1. chem

    what is the electron configuration for Au+ ? where does f block fit in?

    asked by natash on November 2, 2008
  2. physics

    Find the acceleration of the block of mass M = 4.79 kg (m = 4.03) (KE = 0.1)

    asked by John on February 24, 2012
  3. physics

    how far will 490 J raise a block weighing 7 N?

    asked by Melany on December 13, 2011
  4. science/chem

    Why do the d and f block elements have only 2 valence electrons?

    asked by missy on February 22, 2011
  5. science 8th grade

    what will happen if a metal block that is 60°c is placed in water that is 20°c?

    asked by Antoinette-Hope on April 24, 2011
  6. science

    What kind of materials block sound.

    asked by Laura on February 6, 2009
  7. physics/measurements

    how do you compute the uncertainty in the volume of a block?

    asked by Anna on February 15, 2009
  8. physics 12- dynamics

    A 5kg block slides down an incline of 25

    asked by sk on March 24, 2010
  9. science

    WHICH BLOCK WILL HAVE THE GREATEST CHANGE IN MOTION

    asked by MARRY on February 17, 2014
  10. science

    how far will 350 j raise a block weighing 7 N

    asked by Myriel on November 17, 2010
  11. Physics

    The volume of a block of lead that has a mass of 33.6g would have to be?

    asked by M on February 10, 2015
  12. Finance

    shley is planning to attend college when she graduates from high school 7 years from now. She anticipates that she will need $10,000 at the beginning of each college year to pay for tuition and fees, and have some spending money. Ashley has made an

    asked by John on October 31, 2010
  13. physics

    find the average of a block being propelled propelled by an elastic band. We know it is uniform acceleration. my attempt on this problem Measure the force applied of elastic band with a newton scale. The more you strecth the farther the distance the block

    asked by james on June 13, 2007
  14. Statistics

    LED light bulbs are manufactured with an average life span of 16 years and the bulb lifespans are known to follow an exponential distribution. a. What is the probability that a bulb will last longer than 14 years? b. What is the 50th percentile (or median)

    asked by Amanda on March 26, 2017
  15. mth 156

    a company needs $55,000 in 7 years for a new addition. To meet this goal, the company needs to deposit money in an acct today that pays 5% annual interest compounded quarterly. What amount should the company invest to total $55,000 in 7 years? Thanks!

    asked by Bella on August 5, 2015
  16. Financial math

    Janet Woo decided to retire to Florida in 5 years. What amount should Janet invest today so she can withdraw $45,000 at the end of each year for 20 years after she retires? Assume Janet can invest money at 5% compounded annually.

    asked by Lynn on June 29, 2016
  17. Economics - Finance

    If your bank pays 5.5 percent interest on savings deposits, what is the simple interest paid in the third year on an initial $100 deposit? What is the total amount in the account after three years? What is the amount after three years if the interest was

    asked by Wendi Jones on October 1, 2012
  18. Math

    Peter has $2000 invested in an account that gives him 5% interest a year. Write an equation for the amount of money, m, in his account after y, years. How much money will be in his account in 10 years, if he does not put any more in or take any out?

    asked by Jane on March 12, 2018
  19. math

    The Population of a town increased by 80% in 5 years. If the population is currently 18,000, find the population of this town 5 years agao. (Round to the nearest whole, if necessary). please send formula of this equation

    asked by Terrance on September 3, 2007
  20. statistic

    2. A sociologist conducted a study of divorce patterns in a Midwestern city. In the study, 200 divorced people were selected at random, and X, the number of years married before divorce, was measured. From this sample, it was found that the sample mean was

    asked by Tian on January 30, 2011
  21. Physics

    A cord connected at one end to a block which can slide on an inclined plane has its other end wrapped around a cylinder resting in a depression at the top of the plane as shown in the figure (Intro 1 figure) . Determine the speed of the block after it has

    asked by Andrei on May 28, 2009
  22. Calculus

    The number of people expected to have a disease in t years is given by y(t)=A•3^(t/4) i) if now year(2016) the number of people having disease is 1000, find the value of A? ii) how many people expected to have the disease in five years? iii) when are

    asked by Shah on November 23, 2016
  23. Calculus

    The number of people expected to have a disease in t years is given by y(t) = A.3^(t/a) (i) If now (year 2016) the number of people having the disease is 1000, find the value of A. (ii) How many people are expected to have the disease in five years? (iii)

    asked by Muhammad on November 29, 2016
  24. Calculus

    The number of people expected to have a disease in t years is given by y(t) = A.3^(t/a) (i) If now (year 2016) the number of people having the disease is 1000, find the value of A. (ii) How many people are expected to have the disease in five years? (iii)

    asked by Muhammad on November 11, 2016
  25. Kathie

    In four years' time, a father will be three times as old as his son. Six years ago, he was seven times as old as his son. How old are they now? Explain your workings. Thanks

    asked by Mathematics on January 11, 2012
  26. physical science

    If you have 24 grams of an unstable atom with a half life of 5,000 years, how many grams would be left after 15,000 years?

    asked by Clarissa on September 17, 2009
  27. Algebra

    Please help me find the value of the annuity for the following: a1= $8000, I=0.06, n=10 $8,000 invested for 10 years at 8% compounded annually$8,000 invested for 10 years at 0.06% n = 10 Thank you.

    asked by Pamela on December 9, 2013
  28. college

    a certain radioactive isotope has a half life or 850 years.how many years would it take for a given amount of this isotope to decay to 70% of that amount?

    asked by Kiesha on December 2, 2010
  29. math

    Pramod is 15 years younger than his sister after 5 years he will be half his sister age find the present age

    asked by shubham on September 25, 2015
  30. phy sci 101

    If you have 24 grams of an unstable atom with a half life of 5,000 years, how many grams would be left after 15,000 years

    asked by aida on March 5, 2010
  31. Calculus

    The area of a wetland drops by 1/4 every 8 years. What percent of its total area disappears after 40 years? Percent lost %?

    asked by Orla on March 11, 2013
  32. Math

    Bob is twice as old as chuck, and susie is 10 years younger than bob. If the sum of their age is 100 years, how old is susie?

    asked by Anonymous on December 15, 2016
  33. physical science

    If you have 24 grams of an unstable atom with a half life of 5,000 years, how many grams would be left after 15,000 years?

    asked by Clarissa on September 17, 2009
  34. Maths

    Mr lee is 56 years old. His nephew, sam, is 4 years old. In how maby years’ time will mr lee be 5 times as old as his nephew

    asked by Dani on January 18, 2018
  35. computers

    Computer business systems have been around for 40 years. Desktop computers have been around for 20 years. Why do business systems, in general, still need more development?

    asked by Anonymous on July 15, 2011
  36. Calculus

    Assume the population was 724 when t=0, and 4 years later it became 2334. Write a formula for the size of the population in t years: Population= What is the population when t=12

    asked by Anonymous on January 28, 2018
  37. Chemistry

    My Chem professor is out for the weekend and I'm confused about what the question is asking or the equations needed... A 10.0-g block of pure nickel (Cp = 0.445 J/g-°C) is brought to each of the temperatures below. A sealed beaker containing 15.0 g water

    asked by DeeDee on January 26, 2013
  38. Chemistry

    Which radioactive sample would contain the greatest remaining mass of the radioactive isotope after 10 years? A. 2.0 grams of 198 Au B. 2.0 grams of 42 K C. 4.0 grams of 32 P D. 4.0 grams of 60 Co By the way the numbers next to the elements are their

    asked by Sanjay on March 4, 2007
  39. English

    1. Whitey in Roumania Whitey's master died 5 years ago. However, he has been waiting for him. 2. Whitey in Roumania Whitey's master died 5 years ago. However, he has waited for him for a long time. 3. Whitey in Roumania Whitey's master died, but, he has

    asked by rfvv on June 15, 2016
  40. Algebra

    The representative tells you that floor plan #1 sells for $175,000 and floor plan #2 sells for $200,000. She also mentions that all the available houses combined are worth $7,200,000. Write an equation that illustrates this situation. Use the same

    asked by Cathy on January 9, 2011
  41. Actuarial Math

    Fund A accumulate at 8% effective and fund B accumulates at 10% effective. at the end of 20 years, the total of the two funds is $3000. at the end of 10 years the amount in fund A is half the in Fund B. what is the total of the two funds at the end of 5

    asked by Summer on October 12, 2010
  42. history

    a two-third vote of both houses will pass a bill over the governor's veto true false ** if the house make changes the bill goes back to the original house for a vote true ** false

    asked by please help on June 2, 2016
  43. Physics

    Calculate the Patm And the pressure exerted by water on the block - The area Of the upper face of block is 40 cm2 Calculate the total pressure exerted on the solid Given : In the first tube : in a tube a solid .. the height from solid to the water level in

    asked by Nana on April 23, 2010
  44. investing

    Gregg graduated several years ago with his MBA. He founded Alpha Industries upon graduation and has worked hard to build the business. In the year that just ended, Alpha’s free cash flow was negative $10 million due to a significant capital expenditure.

    asked by Gregg on March 14, 2009
  45. Mathematics

    If Ama is N years now how old will she be in 10 years

    asked by Mortey on October 10, 2017
  46. Math

    Ralph's age is currently 3 years more than twice joe's age. But 3 years ago, ralph was was 4 times as old as Joe was the . How old will joe be in 10 years?

    asked by Michelle on July 10, 2015
  47. English

    1. She has begun English five years ago. 2. She has begun English for five years. 3. She began English five years ago. (Are they grammarical?)

    asked by rfvv on October 4, 2010
  48. Math

    a company will need $30,000 IN 7 YEARS FOR AN ADDTION. TO MEET THIS GOAL THE COMPANY DEPOSITS MONEY IN AN ACCOUNT TODAY THAT PAYS 7% ANNUAL INTREST COMPONDED QUARTERLY. TO FIND THE AMOUNT THAT SHOULD BE INVESTED TO $30,000 IN 7 YEARS. HOW MUCH SHOULD THE

    asked by Michellle on November 19, 2014
  49. Math..urgent.pls help!:(

    A Volkswagon Beetle convertible sedan is worth $16,615 now and is expected to be worth $8950 in 4 years. a) find a linear depreciation function for this car. b) estimate the value of the car 5 years from now c.) at what rate is the car depreciating? thanks

    asked by anonymous on February 7, 2011
  50. Language arts

    Selection 1: There's good news and bad news about grizzly bears in the American West. The good news? Their numbers have been increasing in recent years. In 1975, grizzlies made the threatened-species list under the federal Endangered Species Act. The bad

    asked by Lol pity on May 18, 2016
  51. chemistry

    a block of aluminum is placed in 10.0g of water. the initial temperature of the water is 22.0 degrees celcious and its final temperature is 27.0 degrees celcious. what is the amount of heat released by the block of aluminum in calories if it had an initial

    asked by rachel on May 1, 2013
  52. Math Help

    Data released by the Department of Education regarding the rate (percentage) of ninth-grade students that don't graduate showed that out of 50 states, ​ 16 states had an increase in the dropout rate during the past 2 years. ​18 states had a dropout

    asked by Kal Jay on November 3, 2016
  53. business math

    Meg's pension plan is an annuity with a guaranteed return of 7% interest per year (compounded monthly). She would like to retire with a pension of $20000 per month for 20 years. If she works 28 years before retiring, how much money must she and her

    asked by Liz c on October 26, 2010
  54. Business math

    Meg's pension plan is an annuity with a guaranteed return of 3% per year (compounded quarterly). She would like to retire with a pension of $50,000 per quarter for 10 years. If she works 22 years before retiring, how much money must she and her employer

    asked by Roseanne on October 21, 2012
  55. math

    Meg's pension plan is an annuity with a guaranteed return of 7% interest per year (compounded monthly). She would like to retire with a pension of $20000 per month for 20 years. If she works 28 years before retiring, how much money must she and her

    asked by liz c on November 15, 2010
  56. Business Math

    Meg's pension plan is an annuity with a guaranteed return of 3% per year (compounded quarterly). She would like to retire with a pension of $50,000 per quarter for 10 years. If she works 26 years before retiring, how much money must she and her employer

    asked by dika on May 24, 2016
  57. bus math

    Meg's pension plan is an annuity with a guaranteed return of 7% interest per year (compounded monthly). She would like to retire with a pension of $20000 per month for 20 years. If she works 28 years before retiring, how much money must she and her

    asked by liz on October 27, 2010
  58. finance math

    Meg's pension plan is an annuity with a guaranteed return of 7% interest per year (compounded annually). She would like to retire with a pension of $30000 per annum for 15 years. If she works 31 years before retiring, how much money must she and her

    asked by donna on November 13, 2014
  59. math

    Meg's pension plan is an annuity with a guaranteed return of 6% per year (compounded quarterly). She would like to retire with a pension of $50,000 per quarter for 15 years. If she works 31 years before retiring, how much money must she and her employer

    asked by Jesus on October 30, 2011
  60. Finance

    Meg's pension plan is an annuity with a guaranteed return of 7% interest per year (compounded monthly). She would like to retire with a pension of $90000 per month for 25 years. If she works 33 years before retiring, how much money must she and her

    asked by Juice on October 31, 2011
  61. Finance

    A Treasury note with a maturity of four years carries a nominal rate of interest of 10 percent. In contrast, an eight-year Treasury bond has a yield of 8 percent. A. If inflation is expected to average 7 percent over the first four years, what is the

    asked by Anonymous on January 30, 2013
  62. AP Physics

    A block and a spool have the same mass, and are each pulled across a level, frictionless surface by a string, as shown to the right. The string pulling the spool is wrapped around it many times, and the other string is fastened to the center of the block.

    asked by Anonymous on March 15, 2017
  63. Physics

    A block and a spool have the same mass, and are each pulled across a level, frictionless surface by a string, as shown to the right. The string pulling the spool is wrapped around it many times, and the other string is fastened to the center of the block.

    asked by Anonymous on March 15, 2017
  64. maths

    1.two houses are bought for rupees 65000 each. the first is sold at a profit of 8% . if the average price received for each house is rupees 66300,find the gain or loss % on the second house. 2. a shopkeeper sells sugar in such a way that the selling price

    asked by tina on June 26, 2013
  65. stats

    You are a share analyst for an investment firm and are investigating the return on shares in the Eastern Mining Corporation over the last four years. The return on Eastern Mining Corporation shares over the last four years is presented. Calculate the

    asked by Answer Me on October 1, 2010
  66. Math

    You are a share analyst for an investment firm and are investigating the return on shares in the Eastern Mining Corporation over the last four years. The return on Eastern Mining Corporation shares over the last four years is presented. Calculate the

    asked by Gina on September 28, 2010
  67. pre-calc

    You leave $5,000 in an account for 20 years. The account compounds interest yearly at a rate of 10%. To the nearest dollar, how much money do you have at the end of the 20 years? You leave $5,000 in an account for 20 years. The account compounds interest

    asked by cool on November 1, 2016
  68. finance

    You want to save $1,000,000 for your retirement (under 40 years old) or $100,000 (over 40 years old). If you use common stocks with an average rate of return of 10% how much do you need to save monthly?

    asked by lisa on June 9, 2012
  69. Geology

    If a rock contains an isotope with a half live of 600 million years, and 0.5 half lives have elapsed since the rock formed, how old is the rock in millions of years?

    asked by Dana on April 15, 2010
  70. algebra

    the value, v, of a shopkeeper's inventory software program is given by v=-1/2t+3. Where t is the number of years since the shopkeeper bought the program. What is the program worth 6 years after it is first purchased? Plot the point with the given t-value,

    asked by Viola on May 15, 2011
  71. ROCKS :D just want to make sure.

    knowing nothing else, what could the relative age of two rocks tell you about them? one rock is 10,000 years old, and the other is 8,000 years old. one rock is older than the other they both have fossils in them one rock is closer to the surface than the

    asked by Runtafus on March 21, 2014
  72. Math 12

    A car is purchased for $30,000. It depreciates at a rate of 18% per year. What equation would represent the value, y, of the car after x number of years? Use this equation to find the value of the car after five years.

    asked by Olivia on January 10, 2017
  73. ALGEBRA

    the value, v, of a shopkeeper's inventory software program is given by v = 1/2t + 6, where t is the number of years since the shopkeeper bought the program. What is the program worth 4 years after it is first purchased? Plot the point with the given

    asked by Kate on February 16, 2010
  74. math

    a family has 3 children the eldest is 8 years older than the middle child and the youngest is 12 years younger than the eldest child of the total of their age is 88 how old is each child?

    asked by we on February 7, 2017
  75. math

    Suppose that the rate of inflation over the next 60 years will be 3%, the rate of your income growth will be 4% over the next 30 years, and the rate of your investments will also be 4%. Assume continuous growth of salary, savings, etc.

    asked by noor on February 7, 2014
  76. FEEDBACK CONTROL SYSTEM

    Figure below shows the block diagram of a dc-motor control system (note the dc-motor is represented by G(s)= K(s+3)/s(s+1)(s+2).The signal N(s) denotes the frictional torque at the motor shaft. a) Find the transfer function H(s) so that the output Y(s) is

    asked by FeedbackHELP!! on October 9, 2013
  77. FEEDBACK CONTROL SYSTEM

    Figure below shows the block diagram of a dc-motor control system (note the dc-motor is represented by G(s)= K(s+3)/s(s+1)(s+2).The signal N(s) denotes the frictional torque at the motor shaft. a) Find the transfer function H(s) so that the output Y(s) is

    asked by FeedbackHELP!! on October 10, 2013
  78. math

    The Survey of Earned Doctorates regularly assesses the numbers and types of doctorates awarded at U.S. universities.It also provides data on the length of time, in years, it takes to complete a doctorate. Below is a modified list of this completion-time

    asked by ios7 on September 23, 2013
  79. Visual Basic

    The rule of 72 is use to make a quick estiment of the time required for prices to double due to inflation. If the inflation rate is (r)percent, then the rule of 72 estimates that prices will double in 72/r years. For instance, at an inflation rate of 6

    asked by James Starr on March 27, 2011
  80. algebra

    In 1992, the life expectancy of males in a certain country was 61.6 years. In 1995, it was 65.2 years. Let E represent the life expectancy in year t and let t represent the number of years since 1990. The linear function E(t) that fits the data is...

    asked by Jenniah on September 12, 2010
  81. Accounting

    ABC company purchased machine for $300,000 that had a useful life of 5 years, with a salvage value of $50,000 at the end its life. Depreciation was calculated over 2 years on straight-line basis. In 20X2, it determined that the total life should be 10

    asked by Frank on November 11, 2012
  82. Calculus

    Part I The change in annual revenue in thousands of dollars for the Ozark Zip Line Corporation has been modeled by the function. R(x) = 8.2x^2 + 23.1x where x is the number of years after 2000. To find the total revenue gained between the years 2002 and

    asked by Roland on April 22, 2013
  83. Calculus

    Part I The change in annual revenue in thousands of dollars for the Ozark Zip Line Corporation has been modeled by the function. R(x) = 8.2x^2 + 23.1x where x is the number of years after 2000. To find the total revenue gained between the years 2002 and

    asked by Roland on April 24, 2013
  84. Calculus

    Part I The change in annual revenue in thousands of dollars for the Ozark Zip Line Corporation has been modeled by the function. R(x) = 8.2x^2 + 23.1x where x is the number of years after 2000. To find the total revenue gained between the years 2002 and

    asked by Roland on April 25, 2013
  85. reading

    An editor is needed for a new corporate magazine. All applicants must have 4 years of editorial experience, a college degree in Journalism or English is required. The job requires full time hours with competitive benefits offered. The starting salary is

    asked by Anonymous on February 25, 2018
  86. Science

    The length of a football field is 100 yards. When you compare geologic time (4.6 billion years) to the length of a football field, you will find that each yard on the field will equal 46 million years, and each 10-yard section will equal 460 million years.

    asked by BroSive on October 25, 2015
  87. math

    A new apartment building was sold for $125000 4 years after it was purchased. The original owners calculated that the building appreciated $3000 per year while they owned it. Find a linear function that describes the appreciation of the building, if x is a

    asked by Anonymous on January 24, 2015
  88. math

    A company will need $65,000 in 6 years for a new addition. To meet this goal the company deposits money in an account today that pays 5% annual intrest compound quarterly. Find the amount that should be invested to total $65,000 in 6 years. the company

    asked by Shelly on December 1, 2014
  89. math

    Monarch Distributing Ltd. plans to accumulate funds for the purchase of a larger warehouse eight years from now. If Monarch contributes $12,000 at the beginning of each month to an investment account earning 4.5% compounded semiannually, what amount will

    asked by aaa on April 9, 2017
  90. Mth 156

    A company will need $35000 in 6 years for a new addition. To meet this goal the company deposits money in an account today that pays 6% annual interest compounded quarterly. Find the amount that should be invested to total $35000 in 6 years. The company

    asked by Kimberly on August 7, 2015
  91. math 156

    A company will need $35000 in 6 years for a new addition. To meet this goal the company deposits money in an account today that pays 4% annual interest compounded quarterly. Find the amount that should be invested to total $35000 in 6 years. The company

    asked by hope on October 3, 2014
  92. Econ

    Sam has a job as a pharmacist earning $30,000 per year, and she is deciding whether to take another job as the manager of another pharmacy for $40,000 per year or to purchase a pharmacy that generates a revenue of $200,000 per year. To purchase the

    asked by Phoebe on September 3, 2018
  93. Can someone Help w/Math

    Data released by the Department of Education regarding the rate (percentage) of ninth-grade students that don't graduate showed that out of 50 states, 16 states had an increase in the dropout rate during the past 2 years. 18 states had a dropout rate of at

    asked by Bobbie on November 9, 2016
  94. math

    A developer plans to build houses around lake okeebele. Most of his customers want to buy about 100 feet of lakefront. How many lots can the developer build around the lake? scale 100 feet=10,000 square feet

    asked by Brian on April 6, 2010
  95. Math

    A developer plans to build houses around lake okeebele. Most of his customers want to buy about 100 feet of lakefront. How many lots can the developer build around the lake? scale 100 feet=10,000 square feet

    asked by Tasha on September 19, 2012
  96. English

    1. You will be taller than her in a couple of years. 2. You will be taller than her in two years. 3. You will be taller than her in a few years. 4. You will be taller than her in two or three years. (Which one is the same as #1? #2 or the others? What is

    asked by rfvv on May 26, 2010
  97. Aleg

    In 1991, the life expectancy of males in a certain company was 68.2 years. In 1997, it was 70.7 years. Let E represent the life expectancy in year t and let t represent the number of years since 1991. 1) The linear function E(t) that fits the date is

    asked by HELP on May 27, 2010
  98. ALGEBRA

    In 1991, the life expectancy of males in a certain company was 68.2 years. In 1997, it was 70.7 years. Let E represent the life expectancy in year t and let t represent the number of years since 1991. 1) The linear function E(t) that fits the date is

    asked by Anonymous on May 26, 2010
  99. math

    There are a total of 50 houses with two floor plans. use x to repre4sent floor plan 1 and y to represent flor plan 2 write an equation. The second floor plan has 4 times as many homes than the firs pla. Write an equation to illustrate this situation using

    asked by Cathy on November 28, 2010
  100. Finance

    We are considering the introduction of a new product. Currently we are in the 34% tax bracket with a 15% discount rate. This project is expected to last five years and then, because this is somewhat of a fad project, it will be terminated. The following

    asked by Anonymous on November 28, 2012