# candy

Popular questions and responses by candy
1. ## CHEMISTRY

HOW CAN U TELL IF HNO3 +KNO3 IS A BUFFER SOLUTION A buffer solution must contain a weak acid and its conjugate base OR a weak base and its conjugate acid. HNO3 is a strong base and KNO3 is the salt of a strong base (KOH) and a strong acid (HNO3);

2. ## Math

Three times a number is the same as that number subtracted from 12. What is the number? A) -6 B) -2 C) 2 D) 3 E) 4 I don't get what the question is asking Its a little confusing

3. ## Chemistry -pls help urgent

1) How do I prepare 2M nitric acid from 65% concentrated nitric acid? 2) How do I prepare 17% ammonia from 25% concentrated ammonia? Please show calculation steps. Thanks.

4. ## drawing

21) The number of oil spills occurring off the Alaskan coast A) Discrete B) Continuous Find the odds. 22) When a single card is drawn from an ordinary 52-card deck, find the odds in favor of getting a red 10 or a black 6. A) 2: 25 B) 1 : 13 C) 1 : 25 D) 1

5. ## physics

the terminal velocity of a tennis ball is about 21 m/s. a tennis ball is dropped from a hot air balloon. how fast will it be moving after falling for 10 s? 21m/s, 77m/s, 9.8m/s, or 98m/s.

6. ## Unit 4 - Memory, Thinking, and Intelligence

research Spearman's Model of Intelligence and Gardner's Multiple Intelligences. Based on your findings, compare and contrast the two models. Provide several comparisons and several contrasts. Which of the two models do you feel is more in line with

7. ## Math

You are looking at a map with a scale of 1 inch equals 50 miles. If two towns are separated on the map by 8 ​inches, what is the actual distance between​ them?

The director of admissions at a large university says that 15% of high school juniors to whom she sends university literature eventually apply for admission. In a sample 0f 300 persons to whom materials were sent, 30 students applied for admission. In a

9. ## Unit 4 - Memory, Thinking, and Intelligence

research Spearman's Model of Intelligence and Gardner's Multiple Intelligences. Based on your findings, compare and contrast the two models. Provide several comparisons and several contrasts. Which of the two models do you feel is more in line with

10. ## Math Help me PLZ!

1: What is the median of the data set: 25,8,10,35,5,45,40,30,20 A:10 ~ B:22.5 C:25 D:27.5 2: What is the upper quartile of the given data set: 25,8,10,35,5,45,40,30,20 A:35 B:37.5 ~ C:37 D:40 3: What is the lower quartile of the given data set:

11. ## math

The probability that Luis will pass his statistics test is 0.37. Find the probability that he will fail his statistics test.

12. ## Chemistry

Are the following chemicals light sensitive? 1) Potassium Iodide (KI) 2) Sodium thiosulphate (Na2S2O3)

13. ## Chemistry

A solution of I2 was standardized with ascorbic acid. Using a .1000 g sample of pure ascorbic acid, 25.32 mL of I2 were required to reach the starch end point. A. What is the molarity of the iodine solution? B. What is the titer of the iodine solution?

for a sample of 12 items from a normally distributed population for which the standard deviation is  = 17.0, the sample mean is 230.8. At the 0.05 level of significance, test Ho : μ ≤ 220 versus Hı: μ >220. Determine and interpret the p-value for

15. ## Unit 5 - Group project

Your group has been hired by an advertising firm that is developing a series of commercials for family-oriented products geared toward the entire family. They want to develop a series of commercials that will target family members at various life stages.

16. ## Calculus

Two ships are leaving port at the same time. The first ship is sailing due east at 20 km/hr and the other due north at 15 km/hr. How fast are the ships moving away from each other 2.0 hr later?

17. ## physics

A skier slides horizontally along the snow for a distance of 22.3 m before coming to rest. The coefficient of kinetic friction between the skier and the snow is 0.0500. Initially, how fast was the skier going?

18. ## Math

What is the measure of the dent angle for a star-shaped polygon 9^ 10 degrees ? A) 170° B) 30° C) 50° D) 130°

19. ## Math

What is the measure of the dent angle for a star-shaped polygon 9^ 10 degrees ? A) 170° B) 30° C) 50° D) 130°

20. ## math

Write the answer to the problem as an algebraic expression. A theater ticket for adults is a dollars and the price of a child's ticket is C dollars. If 29 adults and 45 children attend the theater one night, how much money did the theater make? 29a + 45c

21. ## Math

Give the equation of the circle with the given center and radius. Center at (0, 2); radius = 5

22. ## Algebra/ A.S.A.P

Need help. I want to cut an extremely long problem that I just solved however I am trying to find out how -1.9 = -0.02t equals T= 93.0??? I tried dividing, multiplying and subtracting -1.9 and 0.02 together. 93.0 as the final answer was also rounded to the

23. ## Chemistry

A solution of I2 was standardized with ascorbic acid. Using a .1000 g sample of pure ascorbic acid, 25.32 mL of I2 were required to reach the starch end point. A. What is the molarity of the iodine solution? B. What is the titer of the iodine solution?

24. ## English

Are these correct? Here, I am supposed to label the sentences interrogative,exclamatory,imperative, and declarative. Then, I have to put the correct punctuation mark beside it. 1.Look at the apes Look at the ape (imperative) 2. How clever they are How

25. ## crt 205

2) Which of the following, if true, would best explain the material presented in the table? A) The total value of property owned by Black residents in Washington during the 1830-1860 period was similar to that in other cities during this period. B) Rising

26. ## Math

Which ofThe following statements is true All similar figures are also congruent figues

27. ## Math

Lesson 8: Mean, Median, Mode, and Range Math 7 A Unit 2: Decimals and Integers 1: FIND THE MEAN OF THE DATA SET 9,4,7,3,10,9 A: 6 B: 7 C: 8 D: 9 2: FIND THE MEDIAN OF THE DATA SET: 9,6,7,3,10,9 A: 6 B: 7 C: 8 D: 9 3: FIND THE MODE OF THE DATA SET:

28. ## Physics

A roller coaster (491 kg) moves from A (1.09 m above the ground) to B (26.3 m above the ground). Two non-conservative forces are present: friction does -2.39 x 104 J of work on the car, and a chain mechanism does +5.18 x 104 J of work to help the car up a

29. ## Math

Consider the box-and-whisker graphs shown. They suggest that a U.S. Department of Agriculture study shows that “poultry dogs” have fewer calories per “dog” than either “beef dogs” or “meat dogs.” Yet, one dietitian claims that some hot dogs

30. ## chemistry

Which of the following are properties of basic solutions? a.They turn the dye litmus red. b.They taste sour. c.They feel slippery. d.They react with active metals to produce hydrogen gas.

31. ## ALGEBRA

I need to find a slope and y intercept of the line and write the fractional answers in lowest terms. 2y+8x+3=12+8x; I would like to try this one and get your input. 2y+8x-8x-12-3; 2y/2 = 9/2; y = 9/2 however I did not find the slope. I don't think there is

32. ## Physics

An airplane lands and starts down the runway at a southwest velocity of 43 m/s. What constant acceleration allows it to come to a stop in 1.2 km?Answer is in ___ m/s2.

33. ## Chemistry

1) When we say calcium reacts readily with cold water, it means the reaction is moderately fast? 2) When we react Fe with dilute HCl, we get FeCl2 & H2. Why won't we get FeCl3? 3) Similarly, when we react Fe with CuSO4, displacement reaction occur to give

34. ## Chemistry

1) When calcium is reacted with cold water, the equation is as follows: - Ca(s) + H2O(l) -->Ca(OH)2(aq) + H2(g) Isn't Ca(OH)2 insoluble? Why is the state symbol aqueous? When I conducted the experiment in a test tube with cold water, I got a white

35. ## Chemistry

Which is most polarized noble gas? 1-Krypton 2-Xenon 3-Helium 4-Neon. I think the one with the highest atomic number would be the most polarized one. Just a thought.

36. ## Math

Use an equation to solve the problem. 1. What is 57% of 11? a. 11 = 0.57 x n; 19.3**** b. n = 57 x 11; 627 c. n = 0.57 x 11; 6.27 d. 11 = 57 x n; 0.19 2. What is 45% of 10? a. 450 b. 45 c. 4.5**** d. 0.45

37. ## Algebra

show a graph that best represents a first-degree polynomial p(X).

38. ## Biology

Could two humans (or two cows) have some differences in their DNA sequences for insulin, yet still make the exact same insulin proteins? Explain.

39. ## English

What is the thesis statement for the song "Firework" by Katy Perry?

40. ## Algebra

The heat generated by a stove element varies directly as the square of the voltage and inversely as the resistance. If the voltage remains constant, what needs to be done to triple the amount of heat generated? I need to know why this makes sense or not.

41. ## chemistry

What are the products of the reaction between nitrous acid and strontium hydroxide?

42. ## World history

In what ways did Louis XIV cause suffering to the french people?

43. ## World history

What benefits might absolute monarchs hope to gain by increasing their countries' territory?

44. ## Biology

What three things must be known to perform radiometric dating?

45. ## Algebra 1

2k^2-13k-24 Factor the expression..

46. ## Biology

What results in the combination of the haploid sets of chromosomes from two individuals into a diploid zygote

47. ## Physics

One kilowatt-hour (kWh) is the amount of work or energy generated when one kilowatt of power is supplied for a time of one hour. A kilowatt-hour is the unit of energy used by power companies when figuring your electric bill. Determine the number of joules

48. ## Math

Find the range of the data set. {11.3, 7.3, 8.8, 6.4, 9.2} Highest 11.3 lowest 6.4 11.3-6.4 = 4.9 Answer: 4.9 Right?

49. ## Math

True or false? Three concurrent lines can be parallel to one another.

50. ## Math

True or False?? Although the surface area of a sphere may be decreasing, the value of the volume will remain the same. True right?

51. ## Math

How many matchsticks are needed for a 6 × 6 design? A) 42 B) 72 C) 40 D) 84 C)40

52. ## Math

Decide if the given number is a solution to the given equation. 24/x = 2; 3

53. ## Math

6^x^2=600; 10 Correct?

54. ## chemistry

Which molecule or compound below contains a polar covalent bond? Student Response A. NCl3 B. C2H4 C. ZnS D. AgCl E. LiI

55. ## Chemistry-help needed

Can we use an ACS/AR grade chemical for UV spectrophotometric analysis? Or is it a must to use a chemical that is specially designated (SpectrAR grade) for UV analysis?

56. ## Chemistry-pls help

Can we use an AR grade chemical for UV spectrophotometric analysis? Or is it a must to use a chemical that is specially designated (SpectrAR grade) for UV analysis?

57. ## Chemistry-help needed

Can we use an AR grade chemical for UV spectrometric analysis? Or is it a must to use a chemical that is specially designated (SpectrAR grade) for UV analysis?

58. ## Chemistry - help thanks

A supplier provides "Chemical A, 98%, for synthesis". Another supplier provides "Chemical A,98%, Lab grade" Are they equivalent? Which is better for analytical use? Thanks.

59. ## Chemistry-help

How does a "chemical for synthesis" compare with the same chemical(ACS grade)when used in analytical testing? Posted by candy on Tuesday, January 11, 2011 at 2:10pm. Chemicals are supplied in different grades,e.g. ACS,AR...etc.What do we mean when we say

60. ## English

Which sentence is correct? 1) Check the manufacturing dates of the products. or 2) Check the manufacture dates of the products.

61. ## English

Which sentence is correct? 1) This product is due for retest. or 2) This product is due for retesting.

62. ## Homework

I am going to a school for gifted kids on September and I am very excited! However, they gave me like 5 packets of hard homework that are very time consuming. On top of that, I have to read countless books, write book reports about them, and then choose 1

63. ## English

Can anybody explain to me howe to find the adverb in a sentence? For example 1.Maria rose early and watched the sun rise.

64. ## Math

Please help me! I found the mean temperature in a week in July, which was 87 5/7 degrees. I found the median temperature of the week, too which was 89 degress. Now can anybody help me compare the mean and median temperatures? This means a lot to e and I

65. ## algebra

what is the solution of the following linear system? 5x - 2y = 15 5/3x - y = 5 a)(-2,1) b) none c)(3,0) d) inifinite number if solutions

66. ## Chemistry

Solid sodium carbonate reacts with hydrochloric acid to give sodium chloride,carbon dioxide and water. When writing the ionic equation, do I need to write Na2CO3(s)or do I write CO32-(aq) on the left hand side of the equation?

67. ## Chemistry

The combustion of methane gives carbon dioxide and water. CH4 + O2 --> CO2 + H2O For state symbol of water, is it liquid state or gaseous state?

68. ## Chemistry

When drawing the 'dot and cross' diagram to show the ionic bonding in aluminium oxide, Al2O3, do we place the nos "2" and "3" in front of the brackets containing the 'dot and cross' diagram, e.g 2[Al]3[O]? I notice that some books place the "2" and "3" as

69. ## Chemistry

Metals above hydrogen in the reactivity series react with dilute hydrochloric acid or dilute sulphuric acid to give metal chloride + hydrogen. 1)Is it correct to say that we use dilute acid,not concentrated acid because the reaction can take place with

70. ## social studies

which president had the most jellybeans consumed at their election?

71. ## science

Wrap up the meeting with a brief summary of your main points and providing some energy for conserving energy with a memorable slogan, statement, or song, for example.

72. ## Unit 4 memory, thinking, and intelligence

In this activity, you can replicate Sternberg et al.'s initial study by having your students list behaviors that are associated with academic and everyday intelligence. Ask your students to take out two sheets of paper. Tell them to label the first sheet

73. ## Investing

Cliff Swatner is single, 33 and owns a condominium in New York City worth \$250,000. Cliff is an attorney and doing well financially. His income last year exceeded \$90,000, and has sufficient liquid assets to supplement his condominium and other tangible

74. ## Credit and Taxes

Nancy Tai has recently opened a revolving charge account with MasterCard. Her credit limit is \$1000, but she has not charged that much since opening the account. Nancy hasn't had the time to review her monthly statement as promptly as she should, but over

75. ## Math

Find the percent of increase. 50 to 70 a. 20%**** b. 30% c. 40% d. 50%

76. ## math

simplify 10P4 210 360 5,040 151,200 I think 360

77. ## Math

Given that rectangle mnop ~and rectangle STUV what is the length of TU

78. ## History

Which of the following best describes attitudes in Germany after World War I

79. ## Math

How do I find the value of x if The quadrilateral is 60° 80° 128 help do I add sides for 268?

80. ## MATH 7

1: What is the median of the data set: 25,8,10,35,5,45,40,30,20 A:10 ~ B:22.5 C:25 D:27.5 2: What is the upper quartile of the given data set: 25,8,10,35,5,45,40,30,20 A:35 B:37.5 ~ C:37 D:40 3: What is the lower quartile of the given data set:

81. ## math

Which of the following equations represents the line that passes through the point (0, -6) and that is parallel to the line x - 4y - 5 = 0? A x -4x - y - 6 = 0 B x 4x - y - 6 = 0 C x x - 4y - 24 = 0 D x x - 4y + 6 = 0

82. ## Science

Which of the following equations is balanced correctly? A. 3 H20 = H2 + 3 O2 B.2 C2H2 + 5 O2 = 4 CO2 + 2 H2O C.Cl2 + 2 KBr = KCI + Br2 D. 2 C3H3 + O2 = 2 CO2 + H2O

83. ## Math

An arithmetic sequence has a first term of 0 and a 10th term of 15. If 10 is an output of the sequence, which term number is it? Show and explain how you know you have the correct answer.

85. ## History

What were the pros and cons of the U.S. gaining Oregon? Also, What were the pros and cons of the U.S. gaining Gadsden Purchase?

86. ## History

What were the pros and cons of the U.S. gaining Texas?

87. ## maths

A landscape designer recommends that a fence be put around a circular flower bed that is 220 ft. How many feet of fence is needed if the fence is placed 3 ft from the edge?

88. ## maths

a pavilion has a roof shaped like a right hexagonal pyramid with a height of 1.9m the sides of the base are 3,5 m long. what is the area of the roof maths gr 11

89. ## Math

I can not figure out this problem can you please help me solve it? Emma made a rectangular picture frame with the height of 25 5/6 inches. The frame is 5 2/3 inches wide. What is the height of the picture Emma placed in th picture frame? Explain how you

90. ## Math

If a wheel has a circumference of 1.5 metres how far does it travel in 26 revolutions?

91. ## SS

1. To all white Southerners, except Confederate leaders, Lincoln offered (1 point) amnesty. reconstruction. freedom. the Ten Percent Plan. 2. What agency helped freed African Americans by establishing schools? (1 point) Reconstruction Bureau Wade-Davis

92. ## Math

Estimate: Choose a rounding digit that gives one or two nonzero digits: 149.12/34.6 Answers: A) 5 B) 0.5 C) 7 D) 50

5/8+3/12

94. ## Social Studies

What many have caused religious disagreements amongst the colonists in colonial South Carolina? A.The capital only had an Anglican church. B.Settlers weren't religious C.People did not go to church every Sunday D.All of the settlers belonged to the

95. ## Language Arts

At the end of her aunt's story in "The Story-Teller" the older girl ask whether the girl in the story would have been rescued even if she had not been good. What does she seem to think the theme of her aunt's story? What detail in the aunt's story leads

96. ## Social Studies

What are the causes of problems the Mayas and other Native American groups face in Guatemala? How are people trying to solve these problems?

97. ## statistics

If weight in the general population is normally distributed with an average of 160 and a standard deviation of 20 pounds, what is the probability of selecting someone who weights 120 or less or 170 or more pounds?

98. ## statistics

Assume that the regression equation for the relationship between SAT scores and IQ scores is y = 9 +.105x. What would you expect the IQ score to be for the following individuals, given their SAT scores? Individual SAT Score IQ Score Susan 850 Sally 1175

99. ## Math

You decide to start a cool craft project using orange cord. You need to cut 15 pieces of cord, each 32 inches long. How many feet of cord do you need to purchase for the project? Do I multiple for this answer?