1. Chemistry

Aqueous calcium bromide was mixed with aqueous gold(I) perchlorate, and a crystallized gold(I) bromide product was formed. Consider the other product and its phase, and then write the balanced molecular equation for this precipitation reaction.

2. math

Question 5.5. Sandra throws an object into the air with an initial vertical velocity of 38 feet per second, from a platform that is 30 feet above the ground. How long will it take the object to hit the ground? (Points : 1) 1 second 2 seconds 3 seconds 4

3. physics

When a driver presses the brake pedal, his car stops with an acceleration of -8.7 m/s2. How far will the car travel while coming to a complete stop if its initial speed was 10 m/s?

4. physics

7. Consider the 52.0-kg mountain climber in Figure 5.22. (a) Find the tension in the rope and the force that the mountain climber must exert with her feet on the vertical rock face to remain stationary. Assume that the force is exerted parallel to her

5. Math (Finite)

A town council has 11 members, 6 Democrats and 5 Republicans. If a 3‐person committee is selected at random, what is the probability that Republicans make up the majority?

6. math

I am a number between 50 and 60 and I am divisible by 3.I am an even number. Who am I?

7. physics

An object is dropped from a bridge.A second object is thrown downwards 2.00s later.They both reach the water 35.0m below at the same instant.What is the initial speed of the second object? I will be very grateful if someone could help me out Heres what I

8. physics

If the force of the explosion was focused onto a smaller ___________ of the window, then the pressure of the explosion on the window would be even greater.

9. Finite Math

A town council has 11 members, 6 Democrats and 5 Republicans. If a 3‐person committee is selected at random, what is the probability that Republicans make up the majority?

If the real money demand is greater than the real money supply, interest rates must rise to reach equilibrium in the money market as institutions sell bonds to obtain more money.

11. LA

has anyone read the book Walk Two Moons because i need help? Does anyone know what id the difference between Phoebe's story and Sal's story?

12. Alcoholic Beverages

Which of the following statements about alcohol is correct? A. Men and women metabolize alcohol at different rates. B. Coffee alters the blood alcohol level in a person's body. C. Mixing different kinds of alcoholic beverages increases the rate of

13. Algebra

Let r and s be the roots of y^2 - 19y + 7. Find (r-2)*(s-2).

14. Chemistry

Can someone help me with these two questions? Thank you! a.) Describe (give instructions) how you would prepare 7.00 L of 0.750 M K2CrO4 from a 2.25 M K2Cro4 stock solution b.) A stock solution containing Ba2+ ions was prepared by dissolving 23.0 grams of

15. Maths

I need ghana lotto equation

16. Stats

Find the score that separates the top 75% from the bottom 25% if the Mean is 100 and the Standard deviation is 15

17. Math

Two people are selected at random from a group of 6 pilots and 4 engineers. What is the probability that both of them are engineers?

18. fundamentals of law for health information

what risks does the hospital assume when it takes a case to trial?

19. physcis

1) A student jumps 0.85 meters straight up, on level ground. (a) How long is the student in the air? (b) For how long is the student within 0.10 meters of the top of the jump? (c) What fraction of the time is the student in the top 0.10 meters of the jump?

20. Math Help

Two people are selected at random from a group of 6 pilots and 4 engineers. What is the probability that both of them are engineers?

21. Algebra

A number is called a perfect square if it is the square of an integer. How many pairs of perfect squares differ by 495? (Order does not matter. So, the pair "16 and 9" is the same as "9 and 16".)

22. English

1. What was used by Chinese? - Shells were used by Chinese. 1-1. Which was used by Chinese? - Shells were used by Chinese. 2. What money was used by Chinese? - Shells were used by Chinese. 3. Which money was used by Chinese? - Shells were used by Chinese.

23. physic

A 1019kg shark is supported by an 85kg rope attached to a 4.00-m rod that can pivot at the base. (a) Calculate the tension in the cable between the rod and the wall, assuming that the cable is holding the system in the position shown in Figure below. Find

24. physics

3) A football is kicked at an angle of 60 degrees above the horizontal. To make the field goal it must reach a height of at least 3.048 m above the ground. What is the minimum speed the ball can be kick in order make a field goal?

25. Statistics

A recruiter estimates that if you are hired to work for her company and you put in a full week at the commissioned sales representative position she is offering, you will make “\$525 plus or minus \$250, 80% of the time.” She adds, “It all depends on

26. biogloy

What does it take to be a living organism? Living things share 8 characteristics that are listed in Chapter 1 of your textbook on page 19. Think of an organism or cell in which all 8 characteristics are not obvious. For example, coral looks like it does

27. english

Question 28.28. Identify the sentence that is not punctuated correctly. (Points : 5) "Why did he call you “Bug” just then? Is that your nickname?" she asked. "Wait," she called, "I've still got to find a copy of the poem ‘Fire and Ice' for the

28. geometry

If the areas of two similar hexagons are to each other as 5 : 2, and one side of the first hexagon is 25, what is the corresponding side in the other hexagon? Round your answer to two decimal places. A. 3.16 B. 10.00 C. 15.81 D. 250.00 I tried to do this

29. physics

2) A diving platform or diving tower has three platforms at 10 m, 7.5 m, and 5.0 m. Some students are going to drop or throw straight down identical balls from each platform and they want the balls to reach the water with the same velocity. The ball from

30. physics

A river has a steady speed of 0.470 m/s. A student swims upstream a distance of 1.00 km and swims back to the starting point

31. Physics

A projectile is fired straight up from the top of a 190m cliff with a speed of 170m/s . What will be its speed just before it strikes the ground below? (Use conservation of energy and neglect air resistance.)

32. Frequency Distribution

The manager of a retail store counted the number of sales each hour during a 60-hour week. The frequency distribution is given below . Find the average number of sales during an hour Number of sales during hour Number of occurrences 6 25 7 20 8 10 9 0 10 5

33. mit

home / homework help / questions and answers / engineering / mechanical engineering / 0.5 kg of water initially at 400 kpa and 0.3 m3/kg ... Question 0.5 kg of water initially at 400 kPa and 0.3 m3/kg is contained within a piston-cylinder device fitted

34. math

sin theta=-3/5 and theta is in the third quadrant, find the following: cos(theta+180/3)

35. calculus1

f(x)=2secx-tanx, -π/2

36. Physics

A football is kicked at an angle of 60 degrees above the horizontal. To make the field goal it must reach a height of at least 3.048 m above the ground. What is the minimum speed the ball can be kick in order make a field goal?

You provide the manufacturer’s recommended dose of an antibiotic, which is 10mg/kg IV for a 100kg patient. You then draw a level 30 minutes after the dose. Assume rapid distribution and neglible clearance/metabolism over the 30minute period between the

38. Social Studies

What are the two main cultures of the island of Hispaniola? Need help!

39. Stats

Use the normal distribution to approximate the following Binomial probability. A product is manufactured in batches of 100 and a defect rate of 8%. Find the probability of more then 7 defects.

40. math

Question 2.2. The height of a triangle is 5 m less than its base. The area of the triangle is 42 m2. Find the length of the base. (Points : 1) 12 m 11 m 8 m 7 m i think it's 12m

41. Math (Finite)

A thief is faced with a combination lock with five wheels. Each wheel has the digits 0 to 9. The correct sequence of 5 digits needed to open the lock has no repeated digits. What is the probability that the thief will guess the correct sequence on the

42. Math (Finite)

If a 3]person committee is selected at random, what is the probability that Republicans make up the majority?

43. math

(¡Ì3+¡Ì2) (3-¡Ì2)

45. CRITICAL THINKING

decisions, which type of thinking would you be most likely to use? Explain your answer. 1.Deciding whether or not to stop and vote as you are driving home on election day 2.Deciding whom you will vote for 3.Deciding which school to attend 4.Reading through

46. Chemistry

A solution is prepared by dissolving 35g hoemoglobin in water to make 1 litter. If osmotic pressure of solution is 10.00mmHg at 25 degree centigrade. Calculate the molarmass of the hoem6globin

47. lrgsl iddurd for working health care practitioners

oren says that testimony is statements given by an expert. Ron says that testimony is statements given under oath. Who is correct

48. Thesis Statement

I have to write a summary response essay to "How to Tame a Wild Tongue" by Gloria Anzaldua. However I do not know how to construct this thesis. The text is about Anzaldua's frustration towards having to change her accent, language, and being told how to

49. algebra 2

Write in exponential form. Log[base a]B=2

50. algebra 2

find a10: 192,196,48 an=a1+(n-1)d a10=192+(10-1)(?) i know a1=192, n=10, but what is d? and find nth term of 1,2,4 a1=1 n=? r=?

51. science

after starting from rest, a car acceleraters uniformly 1.2 m/s^2 for 20 s. it then continues driving at a constant velocity for 19s longer. what is the average velocity for 39 s ?

52. physics

A 3 kg book is lifted 5 meters above the floor for 250 seconds. What is the work done?

53. math

how do you do this question (3^-3 + 3^-4)/3^-5

54. Science

I have 59.73 grams of a solid dissolved into water. The total is now 115ML of water. I added the water into a beaker already containing said solid. I did not measure how much water I put into the beaker. 59.73g/115ML=0.51g/ML My question is. Is this the

55. math

If one bag of skittles contains 1 and 1/4 cups then how many bags of skittles would 12 cups of skittles be divided into?

56. Ancient history

"[Egypt] has become the image of heaven, and what is more, the resting place of heaven and all the forces that are in it. If we should tell the truth; our land has become the temple of the world" What does that quote mean?

57. Bayes' Theorem

Help!!! I'm not really good at Bayes' Theorem. Can you please walk me through. In the current second year class of a top ranked US university, all students come from three states in the US . Kansas, Illinois, and Ohio supply respectively 40%, 50%, and 10%

58. chemistry

Calculate the number of moles volume number of molecules of carbon dioxide liberated when 200 grams of limestone decomposed .

59. chemistry

Calculate the number of moles volume number of molecules of carbon dioxide liberated when 200 grams of limestone decomposed .

60. Finance

a share of preferred stock of MXT LTD. is expected to pay 1.0 per quarter into indefinite future. the current required annual expected rate of return, k, is 8%. suppose that an investor buys 10 shares today and wants to hold these shares for the next 2

61. Finance

BH Holding Inc. is considering undertaking a capital project, costing \$8 million today. in addition, the project will be installed over the next 2 years, costing \$1.0 million at the end of the first year and \$0.5 million at the end of the second year.

62. Statistics

The total area under the control distribution curve is equal to a probability of what?

63. Math

You have 5 pencils. Your friend gives you 16 pencils. You lost 7, how many do you have left?

64. Math

The value of c that makes the equations c+d=6 and c-2d=3 true is: A) 1 B) 2 C) 3 D) 4 E) 5 The answer is 5, but I don't know why. Please explain?

65. English

1. Deep in the sea, Pokey saw many strange things. 2. When he was deep in the sea, Pokey saw many strange things. ============== Does #1 mean #2?

66. physics

an artlillery shell is fired with an initial velocity of 325 m/s at 55 degree above the horizontal.It explodes on a mountainside 42 sec after firing.What are the x and y coordinates of the shell where it explodes,relative to its firing point? heres what I

67. physics

The pressure in the room also increased when the temperature increased, because pressure is ___________ to temperature.

68. Social Studies

What has the biggest effect on the climate of mountainous Latin America? Need help A.S.A.P

69. Calculus

Find the integral of x/cos^2(x^2)dx The answer is 1/2 tan (x^2) + C. Where does the 1/2 come from?

70. Math

If: 2=6 3=12 4=20 5=30 6=42 9=?

71. Social studies

write an obituary for hernando cortez from both the spanish and aztec point of view?

72. Stats

Find the probability that a sample of 12 has a sample mean below 31. the population mean is 26 and the standard deviation is 10

73. calculus1

Find the arc length of the graph of the equation y+1/4x+x^3/3=0 from the point(2,67/24) to point(3,102/12) help me with this thanx!

74. linear algebra

Reduce the quadratic form Q(x)=x^2+y^2+z^2+2xy-4yz+6xz to diagonal form.

75. English

1. What was used by Indians? 2. What were used by Indians? 3. Almonds were used by Indians. =============== What is a suitable question for the answer3? Is #2 grammatical?

76. Math

What patterns you see in parts (1) and (2)?

77. Biology

A man who has phenylketonuria (metabolic genetic disorder) marries a woman who is heterozygous at that locus. What is the probability that their first child will have phenylketonuria? Plz help asap

78. Organic Chemistry

Is eutectic point and eutectic mixture the same thing? If not what is the difference between the two? Thanks in advance.

79. Math

x to negative 3, x to 9th power, y to 5th power, y cubed Is the answer x to the 6th, y to the 8th?

80. analytical chemistry

draw the complexation titration of 50ml of 0.1M MgCl2 with 0.2M EDTA(take aminimum of six point) kf=4.9*10^8?

81. legal issues

which of the following is not one of the four Cs that help prevent malpractice? A. Charting B Concealment c. Caring D. Communication