# Questions Asked onOctober 6, 2015

Anna has 32 red beads, 16 blue beads, and 8 green beads. She wants to put an equal number of each kind of bead on necklaces she is making. How many of each kind of beads can Anna put on each necklace? Can anyone explain this clearly.

2. ## Chemistry

2C2H6(g) + 7O2(g) → 4CO2(g) + 6H2O(g) In the equation, if 14 L of ethane (C2H6) and 14 L of oxygen (O2) combined and burned to completion, which gas will be leftover after the reaction, and what is the volume of that gas remaining?

3. ## Science

I have several questions 4: The image above shows particles in a medium. Which of the following shows the best conditions for a sound wave to travel? a, b, c, d----My answer is C 12. Which letter shows the type of wave that can be seen by the human eye? a.

4. ## Algebra

A rectangular auditorium seats 1960 people. The number of seats in each row exceeds the number of rows by 9. Find the number of seats in each row. Thanks!

5. ## english

Q2. Determine whether the underlined word groups are dependent clauses, independent clauses, or not a clause. ( 1.0) i. After the flood, the family moved into a temporary shelter. _____________ ii. Students enrolled in bachelor's and associate's degree

6. ## Geography

Construction of the Aswan High Dam did not provide the Nubian people with the predicted agricultural benefits. forced the Nubian people to relocate from their traditional homelands. provided the Nubian people with water for their traditional homelands.

7. ## algebra 1

A farmer can plow a given field in 7 hours. If his son helps him, they can plow the field together in 4 hours. How long would it take his son to plow the field alone? Express your answer as a fraction reduced to lowest terms, if needed.

8. ## Geometry

1. Why are points and lines hard to define? A point you can't move at all, a line you can only move back and forth in the same direction. Does drawing a point or a line accurately illustrate its characteristics? 2. What do we mean when we say a point

9. ## math- 165 calculas

An open box is to be made from a eighteen-inch by eighteen-inch square piece of material by cutting equal squares from the corners and turning up the sides (see figure). Find the volume of the largest box that can be made. figure ( a box and one side is

10. ## Word problems

Jennifer serves the volleyball to Debra with an upward velocity of 10.5ft/s. The ball is 5 feet above the ground when she strikes it. How long does Debra have to react, before the volleyball hits the ground? Round your answer to two decimal places.

11. ## Intro to Undergraduate Studies

Does the sentences below need to be cited? Why or why not? Bill Gates is the founder of Microsoft. Students who studied two hours a day did 25% better in the final exam.

12. ## Science

1.)The sporophyte generation produces spores that grow into a A.)Gametophyte B.)Gymnosperm C.)Angiosperm D.)Pupa 2.)Placental mammals develop A.)In leg an egg laid in water B.)In a pouch on the mother's body C.)Inside the mother's body D.)Inside an

Sal's Sandwich Shop sells wraps and sandwiches as part of its lunch specials. The profit on every sandwich is \$2 and the profit on every wrap is \$3. Sal made a profit of \$1,470 from lunch specials last month. The equation 2x + 3y = 1,470 represents Sal's

14. ## Scicence

The difference between the speed of sound in air at 0 C and the speed of sound in ar at 20 C is

15. ## CHEM

For a crystal with formula BaCl2.xH2O, a student conducted a gravity experiment and found out that 2.44 gram of this crystal can lost mass 0.36 gram when heated to 150 degree. Suppose water is the only reason of weight loss, what is the x value here?

16. ## art

In haystacks in Brittany by paul Gauguin the artist most obviously showed experimentation through his use of 1: perspective 2: texture 3:color 4: line My guess is 1

17. ## Algebraa

Which of the following is not equivalent to the formula d = rt? d over r= t r = dt d over t= r d over rt= 1

18. ## Math

Q. The coach of a baseball team separates the players into groups for the drills. Each group has the same number of players. Is the total number of players prime or composite, explain. - A. They really don't say the number in the book, but i would have to

19. ## Math

Find the restricted values of x for the following rational expression. x^2 + x + 6/8x^2 − 8x

20. ## Language Arts

1. In the following sentence, identify the word that the adverb is modifying. The ballerina danced gracefully on the empty stage. A. ballerina B. danced** C. empty D. stage 2. Identify the sentence below that contains coordinate adjectives. A. She wore a

21. ## Math

What is 0.000000132 in Scientific notation.

22. ## Chemistry

How many moles of chloride ions are in 100mL of a 0.3molar solution of AlCl3? #moles Cl =(.3M AlCl3)(.1L)(105g/mol / 132g/m0l)

23. ## Statistics

A survey among freshman at a certain university revealed that the number of hours spent studying the week before final exams was normally distributed with mean 25 and standard deviation 15. A sample of 36 students was selected. What is the probability that

24. ## Technology

1. Using a graphic organizer in the prewriting process can do all of the following except: A. organize the writers thoughts B. help narrow the writers topic C. research a writers story** D. help make the writing more detailed 2. Writing a story with proper

25. ## Math (Algebra)

Gretchen and Ezia received equal scores on a test made up of multiple choice questions and an essay. Gretchen got 18 multiple choice questions correct and received 19 points for her essay. Ezia got 15 multiple choice questions correct and received 31

26. ## Math

Draw two number lines that show 0.20 and 1/5 are equivalent

27. ## Statistics

According to one survey, the mean serum cholesterol level for U.S. adults was 195.1, with a standard deviation of 41.5. A simple random sample of 95 adults is chosen. Find the 46 percentile for the sample mean. Write only a number as your answer. Round to

28. ## Chemistry

30cm^3 of a mixture of methane and ethyne require 70cm^3 of oxygen for complete combustion. Calculate the composition of the mixture.

29. ## math

Here is the information for two pay-as-you-go cell phone companies, On Call- 3.5 hours: \$10 Talk Time- 1/2 hour: \$1.25 1)What is the unit rate in dollars per hour for each company? 2)Which company offers the best deal? Explain your answer. 3)Another

30. ## Mechanics

A man attempts to support a stack of books horizontally by applying a compressive force of F = 120 N to the ends of the stack with his hands. If each book has a mass of 0.95 kg, determine the greatest number of books that can be supported in the stack. The

31. ## math

yikes McTugg bought 1/2 pound of potato salad. He ate 2/3 of it for lunch. How much potato salad was left for an afternoon snack?

32. ## Calculus

A mass on a spring vibrates horizontally on a smooth level surface (see the figure). Its equation of motion is x(t) = 8 sin t, where t is in seconds and x is in centimeters. The first part of the question is to find the velocity and acceleration equations,

33. ## science

one side of a cube of an unknown metal measures 0.53cm. If the mass of the cube is 0.92g, what is the density of the cube?

34. ## Chemistry

. Show a chemical reaction by which hardness is added to water that also explains the formation of caves in limestone formations?

35. ## U.S. History (Ms. Sue)

How did the railways help in industrialization of the United States? A: Railways linked the distant regions of the United States in a transportation network, allowing things like natural resources, settlers, miners, workers, and new inventions to be

36. ## Anthropology

Why is the scientific method the most accurate way that humans have developed?

37. ## math

1. The formula v= (square root) 64h can be used to find the velocity, v, in feet. Round to the nearest tenth. a. 6.9ft/s b. 69.2ft/s c. 69.4ft/s** d. 69.3ft/s 2. How does finding the square root of a number compare to finding the cube root of a number?

asked by kayla ( plz help)
38. ## Music

Which term names a musical parameter? tempo notation

39. ## science

An object moving in a straight line at a constant velocity of 2m/s accelerates at 3m/s2 for 4s . what's the displacement of the object ?

40. ## Math

Find the height of the tower to the nearest tenth of a meter. the dimensions are 58 degrees and 36m. [its a right angle triangle]

41. ## Music

Which is an accurate statement? A high pitch will have a high amplitude. A low pitch will have a high frequency.

42. ## Physics

A stone is thrown from ground level at 72 m/s. Its speed when it reaches its highest point is 46 m/s. Find the angle, above the horizontal, of the stone's initial velocity. Answer in units of degree

43. ## la history

1. Why was an alliance with Native Americans important for Governor Miro to maintain? (1 point) Native American trade goods were popular items. The Spanish did not want the Native Americans to ally with the United States. The Spanish wanted the Native

44. ## math

If you know the rate of a water leak in gallons per hour, how can you find the number of hours it takes for 1 gallon to leak out? Justify your answer. THANK YOU!

45. ## pre-cal

Write a polynomial equation with integral coefficients that has 1/2 and 2i as solutions

46. ## CHEMISTRY

I also need help in this please: Suppose the original sample is unknowingly contaminated with a second anhydrous salt. Will the reported percent water in the hydrated salt be too high, too low, or unaffected by its presence? Explain. is it low? if so, can

47. ## Himma International College Minna

Chemistry: 30cm^3 of a mixture of methane and ethyne require 70cm^3 of oxygen for complete combustion. Calculate the composition of the mixture

48. ## Math

If the bakery started with an extra \$250 from the profits in December, describe how to use the information in the table to figure out the profit or loss of money at the bakery by the end of August. Then calculate the profit or loss.

49. ## Math

Vinnie decorated 72 cookies in 36 minutes how many cookies did he decorate per minutes

50. ## Gr.11 Biology

In guinea pigs, black cot is dominant to albino. Rough coat us dominant to smooth coat. A black smooth guinea pig was mated with an albino rough guinea pig. Their offspring were black rough and black smooth. If these were the only produced over a period of

51. ## english

Q3. Identify whether the word groups are fused sentence, comma splice or correct sentence. (1.0 ) i. First, I must go shopping, then I have to decide what to fix for dinner.(comma splice) ii. She was, however, tired and worn out.(comma splice) iii. I hiked

52. ## Statistics

1. If P(A) = 0.4 P(B) = 0.2 and P(A or B) = 0.5, find the sum of P(A and B) and P(A|B). -How would I even start this question? 2. Let A and B be two mutually exclusive events for which P(A) = 0.15 and P(B) = 0.3. Find P(A and B). -If it's mutually

53. ## science

1. which of the following must occur for speciation to take place? a. a population must be physically separated into groups b. harsh environmental conditions must be imposed on a population c. competition must occur between members of a populations d. some

54. ## U.S. History (Ms. Sue)

1. How much did the availability of resources aid in industrialization? Why? A: The availability of resources greatly aided industrialization as it was one reason for the nation's industrial success. This is because American companies could obtain these

55. ## help whit math

I need a website to study off of I have a times and fractions test help. I really need help if I don't turn it in I get an f help.

56. ## Coordinate algerbra

the perimeter of a rectangular athletic football field is 132 yards. the width is 12 yards less than half the length. what are the dimensions

57. ## Ece

Which of the following is not suggested to help a preschooler to separate from their family with less difficulty? A. Meet with a child a few hours before school begins. B. Use transition materials. C. Encourage families to visit. D. Show foster acceptance

58. ## physics

A car travels in a straight line for 4.6 h at a constant speed of 95 km/h . What is its acceleration?

59. ## Science

1. A pea plant with yellow seeds is crossed with a pea plant with green seeds. All of the offspring have yellow seeds. The allele for yellow seeds is A. dominant because all of the offspring has yellow seeds** B. recessive because all of the offspring has

60. ## lee

How to prevent Crimes among the youth

61. ## Maths

How would you solve for x with an equation like this? 0.2x^3 - 2.84x^2 + 8.532x - 2.4 = 0 I thought you would use the quadratic formula somehow, but I'm not sure

62. ## Quick Question on Immigrants and Refugees

How does culturally diverse families ( immigrants and refugees) impact the community?

63. ## Algebra

Write an equation of a line that passes through the given points. (-4,6) (1,1)

64. ## I need help answering this question

On Aug 14th, One of our Partner's ( Compuville ) cash book showed a debit balance of \$4,000.00. His bank statement showed a balance of \$4,270.00. On comparison the following were found: * check issued amounting to \$2,500.00 has not been cashed * The bank

65. ## English

Is "Metaphorically" a transition word?

66. ## living skill

Calculating Voltage across a Resistor (Parallel Circuit and series circuit)

67. ## astronomy

Which of the following two telescopes has a better angular resolution? 1) the Hubble Space Telescope (2.4 meter aperture) at optical wavelengths and 2) the Very Long Baseline Array (VLBA), a radio interferometer with a maximum baseline of 8600 km observing

68. ## Holy redeemer

What is the compound interest on a \$40,000 loan @ 16% for 3 years?

69. ## Physics

A 0.3 kg tennis ball is travelling west with a speed of 4 m/s and bounces off a wall. After bouncing, the ball is travelling east at 2 m/s. The tennis ball was in contact with the wall for 0.004 seconds. a) What is the initial and final momentum of the

70. ## MIS

Could someone help me rephrase this sentence please? In fact, the MIS course, it is something I am going to take seriously, it is going to help me learn more about technology, and I will be able to use my knowledge when I open my own business.

71. ## Algebra

Add or Subtract 1.) 3 7/12 + (-2 4/5)

72. ## Chemistry

A sample that is 63.9 % chloride by mass is dissolved in water and treated with an excess of AgNO3. If the mass of the AgCl precipitate is 1.045g, what was the mass of the original sample?

73. ## Algebra

Multi-Step The heights of the starting players for the Davis High School boy's basketball team are 78 1/2 in., 74 in., 71 5/8 in., 70 3/4 in., and 69 1/2 in. Find the average height of the starting players.

74. ## Physics

A football is kicked at ground level with a speed of 15.0 m/s at an angle of 39.0° to the horizontal. How much later does it hit the ground?

75. ## Algebra

The Height Of A Building In A Architectural Drawing Is 10 In. Its Actual Height Is 150 Ft. What Is The Scale Of The Drawing ?

76. ## math- 165 calculas

Find the horizontal asymptote of the graph of the function. (If an answer does not exist, enter DNE.) f(x) = x^3 − 3x^2 + 5x + 1/ x^2 − 5x + 3

77. ## math- 165 calculas

Find the horizontal asymptote of the graph of the function. (If an answer does not exist, enter DNE.) f(x) = 5x^2 + 1/ 7x^3 − 2x^2 + 5

78. ## Math

A particle starts at the origin and moves along the curve 4y = x^2 to the point (4, 4). If the y-component of its acceleration is always equals 2 and the y-component of its velocity is initially zero, find the x-component of its acceleration.

79. ## science

Suppose a scientist found a new fossil that indicated it was a primitive mammal. Relative dating techniques place the age of this fossil at a much earlier time than mammals were thought to exist. What effect will this finding have on understanding of the

80. ## Geometry

Find the image of O (-2, -1) after two reflections, first across the line y=-5, and then across the line x=1. (-2, -1) (-1, -6) ( 4, -9) ( 1, -5) I honestly think that the correct answer is not listed. Please help!

81. ## Physics

An object is thrown vertically up with a speed of 15m/s. How much time passes before it comes down at 15m/s? (air resistance is negligible)

82. ## math

1. Estimate the value of the square root of 45 o the nearest integer. a. -7 b. 6 c. 7** d. -6 2. An estimate for the square root of -66 is ? a. -6 b. -7 c. -8** d. -9 3. An estimate for the square root of 3 is? A. 1 B. 1.2 C. 1.7** D. 2

83. ## Music

Which term is used when a composer shortens a motive by using only part of it or by taking away notes? fragmentation

84. ## Math

How would you solve for x given the equation: (x/58.45) + ((0.86 - x)/74.55) = 0.01349

85. ## language arts

Which of the following details from “Harriet Tubman” best supports the inference that Tubman had religious beliefs? She is known by the code “Moses” among the escaping slaves. She signals her arrival to the escaping slaves with a forbidden song.

86. ## Music

What is orchestration? A composer creates various themes in a composition. A composer writes a piece of music. A composer assigns different musical lines to different instruments in a piece of music.

87. ## Math

Estimate. Then find the sum 540,943 + 382093

88. ## Math

Replace m with a whole number to make each statement true. m*10+m*13=138. What does the m represent?

89. ## chemistry

In a chemistry experiment, a student measures the density of iridium (Ir) metal as 21.52 g/cm3. The actual density of Ir metal is 22.65 g/cm3. What is the percent error of the student's measurement?

90. ## Physics

A 0.3 kg tennis ball is travelling west with a speed of 4 m/s and bounces off a wall. After bouncing, the ball is travelling east at 2 m/s. The tennis ball was in contact with the wall for 0.004 seconds. a) What is the initial and final momentum of the

91. ## PHYSICS

A mass of 100 gm is attached to the end of a rubber string 49 cm long n hving sn area of cross section 20 sqmm. The string is whirled around, horizontally at a cnstnt speed of 40 rps in a crcl of radius 51 cm. Find the young's modulus of rubber.

92. ## Union City

A segment of length 94 cm has rotated d degrees around center 0 what is the length? What is d and O

sorhab`s classroom, there are 3 rows of 7 desks in each row. How many desks are there in all

Write two possible quartic inequalities, one using the less than or equal to symbol (≤) and the other using the greater than or equal to symbol (≥), that correspond to the following solution : -6-√2

95. ## Match

Simplify: 9/40 divided by 1/5 times 3/8

96. ## Help write a friendly letter

how do u write a friendly letter HElP ME!!!!!!

97. ## math

The kids can choose 3 sides at the cafeteria, including a. fries, b.carrots, c. macaroni, d. broccoli, e. beans. how many choices they have? and what are the probability that a child is going to pick macaroni, carrots and beans (together)? I was thinking

98. ## Physics

A baseball is thrown at an angle of 29 degrees relative to the ground at a speed of 24.3 m/s. The ball is caught 51.0463 m from the thrower. The acceleration due to gravity is 9.81 m/s2 How high is the tallest spot in the ball's path? Answer in units of m

99. ## Louisiana History

1. Which was not a reason for the King of Spain to be cautious when siding with rebelling British colonists? A) The colonists were rebelling against a monarch B) Spain could acquire more land in the New World. C) The British colonists were not well-funded

100. ## math

Tamara has 4 times as many pages to read for her book report as maria. Tamara has 20 pages left to read. how many pages does maria have left to read?

101. ## Art

Color was used in this image to create all of the following except -Emphasis of the central figure -symmetrical balance -unit*** -radial balance

102. ## Quick English check

Using adapt, anecdote, endowed, enhance, facilitate, incantation, intimation, mitigated, restitution, and resuscitate put them in the right sentence. Correct me if I'm wrong!! 1. The star athlete has been ENDOWED with astonishing speed, strength, and

103. ## Physics

A ball of mass 0.6 kg, initially at rest, is kicked directly toward a fence from a point 20 m away. The velocity of the ball as it leaves the kicker's foot is 17 m/s at angle of 45 degrees above the horizontal. The top of the fence is 6m high. The ball

104. ## Maths

2t+8 is equal to or more than -4(t+1) Can someone walk me through this please? Math really is my worst subject....

105. ## physics

A mountain climber, in the process of crossing between two cliffs by a rope, pauses to rest. She weighs 575 N. As the drawing shows, she is closer to the left cliff than to the right cliff, with the result that the tensions in the left and right sides of

106. ## Chemistry

Could someone please walk me through how to solve this problem: A sample that is 63.9 % chloride by mass is dissolved in water and treated with an excess of AgNO3. If the mass of the AgCl precipitate is 1.045g, what was the mass of the original sample?

108. ## Physics

A 61 - kg ice skater coasts with no effort for 61 m until she stops. If the coefficient of kinetic friction between her skates and the ice is μk=0.10, how fast was she moving at the start of her coast?

109. ## Calculus/Math

lim ((1-2x)/(√1+x^2)-1) x→∞ Find the value.

110. ## English

I have to compare and/or contrast the forest in the scarlet letter for a research paper. I need help writing a thesis statement!!

111. ## Algebra

During a hurricane evacuation from the east coast of Georgia, a family traveled 260 miles west. For part of the trip, they averaged 70 mph, but as congestion got bad, they had to slow to 20 mph. If the total time of travel was 9 hours, how many miles did

112. ## Math

I need 30 desks in a classroom I have 4 rows with 5 chairs in each how many more do I need

113. ## Modern World Studies

This is what I am to write about: As industry spread, the British government initiated reforms to improve workers' lives. What motivated reforms in Britain? What kinds of reforms were enacted in Britain? Respond in two or more well-organized paragraphs. Be

114. ## algebra 2

Joe will rent a car for the weekend. He can choose one of two plans. The first plan has no initial fee but costs \$0.90 per mile driven. The second plan has an initial fee of \$65 and costs an additional \$0.40 per mile driven. How many miles would Joe need

115. ## Goverment junior secondary school kwanpe(G.J.S.S K.)

Find the angle between two forces P,Q which has 30N and 27 respectively if the magnitude of the resultant force is 38N

116. ## Chem

The crucible is handled with oily fingers after its mass measurement but before the 3 gram sample of the hydrated salt is measured. Subsequently, in part B.1, the oil from the fingers is burned off. Will the percent water in the hydrated salt be reported

117. ## Elective maths

A particle P of mass 7kg is suspended by two inextensible strings AP,BP of lengths 40cm and 75cm respectively. The ends, AP of the strings are attached to two point at the same level, whose distance apart is 85cm. Find angle APB and the magnitude of the

118. ## Statistics

Suppose that the weight of male babies less than 2 months old is normally distributed with mean 11.5 pounds and standard deviation 2.7 pounds. A sample of 36 babies is selected. What is the probability that the average weight of the sample is less than

119. ## Geometry

1. Why are points and lines hard to define? A point you can't move at all, a line you can only move back and forth in the same direction. Does drawing a point or a line accurately illustrate its characteristics? 2. What do we mean when we say a point

120. ## Pre-algebra

Explain why the point-slope formula cannot be used to find the equation of a line that is parallel to y-axis?

121. ## Statistics

The mean monthly rent for a one-bedroom apartment without a doorman in Manhattan is \$2,651. Assume the standard deviation is \$500. A real estate firm samples 100 apartments. What is the probability that the average rent of the sample is more than \$2,708?

122. ## Math

Jamal and dorothy wete hiking and had a choice between two trails. One was 5 1/3 miles long, and the other was 1 3/4 times as long. How long was the longer trail?

123. ## english

'first,i must go shopping,then i have to decide what to fix for dinner.' is this a CORRECT SCENTENCE ,COMA SPLICE OR A FUSED SCENTENCE?

124. ## Statistics

Electricity bills in a certain city have mean \$108.73. Assume the bills are normally distributed with standard deviation \$10.60. A sample of 47 bills was selected for an audit. Find the 46 percentile for the sample mean. Write only a number as your answer.

125. ## Pre-algebra

When graphing the equations y =2x-2,and y=2x+3, what observation can you make about the graphs. Can you make the same observation before graphing the lines? How?

126. ## University physics

prove the following rules if True or False using Boolean algebra (a)A+AB = A+B (b)(A+B)(A+C) = A+BC

127. ## maths

Anna picked 6 cards from these 10 digit cards to form a 6-digit number: 0 1 2 3 4 5 6 7 8 9, then asked Ola to guess what number she made. 1.Only the first digit is an odd number.2.The digit in the ten thousands place is twice the digit in the ones

128. ## Math

- square root of 63 is closest to which integer? I'm thinking it would be -8 but that would be -64 is it okay if it surpasses 63 by one?

129. ## math

An online retailer sells two packages of protein bars. Package A: 10-pack of 2.1 ounce bars Cost A: \$15.37 Package B: 12-pack of 1.4 ounce bars Cost B: \$15.35 1)Which package has the better per bar? 2)Which package has the better price per ounce? 3)Which

130. ## Physics

A car starts from rest on a curve with a radius of 140 m and tangential acceleration of 1.2 m/s^2. Through what angle will the car have traveled when the magnitude of its total acceleration is 2.3 m/s^2?

131. ## Math

-9(-5x+2)= -4(3x+2) I keep getting x=.30 but I know it's wrong!

132. ## Physics

A painter of weight 1000N stands 1.0m from the left-hand end of a uniform plank which is 5.0m long and weighs 800N. The plank is supported by two trestles each 0.5m from the opposite ends. Thre are two upward forces P and Q acting on the plank due to the

133. ## ChemistryPRELABS

The mass of potassium iodate (KIO3) contained in an impure sample was determined by titration with sodium thiosulfate (0.1005 M). The impure KIO3 was dissolved in 50 cm 3 of water, an excess of potassium iodide (KI) and 5 cm 3 of dilute sulphuric acid was

134. ## maths

Function for runner one: s=0.2t(t-5.1)(t-9.1) Function for runner two:s=2.4+0.75t 's' is for displacement and 't' is for time (where one minute is t = 1) At the start of a race, runner one begins with a displacement of 0m. However, at the start of the same

135. ## Comma question

Please use correct place comma for this sentence - Louisa bought mangoes and papayas and oranges.

136. ## math

Four years ago manny is 14 years old. If he is teice older than sam, how old is sam?

137. ## Physics

A car with a velocity of 21m/s is accelerated uniformly at arate of 1.6m/s for 6.8s. What is its final velocity?

138. ## CHEMISTRY

is this right? 5. After heating the crucible is set on the lab bench where it is contaminated with the cleaning oil used to clean the lab bench but before its mass is measured. The analysis continues where the mass of the anhydrous salt is determined.

139. ## Physics

Horse canters away from its trainer in a straight line moving 130 m away in 16.0 s. It then turns abruptly and gallops halfway back in 4.3 s? (a) Calculate its average speed. (b) Calculate its average velocity for the entire trip, using "away from the

140. ## MATH

The side of the square is: x + 5 ______ x - 5 Find its area. Thank You :))

141. ## MATH

find the perimeter of a triangle whose sides are: p-24/p^2-3p-18, -3/p+3 and p/p-6 its in fraction form^ Thank You :))

142. ## MATH

If the circumference of the circle in terms of π is: 4x + 8 _______ π cm then find its radius. 5x + 1 Thank You:))

143. ## English! HELP!!!

Can you please point out 3 cause and effect sentences in this passage: China Under Attack By Jonathan Miedel, Yough Middle School, Ruffsdale, Pa. Japan attacked China in 1937, launching the second Chinese-Japanese War. At first, Japanese forces overpowered

144. ## english

Q7. IN BRACKET IS THE ANSWER.WHICH is the correct verb in each of the sentences below. ( 3.5) 1. Many early Hollywood musicals, such as Top Hat, (A)the dancing of Fred Astaire and Ginger Rogers. (A) Feature (B) Features

145. ## Chemistry

A Stock solution has a total volume of 1.5l. It is diluted by removing 10 ml of the stock and adding 90 ml of water. the diluted solution has a concentration of the solute of 40mg/l a, what is the concentration of the solute in the stock solution? b, How

146. ## trigonometry

w=125/(cotA+cotB)

147. ## Social Studies

How has history been recorded in Southern and Eastern Africa? a) storytelling, passes from one generation to another b) through writing c) through both storytelling and writing d) through neither storytelling nor writing I think it is C. Am I correct?

148. ## CHECK ANSWERS for geometry

1. Why are points and lines hard to define? A point you can't move at all, a line you can only move back and forth in the same direction. Does drawing a point or a line accurately illustrate its characteristics? 2. What do we mean when we say a point

149. ## Math

It costs \$17 per square foot to buy and install a certain kind of tile on a floor. Find the cost of buying and installing that tile in a large rectangular room that measures 8.5 yards by 15 yards.

150. ## english

Q5. Repair Fragments. ( 2.5 ) i. Wanting to participate in the full college experience. ans. In the full college experience,wanting to participate. ii. The announcement of the return of intercollegiate athletics. ans. (I am unable to answer this) iii. For

151. ## math

writing expressions mandy collected from 28 subscribers on Monday and from a subscriber on Tuesday

152. ## Algebra

Gary's backyard is in the shape of a rectangle. his backyard is completely surrounded by 480 feet of fencing. The length of his backyard is 18 feet longer than its width. What is the area of Gary's backyard in square feet?

153. ## programming in basic

1 If four statements are entered with the same statement number, the computer will accept the ______ statement with the duplicate statement number first second third fourth 2 ______ is a valid BASIC number? 567890100 200,000 \$65 1.05E+09 3 Data provided

154. ## Science

What were five accomplishments of marie curie?

155. ## Physics

Light in a vacuum is incident on a transparent glass slab. The angle of incidence is 35.1°. The slab is then immersed in a pool of liquid. When the angle of incidence for the light striking the slab is 21.1°, the angle of refraction for the light

156. ## math

a rectangular field is 750 m long and 450 m broad has two roads in middle of it,which are 5 m wide, running at right angles to each other. one is along the breadth and the other along the length .find the area

157. ## History

The American revolution began one shots were fired at blank soon after the British and Americans met again at blank where they learned at the war would be long and bloody the continental army and blank were no match against a large number of British

158. ## U.S. History (Ms. Sue)

1. How did the discovery of new mines affect settlement of the West? A: The discovery of new mines brought hordes of miners desperately hoping to strike it rich to the West. This caused small towns to become boomtowns. When the mines closed, however, the

159. ## Definition

Hello!! So, I only need help with one definition. How would you define "Culturally Diverse Families" ? I think this but I feel like I am missing something, or something does not seem right... "Culturally Diverse Families are families that come from diverse

160. ## science

A dolphin swimming in seawater at a temperature of 25degree Celsius emits a sound directed toward the bottom of the ocean 150 meters below. what period of time passes befor it hears an echo?

161. ## math

A home owner goes to the hardware store to purchase the letters that make up a number for a sign he is making, (e.g., F-O-U-R, N-I-N-E, etc.). When he arrives, other customers are doing the same thing. The first customer buys the letters to display ONE,

162. ## pychology

According to research led by Sarina Saturn, which of the following is predicted by variations of a particular gene on the third chromosome, which influences oxytocin functioning?

163. ## Pre Calculas

7. For the function defined by: f(x)= {x^2, x1} a. evaluate f(0) 8. Solve the following system of equations algebraically. Verify your solution either graphically or by using matrices. 3x-y=0 5x+2y=22 9. Solve the following system of equations

164. ## English assignment

I'm trying to introduce dishonesty around the world in my first sentence of this paragraph. Around the world, there are many cases of dishonesty being committed in the form of lying, cheating and stealing. Is this sentence correct? Is it a good sentence to

165. ## U.S. History (Ms. Sue)

1. Why did the Homestead Act motivate settlers to move to the Great Plains? A: The Homestead Act provided a legal method for settlers to acquire clear title to property in the West. With their property rights secure, settlers were more than willing to move

166. ## English

Becoming a doctor is potentially one of my careers. Does this sentence sound awkward? If so, how else can I write it?

167. ## math

describe a real world relationship between the area of a rectangle and its width, as the width varies and the length stays the same. Sketch a graph to show this relationship.

168. ## KPANTEC

upthrust is equol apparent loss of weight is 200n fine the volume

169. ## Pre Calculas

7. For the function defined by: f(x)= {x^2, x1} a. evaluate f(0) 8. Solve the following system of equations algebraically. Verify your solution either graphically or by using matrices. 3x-y=0 5x+2y=22 9. Solve the following system of equations

170. ## math intercepts

a submarine is 800 meters below the surface of the ocean and is ascending at a rate of 40 meters every minute. mathematical reasoning can be used to determine when the submarine would reach the surface which graph below most accurately communicates this

171. ## Math

Find the lateral area of a tetrahedron. Slant height is 13in 12in for height.

172. ## math

!@#\$%^& has 10 puppies.sally has three times as many gold fish as !@#\$%^&.how many goldfish does sally have.

173. ## Science

How to high-tides change? How do Low-tides change? I would figure it would be the moon and sun, but I want other people's answers. (I thank all who answer)