit 390 km from the Earth's surface, and circles the Earth about once every 92.4 minutes. Find the centripetal acceleration of the space shuttle in its orbit. Express your answer in terms of g, the gravitational

43. math

Joseph sold tickets to the school musical. He had 12 bills worth $175 for the ticketssold. If all the money was$5 bills, $10 bills, and$20 bills, how many of each bill did he have?

68. chem

Arrange the following oxides in order of increasing acidity: P2O5, As2O5, N2O5, SnO2, SeO3, and BaO. (Use the appropriate symbol to separate substances in the list.)

69. Physics

An antitank weapon fires a 3.0 kg rocket which acquires a speed of 50. m/s after traveling 90. cm down a launching tube. Assuming the rocket was accelerated uniformly, what force acted on it?

70. Agebra 1

A rental car charges $25.00 per day plus$.30 for every mile the car is driven. Dale rents a car while his own car is being repaired, and he only drives it to and from work each day. Dale drives 7 miles each way to and from work. Write an expression to

71. algebra

You are planning an ornamental garden that has a total area of 200 square feet. There are two sizes of ornamental plants you have chosen for your garden. Each small plant requires 2.5 square feet of space and each large plant requires 8 square feet of

72. Physics ASAP

Suppose the space shuttle is in orbit 390 km from the Earth's surface, and circles the Earth about once every 92.4 minutes. Find the centripetal acceleration of the space shuttle in its orbit. Express your answer in terms of g, the gravitational

73. math calculus

In an experiment a persons body temperature is given by T=310-(7/9)^n where n is the number of minutes after in an experiment a persons body temperature is given by T=310-(7/9)^n where n is the number of minutes after the start of the experiment and T is

74. math

Could you please show me how to work this problem? Each hand in the human body has 27 bones. There are 6 more bones in the fingers than in the wrist. There are 3 fewer bones in the palm than in the wrist. How many bones are in each part of the hand?

75. BIOLOGY

An animal has the genotype Cc for a particular trait. If, through meiosis, a certain female produces 100 eggs, how many of these eggs would have the C gene?

All of the following are concerns about maquiladoras, factories on the United States-Mexico border, except a. they severely lower the GNP of Mexico. b. they negatively impact people’s health. c. they provide tedious work for low pay. d. they create air

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77. probability

assume the readings on thermometers are normally distributed with a mean of 0 C and a standard deviation of 1.00 C. Find the probability P(-2.08

78. time value

For the last 19 years, Mary has been depositing $500 in her savings account , which has earned 5% per year, compounded annually and is expected to continue paying that amount. Mary will make one more$500 deposit one year from today. If Mary closes the

79. algebra

Adam is 3 times as old as Cynthia and Fred is 16 years younger than adam. One year ago, Adam's age was twice the sum of Cythia and Freds age. Find the present ages. I have a=3c f=a-16 a-1=2(c-1 + f-1) and I don't understand what comes next and why

80. physics

The free-fall acceleration on Mars is 3.7 m/s2. (b)What length of pendulum would have a 0.9 s period on Mars?

81. physics

The free-fall acceleration on Mars is 3.7 m/s2. (b)What length of pendulum would have a 0.9 s period on Mars?

83. general

Topics such as mental health, and career choices are discussed in ............. education. a. lifespan b. consumer c. industrial d. preschool

84. physics

A large block P executes horizontal simple harmonic motion as it slides across a frictionless surface with a frequency f = 0.3 Hz. (a) What is the angular velocity of this system?

85. chemistry

If, at a particular temperature, the average speed of CH4 molecules is 1000 mine/hr, what would be the average speed of CO2 molecules at the same temperature?

86. university, physics

A coffee maker is rated at 1200 W, a toaster at 1100 W, and a waffle maker at 1400 W. The three appliances are connected in parallel to a common 120-V household circuit. (a) What is the current in each appliance when operated independently? (b) What total

87. math

If franco is ordering lunch with a drink,sandwich,and a salad.He has the choice of 3 drinks,2 sandwichs,4 salads how many possible lunches are there? Tamara has 4 times as many pages to read for her book report as maria.Tamara has 20 pages left to read.How

88. Chemistry

How many grams of aluminum chloride are produced when 18 g of aluminum are reacted with an excess of hydrochloric acid? 2AL(s) + 6HCl(aq) ---> 2AlCl3(aq) + 3H2(g)

89. biology

the molecular weight of the protein is about 45 kilodaltons, and the molecular weight of glucose is about 180 daltons. jHow can you estimate the number of molecules of glucose in the 5% solution compared to the number of albumin molecules in its 5%

Homework - Pick 4 out of the 6 forms (types) of energy and gives an example of each from your house. Types/Forms of Energy 1. Mechanical Energy 2. Electrical Energy 3. Electromagnetic Energy 4. Heat Energy 5. Chemical Energy 6. Nuclear Energy I'm picking

91. physics

An Alaskan rescue plane traveling 36 m/s drops a package of emergency rations from a height of 162 m to a stranded party of explorers. The acceleration of gravity is 9.8 m/s^2 Where does the package strike the ground relative to the point directly below

92. physics

The spring of the pressure gauge shown in the figure below has a force constant of 1,080 N/m, and the piston has a radius of 1.43 cm. As the gauge is lowered into water, what change in depth causes the piston to move in by 0.750 cm?

93. optics

Transpose the prescription -0.75DS/-3.25DCx30 to the toric form with a capstan-form surface which has a +2.50D base curve I have had a look at that website but still struggling

12. A primary reason for the war of independence from Spain was __________. A) pressure from the United States to introduce a democracy B) the unwillingness of Spain to modernize the country C) the unhappiness of the criollos at the privileges reserved

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95. calculus

The voltage (V) applied to a 0.25 F capacitor is given by the equation : v= (t^2-2t)^3/5t Find the current at t = 3.7 s. (i=C dv/dt) Round to 3 significant figures

96. iMATH!

Zac moved 1/5 of the things from his old bedroom to his new dorm in 32 1/2 minutes. How long will it take in minutes for him to move all his things to his new dorm room? I need help with the problem I want to know the equation and how to get the answer.

97. stats math

Suppose Ray makes 85% of his free throws. What is the probability that Jordan will make 2 free throws in a row?

98. math

write the equation for and graph the parabola. Focus:(-6,7) Opens:Left Contains:(-6,5)

99. Physics

n a running event, a sprinter does 5.5 105 J of work and her internal energy decreases by 8.8 105 J. (a) Determine the heat transferred between her body and surroundings during this event. _____J (b) What does the sign of your answer to part (a) indicate?

100. Economics

Suppose you earned $50,000 last year, and inflation is at 5%. You receive a salary increase of$2,000. Explain your increase salary in nominal and real terms. Did you receive an increase?

Thom has a scale model of his car. The scale is 1:12. If the actual car has 16-inch wheels, what size are the wheels on the actual scale model?

102. Science

You are holding the axle of a bicycle wheel with radius 30 cm and mass 1.07 kg. You get the wheel spinning at a rate of 79 rpm and then stop it by pressing the tire against the pavement. You notice that it takes 1.11 s for the wheel to come to a complete

103. Math

Please check my answer to see if I got it right. Braden has 1 hour of math homework to do. He spends 2/5 of this time complaining about how much he hates math, 1/3 of the total time looking for his calculator. How much time does Braden actually work on his

104. chem

what will happen to bromothymol blue indicator: a.) after addition of HCl, how does it affects the equilibrium b.) after addition of NaOH, hoe does it affect the equilibrium c.) after re-addition of NaOH Rewrite the net equation for the equilibrium? is

105. chemistry

List the following bonds in order of increasing ionic character. (Enter your answer in the format H-O for the hydrogen-to-oxygen bond in H2O. Use the appropriate symbol to separate substances in the list.) the barium-to-fluorine bond in Ba-F the

Thanks Ms. Sue! I have other sentences I would like to try to get right. 1. Mr. Morton, the best reading teacher in the world, taught me sentence structure. Complex: Mr. Morton taught me sentence structure = indep & best reading teacher in the world = dep

The sound intensity of 1.2x10-12J/m2s is the threshold of hearing for humans. What is the amplitude of the motion of the air molecules if the speed of sound in the air is 343m/s and the density of air is 1.28kg/m^3? Take the frequency of the air molecules

108. physics

A large block P executes horizontal simple harmonic motion as it slides across a frictionless surface with a frequency f = 1.7 Hz. Block B rests on it, as shown in the figure, and the coefficient of static friction between the two is ìs=0.64. (b) What is

109. chemistry

A sample of oxygen occupies 1.00 L. If the temperature remains constant and the pressure on oxygen is decreased to one-third the orginal pressure, what is the new volume?

110. Math

A gardner plans to build a fence around his 24 by 12 foot rectangular vegetable garden. fencing for the garden can be purchased in 50 foot, 75 foot, or 100 foot rolls. which roll of fencing should the gardner buy

111. Science

At a county fair, a boy takes his teddy bear on the giant Ferris wheel. Unfortunately, at the top of the ride, he accidentally drops his stuffed buddy. The wheel has a diameter of 15.3 m, the bottom of the wheel is 3.37 m above the ground and its rim is

112. English

1. I think the gymnastics club is more popular than the dancing club. 2. I think the horse racing club is more popular than the archery club. 3. I think the figure skating club is the most popular club in my school. (Are they all grammatical?) 4. I think

113. Biology

Should companies that market high-solute beverages be able to say these drinks quench your thirst?

114. Math

Under the rules of the United States Golf Association the volume of a golf ball cannot be less than 2.48 cubic inches. A. calculate the radius of this golf ball. B. Calculate the circumference of this golf ball *Please help i don't know how to do this!!*

115. math

Lena bought a total of 20 postcards. She bought 6 more large poscards than small. Write a system of equations that represents the postcards Lena purchased. Solve the system by substitution. Interpret the solution.

116. math

Alicia went on a steamboat ride up the Mississippi River. The boat travels 20 miles per hour in still water. How long will it take her to travel 144 miles upstream if the current of the river is 8 miles per hour?

117. chemistry

If, at a particular temperature, the average speed of CH4 molecules is 1000 mine/hr, what would be the average speed of CO2 molecules at the same temperature?

118. physcis

A spring of negligible mass stretches 2.20 cm from its relaxed length when a force of 10.50 N is applied. A 1.100 kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the

119. physics

A spring of negligible mass stretches 2.20 cm from its relaxed length when a force of 10.50 N is applied. A 1.100 kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the

120. Chemistry

What is the molality of a solution formed by dissolving 1.95 mol of KCl in 17.0 mol of water (MM of water = 18.02 g/mol), answer in 3 sigfigs?

121. algebra

a population doubles every month a-initial population 20, what is function that represents poulation with respect to time b-how many present after 1 year and 5 years c-when will there be 10,000

122. gvernemnt

purpose of a filibuster is to

123. Classifyng triangles

Tell wether the statement is always, so Etimes, or never true. Justify your reasoning and i clude example .The sum of any two angle measures in an acute triangle is greater than 90 degree.

124. statistics

the average student sends about 200 text messages a day with the standard deviation of 25 texts.(show graph) a.what is the probability that a student sends more than 250 messsages a day? b.what is the probability that student sends less than 150 text

125. MATH PLEESE HELP ITS URGENT

There are 3 gardens below. They are all joined. Garden A and C are are perfect squares. A is 121 m2 and C is 169 m2. What is the area of garden B? Label all the dimensions and then find the perimeter of the entire three gardens that are joined together?

126. physics

A spring of negligible mass stretches 2.20 cm from its relaxed length when a force of 10.5 N is applied. A 1.1 kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the origin

127. chem

what color change happen when water is added to bromothymol blue indicator: a.) after addition of HCl, how does it affects the equilibrium b.) after addition of NaOH, how does it affect the equilibrium c.) after re-addition of NaOH Rewrite the net equation

128. Accounting

. Journalize the following transactions using the perpetual inventory method. Aug. 6 Purchased $830 of inventory on account from Johnston with terms of 2/10, n/30. Aug. 8 Purchased$2,611 of inventory for cash from Pillner Company. Aug.15 Paid for August 6

129. physics

A spring of negligible mass stretches 2.20 cm from its relaxed length when a force of 10.50 N is applied. A 1.100 kg particle rests on a frictionless horizontal surface and is attached to the free end of the spring. The particle is displaced from the

130. Chemistry

What is the pH of a 0.350M HBrO Solution? HBrO, Ka=2.3 x 10^-9

131. Chemistry

How can I rank these substrates from fastest to slowest reacting? In an SN2 reaction with NaI-Acetone? Based on theory alone? benzyl chloride n-butyl bromide n-butyl chloride sec-butyl chloride tert-butyl chloride

132. geometry

draw a triangle abc with abc ab =4.5 ,angle abc=35,angle acb=65

133. ALG 2!!!

6. What is the slope of the line represented by the equation x = -9? 7. Write an equation of a line with a slope of 0 and passing through the point (5,4). Hint: To answer this question, consider the type of line that has a slope of 0. Then write an

134. Stats

In one study of smokers who tried to quit smoking with nicotine patch therapy, 36 were smoking after one year after the treatment, and 34 were not smoking one year after the treatment. Use a 0.10 significance level to test the claim that among smokers who

135. calculus

the height in feet of a rocket from ground level is given by the function f(t)= -16t^2+160t. what is the instantaneous velocity of the rocket 3 seconds after it is launched? A 32 feet/sec B 64 feet/sec C 12 feet/sec D 10 feet/sec E 8 feet/sec

136. statistics

The average scuba diver can stay under water for 42 minutes with a standard deviation of 8 minutes.(show graph) B. what is the probabilty that a diver stays under for the less than 53 minutes? c.what is the probabilty that a diver stays under between 25

137. Chemistry

Use Planck's equation (E=h \nu) to determine the energy, in kilojoules per mole, of radiation of frequency 4.00×1014s^{-1} .

138. math

If evelyn practices the piano for 45 mins every day, how many minutes does she practice the piano in one year? Please solve. Thx

139. Math .-.

All eighth grade students can choose to take one of the following elective courses: art, chorus, band, or woodworking. There are 2o more students enrolled in chorus than art. Band has 3/4 the enrollment as chorus. woodworking has 5 fewer students than

140. Physics

When a mass of 28 g is attached to a certain spring, it makes 17 complete vibrations in 3.0 s. What is the spring constant of the spring? Answer in units of N/m

141. trigonometry

the end of a pendulum of length 40cm travels an arc length of 5 cm as it swings through an angle alpha.find the measure of the central angle

142. physics

A 66.0 kg rider sitting on a 7.1 kg bike is riding along at 9.4 m/s in the positive direction. The rider drags a foot on the ground and slows down to 6.5 m/s still in the positive direction. What is the change in momentum of the rider and bike?

143. math

i am a two digit number less than 50. if u put me in groups of 4, there is nothing left. the sum is 7 who am I/

173. general

Literary themes understood by all people regardless of their background or the time they live in are a. universal b. shill-based c. motivational d. literature-based I think "d" bt not sure 100%

174. chemistry

A solution which contains 40.3 g of an unknown molecular compound in 360 g of water freezes at -5.07°C. What is the molar mass of the unknown?

175. Physics

The surface of the Sun is approximately 5,650 K, and the temperature of the Earth's surface is approximately 295 K. What entropy change occurs when 6,000 J of energy is transferred by heat from the Sun to the Earth? ______J/K

Down is to dive as up is to ____________?

177. Math

A decade is 10 years. Which expression gives the number of years in d decades, 10+d, 10d, or d÷10. Explain your choice.

178. Physics

A gas is compressed at a constant pressure of 0.800 atm from 6.00 L to 1.00 L. In the process, 380 J of energy leaves the gas by heat. (a) What is the work done on the gas? (b) What is the change in its internal energy?

179. algebra

I need the algebra sentence for the following problem..Adam is 3 times as old as Cynthia and Fred is 16 years younger than Adam. One year ago, Adam's age was twice the sum of Cynthia's and Fred's age.Find their present age.

180. programming

Develop psuedocode to control operation of vending machine The ACME Company has approached you with a request to develop the psuedocode that will control the operations of their new series of vending machines. The program will be required to maintain the

181. Physics

When jumping straight down, you can be seriously injured if you land stiff-legged. One way to avoid injury is to bend your knees upon landing to reduce the force of the impact. A 60.8-kg man just before contact with the ground has a speed of 5.31 m/s. (a)

182. ALG 2!!!

9. Write an equation of a line that passes through (9,-5) and (3,-5). Hint: To answer this question, first find the slope using these 2 points. 10. Write an equation of a line that passes through the points (2,3) and (2,-6). Hint: To answer this question,

183. English

This is new to me if someone could please explain how to do this it would be great. Sentence Patterns:draw vertical lines to identify the slot boundaries in the following sentences; label each slot with its form and function. In parentheses at the end of

184. gallegos

"Robert can swim the first 50 meters of a race in 1 minute. Then he slows down by 12 seconds for each of the next 50 meters of a race. How long will it take Robert to swim a 400-meter race?

185. math

A pair of dice are rolled find the following, a) the probability of doubles, b) the odds in favor of a sum greater than 2, c) the probability of sum that is even and less than 5

186. calculus

The angular displacement in radians is given by: θ=8√(t^2+2) Find the angular velocity and angular acceleration at t = 0.25 s.

187. math

Mr.Jacobsen wants to hire a magician for his son's birthday party. Marion has a travel fee of $30 and charges$15 per hour. Gregory has a travel fee of$50 and charges$10 per hour. Define a variable. Then write a system of equatins to represent the

188. math

find first 4 terms of following sequence: a1=-6 abd an=2an-1+3 for n >2

189. math help

need to completely simplify (10-7)to the 3rd power + 15/3 is it 32? thanks

190. optics

Transpose the prescription -0.75DS/-3.25DCx30 to the toric form with a capstan-form surface which has a +2.50D base curve

191. Hi

make a table using points along the graphed linear function .Then, determine the correct function.

192. math word problems

sal got into an elevator and went down 3 floors then went up 4 floors, then down 5 floors. he was then on the second floor. what floor did he get into the elevator?

193. Algebra 2

A theater has 43 seats in the first row, 47 seats in the second, and 51 seats in the third row. How many seats are there in row 17

194. Science

A car speeds over the top of a hill. If the radius of curvature of the hill at the top is 14.27 m, how fast can the car be traveling and maintain constant contact with the ground?

195. social studies

Explain whether the following statement is a fact or an opinion: "Capitalism is a better system of government than communism." Give reasons for your answer.

196. Statistics help?

Hi there, I was looking for any assistance or help on how I would go about starting this assignment? Having difficulty understanding it. Thank you in advance. "A stats instructor is interested in investigating time of day his lectures were held on student'

197. Physics

An artillery shell is ﬁred at an angle of 75.7 above the horizontal ground with an initial speed of 1720 m/s. The acceleration of gravity is 9.8 m/s^2. Find the total time of ﬂight of the shell,neglecting air resistance. Answer in units of min.

198. math

write 1.4times 10 to the eighth power in standard notation

199. geography

Can you check my answers please? 1.What does a circle with a star or dot in its middle usually mean on a map? What name would be next to this symbol in Chile? It usually means the capital of a state or country. This would be Santiago for Chile. 2. In

200. Math

The ratio of blue to red cars in the parking lot is 3 to 5. If there were 60 red cars how many blue cars would there be? A.50 B.40 C.38 D.36 How do you solve it

201. algebra

if 5 times the first number plus 3 times the second number equals 47 and 10 times the first number minus 4 times the second number equals 54, what are the numbers? please explain the steps

202. Physics

two equal charges exert an elecrtric force on each other of 0.0385 when positioned 0.15 apart determine the magnitude of the charge on each point.

203. History

4. Where do the rights of American citizens come from? from Article I of the Declaration of Independence from Congress from presidential prerogative from the Constitution

204. Real Estate Finance

If you are required to pay 1.5 discount points, a 1 point origination fee, a 7.5 PMI, and $3,800 for other closing costs and prepaids, how much cash will you need to close the 90% conventional loan on your new$148,500 home? (You have previously deposited

241. math

Determine all local and global extrema of the function f(x)=x(x−1)

Kale is building a small basement suite. The bathroom takes up 1/3 of the suite and has an area of 12m2. 1. Draw the room and label all the areas 2. what are the possible dimensions of the bathroom? 3. what is the area of the rest of the suite without the

257. posibility

A pair of dice are rolled find the following, a) the probability of doubles, b) the odds in favor of a sum greater than 2, c) the probability of sum that is even and less than 5

258. calc

Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Draw a typical approximating rectangle. y = x^3 − 10x, y = 6x

259. calc

find the absolute maximum and minimum for f(x) = x+ sin(x) on the closed interval [0, 2pi]

260. science

Carnival mirrors make reflections look very odd. What market the reflections in these mirrors so strange?

261. Math

The ratio of the width to the height of most television screens is 4 to 3. If a television screen is 28 inches wide how tall would the screen be? A.12 B.15 C.21 D.25 C? The ratio of girls to boys in Mrs.Hughes classes is 9 to 10. If there are 81 girls in

262. general

The objective that states; "Students will be encouraged to developed attitudes that support the responsible acquisition and application of scientific and technological knowledge to the mutual benefits of self, society, and the environmental" is found in

263. calc

f(x) is a polynomial function such that f(-2)=5, f'(-2)=0, and f''(-2)=+3. The point (-2,5) must be an _______ of the graph of f(x) A) relaltive max B) intercept C) point of inflection D) relative min

264. science

Carnival mirrors make reflections look very odd. What market the reflections in these mirrors so strange?

265. chemistry

how much heat is required to raise the temperature of a 35 gm block of aluminum from 125 to 322 degrees?

266. calculus

The displacement (cm) of a point is given by s= 〖4t〗^3-3√(1+2t) . Find the instantaneous velocity and acceleration at t = 1.5 sec. Round to 3 significant figures

267. Physics

Examine the table below as the spearation distance is doubled ow much does the electrostatic forces decrease? 1 20.0 Cm 0.1280N 2 40.0 cm 0.0320N 3 60.0 Cm 0.0142N 4 80.0 CM 0.0080N 5 100.0 CM 0.0051

268. geometry

can a triangle have sides with the given lengths 4in. 4in. 4in.

269. Real Estate Finance

If your lending institution is willing to give you an 85% loan/mortgage on a house valued at $150,000 and you already have given a$5,500 earnest money deposit, how much additional cash will you need for your downpayment?

270. nuclear biological weapons

how would you respond to this? the enemy is beginning to manufacture chemical and biological weapons at a factory in the center of a large town

273. science

What is energy flow? Why is it important? (Use the cow as your example)

274. Accounting

Below is a list of treatments of accounting topics. Place GAAP on the line if the treatment is GAAP-based and place IFRS on the line if the treatment is IFRS-based. A. Interest and dividend income are reported in the investing section of the cash flow

275. Microsoft word,excel

The insert chart feature does not allow you to do what to a chart?

276. Accounting

Journalize the following transactions for Tammy Company: Sept. 1 Sold $3,500 of merchandise to Jim on account Oct. 1 Exchanged Jim’s account receivable for a fourmonth, 8% note for$3,500 Dec. 31 Recorded accrued interest on Jim’s note Feb. 1 Jim paid

277. factors

How do u know that 5 is a multiple of 25?

278. math

the chip board has 10 black and 13 red chips. what the value shown on the board

279. algebra

convert to decimal notation. 8.26(10)^7

280. math

560.1 divided by 3

281. general

THE WEB SHOW ERROR. DOES NOT GO THROUGH

282. math

how do you do front end estimation

283. Math

On his way to Florida Jason drove 300 miles in 5 hours If he continues to drive at this rate how far will he drive in the next 4 hours? A.20 B.60 C.150 D.240 D? Kris jogs 17 miles in 3 weeks. If he continues to jog at the same rate how many miles will he

284. english

How to write a Solar System poem?

285. math

A pair of dice are rolled find the following, a) the probability of doubles, b) the odds in favor of a sum greater than 2, c) the probability of sum that is even and less than 5

286. English

Tom's popularity index is 30%. The popularity index is 30%. (Are they grammatical?)

287. math

write y2-14x-4y-66=0 in standard form. Identify the focus, vertex, axsis of symmetry, and directrix. (This one has me completely stumped good luck)

288. maths

scale for actual size 12m,and drawing size 3cm

289. chem

what would happen to the aacuracy and precision of measurements if the mass is measured to a tenth of a gram instead of a thousandth of a gram?

290. Science

In a hydrate, what source or error would cause the value of x to be lower than its actual value?

291. Physics

A 2.50 kg wheel has a diameter of 20.0 cm and is rotating at 3600 rpm. A force acts on it causing it to come to a rest in 10.0 seconds. What is the magnitude of the force?

292. chem

If equilibrium favors the right side of the equation, is the value of Keq a realtively large or small number? Breifly explain. pls. help

293. statistics

sing the 95% confidence level and the 11th grade male writing scores in the Class Data file, you would expect the lower end of the confidence interval to be approximately what value?" Answer

294. Chemistry Help

Which direction will the reaction 2NO + O2 2NO2 move if the initial partial pressure of all the species present is 0.50 atm? Show the calculation of Q to support your answer.

295. math

for the equations y=5x+50 and y=6x+25, for how many hats will the cost be the same and what is that cost?

296. math

Jack's dad is tiling his shower. On one wall, he will use 9 rows of 14 tiles. The 4 center tiles in the top 2 rows will have a special design on them. How many of the tiles will not have a design of them?

297. science

What is the molar concentration of 25cm3 hydrogen peroxide when potassium permanagate(vii) has a concentration of 0.02 mol/dm3

Kale is building a small basement suite. The bathroom takes up 1/3 of the suite and has an area of 12m2. 1. Draw the room and label all the areas 2. what are the possible dimensions of the bathroom? 3. what is the area of the rest of the suite without the

300. Math-Probability

A horse wins 12% of its races on dry tracks, but only 6% of its races on wet tracks. A certain race track is dry 80% of racing days and wet 20% of racing days. a)What is the probability that, on a random day the track is wet and the horse wins? b) What is

301. math, trigonometry, physics

Before a tidal wave the sea level usually drops first leaving the seabed exposed. (normally about 30 feet below sea level) then it rises an equal distance above sea level. Waves hitting a city with a maximum height of 38.9 meters. The cycle of rise and

302. Physics

The period of A soundwave emitted by a vibrating guitar string is 3.0*10^-3s. If the speed of the soundwave is 360 m/s, what is its wavelenth?

303. math, trigonometry, physics

Before a tidal wave the sea level usually drops first leaving the seabed exposed. (normally about 30 feet below sea level) then it rises an equal distance above sea level. Waves hitting a city with a maximum height of 38.9 meters. The cycle of rise and

304. math

what is the prime factorization of 1050

What would you say is the biggest influence on Mexico's economy?

asked by rawr... im a dinosaur.... rawr
306. algebra

Light intensity of water equation log I/12=-0.0125 What depth will the light intensity be half that of surface?

307. Simmons

How is guilt a powerful force in human life

308. math

If the key to Graceland costs \$750 today and appreciates in value by 15% in one year, what will it be worth one year from today?

309. Math

Please check my answers and if there are any other possibilities then please tell me. List all the factors for 45: I got 1x45, 3x15 and 9x5. are there anymore?

310. Simmons

How is guilt a powerful force in human life

311. Itroduction to finance

Anaswer all questions You have been commissioned to analyse the financial statements of MILOPA LIMITED. Below are the Consolidated statement of financial position and the Statement of Comprehensive Income of the companies. STATEMENTS OF FINANCIAL POSITION

312. chemistry

_Calculating_Quantities_in_Reactions_ 1) _Blank_ in chemical equations provide mole ratios that can be used as conversion factors. 2) When calculating the numbers of particals,you can use _Blank_ as the conversion factor. 3)In making calculations involving

313. math

2x squared plus 6 x plus 3 is equal to 0.....

314. English

1. Sea horses move only for 2 meters an hour. 2. Sea horses move for only for 2 meters an hour. (Are both OK? In #1, is 'for' missing before 'only'?)

315. Programming

Describe a programming project or situation in the workplace that would lend itself to one-dimensional array usage.

316. Chemisty

how many mole of calcium sulfate are in a 100mL of .86M solution?

317. CAN ANYONE HELP !MATH

Kale is building a small basement suite. The bathroom takes up 1/3 of the suite and has an area of 12m2. 1. Draw the room and label all the areas 3. what is the area of the rest of the suite without the bathroom? 4.what is the perimeter of the basement

318. algebra

find the real solution of the equation by graphing 6x^3-2x=-9x^2 i got 0.2,-1.7 is this correct

319. MATH URGENT

A submarine was floating on the water. It went under the water at a rate of 0.5m/second for 3 minutes. It then started to rise towards the surface at a rate of 0.7m/second for 1.5 minutes. What is the depth of the submarine? The hint my teacher gave me

320. calculus

What is the value of this limit? lim (x^2+4/^2-3x+1) x->4 A. 1 B. 4 C. 5 D -oo E. oo

321. pre calc

What is the left-hand limit of f(x) = |x-3|/x-3 as x approaches 3? A.1 B.2 C.0 D.-1 E.-2

322. college algbra

find the domain f(x)=x/x-8,g(x)=-7/x solve the following exponential equation equation exact answers only 3e x-1 = 2+e^x-1

323. math calculus

what does this function show at x=5? f(x)=^2-25/x-5 A. removable discountinuity B. jump discountinuity C. infinite discountinuity D. Countinuity E. None of the above

324. math

A ship sail S 40 degrees W for 4 hours at 30 kph. make a scale drawing

325. Statistics

All else equal will the confidence intervals for samples of size 80 be longer or shorter than those for sample of size 40?

326. math question

What is 3/4 + 1/3? Please explain

327. math

Two cards are drawn without replacement from a standard deck of 52 cards. Find the probability a) both cards are red ,b) both cards are the same color, c) the second card is a king given that the first card is a queen, d) the second card is the queen of

328. MATH

A submarine was floating on the water. It went under the water at a rate of 0.5m/second for 3 minutes. It then started to rise towards the surface at a rate of 0.7m/second for 1.5 minutes. What is the depth of the submarine?

329. Physics

In each cycle of its operation, a heat engine expels 6,100 J of energy and performs 1,300 J of mechanical work. (a) How much thermal energy must be added to the engine in each cycle? (J) (b) Find the thermal efficiency of the engine. (%)

330. Physics

A Carnot engine operates between 170°C and 23°C. How much ice can the engine melt from its exhaust after it has done 4.5 104 J of work? (kg)

331. Physics

When an inflated baloon is been put in the freezer for 15 minutes, which of the ideal gas law is the observation

332. physics

12. The ratio of the tensile (or compressive) strength to the density of a material is a measure of how strong the material is “pound for pound.” (a) Compare tendon (tensile strength 80.0 MPa, density 1100 kg/m3) with steel (tensile strength 0.50 GPa,

333. Physics

The surface of the Sun is approximately 5,650 K, and the temperature of the Earth's surface is approximately 295 K. What entropy change occurs when 6,000 J of energy is transferred by heat from the Sun to the Earth? (J/K)

334. Physics

Suppose the ruler in procedure 3 is asymmetrical, balancing at the 60.2 cm mark. The ruler is now supported at the 41.3 cm mark, and a mass of 364 g is placed at the 26.2 cm mark. Find the mass of the ruler. T=rF

335. math (calculus)

A line segment has one endpoint, A, on the x-axis and the other endpoint, B, on the y-axis. It passes through the point (1,2). If O is the point (0,0), for what value of angle OAB is the length of the line segment AB a minimum? What is the minimum length?

336. physics

if the masses remain the same ,but the separation is decreased to one-half of the original distance . what happens to the gravitation force?

337. physics

What length of pendulum has a period of 0.9 s on Earth?

338. Math

Which fraction is greatest. 5/6 7/9 2/3or9/12

339. physics

A puck of mass 4 kg is attached to a spring of force constant 100 N/m and natural length 0.07 meters. The other end of the spring is attached to a fixed pivot. The puck is set into circular motion so that the spring is stretched 0.03 meters from its

340. physics

During winter break, the police department in your hometown asks you to consult in the investigation of a traffic accident that occurred in a large parking lot. It seems that a car was backing out of a parking space when a pickup truck plowed straight into

341. math

the lengths of two legs of a right triangle depend on time. One, whose length is x increase at the rate of 5 feet per second, while the other, of length y, decreases at the rate of 6 feet per second. At what rate is the hypotenuse changing when x=3 and

342. statistics

The average scuba diver can stay under water for 42 minutes with a standard deviation of 8 minutes, what is the probability that a diver stays under for more than 36 minutes

343. English

What is the pronoun in the sentence, He is called Spider?

344. social studies

I need help on these questions: 1. _____________ was the first permanent ______________ settlement in the ________________. 2. The ____________ went to war with the settlers because they wanted to keep the land for ____________ and ______________.

345. science

a glass contains 200cm3 what is the mass in the glass

346. calculus

what is the slope of the tangent line passing through the point (2,3) of the graph of this function? f(x)=x^2+2x-5 A 1 B 2 C 3 D 4 E 6

347. differential calculas

Find the instantaneous velocity and acceleration at the given time for the straight-line motion described by the equation: s= (t+2)^4- (t+2)^(-2) at t=1 Round to one decimal place.

348. differential calculas

A point moves along the curve that has the parametric equations: x=9t^3- 〖6t〗^2 and y= 〖9t〗^3+27 x and y being in yards and t being in minutes. Find the magnitude and direction of the acceleration when t= 5/2. Round answers to 3 significant

I need help classifying sentences (compound, complex, compound-complex). Here's the sentence: I got in trouble so I can't go to the party, but it would have been fun. I answered it was complex which I got wrong.

350. physics

nucleus of oxygen-15 undergoes electron capture. Write out the reaction equation and determine the identity of the daughter nucleus

351. differential calculas

The angular displacement in radians is given by: θ=8√(t^2+2) Find the angular velocity and angular acceleration at t = 0.25 s

352. English

I need to do a research paper. The assisgnment is research Christmas back to its ancient origins. Can you recommend some sites I can look into?

-6(7x-1)

354. calculus

A point moves along the curve that has the parametric equations: x=9t^3- 〖6t〗^2 and y= 〖9t〗^3+27 x and y being in yards and t being in minutes. Find the magnitude and direction of the acceleration when t= 5/2. Round answers to 3 significant

355. chemistry

What is the final daughter nuclide for 131I ? How is it determined?

356. Algebra 2 ..

Simplify. 4i ( What are the rules for simplifying these imaginary numbers?)

357. statistics

The average scuba diver can stay under water for 42 minutes with a standard deviation of 8 minutes.(show graph) B. what is the probabilty that a diver stays under for the less than 53 minutes? c.what is the probabilty that a diver stays under between 25

358. calculus

A rocket fired at 275 m/s at 36o angle of elevation is described by: x= (275cos〖36〗^0 )t and y= (275sin〖36〗^o )t-4.9t^2 Find the velocity (magnitude and direction) at t = 8 s. Round to 1 decimal place.

359. Health

I have a swollen lymph node under the jaw for nearly eight months. What are the causes?

360. physics

What length of pendulum has a period of 0.9 s on Earth?

361. math

Two cards are drawn without replacement from a standard deck of 52 cards. Find the probability a) both cards are red ,b) both cards are the same color, c) the second card is a king given that the first card is a queen, d) the second card is the queen of

362. math

Convert the following credit card rate to the APR. Nebraska, 0.04110% daily rate. (Round your answer to the nearest whole number.)