# Questions Asked onOctober 22, 2015

1. ## Chem

2HNO3(aq) + Sr(OH)2(aq) --> 2H2O(l) + Sr(NO3)2(aq)? Write the net ionic equation, including the phases. 2H^+(aq) + 2OH(aq) ---> 2H2O(l) Am I correct?

2. ## Comm Tech

1.)Which of the following best describes a political cartoon A.)It uses humor and exaggeration to express a particular point of view B.)It offers a well-reasoned list of pros and cons about a controversial subject C.)It makes fun of politicians and their

3. ## Health

1. True or False: It is better for you to avoid intense feelings of grief. True**** False 2. Which of the following is not a stage of grief? Denial Bargaining*** coping acceptance 3.Which of the following would make dealing with a personal loss even

4. ## Educational Technology.

1. probability can be used to determine the likelihood of specific ________(fill in the blank). A. games B. occurrences C. questions D. opportunities 2. Tally marks are completed in groups of ______ because they are quick to mark and easier to count (fill

5. ## MATH

A theater has 500 seats. three-fourths of the seats are filled. how many seats are filled?

6. ## Math

The time needed to complete a final examination in a particular college course is normally distributed with a mean of 83 minutes and a standard deviation of 13 minutes. Answer the following questions. What is the probability of completing the exam in one

7. ## chemistry

The complete combustion of ethanol, C2H5OH (FW = 46.0 g/mol), proceeds as follows: C2H5OH(l) + 3 O2(g) → 2 CO2(g) + 3 H2O(l) ΔH = −555 kJ What is the enthalpy change for combustion of 15.0 g of ethanol

8. ## Barrles

if xc, give a value of c such that there are no solutions to the compound inequality.explain why there are no solutions?

9. ## Chemistry

Nitrogen dioxide reacts with water to form nitric acid and nitrogen monoxide according to the equation: 3 NO2 (g)+ H2O (l) --> 2HNO3 (l) + NO (g) Suppose that 5 mol NO2 and 1 mol H2O combine and react completely. How many moles of the reactant in excess

10. ## Math

1.) How many of symmetry does the figure below have? If there are no lines of symmetry, write none A.)1 B.)5 C.)10 D.)None

11. ## science, biology

1. What is/are the main factor(s) that determine(s) that your plants will grow into bean plants (or other fast-growing plants that you used for your experiment) and not some other type of plant (genetics, environment, or both)? Explain your answer.

12. ## Health

what is the best activity to do immediately after playing tennis A..Drink plenty of juice and sit in the shade to cool your body down B.Stretch the leg muscles by bouncing to reach as far as you can each time C.Stretch your leg muscles by slowly bending

13. ## History

The transition to a global economy has increased "what" within the U>S>? a- income inequality b- educational opportunity c- income equity d- buying power My answer is a

14. ## sciencec

51. A fragment of mRNA with the sequence 5' ACGCAUGGCAAAAAAAA 3' will have a template DNA sequence that reads A. 3' UGCGUACCGUUUUUUUU 5'. B. 3' TTTTTTTTGCCATGCGT 5'. C. 3' UUUUUUUUGCCATGCGT 5'. D. 3' TGCGTACCGTTTTTTTT 5'

15. ## Rucker Blvd

Math: what is the smallest number divisible by 17 and 8

16. ## DMMS

Chemistry What characteristics are shared by all alkali metals and alkaline earth metals? A They conduct electricity very well B They are strong and shiny C They form alkaline solutions when mixed with water D They do not react with water at all

17. ## Chemistry

1. If you had 1.73 moles of hydrogen (H2) and 0.89 moles of oxygen (O2), which would be the limiting reactant? How many moles of water can you produce from your supply of hydrogen and oxygen? My answers: H2 is the limiting reactant because it produces the

18. ## math

for every person who has the flu, there are 6 people who have only flu like symptoms. if a doctor see 40 patients, determine approximately how many patients you would expect to have only flu like symptoms.

19. ## MATH

1. Rosa, Roberto, Andrea, and Inno find an estimate for square root 10. Who has proposed the best solution? (1 point) Rosa: "Use square root 9 and square root 25 to estimate." Roberto: "I will use square root 4 and square root 9." Andrea: "It should be

20. ## Algebra

Solve for g: R=(gs)/(g+s) I don't usderstand how to isolate the g from the rest of the variables

21. ## english

Read the following sentences about the father's boat from "The Third Bank of the River" "He was very serious about it. It was to be made specially for him, of mimosa wood. It was to be sturdy enough to last twenty or thirty years and just large enough for

22. ## Square Roots (Math)

Which two square roots are used to estimate √47?

23. ## CHEM

What concentration of Cl– results when 993 mL of 0.521 M LiCl is mixed with 883 mL of 0.309 M MgCl2? PLEASE HELP! I don't know how to set this up

24. ## math

a square foot of wall space needs 1/8 quart of paint. terrence has 7 quarts of paint, but uses 2 quarts to paint a pipe. how many square feet of wall can he paint with the rest of the paint?

25. ## Pre- algebra

Giovanni went to Los Angeles, California for the summer to visit his cousins. He used a map of bus routes to get from the airport to his cousin’s house. The distance from the airport to his cousin’s house is 56 km. On his map, the distance was 4 cm.

26. ## algebra

Why is your measurement of the diagonal's length different than the length you found using the Pythagorean Theorem? hel please

27. ## English 10 A

Has anyone took the "alone, The nobel prize , First Frost" quiz? if so please help thank you so much!! i will try to help in return.

28. ## CHEM redox equations help!

MnO4 ^- + C2O2 ^2- = MnO2 + CO3 ^2- how would you balance this in basic solution? I keep getting the wrong answer.

29. ## Physics

A wet bar of soap slides down a ramp 9.4 m long inclined at 8.0âˆ˜ . How long does it take to reach the bottom? Assume Î¼k = 0.064.

30. ## physical science

why a purple flower appears purple when white light shines on it.

31. ## physics

A car of mass 1000 kg is on an icy driveway inclined at an angle of 33◦. The acceleration of gravity is 9.8 m/s^2 θ If the incline is frictionless, what is the acceleration of the car?

32. ## AP Chem (Thanks!)

Hey guys! Stuck on some! My maybe answers are written next to the problem (1 problem-5 parts). Thanks for any help: 1. Lead (II) chromate, PbCrO4, is a slightly soluble salt. Write a net ionic equation for the dissolution of solid PbCrO4 in water. My

33. ## Physics

A child in a boat throws a 5.90-kg package out horizontally with a speed of 10.0 m/s. The mass of the child is 26.6 kg and the mass of the boat is 38.2 kg . Calculate the velocity of the boat immediately after, assuming it was initially at rest.

34. ## Math

An adult has about 5 quarts of blood when he donates a pint for his sick friend what fraction of his blood does he give away

35. ## Physics

The mass of a beetle is 0.000004kg. If a beetle's center of mass rises 0.75 mm while it is pushing against the floor and then continues to travel up to a height of 250 mm above the floor, what is the magnitude of the force exerted by the floor on the

36. ## ahisco

In an A.P the difference between the 8th term and 4th term is 20 and the 8th term is 1half timesthe fourth term. what is the common difference and the first term of the sequence

37. ## math

A newspaper prints 8762 papers.Each has 16 pages. A roll of newsprint can be use to print 6150 pages.How many rolls of newsprint are required?

38. ## American History

What caused President Richard Nixon to act on environmental issues? A. Nixon had always been an environmentalist. B. The environmental protection movement was supported by public. C. The Republican Party supported environmental protections. D. Smog in

39. ## Math

Triangle ABC has coordinates A(1,4) B(3,-2) and C(4,2) Find the coordinates of the of the image reflection over the x-axis. I believe it would be the opposite. A(1,4) B(3,-2) C(4,2)=(-1,-4) B(-3,2) C(-4,-2) Is this right

40. ## Behavioral Statistics

Imagine you are in charge of reviewing applications for your academic institution. As a preliminary measure, you want to review only the top 25% of applicants on the basis of standardized test scores. How does calculating the z-score provide additional

41. ## PHYSICS NEED HELP

A bicyclist can coast down a 5° hill at a constant 6.0 km/h. Assume the force of friction (air resistance) is proportional to the speed v so that Ffr = cv. (a) Calculate the value of the constant c. (b) What is the average force that must be applied in

42. ## Chemistry

1. Cisplatin is an anti tumor agent. It has the molecular formula Pt(NH3)2Cl2. How many grams of cisplatin can be produced if the limiting reactant is 1 kg of platinum? I got 1538.1 g Pt(NH3)2Cl2. 2. Hydrogen cyanide is used in the production of cyanimid

43. ## math

a scale drawing has a scale of 1cm:3m explain how the scale can be used to find the actual distance between objects in the drawing

44. ## physics

a stone tied to a strong is made to revolve in a horizontal circle of radius 4 m with an angular speed of 2 radian per second. with what tangential velocity will the stone move off the circle if the string cuts?

45. ## english

What kind of love is being addressed in each poem? (love of self, love of family, love of country, love of significant other) love after love girls can we educate we dads? in trying times tonight i can write senerity

46. ## Calculus

A long rectangle sheet of metal, 15 inches wide is to be made into a rain gutter by turning up equal amounts on each side so that they are perpendicular to the sheet. How many inches should be turned up in order to give the gutter its greatest capacity

47. ## Civics

You pick up a newspaper and are disappointed to find that part of the headline is missing. It reads, "Youngest candidates ever! Presidential candidate is __________; candidate for Senate is __________." Complete the headline by filling in the blanks. 20;25

48. ## social studies

Why Must citizens fulfill responsibilities? A.) To keep too many people from being citizens. B.) To avoid breaking the law or going to jail. C.) To keep the government in power. D.) To protect the rights of all citizens. I chose D

49. ## Plzz help, somone!! ---History

Which of the following Founding Fathers is described by this list? -helped organize the Sons of Liberty -organized the Boston Tea Party -used propaganda to describe the Boston Massacre George Washington John Adams**** Samuel Adams Thomas Jefferson Plz

50. ## Math

Nell made a secret code. Each code word has 2 letters. Each word begins with a consonant and ends with a vowel. How many code words can Nell make with 3 consonants and 2 vowels?

51. ## MATH

MAYA had \$2740 in play money and Emily had \$3560. Maya had to give some money to Emily. After that, Emily had 4 times the amount of play money as Maya. How much money did Maya have in the end? How much money did Emily have in the end?

52. ## Math

First year students at a particular college must take one English class, one class in mathematics, a first year seminar, and and elective. There are 2 English class to choose from, 3 mathematicss classes, 5 electives, and everyone takes the same first year

53. ## Ratios

Please Help me figure out HOW to do this students in classes, displayed below, ate the same ratio of cheese pizza slices to pepperoni pizza slices. Below is the Slices of Cheese Pizza column from the table. Fill it in with fractions or mixed numbers (like

54. ## Math

Ms Lin has 6 hrs to finish a 400 page book. She has already read 150 pages. She read 40 pages in the first hour. What is the approximate number of pages she must read per hour to finish the book. if she read 40 pages in 1 hour. She was able to read 1.5

55. ## science

what is an advantage of a change in pulse after exercising

56. ## PHYSICS

How much heat energy is required to change 40g of ice at -10K to water at 70K? [Specific heat of ice=2100J/KgK Specific heat of water 4200J/KgK]

57. ## oklahoma history

What treaty resolved the issues of unclear boundaries in the Louisiana Purchase? A. Paris B. Adams-Onís C. Versailles D. Fontainebleu

58. ## Math

Write and graph an inequality for the daily number of calories that are recommended for a sedentary male. The graph shows Sedentary as: no more than 2200 calories.

59. ## Algebra

A moderate person takes in 2400 to 2800 calories. Draw a graph on a number line and write a compound inequality for the graph.

60. ## History/Civics

Which quote from the Declaration of Independence shows that the colonists were influenced by John Locke's idea of natural rights? "We hold these truths to be self-evident, that all men are created equal."****** "Governments long established should not be

61. ## physics

A person walks 28.8 degrees north of east for 2.06 km. Another person walks due north, then due east to arrive at the same location. How far due north would this person walk? Answer in units of km work: 2.06sin28.8??? Don't know where to go

62. ## Math

I am writing a single paragraph of the Pythagorean Theorem and was wondering if someone could help me out with this, So far I have The Pythagorean Theorem is a very important term used for right triangles. I need help, at least a website or something.

63. ## Calculus-Steve

Find the area of the region between the graphs of f(x)=3x+8 and g(x)=x^2 + 2x+2 over [0,2]. I got 34/3. Calculus - Steve ∫[0,2] (x^2+2x+2) dx = 1/3 x^3 + x^2 + 2x [0,2] = 8/3 + 4 + 4 = 32/3 Why are you taking the antiderivative of x^2 +2x+2 when we are

64. ## Math/Probability/Statistics

Find the expected value and the standard deviation in the following raffle: Value Tickets Grand Prize: \$2,000.00 1 Second Place Prize: \$800.00 20 Third Place Prize: \$40.00 60 Fourth Place Prize: \$30.00 300 Total Number of Tickets Sold: 10000

65. ## Physics

A car is travelling at 2 0m/s when it pulls out to pass a truck that is travelling at only 18 m/s the car accelerates at 2 m/s square for 4 sec and then maintains this new velocity. if the car was originally 8 mtrs behind the truck when it pulled out to

66. ## st pats

if the diagram below, AOB=p, If BOC is two times AOB, COD is four times, AOB and DOA is five times AOB, Find the values of All four angles

Pls show me the steps how to work this physics question:A pulley system of 4 pulleys is used to raise a loan of mass 50kg vertically,if its effeciency is 80%,determine the minimum effort required to raise the load(g=10ms-2)?

68. ## Physics

A person is trying to judge whether a picture (mass = 2.37 kg) is properly positioned by temporarily pressing it against a wall. The pressing force is perpendicular to the wall. The coefficient of static friction between the picture and the wall is 0.760.

69. ## qualitative techniques

The following model is a simplified version of the multiple regression model used by Biddle and Hamermesh (1990) to study the tradeoff between time spent sleeping and working and to look at other factors affecting sleep: sleep=B_0+B_1 totwork+B_2 educ+B_3

70. ## physics

The refractive indices of materials A and B have a ratio of nA/nB = 1.68. The speed of light in material A is 1.26 x 108 m/s. What is the speed of light in material B

71. ## Calculus III

What is the velocity vector of a particle traveling to the right along the hyperbola y=x−1 with constant speed 1 when the particle's location is (4, 14). (Use symbolic notation and fractions where needed. Give your answer in the form of comma separated

72. ## AP Chemistry

I'm so sorry to bother you guys again! Stuck on two other questions: 1. In the following equilibrium: NaCl(s) Na+(aq) + Cl–(aq), would adding more NaCl(s) increase the Cl-(aq) concentration? Explain why. My thoughts: I thought that it wouldn't increased

73. ## Math

A piece of fabric is 5 7/9 yards long. A piece of ribbon is 2 1/2 Long how many more yards of ribbon do you need to have equal length of fabric and ribbon

74. ## Calculus III

Compute the length of the curve r(t)=5ti+8tj+(t2+4)k over the interval 0≤t≤6 Hint: use the formula ∫t2+a2‾‾‾‾‾‾‾√dt=12tt2+a2‾‾‾‾‾‾‾√+12a2ln(t+t2+a2‾‾‾‾‾‾‾√)+C Find Length?

75. ## grammar

The patient had definitely suffered a myocardial infarction. definitely modifies which word?

76. ## All

Find the volume of a cube,one face of which has an area of 81sq.m

77. ## english3

Which of the following best exemplifies Updike's own life experience as it is reflected in his short story "Son"?

78. ## Pre- algebra

This makes no sense: Students in classes, displayed below, ate the same ratio of cheese pizza slices to pepperoni pizza slices. Below is the Slices of Cheese Pizza column from the table. Fill it in with fractions or mixed numbers (like 7 1/2) Slices of

79. ## Math

Tony is making half-pound bags of trail mix for a camping trip with his scout troop. He has 101 /2 pounds of peanuts and 91 /2 pounds of raisins. How many bags of trail mix can he make in all?

80. ## Human Growth

Which one of the following statements best describes the relationship between heredity and environment? A. Heredity is more influential than environment in determining the course of development? B. Maturation has a much greater influence on development

81. ## History

Which quote from the Declaration of Independence shows that the colonists were influenced by John Locke's idea of natural rights? "We hold these truths to be self-evident, that all men are created equal."****** "Governments long established should not be

82. ## Psychology

An extremely loud noise awakens you; you emerge from sleep confused and do not remember the noise. You were most likely in which stage of sleep. a. Stage 1 b. Stage 2 c. REM d. Stage 4 e. Twilight Sleep

83. ## math

2/3 cups of milk are required for 6 pancakes. a. How much milk is needed to make 1 pancake?

84. ## math

How do you use a partial product to find products of a greater number?

86. ## Physics

A 4.36 kg block free to move on a horizontal, frictionless surface is attached to one end of a light horizontal spring. The other end of the spring is fixed. The spring is compressed 0.144 m from equilibrium and is then released. The speed of the block is

87. ## AP US History

Adams was an accomplished patriot who was instrumental in establishing the United States and its government. However, many people believed that the Adams administration was a setback, and that his presidency did more harm than good to the new nation. Was

88. ## algebra

Triangle ABC has coordinates A(1, 4); B(3, –2); and C(4, 2). Find the coordinates of the image A'B'C' after a reflection over the x-axis

89. ## Science

A car accelerates from 0 to 100km/hr in 10 seconds. Find its acceleration.

90. ## physics

The number of radioactive nuclei present at the start of an experiment is 3.27 x 1015. The number present twenty days later is 7.66 x 1014. What is the half-life (in days) of the nuclei?

91. ## grammar

The patient was advised to return to the clinic immediately for any redness or swelling. immediately modifies which word:

92. ## Algebra

The perimeter of MNO is equal to the perimeter of square ABCD. If the lengths of the sides of the triangle are represented by 4x + 4, 5x - 3, and 17, and one side of the square is represented by 3x, find the length of a side of the square.

93. ## Math

9,167,746 + -90 = 9,167,836

94. ## Chemistry(MOLEDAY)

I created my Mole: MOLE'YMPICS *(Olympics)*... That is my Mole-word or Phrase but Idk if my descriptive caption below would be a phrase. I don't know what my descriptive caption could be. Or at least Idk how to make it FUNNY or HUMOROUS? My original

95. ## Chemistry

A gas has a volume of 2.5 L at 25 degrees Celsius and 742 mmHg. Calculate the volume at 55 degrees celsius and 825 mmHg. I got 2.5 L again. Is that possible?

96. ## sri Krishna

In triangle MLN, angle MLN=90¡ã, OP||MN, LO=3 cm OM =6cm,and MN=15 cm. The perimeter of trapeziumOPNM= a.30 cm b.32 cm c.34 cm d.42 cm

97. ## Children Development

In what ways have factors from Microsystems outside the family, from the mesosystem, and the exosystem possibly influenced your child’s development at ages 6, 8 and 10? Find four examples of such influences and make clear why you believe they should be

98. ## math

Shane is 34 years younger than Leah. 8 years ago, Leah's age was 2 times Shane's age. How old is Shane now? A) Translate the given information into an equation using the variable x = current age of Shane. Your equation should tell the story of the problem

99. ## Human Growth

Life span development studies are based on the idea that: A. development occurs early in life, but not in late adulthood. B. there is almost no continuity over the lifespan, so an individual’s history has little effect on development. C. sociohistorical

100. ## math

two trains are at stations that are 800 miles apart. if they start traveling toward each other at the same time one averaging 67 mph and the other averaging 53 mph in how many hours will they pass each other?

101. ## Math

A pet store has 4 dogs for sale. They have three times as many fish for sale, twice as many birds for sale, and half as many cats for sale. How many total animals are for sale?

102. ## chemistry

How many kJ of energy are released when 2 moles of NO reacts with an excess of ozone O3? How many kJ of energy are released when 44.9 g of NO react with an excess of ozone O3? What is the ΔH for the reverse reaction?

103. ## Algebra

Solve for x and check answer: Nx=4j-5x X=(4j)/(5+n) How do I do the check?

104. ## science

On the planet mars, a free falling object released from rest falls 4m in 1s and is moving at 8m/s at that time. How fast would such an object moving after 2 seconds? 3 seconds?

105. ## Math

At sea level the boiling point of water is 100 c at and attitude of 2km the boiling point of water is 93c

106. ## grammar

The subcutaneous tissues were copiously irrigated, and a few small bleeders were cauterized. copiously modifies which word?

107. ## Chemistry

Are my answers correct? Calculate the molarity: a) 0.500 mol of NaOH in 2.45 L of solution. b) 24.1 g of NaCl in 853 mL of solution. a: 0.2 M b: 0.49 M

108. ## human growth

The esteemed Dr Bookworm has just completed a study in which he found a +1.0 correction between the number of cups of coffee his students drank right before class and the scores they earned on his final exam. This correlation means that: A. the less coffee

109. ## Computer Science

Write a function called myReplace() that performs a task similar to the string.replace() method. This function should take three parameters: The first, called the content string, can be any string. The second, called the token, should be a string

110. ## Physics

A rocket blasts off from rest and attains a speed of 53.8 m/s in 17.4 s. An astronaut has a mass of 67.2 kg. What is the astronaut's apparent weight during takeoff?

111. ## math

The sum of the first "n" terms of series is 2^(n+3) -8.Find the 7th term.

112. ## algebra

focus (2,3) Vertex (1,-2)

113. ## mathematical statistic

Urn A contains six white balls and three black balls. Urn B contains seven white balls and five black balls. A ball is drawn from Urn A and then transferred to Urn B. A ball is then drawn from Urn B. What is the probability that the transferred ball was

114. ## vskd

Maths If one third of the bucket can be filled in 3 min,how many min it take to fill whole bucket

115. ## Physics URGENT

Object 1 (mass=6.4 kg) traveling in the +x direction at a speed of 14.01m/s undergoes an inelastic collision with Object 2 (mass=5.10kg) which is at rest. Object two flies off at a speed of 11.94m/s and an angle θ2=49.8 °. The diagram below is just a

116. ## Human Growth

During which developmental period do children begin to develop self-control and develop a gender identity? A. infancy B. Early childhood C. Middle childhood D. Adolescence I choose C

117. ## Algebra

Ticket sale for a music concert was \$2,160. Three times as many tickets were sold for the Saturday night concert as were sold for the Sunday afternoon concert. Two times as many tickets were sold for the Friday night concert as were sold for the Sunday

118. ## sri krishna

In a right angled triangle , hypotenuse is 20cm and the measure of other 2sides care 3x and 4x, then the value of x is........ Options a.3 b.4 c.5 d.6

119. ## ENVIRONMENTAL SCIENCE

1.4. The population of endangered Partula snails on a small island is currently 325. Conservation measures have been implemented and the population is growing exponentially at a rate of 0.83%. In what year is the snail population expected to reach the

120. ## Physics

Two blocks with masses m1 = 24.3 kg and m2 = 66.9 kg, shown in the figure, are free to move. The coefficient of static friction between the blocks is 0.34 but the surface beneath m2 is frictionless. What is the minimum force F required to hold m1 against

121. ## Physics

Carlos is in an roof of a building of 20 meters tall, he throws a tennis ball vertically upwards at 15 m/s velocity after it reaches its highest height, the ball goes down until it reaches the ground (see the figure). Based on this information, answer the

122. ## Media Project

I need help with finding the positives and negatives of using snapchat.

123. ## GCSE PE

Compare the drive theory to the Inverted U theory and state which theory is more realistic to an individuals needs (3 marks)

124. ## chemistry

if there is 10.0g of CO2 in a 20.0L cylinder @ pressure of 0.300 atm and im finding temperature of the CO2 sample does n=10.0g in the equation and should I set it up pv=nRT

125. ## Math 5

Insert parentheses to make this true 12 ÷ 2 ∙ 9 ÷ 3 ∙ 2 + 3 = 13

127. ## Writing

How so i find out the difference between a quality adj. and a strong verb? i need help quick cause my dad and mom are doing something they said by the time the get back i should be done. PLEASE HELP!!! QUICK!!!

128. ## Calculus

Find the area of the region between the graphs of f(x)=3x+8 and g(x)=x^2 + 2x+2 over [0,2]. I got 34/3.

129. ## physics

Some nucleus of 74X189 (atomic mass = 188.96191 u) undergoes - decay to become 75X189 (atomic mass = 188.95922 u). What is the energy (in MeV) released in this process?

130. ## math

chuck traveled 120 miles in 2 hours. Find the number of miles per hour he traveled

131. ## physics

Two students are on a balcony that is 15 m above the ground. One student throws a ball vertically downward with an initial velocity of 12 m/s. Another student throws a ball upward at the same time with exactly the same speed. Both Balls eventually hit the

132. ## Physics

victoria falls is about 108 m high, and sometimes as much as 550,000,000 m3 of water rushes over the edge each minute. what is the waterfalls total power? use a density of water of 1000 kg/m3.

133. ## Human Growth

Which one of the following instances is an example of qualitative change? A. Last year two-year-old Helga could not talk, but now she can carry on a conversation. B Fifteen-year-old Marty grew 3 inches over the summer. He is now taller than Dad. C.

134. ## Behavioral Statistics

Explain the general rationale behind using a z-score for describing how an individual performed on an exam compared to just stating the overall mean and the individual's score. How does the information differ in the two situations? What additional

135. ## Physics

Mary throws a ball from her balcony downwards as it is shown in the figure. How long does it take to reach the ground? What is the balcony height?

136. ## Math

A computer screen measures 200mm by 150mm. What is the length of the diagonal?

137. ## Human Growth

The composition of a neighborhood affects how children turn out. The two most powerful factors in determining positive or negative developmental outcomes are: A. role models and drugs B. human capital and race C. wealth and poverty D. income and human

138. ## Human Growth

The right to ___ is not one of the ethical guidelines for research specified by the APA. A. financial compensation B. informed consent C. privacy and confidentiality D. avoidance of deception I choose A is that correct

139. ## Simultaneous equation i nee help find x,y

X^-y=158 y^2-x=108 find x and y?? Show work

140. ## science

what is science

141. ## Algebra

Tameen keeps quarters, nickels, and dimes in his change jar. He has three more quarters than dimes and five fewer nickels than dimes. If there are 52 coins in the change jar, how many dimes are in the jar?

142. ## Science/physics

Two vectors A and B have magnitude A = 3.00 and B = 3.00. Their vector product is A x B= -5.00k + 2.00i. What is the angle between A and B? According to the answer, the angle is 37 degrees. I see where this comes from. However, we know that

143. ## Human Growth

Mary Lou must complete a research project to get her associate degree. She has just one year left to finish her degree and must spend as little time and money as possible on her research. She plans to compare stress levels of 8th graders to stress levels

John has a £10 note. Apples cost £4.95 per kg. does John have enough money to buy 1.9 kg of apples

145. ## Human Growth

An Li reached puberty at age 12, and John Smith retired at age 65. An Li’s and John Smith’s experiences are examples of: A. normative events. B. non-normtive influences C. critical periods D. risk factors Is B the correct answer

146. ## Human Growth

Four-year-old Sergai can tell his Poppa how to wash the clothes. Yesterday, Sergai told Poppa , “First get the dirty clothes from the basket. Next, put them in the washing machine. Now add some soapy stuff. Close the washer lid and press the button. When

147. ## English

Need help with a thesis. Hamlet who is young and emotionally unstable should not attempt to avenge his father's death based on what a ghost has to say. Is this good? - the question is "Something is rotten in the state of Demmark" Develop Thesis based from

148. ## sri Krishna

If x and y are rational numbers such that 15+¡Ì2/15-¡Ì2 = x+y¡Ì2, then the value of x and y ate respectively:

149. ## Physics

what quantities are needed to describe motion -is it to know how position changes with time what are 2 pictorial methods to describe motions??

150. ## physics

A circular wire is connected to a galvanometer. A solenoid is placed inside the circular wire. The solenoid has 520 turns per meter, a cross-sectional area of 0.007 m^2 and a current charge from 0A to 0.7A in 1.25 ms. The circular wire has a n are of

151. ## ath

how do you add mixed fractions?

152. ## jyoti public high school

1 hunt "kida" ek bijli k khmbe par jiski lmbaai 20 feet h ....us roz din me 3 feet chhadhta hai aur raat ko soty ..soty 2 feet neeechy khisak jata h ...to btaaiye vo kida us khambe k upr kitne din me chdkr baith jaaega ......?

153. ## Chemistry Labwork

The uncertainty in each measured value of K is about + 10%. Are all of your measured values of K within the range (+ 10%) of the average K value? My K values are 343, 342, 341, and 344. My average is 342. I used 3 significant digits. How do I answer this

154. ## Science

1.)which best describes a cave ecoystem?(1 point) A.)Plentiful food, widely varying tempature B.)Plentiful food , constant tempature C.)Very little food , widely varying tempature D.)Very little food, contant tempature i put D am im correct?

155. ## Econ

In the case of a negative externality: Select one: a. the private market does not produce enough of the good. b. market price reflects the social costs of production. c. efficiency requires that the government impose a subsidy. d. market price reflects

If vector a & vector b are unit vectors ,then what is the angle between vector a & vector b so that vector a + vector b may be unit vectors

157. ## MATH

One half of a number minus 9 is 14

158. ## Human Growth

in order to study the schools of children from poor families, Jonathan Kozol moved to several different U.S. cities and taught in their poorest schools. After doing this for a few years, he wrote a book about his findings. Kozol’s work is an example of

159. ## algebra

previous question R=ab/a+b. Need to isolate the a. Question reads R equals to: a times b (on top) divided by a plus b Thanks

160. ## Human Growth

Because Lucy is large for her age, she may not have many friends. This is an example of the interaction between which two types of development? A. Physical and psychosocial B. Physical and cognitive C. Cognitive and psychosocial D. Psychosocial and

161. ## Calc 3 Surface Area

Find the surface area of the indicated surface. 1.) The Portion of z=4y+ 3x^2, between y=2x, y=0 , and x=2 2.) The Portion of z= x^2 + y^2, below z=4 . 3.) The portion of z= sqrt(x^2 +y^2) between y=x^2 and y=4. 4.) The portion of 2x+y+z=8 in the first

162. ## Human Growth

Abstract thinking and scientific reasoning generally do not begin to develop until: A. middle adulthood B. young adulthood C. adolescence D. middle childhood I choose D

163. ## Quick English check

Used alloyed, comprehend, comprised, cower, empathize, formidable, homogeneous, partisan, ponderous, and wary to complete these sentences. Please correct me if I'm wrong! 1. Winston Churchill wrote of the fascination people have for "the tiny things, the

164. ## math

if something is 80\$ but it is on sale for \$68 dollars what was the discount. show work.

165. ## english

Is this a correct sentence: The attractiveness of the company proposal troubled my coworkers more than me or should I use I at the end of the sentence

166. ## Edge ah am us ,maths

if the sum of the roots and product of the roots of ax^3-6x2+2ax-3b=0 is 3&6 respectively.Then find a and b.

167. ## physics

An object is located 27.6 cm to the left of a converging lens whose focal length is 46.5 cm. (a) Determine the image distance and (b) the magnification.

168. ## physics is this correct

What is the radius of a real or imaginary nucleus of 46X100 do I use the formula R = R_o * A^(1/3) and therefore (1.3*10^-15)* 100^(1/3) =6.0340655e-15?

169. ## history

how did searches for cibola and quivira help exploration and settlement in america borth of the rio grande?

170. ## Physics

what quantities are needed to describe motion -to know how position changes with time

171. ## Math

Question: Find the derivative f(x)= 4sqrtx(2sqrtx+6)

172. ## Human Growth

According to Erik Erikson’s psychosocial theory, there are eight developmental stages, each with its own crises to be resolved. Successful resolution of each of the eight crises: A. requires that the negative trait be eliminated altogether, and the

173. ## Microeconomic

Consider the market for peanuts. Initially, the quantity supplied is 35 and at \$2.50 each. Then a blight occurs that destroys a significant portion of peanut crops. This shifts the supply curve leftward. The new quantity supplied is now 30 and at \$3.50

174. ## physics

prove 1/2kt=3/2 iw^2 or 1/2kt=3/2 (rotational k.e)

175. ## physics eq check

just wanted to know if this is a correct substitution, we are given kinetic energy, and want the debroglie wavelength, that eq is lamba = h / p. = h/ mv Momentum in terms of KE: 1/2 m (p/m)^2 1/2 m p^2/m^2 KE = p^2/2m so... mv can be substituted as

176. ## Human Growth

Individual differences originate as a result of three basic developmental influences. These influences can best be summed up as: A heredity, genetics, and environment B. heredity, environment, and maturation C. family, friends, and ethnicity D.

177. ## Albegra

Tickets to a school play were sold for \$3.50 for each adult and \$2.00 for each child. A total of 325 people attended the play and the total amount that was taken in was \$875. How many of each kind of ticket was sold.

178. ## History

How many Latin American countries are there

179. ## OJTC

if a car was traveling 60 miles an hour and hit and in movable wall instantaneously stopping how many gravities of force would be involved

180. ## Human Growth

Social learning theorists such as Bandura are most likely to link the rise in school violence with children’s exposure to: A. media and video game violence B. poverty and parental neglect C. aggressive team sports D. abuse by teachers I choose A is that

181. ## algebra

solve the given formula for the variable a. r=ab/a+b

182. ## math

how do you find the ratio and percent of the ratio...14 students out of 29 are boys. what is the ratio for girls and the percent of girls.

183. ## english

Is this sentence correct using a subordinator conjunction Her name is Delores Watson while the donor is very generous or is this correct Whereas the donor is very generous, her name is Delores Watson.

184. ## edagahamus com.sec.school

if the sum of the roots and product of the roots of ax^3-6x2+2ax-3b=0 is 3&6 respectively.then find a and b.

185. ## Edagahamus, subject maths

if the sum of the roots and product of the roots of ax^3-6x2+2ax-3b=0 is 3&6 respectively.Then find a and b.

186. ## Science

Which of Earth sprees contain most of the mass?

187. ## ----->history<------

how did the native americans of texas react to the spanish missionaries?

188. ## Spanish

I'm working on an essay for Spanish. Below is what I have so far. Specifically, I am having trouble with ser / estar; subject - verb agreement, noun - adjective agreement. Can you help me proofread this? En este ensayo, voy a comparar el nivel de confort

189. ## math - fraction

1/4 + 7/50 + 27/50 =

190. ## English check

Used alloyed, comprehend, comprised, cower, empathize, formidable, homogeneous, partisan, ponderous, and wary to complete these sentences. Please correct me if I'm wrong! 1. Winston Churchill wrote of the fascination people have for "the tiny things, the

90% of 20

192. ## math

find the degree of 6x^2

193. ## Honors pre algebra

What is the mixed number form of 4.1 with a repeating 66?

194. ## terrorism

what are the 3 forms of wool sorters disease

195. ## english

Is this sentence a Independent Clause The rulers were worshipped. And then the depend clause would be after they died? Is this correct?

196. ## social studies

What is one way that young people can participate in their communities A. voting B. running for office C. serving on juries D. volunteering I chose D

197. ## Newburg Middle School. math

What are the 3 ways to wirte ratios?