# 1.3 /73.814 In significant digit notation, divid, and the answer to two significant digits. I will be happy to critique your work

71,152 questions, page 535
1. ## Science

Which of the rock-forming mineral groups makes up the largest group of minerals in the Earth's crust? Look here for your answer. http://www.google.com/search?hl=en&lr=&ie=ISO-8859-1&q=minerals+earth%27s+crust&btnG=Search

asked by Liz on October 3, 2006
2. ## chemistry

A solution of sodium hydroxide is standard- ized against potassium hydrogen phthalate (KHP, formula weight 204.2 g/mol). From the following data, calculate the molarity of the NaOH solution: mass of KHP 1.744 g; buret reading before titration 0.13 mL;

asked by cheri on September 19, 2012
3. ## Science(Energy)

Which of the following is the best example of transforming electromagnetic energy into thermal energy? A. when trees absorb sunlight for photosynthesis B. when the interior of a car absorbs sunlight and warms up C. when a solar panel absorbs sunlight to

asked by DvD on September 22, 2014
4. ## Language

Which would probably NOT be heard in a whole language classroom? 1."You can try those words on your own." 2."How do you think it is spelled?" 3."Copy these words from the board." 4."That's great! You spelled phone f-o-n. You heard all the sounds."

asked by Anonymous on September 20, 2007
5. ## algebra/can you help please

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 145 and a variance of 4. The material is considered defective if the breaking strength is less than 140 pounds. What is the probability that a single,

asked by Mary Ann on June 2, 2014
6. ## physics

FORCE, MASS, AND ACCELERATION. I don't understand this question... A sky diver weighing 500N free falls through the air at a steady speed of 50m/s. a) draw a diagram of the forces acting on her. (how do we draw a diagram of this? ) b) what is the air

7. ## Child Care

Increasing numbers of communities are addressing the need for out-of-school care due to the relationship between A. teen pregnancy and inadequate care of infants. B. inadequate supervision of teens and teen pregnancy. C. working mothers and juvenile

asked by Brenna on August 3, 2013
8. ## physics

An animal-rescue plane ﬂying due east at 40 m/s drops a bale of hay from an altitude of 73 m . The acceleration due to gravity is 9.81 m/s. If the bale of hay weighs 177 N , what is the momentum of the bale the moment it strikes the ground? part 2 At

asked by nick on January 3, 2014
9. ## Physics

A golf ball is hit with an initial velocity of 15 meters per second at an angle of 35 degrees above the horizontal. What is the vertical component of the golf ball's initial velocity? a)8.6 m/s b)9.8 m/s c)12 m/s d)15 m/s I know you use 15cos 35 feta to

asked by Jenna on February 3, 2014
10. ## C++ Programming

Write a c++ program that declares a structure to store country name and population in millions. It declares two structure variables and inputs values (in main). it passes both variables to a function that shows the record of the country with more

asked by Filza on May 19, 2018
11. ## Algebra

Biologists want to set up a station to test alligators in the lake for West Nile Virus. Suppose that the costs for such a station are \$2,500 for setup costs and \$3.00 to administer each test. Would the average cost ever fall below \$3.00? If so, identify a

asked by Anonymous on November 18, 2010
12. ## Chemistry

A solution of sodium hydroxide is standard- ized against potassium hydrogen phthalate (KHP, formula weight 204.2 g/mol). From the following data, calculate the molarity of the NaOH solution: mass of KHP 1.654 g; buret reading before titration 0.23 mL;

asked by Broy on October 4, 2011
13. ## physic

I have a number of questions. please answer as many possible according your expertise. 1. i have seen for sale fossils of ginger and garlic in an antiquity shop. they look like ginger/garlic but is rock hard. the price is about \$8 each, which seems like to

asked by ain on April 16, 2011
14. ## Science/Math/HElP

Science- A 25N object is 3 meters up. How much potential energy does it have? our teacher said that the formula for finding out potential energy is PE = Mass * Gravity * Height. The gravity on Earth is always 9.8, but my problem is that instead of mass the

asked by Lila on February 8, 2012
15. ## AP chemistry

A solution of sodium hydroxide is standard- ized against potassium hydrogen phthalate (KHP, formula weight 204.2 g/mol). From the following data, calculate the molarity of the NaOH solution: mass of KHP 1.894 g; buret reading before titration 0.13 mL;

asked by Anonymous on October 24, 2010
16. ## chemistry

In the movie "The Raiders of the Lost Arc", Indiana Jones and his guide play catch with a gold idol. The idol had a volume of about 1.30 L. In order to determine whether they could really play catch with the idol, calculate the weight (in pounds) of the

asked by anon on September 13, 2010
17. ## Chemistry

At 573 K, gaseous NO2(g) decomposes, forming NO(g) and O2(g). If a vessel containing NO2(g) has an initial concentration of 1.9 × 10−2 mol/L, how long will it take for 75% of the NO2(g) to decompose? The decomposition of NO2(g) is second-order in the

asked by Jim on September 23, 2015
18. ## personal finance

Nathaniel has three different insurance policies.He has been injured in an accident and has incurred \$30,000 in medical bills.There is a clause in all of his insurance contracts that makes sure he receives no more than \$30,000 in payments from his

asked by vedrana on March 16, 2010
19. ## Physics

1. You are looking into a current carrying solenoid and notice that the compass needle indicates that you are at the south end of the magnetic field. What is the direction of the current in the coil and how do you know? Would it be clockwise because

asked by Liz on July 8, 2014
20. ## social studies

Name two advances made by Indian mathematicians without which computers would be impossible today. Zero's and algorithms are two advances made by Indian mathematicians. ^ is that all that I should put? because it does say "Short answer" in bold above the

asked by a dog on March 18, 2018
21. ## American government

which of the following was one compromise related to the declaration of independence that was agreed to by the delegates to the second continental congress? A. language condemning he slave trade was removed B. language criticizing the english people was

asked by leslie on August 19, 2016
22. ## statistics

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 135 and a variance of 16. The material is considered defective if the breaking strength is less than 126.2 pounds. What is the probability that a single,

asked by Anonymous on December 16, 2013
23. ## ap chemistry

When 0.515 g of compound X is burned completely in a bomb calorimeter containing 3000 g of water, a temperature rise of 0.243◦C is observed. What is Urxn for the combustion of compound X? The hardware component of the calorimeter has a heat capacity of

asked by gabriella on October 22, 2013
24. ## chemistry

so I don't expect you to answer all of these I just don't understand how they work so if someone could just explain one or two so I can do the rest that would be helpful! Thanks! Use the activity series to predict whether the following reaction will occur.

asked by will.i.am on January 8, 2013
25. ## ETH

How well do you think Native American organizations, like the Bureau of Indian Affairs (BIA), the National Congress of American Indians (NCAI), and the National Indian Gaming Association (NIGA), are helping Native Americans to advance? Explain your answer.

asked by Cheryllynne on March 24, 2009
26. ## math

1. A helicopter left Calgary and travelled 135 km west into the Rocky Mountains at an average speed of 2x^2 + 3x km/h. The return journey was at an average speed of 4x^2 - 9 km/h. a) Write and simplify an expression for the total flying time in hours. b)

asked by Jenna on March 12, 2015
27. ## math

A rectangular building measures 42′ in length and 24′ in width. The four exterior walls have a sill-to-top-plate distance of 9′. How many 4 × 8 sheets of plywood sheathing would be needed to cover the four exterior walls of this building? (Note:

asked by doug on December 10, 2018
28. ## physics

An athlete at the gym holds a 4.33 kg steel ball in his hand. His arm is 68.7 cm long and has a mass of 4.69 kg. What is the magnitude of the torque about his shoulder if he holds his arm straight out to his side, parallel to the floor? Torque = massball x

asked by Vishnu on October 11, 2008
29. ## Algebra

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 115 and a variance of 4. The material is considered defective if the breaking strength is less than 110.6 pounds. What is the probability that a single,

asked by Lightning on December 14, 2014
30. ## Physics

A 14.1 μF capacitor is charged to a potential of 45.0 V and then discharged through an 80.0 Ω resistor. (a) How long after discharge begins does it take for the capacitor to lose 90.0% of the following? (i) its initial charge in seconds (ii) its initial

asked by Alyssa on February 18, 2016
31. ## medical coding

a 58 year old is admitted to the hospital with severe anemia. He receives six units of fresh frozen plasma on the first day of admission. What HCPCS code(s) should be assigned? I am confused because when I look up the hcpcs code I see 2 codes that could be

asked by edith on April 27, 2017
32. ## Chemistry

Lead(II) nitrate solution reacts with potassium iodide solution to produce lead(II) iodide and potassium nitrate. The answer in the book is: Pb(NO3)2(aq) + 2 KI(aq) ---> 2KNO3(aq) + PbI2(s) I understand how to write and balance the equation. However, I am

asked by Jeff on January 28, 2011
33. ## Algebra

the learning curve describes the rate at which a person learns certain tasks. If a person sets a goal of typing N words per minute (wpm), the length of time t (in days) to achieve this goal is given by t= -62.5 IN (1- N over 80) according to this formula,

asked by Mary Ann on May 9, 2014
34. ## physics

A coin is placced 12.0 cm from the axis of a roatating turntable of variable speed. When the speed of the turntable is slowly incraeased, the coin remains fixed on the turntable until a rate of 50 mph is reached at which point the coin slides off. What is

asked by physics on September 5, 2009
35. ## calc 2

Consider the 4 leaf rose and a circle having polar equations: r=10cos(2Θ) and r=5 with 0≤Θ≤2π, respectively. Find the area of the region that lies inside the rose and outside the circle. hint: find the smallest positive value of Θ for which the two

asked by josh on November 15, 2015
36. ## office practices/ medical

please check my answer thank you for all of your help in advance. If you know of any web-sites that may be helpful that would be great. True or False When medical records are moved forward to the most recent assigned medical record number a gap is

asked by Kiley on May 9, 2008
37. ## Analytic Geometry(Math)

A shopkeeper packages together two types of hard candy: peppermint and cinnamon. Separately, the peppermint candy sells for \$1.80/kg and the cinnamon candy sells for \$2.40/kg. Determine the amount of each type of candy that is required to make 50kg of the

asked by Robynn on December 19, 2006
38. ## structured query language math

Display a list of all instructors, showing their ID, name, and the number of sections that they have taught. Make sure to show the number of sections as 0 for instructors who have not taught any section. Your query should use an outerjoin, and should not

asked by joe on July 23, 2011
39. ## accounting

Can someone please check my answer to the following question. Jill bought 500 shares of stock on October 22,2005 for \$30,000. On March 25, 2006 she gave half the shares to her sister when the fair market value was \$55 per share. If Jill's sister sells the

40. ## English

How are you? Not so well. Not so good. Not so fine. Not very good. Not very well. Not very fine. Not too good. Not too well. Not too fine. (Can we use all the expressions as the answer to 'How are you?' Would you correct errors?)

asked by John on December 3, 2008

I need to balance the equation and show my work. Ex. N - 2.4 = 5 +2.4 = +2.4 ----------- N = 7.4 How would I show my work for: 2.3 + 4.09 = N I know the answer is 6.39 because I add 2.3 and 4.09 but how do I show the work? Thanks

asked by Michele on May 10, 2009
42. ## Math

The amount of bacteria after and then it in the initial amount of bacteria is Q in the amount of the bacteria triples every 15 seconds hence the answer should contain Q as well as n

asked by Tonya on February 11, 2017
43. ## Math

Multiply 3^to the square root of 2* 3^the square root of 4. I got 3^to the square root of 2 for a answer. Is this correct? If not, could you please help me with this problem? Thanks.

asked by B.B. on May 29, 2010
44. ## Calculus

Estimate the area under the graph f(x)=3x^3 + 5 from x=-1 to x=5 using 12 mid points? I got the right answer for using 6 mid points but what mid points would I use for 12?

asked by Z32 on April 20, 2010
45. ## college math

original question 11/14a - 1/15b + 1/14a - 11/15b is this answer correct 12/14a + 12/15b

asked by Lourane on June 9, 2012
46. ## word problem(algebra)

a shopkeeper bought 16 boxes of pens.each box contained m pens.10 pens were sold on the first day. (a) how many pens were left after the first day?give ur answer in terms of m. (b) if m=5,how many pens were left after the first day?

asked by kimi on September 25, 2011
47. ## Economics

I am getting thrown off by absolute advantage: Boston: Red Socks per worker per hour 3 White Socks per worker per hour 3 Chicago: Red Socks per worker per hour 2 White Socks per worker per hour 1 A) Without trade, what is the price of white socks (in terms

asked by G on May 16, 2008
48. ## chemistry

In many residential water systems, the aqueous Fe3+ concentration is high enough to stain sinks and turn drinking water light brown. The iron content is analyzed by first reducing the Fe3+ to Fe2+ and then titrating with MnO4- in acidic solution. Fe2+(aq)

asked by Dalton on November 14, 2015
49. ## Math

Find the shortcut. Solve these problems. Then find and explain a shortcut method for finding the answer. 52(Squared) - 42 (squared) = 82 (Squared) - 72 (Squared) = 122 (Squared) - 112 (Squared) = 312 (Squared) - 302 (Squared) = 892 (Squared) - 882

asked by Anonymous on December 4, 2014
50. ## Math

a parallelogram has a height of 5 cm and a base of 10cm. what happens to the area if the parallelograms measurements double to a height of 10cm and a base of 20cm? A. the area doubles.

asked by keykat on March 18, 2016
51. ## chemistry

For the reaction at equilibrium: 3Fe(s) + 4H2O(g) Fe3O4(s) + 4H2(g), removing some of the product, Fe3O4(s), would: Answer A. Increase the value of the equilibrium constant, K B. No change C. Decrease the value of the equilibrium constant, K D. Shift the

asked by ken on July 21, 2012
52. ## physics

The magnitude of each force is 283 N, the force on the right is applied at an angle 41 and the mass of the block is 27 kg. The coefficient of friction is 0.283. The acceleration of gravity is 9.8 m/s2 . 27 kg μ = 0.283 283 N 41 degrees 283 N What is the

asked by james on November 10, 2013
53. ## math;)

What is a simplified form of the expression (sec^3 theta) - (sec theta/cot^2 theta)? a. 0 b. sec theta-tan theta c. cos theta d. sec theta***** Every time I attempt to work out this problem I end up with one. I know the answer is sec theta, but I do not

asked by girly girl on April 27, 2018
54. ## Physics

Block M (mass of 15.65 kg) is initially moving to the left with a speed of 3.77 m/s. The mass of m is 8.26 kg and the coefficients of friction are Us = 0.411 and Uk = 0.304. The string is massless and the pulley is massless and frictionless. How fast will

asked by Zach on March 1, 2012
55. ## Physics

(a) A narrow beam of light containing yellow (580 nm) and green (550 nm) wavelengths goes from polystyrene to air, striking the surface at a 30.0º incident angle. What is the angle between the colors when they emerge? (b) How far would they have to travel

asked by Elizabeth on July 27, 2016
56. ## Language Arts

From the story from Joe Magarac, Man of Steel 10. Why do the people in the crowd mimic and mock the man from Johnstown in Selection 2? A.He acts as if he has won the contest, but he cant move the weight at all B. He bows at the crowd in the hope that Mary

asked by Connexus student help on May 3, 2016
57. ## chemistr

A comparison of density values obtained by X-ray diffraction reveals that the percentages of vacant sites in aluminum (Al) are 0.0700% at 923 K and 0.0090% at 757 K. Given this data, determine the number of vacant sites per cm3 at 550 K. Express your

asked by Anonymous on June 2, 2013
58. ## math who me step by step

25g of a sample of ferrous sulphate was dissolved in water containing dilute h2s04 and the volume made up to one litre. 25ml of this solution required 20ml of N/10 kmn04 solution for complete oxidation. Calculate the percentage of fes047h20 in the sample

asked by Fai on January 1, 2014
59. ## physics

A square loop (side L) spins with angular frequency ω in field of strength B. It is hooked to a load R. Write an expression for current I(t) in terms of B,L,R,ω and t (enter omega for ω). (b) How much work is done by the generator per revolution?

asked by Ulises on April 9, 2013
60. ## Chemistry

Calculate the percent yield of iron if 950 g of Fe3O4 underwent the reaction shown in the chemical equation below and 533 g of Fe was isolated from the reaction mixture. Fe3O4 (s) + 2 C(s) ----> 2 CO2 (g) + 3 Fe(s) 1). 25.9% 2). 77.5% 3). 56.1% 4). None of

asked by Van jan on April 11, 2007
61. ## Philosophy

• It is not uncommon that students leave the class with more confusion than clarity. By “confusion”, I do not mean a lack of understanding of the concepts. I mean instead the feeling of being pulled in several directions and not knowing where to

asked by TayB on May 23, 2015

Kenneth started saving for retirement at age 40 with a plan to retire at age 70. He invested an average of \$400 per month in various securities, with an average annual return of 7% adjusted for inflation. Assuming monthly compounding, how much has Kenneth

asked by Steve on April 4, 2018
63. ## chemistry

Draw the three dimensional structure of hydrazine (H2N-NH2) and answer the following questions about what you have drawn. How would you describe the geometric arrangement of electron domains around each nitrogen? linear trigonal planar tetrahedral trigonal

asked by Dick on December 21, 2013
64. ## Physics

I don't understand snell's law ( nsin(0)=nsin(0) ) and how to use it with refraction. also how do i apply that to this problem: 'a light ray enters a square piece of plastci (n=1.39) near a corner. as it encounters the adjacent side it gets refracted along

asked by Katie on May 31, 2009
65. ## IT

could someone please explain to me a how a business would benefit from Expert systems or even an example would help Thank you for using the Jiskha Homework Help Forum. In any business organization and efficiency are important. Check these sites for

asked by Ray on June 14, 2007
66. ## social problems

Rashida is an accountant, a wife,and mother of two young children.Which one of the following statements is likely to be true regarding her labor force participation? A)She is likely to be working for extra pocket money B)She is unlikely to remain in the

asked by vedrana on February 22, 2011
67. ## history

Which of the following is true of the Supreme Court's decision in Brown v. Board of Education of Topeka? [A. It declared that segregated schools were inherently separate and unequal.] B. It established that all citizens should have access to public

asked by jake on December 12, 2011
68. ## Math

Really need help with this: You purchase a computer for \$875.00 plus 5% sales tax. You decide to finance it through the store's 0% program for 12 months. The terms state that you must pay \$100.00/month and that if you miss a payment, you will be assessed a

asked by Sandy on April 20, 2015
69. ## cultural diversity

1. Advocates of social skills building and role modeling would not be inclined to choose a Western style of play because Western play: A. Has a people focus, not an object focus B. Is impossible for many non-mainstream children to master C. Lacks a

asked by Vanessa on September 21, 2011
70. ## Chemistry

A 0.528 gram sample of a metal, M, reacts completely with sulfuric acid according to: M+H2SO4 -> MSO4+H2 A volume of 205 mL of hydrogen is collected over water; the water level in the collecting vessel is the same as the outside level. Atmospheric pressure

asked by Bill on October 17, 2012
71. ## Language Arts

From the story from Joe Magarac, Man of Steel 10. Why do the people in the crowd mimic and mock the man from Johnstown in Selection 2? A.He acts as if he has won the contest, but he cant move the weight at all B. He bows at the crowd in the hope that Mary

asked by Summer on May 3, 2016
72. ## Physics

Bats chirp at high frequencies that humans cannot hear. They use the echoes to detect small objects, such as insects, as small as one wavelength. If a bat emits a chirp at a frequency of 60.0 kHz and the speed of sound waves in air is 340 m/s, whar is the

asked by Antwon on January 8, 2018
73. ## English

Read the thesis statement that follows. Identify why it is a good thesis statement. Government should provide health insurance because the costs of uninsured people damage the economy. A.It is interesting B.Everyone already knows it’s true. C.It mentions

asked by Tim on January 21, 2017
74. ## MATH

Really need help with this: You purchase a computer for \$875.00 plus 5% sales tax. You decide to finance it through the store's 0% program for 12 months. The terms state that you must pay \$100.00/month and that if you miss a payment, you will be assessed a

asked by Sandy on April 21, 2015

Q: a species of rodent lives in a moist forest. over time, the climate changes and becomes drier and more desert-like. which of these adaptations is most likely to improve the chances that the species will survive as its environment changes? Answer

asked by dingbat on March 3, 2013
76. ## Economics

Is the answer D on this question: 1. The basic principles of economics imply that policymakers should a. rely on markets to guide economic activity, except when markets produce inefficient or inequitable outcomes. b. enact policies that discourage people

asked by Rod on March 19, 2009
77. ## calculus

v(t)= Ce^(k(square root(t)) Suppose that the dealer, who is 25 years old, decides to sell the card at time , sometime in the next 40 years: 0< or equal to t < or equal to 40. At that time , he’ll invest the money he gets for the sale of the card in a

asked by lyna on May 23, 2012
78. ## English

Which wife is more virtuous to her husband Desdemona or Emilia in the play Othello? Please use examples from the play to describe each womans interaction with her husband and each woman's reaction to her husband. I think you will be able to find the answer

asked by Christina on October 21, 2006
79. ## Math - derivative of sinusoidal (check)

a) Find a function y=f(x) that satisfies the differential equation dy/dx = fifth derivative. This is one of the questions in my practice test, I tried the basic equation of the trig function such as f(x)= sin(x) or f(x)=-sin(x) however in the fourth

asked by Farah on November 29, 2010

a set of data is normally distributed with a mean of 500 and a standard deviation of 100. a) what would the standard score fora score of 700 be? b) what % of scores is between 500 and 700? c) what would the percentile rank for a score of 700 *please show

81. ## physics

Tom has a mass of 67.2 kg and Sally has a mass of 58.5 kg. Tom and Sally are standing 23 m apart on a massless dance floor. Sally looks up and she sees Tom. She feels an attraction. If the attraction is gravitation, find its magnitude. Assume both can be

asked by Andy on January 24, 2015
82. ## Physics

Beth, a construction worker, attempts to pull a stake out of the ground by pulling on a rope that is attached to the stake. The rope makes an angle of 49 with the horizontal. If Beth exerts a force of 148 N on the rope, what is the magnitude of the upward

asked by dmj697 on January 10, 2011
83. ## math

did you know when you try to find the least commen multiple of 3 numbers you have to divide by two after you get your answer my class (ms.lott in texas) told us that for some reason its doubling the number so always divide by two once you have crossed out

asked by alyssa on November 28, 2010
84. ## introduction to health care

the term universal in the canda health act means that a.all canadiands must pay into the system b.all residents of a given province are covered under that's provinces health care plan c.a Canadian resident can be covered by the health care plan of the

asked by susue on November 27, 2013
85. ## Language arts

anyways, the question I need help with is, Harriet Tubman risked her life to lead others to freedom. Do you think that the essay "Harriet Tubman" explains why Tubman took such risks? In an essay, discuss whether you understand her motives. If you do,

asked by the grinch on December 28, 2018
86. ## American Government

Why is the right to petition important? a. Citizens do not have many other ways to make their voices hear in a democratic country b. It is the preferred way for citizens to have their voices heard in an absolute government c. It is an important option for

asked by Rox on February 22, 2017
87. ## physics

Three small lamps are connected to a 24 V battery, as shown in the ﬁgure. Assume the battery is ideal (has no internal resistance and given in the ﬁgure) and the connecting wires have no resistance. Unlike most real bulbs, the resistances (given in the

asked by Anonymous on March 4, 2011
88. ## Physics

A satellite is in a circular orbit 810 km above the Earth’s surface; i.e., it moves on a circular path under the influence of nothing but the Earth’s gravity. Find the speed of the satellite. The radius of the Earth is 6.37 × 106 m, and the accel-

asked by Kiara on November 17, 2015
89. ## Physics

A 75 g autographed baseball slides off of a 1.3 m high table and strikes the floor a hori- zontal distance of 0.65 m away from the table. The acceleration of gravity is 9.81 m/s2 . What was the direction of the ball’s velocity just before it hit the

asked by Alan on November 9, 2009
90. ## Chemistry

Given the following equation and information answer the following questions, KHC8H4O4 (aq) + NaOH(aq) > KNaC8H4O4 (aq) + H2O(l) 3. What is the molarity of a NaOH solution if 26.50 mL of it is required to neutralize 0.4150 g of pure KHP? (3 points) 4. What

asked by Yassine on March 10, 2018
91. ## Geography

Which of the following best describes the reason for climate in the tropics? A.The movement of the earth's axis calms storms in the region B. They receive consistent amounts of sunlight year-round (MY ANSWER) C. They receive very little sunlight most of

asked by Babu on September 25, 2018
92. ## World History

Can someone please help me answer this question Historians traditionally date the end of the Roman Empire to 476 AD. Why is this? Is this a good date to use for the end of Rome? Why or why not? Does this date adequately capture the end of the so­called

asked by Morgan on October 11, 2015
93. ## Intermediate algebra, concepts and graphs

a bullet is fired into the air with an initial upward velocity of 64 fps from the top of a building 80 feet high. The equation that gives the height of the bullet at any time (t), is h=80+64t-16t^2. Find the times at which the arrow will be 128 feet in the

asked by Lisa on June 12, 2013
94. ## math

Which property is shown by 2+0=2? A. Associative property of addition B. Commutative property of addition C. Distributive property D. Identity property of addition Is the answer B?

asked by gwen on September 8, 2014
95. ## Ms. Sue

-NOT A QUESTION- I do apologize for giving everyone the answer today, however, I do not apologize for standing up for myself. Don't stop reading there. This IS a great website, and it's really helpful, I just have a short temper today. I was up almost all

asked by Anonymous on November 30, 2017
96. ## Physics

i have a question on thin lens equation how do i know when di is positive or negative? also i have an example: A convex lens has a focal length of 60 cm. A candle is placed 50 cm from the lens. What type of image is formed and how far is the image from the

asked by Sam on June 3, 2014
97. ## dog behavior

please check my answer thanks :) If you're going to be teaching a dog a lot of different basic commands, what would be best to use as a treat? A. Small scoops of canned dog food B. Small pieces of rawhide C. Half of an ordinary dog biscuit D. An extra

asked by Maria on July 26, 2008

Would you please check these questions and my answers? The first question is pretty tricky- but its talking about transitions during early childhood services. 1. Transition planning for children with special needs should focus primarily on: A. maintaining

asked by Tamera on August 1, 2007
99. ## chemistry

Examine the scenario. A soda factory dissolves carbon dioxide (CO2) into water (H2O) as part of its manufacturing process. Which answer choice correctly categorizes the solution the soda factory is creating? liquid-gas gas-liquid liquid-liquid solid-liquid