# Casey

1. ## science

So a tonicity experiment was performed. - One tube filled with 45% glucose was placed in D.I water, while another tube was filled with 15% NaCl and also placed in DI water. When checked for a change in weight, the weight change for glucose was higher
2. ## algebra

Tatiana left the coffee shop traveling 8 mph. Then, 3 hours later, Laura left traveling the same direction at 20 mph. How long until Laura catches up with Tatiana?
3. ## Statistics

The heights of American women ages 18 to 29 are normally distributed with a mean of 64.3 inches and a standard deviation of 3.8 inches. An American woman in this age bracket is chosen at random. What is the probability that she is less than 70 inches tall?
4. ## math

Which of the following does not always bisect at least one side Midsegment Perpendicular bisector Median Altitude
5. ## chemistry

If 35 mL of H2SO4 is titrated to the equivalent pint with 45 mL of 0.30M NaOH, what is the molarity of the H2SO4 before and after the reaction?
6. ## history

How did Prohibition contribute to the growth of organized crime? by making it easier for bootleggers to branch into other types of illegal activity*** by forcing police to enforce anti-liquor laws by strengthening respect for the law
7. ## math

Will, micah and sue went to dinner. Will paid 1/3 of the dinner bill. Micah and Sue paid in the ratio of 2:5. If Sue paid \$6. more than Will, how much did the dinner cost ?
8. ## Statistics

Salaries of 50 college graduates who took a statistics course in college have a​ mean, x of \$68,200. Assuming a standard​ deviation, σ​, of \$12,279​, construct a 95% confidence interval for estimating the population mean μ.
9. ## chemistry

How would you prepare 1. 100 ml of 0.20 M Ca(OH)2 from 0.50 M Ca(OH)2
10. ## chemistry

Nitrogen gas can be prepared by passing gaseous ammonia over solid copper (II) oxide at high temperature. The other products of the reaction are solid copper and water vapor. If a sample containing 20.3 g of NH3 is reacted with 95.8 g of copper oxide 1.
11. ## Physics

A car uniformly accelerates from 0 to 27.0 m/s. A 68.0-kg passenger experiences a horizontal force of 390.0 N. 1)How much time does it take for the car to reach 27.0 m/s? (Express your answer to three significant figures.) My teacher didn't explain how we
12. ## Physics

1.A block accelerates at 3.1 m/s2 down a plane inclined at an angle 24.0◦. Find μk between the block and the in- clined plane. The acceleration of gravity is 9.81 m/s2 . 2.A 1200 kg car moves along a horizontal road at speed v0 = 20.1 m/s. The road is
13. ## Chemistry

1)Calculate the number of mL of a 0.095 M NaOH solution required to neutralize 25.0 mL of 0.15 M acetic acid solution 2) Calculate the molarity of a sodium hydroxide solution if 22.0 mL of the sodium hydroxide is required to neutralize 0.50 g of KHP.
14. ## Chemistry

1)Calculate the number of mL of a 0.095 M NaOH solution required to neutralize 25.0 mL of 0.15 M acetic acid solution 2) Calculate the molarity of a sodium hydroxide solution if 22.0 mL of the sodium hydroxide is required to neutralize 0.50 g of KHP.
15. ## physics

an arrow is shot vertically upward 2 seconds later it is at a height of 42m (this may not be necesarily its highest point)with what velocity was the arrow shot, how long is the arrow in flight altogether
16. ## Algebra 2

Find three consecutive odd positive integers such that 3 times the sum of all three is 152 less than the product of the first and second integers
17. ## Chemistry

2ZnS + 3O2 -> 2ZnO + 2SO2 If 1000kg of ZnS is oxidised, what amount (in moles) and volume (in litres) of SO2 is produced (assuming that gas is at STP)
18. ## English

The short story "The Whit Knight" it says "on the edge of the forest of life" what does that mean ?
19. ## Algebra

The difference between 2 numbers is 16. Five times the smaller is the same as 8 less than twice the larger. Find the numbers.
20. ## Math

A heat exchanger is bought by a company for \$180,000. It is considered to depreciate over 10 years to a scrap value of \$10,000. Assuming a linear model for depreciation, write the equation of its value, V (in dollars), when t years have elapsed after the
21. ## math

Find the rate of change between the two points (4, 36) and (8,108) and give the unit of measure. x is measured in square yards. y is measured in dollars. I know how to find the rate of change but I have no idea what they mean by "unit of measure." How do
22. ## multiplication

Place each of the digits 0 through 9, without repetition, in the boxes above. What is the maximum possible sum?
23. ## chemistry

A volume (54.2 L) of gas at 1150 mmHg is subjected to a new pressure of 3450 mmHg, at constant temperature. What volume in liters (L) does the gas now occupy

I am in 8th grade math as a sixth grader. I am stuck on one problem. It is this: You are making a necklace that is 9 inches long. You use 6 beads for each inch. what integer is the change in your supply of beads after making the necklace?
25. ## Math

[(64 - 4) - 6] / 6 Is the answer 9 I am not sure and if it is how?
26. ## Chemistry

how would the presence of a white solid in a solution effect the solution's absorbance? it made its absorbance higher, but i'm not too sure why
27. ## Algebra

Factor quadratic expressions: 2x^2 + 9x + 4 10x^2 + 70x + 100 Solve quadratic equations by factoring: 2x^2 + 9x + 4 = 0 Solve by taking square roots: (x - 5)^2 - 81 = 0
28. ## Chemistry

1. Suppose o2, n2 and Ar were placed at 1.00 atm and 273 K in closed containers. A tiny hole is opened in each container, allowing each gas to diffuse into another container filled with neon gas. What is the ratio of the rate of diffusion of nitrogen to
29. ## chemistry

A solution contains 2.0 × 10^–3 M Ba^2+ and 1.0 × 10^–2 M Sc^3+. A source of F^– is slowly added to the solution. Will BaF2 (Ksp = 1.84 × 10^–7) or ScF3 (Ksp = 5.81 × 10^–24) precipitate first? I believe that ScF3 would precipitate first but

Compute the difference between the ordinary interest and the exact interest for a loan with a principle amount of \$1100 at 12 percent for 120 days. I'm getting \$0.60 Can you check my work?
31. ## math

Greg bought four greeting cards,all the same price, and. A package of wrapping paper for \$1.79. He spent a total of \$5.29. How much was greeting card.
32. ## anthropology

Let's consider the practice known as female genital mutilation that is very common in many African and Middle Eastern cultures. Since these are performed outside of the U.S., our laws don't apply, but there are many people who argue that we should impose
33. ## Anthropology

How would an anthropologist from the U.S. or Europe view any culture's domestic control of women without being biased and condemning?
34. ## Anthropology

I am struggling with these question. I did the other seven. Someone please help me. I need some sleep. Are there universal features in human behavior that leads to conflict? Give examples. What are the formal and informal mechanisms of social control? Give
35. ## Anthropology

First describe how colonization and globalization have affected sociopolitical systems, and then discuss how political systems change. Give examples for each objective
36. ## Anthropology

Is my answer correct. In what ways did the indigenous peoples react to European Colonialism? European Colonialism fundamental decisions affecting the lives of the colonized people implemented by the colonial rulers in pursuit of interests that are often
37. ## Project Managment

What are the different types of communications needed for project stakeholders? How do you determine who gets what and when?
38. ## Anthropology

Indicate what roles kinship play in Confederacies systems
39. ## Project Mangament

How would a structure project teams to improve communications the most in an agile environment?
40. ## Project Mangament

How would a structure project teams to improve communications the most in an agile environment?
41. ## Anthropology

What age grade (age set) do you find in the United States? Are there more than one?
42. ## Anthropology

Ms.Sue can you tell me if this correct and all the information is in here. Let me know if I missing something? I changed the name. The Cangoan relationship is very-powerful. There relationship with each other, it mainly based on trust. The people know
43. ## Anthropology

I need help on this question, I could not this one in the book. In what ways did the indigenous peoples of North America become involved in European trading networks? Did this involvement have any impact on their modes of subsistence
44. ## Anthropology

In what ways did the indigenous peoples react to European Colonialism? European Colonialism fundamental decisions affecting the lives of the colonized people implemented by the colonial rulers in pursuit of interests that are often describe in a distant
45. ## Antrolopogy

How did systems of Spanish landholding and mining affect native peoples? The Spanish had and affected the way the natives lives and work. They was tortured them till they did what the Spaniards wanted history and enchain them. Native peoples later
46. ## INTSCIENCE

The earth can be considered a heat engine because it receives heat from the sun and converts it into mechanical energy to produce winds and evaporate water. True False
47. ## int.science

The earth can be considered a heat engine because it receives heat from the sun and converts it into mechanical energy to produce winds and evaporate water. True False
48. ## English

In American English, a collective noun used as a unit takes _____ verbs and pronouns. singular plural
49. ## Int.Science/laws of thermodynamics

Watch the heat engine animation in the lesson text above. Does this animation illustrate a "new and improved" heat engine? yes no
50. ## Int.science

When a motor is turned on, electrical energy is transformed to mechanical energy plus heat energy. True False
51. ## thermodynamics

The outward evidence for this transformation can be seen only in the mechanical motion of the motor. True False
52. ## Int.science/Laws of Thermodynamics

The outward evidence for this transformation can be seen only in the mechanical motion of the motor. True False
53. ## English/concrete nouns

Select all of the concrete nouns. iron anger faith toolbox perseverance lamb grace tooth I think it's B,C,E, and G
54. ## Int.science/Laws of Thermodynamics

The efficiency of the engines in the two previous problems are the same, comparing the input and output temperatures. True False
55. ## int.science gtg in 8 min.

How much heat is contained in 100 kg of water at 60.0 °C? Be mindful of significant figure rules for both multiplication and addition. 30 kcal 2.10 x 104 kcal 2.40 x 104 kcal 2.77 x 104 kcal
56. ## Int.Science

How much energy is needed to heat and melt 3.0 kg of copper initially at 83°C? Be mindful of significant figure rules for both multiplication and addition. 450 kcal 430 kcal 280 kcal 130 kcal
57. ## english

Select all that apply. Which of the following can function as adjectives? infinitive phrase gerund phrase participial phrase
58. ## English

Select all that apply. Some of the characteristics of a good business letter are _____. accuracy brevity clarity colloquial style A and C?
59. ## english

All of the following items are expressed in the subjunctive except _____. a wish a condition contrary to fact a that clause expressing necessity a statement of fact
60. ## statistics

how do I find the correlation coefficient r? Jesse put the heartbeat and lifespan data into a statistical software program and found the coefficient of determination is 0.45. The value of the correlation coefficient is __________.
61. ## statistics

Tasha examined the correlation between the weight and fuel economy of the 20 top-selling cars. She observed that the coefficient of determination was 62.3%. For this data, the value of the correlation coefficient, r, is __________.
62. ## Algebra 1

Given: 5x - 6y = 0. What is the x-intercept? (0, 0) (-1/5, 0) (0, 1/6) no intercept
63. ## Algebra 1

Given: x + 2y = -6. Solve for y.
64. ## Int.science

An inverse relationship can be represented by: a straight line a bar chart
65. ## math

Given: 3x + y = 1. Solve for y. y = -3x + 1 y = -3x - 1 y = 3x - 1
66. ## Int.science

The rate at which a candle burns in millimeters per minute is: qualitative theoretical quantitative hypothetical
67. ## Int.science

The size of the chosen symbols on a graph may be used to indicate the: location of the data coordinates of the data uncertainty of the data relationship of the variables
68. ## World History (Ms. Sue)

when did camo start being used?
69. ## Physics

A freight train has mass of 1.6 x 107 kg. If the locomotive can exert a constant pull of 760000 N, how long does it take to increase the speed of the train from rest to 79 km/h? Answer in units of min.
70. ## Int.science

Which of the following statements is true? A hypothesis is created at the end of an experiment. The dependent variable is changed by the experimenter. The best hypotheses are written as answers to a question. Observations are often used to form questions
71. ## English

A business letter does not serve as a record of a transaction. True False
72. ## English

Typed or printed letters should always contain _____. a formal salutation a handwritten signature contractions block paragraphs
73. ## English

If a letter is brief, be sure to explain why. True False
74. ## history

where did the lip piercing begin?
75. ## history

Where does the least amount of rain fall in Europe? Portugal Spain England France
76. ## history

What caused the fiords in Scandinavia? earthquakes erosion glaciers floods
77. ## history

Which mountains lie between Spain and France? Rocky Pyrenees Alps Andes
78. ## English/ms.sue

Select the complete subordinate clause (including all modifiers). I aced my test because I remembered to study. I aced my test my test because my test because I remembered to study because I remembered because I remembered to study This sentence does not
79. ## English

Main clauses express a complete thought and appear in _____ sentences. compound complex compound-complex all of the above
80. ## ENGLISH SUPER QUICK QUESTION

Identify the word in italics. This is the dog I was telling you about. demonstrative pronoun indefinite pronoun interrogative pronoun relative pronoun not a pronoun
81. ## english

Identify the italicized phrase in the following sentence. Jolene went to the city to find a new job. adverb adjective noun
82. ## english

A prepositional phrase can function in a sentence as _____. an adverb phrase a noun phrase
83. ## math/algebra

I am having a hard time with math I cant get it. Write each rational number as a terminating decimal. 19/20, 1/8, & 17/5 can you please help!!
84. ## US Government

9. Commissions refer to the bureaucratic bodies that regulate business activities. A) True B) False 10.Staff agencies serve to support and aid the chief executive and other administrators by offering advice and other assistance in management. A) True B)
85. ## US Government

_________ allows States to split their electoral votes to mirror the popular vote within the particular State. A) Direct Popular Election B) The Proportional Plan C) The District Plan D) The National Bonus Plan
86. ## US Government

-------- allows the voters to directly elect the president. A)The District Plan B) Direct Popular Election C) The Proportional Plan D) The National Bonus Plan
87. ## US Government

The Senate is refered to as a continuos body, because not all Senators are up for re-election all at the same time. Instead, 1/3 of all Senators are up for re-election every 2 years. Meaning that about 33 seats are up for election in 2004, 33 different
88. ## US Government

In the beginning of our nation seats were reapportioned after the first three years, but today we reapportion seats in the House every 10 years. A) True B) False
89. ## US Government

Republicans have the most in common with which minor party?
90. ## US Government

Name 3 states that have MORE representatives in Congress than Indiana does.
91. ## US Government

The major television networks' share of viewers was greatly reduced by the growth of A) newspapers B) PBS C) cable television D) political parties
92. ## US Government

True or False. Two interest groups, the League of Women Voters and Common Cause, fight to promote the public interest; in other words, they fight to promote people voting and ethical government.
93. ## US Government

True or False. Public opinion polls are consistent & reliable, and allow one to measure the intensity, stability, and/or relevance of all opinions studied.
94. ## US Government

True or False.If candidates receive federal aid for campaigning, then there is a limit placed on how much of their own money they may spend.
95. ## US Government

Public opinion is crucial in a democracy, for if we are truly a government "for the people, by the people," it is then essential that we know what the people think and want. True or false?
96. ## Math

If the circumference of a circle is 16 meters what is the approximate area of the circle? Use 3 for pi.
97. ## vocabulary power unit 5 grade 6

I am trying to find the meaning of this homework: cicle the letter of the word that is a synonym of the boldfaced word. Can you please help me...PLEASE!!!!
98. ## science

Calculate the amplitude of a wave
99. ## math(algebra)

Sam downloaded four applications for \$2.99 each to her cell phone. The remaining applications that Sam purchased cost \$1.99 each. If she downloaded x total applications, which of the following equations can be used to find how much Sam spent on cell phone
100. ## math

Last spring Steve joined a health club. The club charges a one-time enrollment fee of \$150.00 plus a \$25.00 monthly fee. Which of the following best represents the rate of change in this situation?

1. 1
2. 2
3. 3
4. 4
5. 5