# Questions Asked onNovember 19, 2015

1. ## Chemistry

What is the molality of each of the following solutions? 1)Dissolve 0.610 mol of citric acid, C6H8O7, in 1.35 kg of water. 2) Dissolve 0.200 mg of KBr in 5.50 mL of water. 3) Dissolve 4.05 g of aspirin, C9H8O4, in 145 g of dichloromethane, CH2Cl2. For some

asked by Rach
2. ## MIZAN_TEPI UNIVERSITY

IF Vector B added to vector c=3x+4y,the result is in +ve y_axis with magnitude equal to that c,what is the magnitude of B?

asked by HABTAMU
3. ## english

what is the meaning of prestatement clue

asked by amerah
4. ## science

before 1937, all naturally occurring elements had been discovered except element 43. chemists predicted the chemical properties of this element, now called technetium. how were those predictions possible?

asked by serina chenette
5. ## History

***= my answers 1.) Shared government power between the states and federal government is known as Limited government Popular sovereignty Federalism*** None of the above. 2.) The government has only as much authority as the people give it is known as

asked by mstv
6. ## Child day care

One example of a form that would be created for staff at a child care center is a/an A. enrollment application. B. billing notice. C. diaper check record. D. fingerprint form. My answer is D, but I'm not sure.

asked by Tawana
7. ## Chemistry

P4 (g) + 3O2 (g) P4O6(s) At a particular temperature, Keq = 4.6. If [P4O6] at this temperature is 1.2M, calculate the concentration of P4 and O2 I'd rather have someone tell me how to do it, so I can do it myself since it's in preparation for an exam.

asked by Gemma
8. ## Physics

The following calculations are for EM radiation, for which the internal energy U=Vu, where u=u(T)is the total energy density. a) Show that (∂S/∂T)_v=V/T(du/dT), and and (∂S/∂V)T=(u+P)/T Note: use the answers in part a in part b and c b) Using

asked by Sara
9. ## Physics

A container is initially partitioned by a wall into two compartments. The left compartment has volume V1 and the right compartment has volume V2. Both compartments are filled with identical ideal gases at the same temperature T and with an equal number of

asked by Paul
10. ## Physics

The following calculations are for EM radiation, for which the internal energy U=Vu, where u=u(T)is the total energy density. a) Show that (∂S/∂T)_v=V/T(du/dT), and and (∂S/∂V)T=(u+P)/T Note: use the answers in part a in part b and c b) Using

asked by Sara
11. ## Physics

The following calculations are for EM radiation, for which the internal energy U=Vu, where u=u(T)is the total energy density. a) Show that (∂S/∂T)_v=V/T(du/dT), and (∂S/∂V)T=(u+P)/T Note: use the answers in part a in part b and c b) Using

asked by Sara
12. ## statics

What is a 95% confidence interval for the time my colleagues can stay awake on average for all of my colleaguesWhat is a 95% confidence interval for the time my colleagues can stay awake on average for all of my colleagues n=10sample mean = 2.33 not sure

asked by kish
13. ## Chemisty

the Keq of Mg(OH)2 is 2(10^-11). calculate the concentration of Mg ions in a saturated solution of this compound

asked by Julian
14. ## Physics

The 9-ball travelling and strikes the 13-ball, which is of equal mass and at rest. If this is an elastic collision, which statement below is true? Marks 3+4 = 7 a) All of the 9-ball’s energy and momentum are transferred to the 13-ball. b) All of the

asked by Asma
15. ## math

Find the area of the region. (Round your answer to three decimal places.) between y = cos t and y = sin t for −π/2 ≤ t ≤ π/2

asked by Jasmine
16. ## PHYSICS

A BATH CONTAINS 100 KG OF WATER AT 60 DEGREES CELCIUS. HOT AND COLD TAPS ARE THEN TURNED ON TO DELIVER 20KG PER MINUTE EACH A TEMPERATURE 70 DEGREES CELSIUS AND 10 DEGREES CELSIUS RESPECTIVELY. HOW LONG WILL IT BE BEFORE THE TEMPERATURE IN THE BATH HAS

asked by LANRE
17. ## math

what is diameter of the atomic nucleus of a lead atom is 1.75x10 negative15m

asked by angel laica baa
18. ## Maths

find two positive real numbers x and y such that their product is 800 and x+2y is as small as possible

asked by Raj
19. ## Math

A factory produces x calculators per day. The total daily cost in Shillings incured is 5x^2-800x+500. If the calculators are sold for sh (100-10x) each, i, Determine the profit function ii, Find the number of calculators that would maximize the daily

asked by Mesh
20. ## Math

A family wants to begin saviving for a trip to paris. The trip is planned for 3 years from now, and the family wants to accumulate one million shillings for the trip, if twelve deposits are made quartely to an account which earns interest at the rate of 8

asked by Mesh
21. ## math

a cube of side 4 cm is cut into i cmcubes. the ratio of the surface areas of the original cubes and cut-out cubes is

asked by nandini
22. ## math

Their are 12 crayons - 1 =9

asked by michelle
23. ## Math

At Cross Country, Tina can run 12 miles in 3 hours. How far can she run in 1 hour?

asked by DaCobi
24. ## A.AA.SK.v. math

2.7.12....10term

asked by shivani
25. ## rbm

A meter stick dropped a shadow of length 70 cm in the sun .at the same time ,a tree dropped a shadow 5.6m long .what is the height of the shadow

asked by Ayesha
26. ## Comm Tech

2.)How many positions are there in the media & design department? A.)One B.)Two C.)Three D.)Four

asked by YRN DJ
27. ## Comm Tech

3.)Which department is spending the least on salaries? A.)Accounting B.)IT C.)Marketing D.)Media & Design

asked by YRN DJ
28. ## Comm Tech

4.)Which Department Is Spending The Most On Salaries? A.)According B.)IT C.)Marketing D.)Media & Design

asked by YRN DJ
29. ## Math PLEASE HELP NOW

simplify the expressions... 1. (x^3)^5 2. (y^4)^5 3. 4^8/4^2(this is a fraction) 4. b^2/b^4(this is a fraction) 5. 28xy^7/32xy^12(this is a fraction) Please show me step by step because I am not really understanding these types of problems...

asked by PrimroseEverdeen
30. ## Physics

A cyclist travels a distance of 1200m due north before going 200m due east followed by 500m south-west.Draw a scale diagram to calculate the cyclist's displacement from her initial position.

asked by Amna
31. ## math

A cubical water tank has each edge 5m long. Find the volume of water in the tank if 1/5th of the tank is empty. Pls help... Urgent***

asked by adam
32. ## English 1

the old people i remember from my childhood were strong in their beliefs, and as we lived daily with them we learned a wise path of life to follow.this quote from 'A celebration of grandfathers' by rudolfo anaya shows what writing style?

asked by vincent
33. ## Math

A bodybuilder loads a bar with 550 Newtons (~125 pounds) of weight and pushes the bar over her head 10 times. Each time she lifts the weight 0.5 meters. How much work did she do?

asked by Jake
34. ## scale factors

The model of airplane has a wings[an of20 inches. The model scale of 1 inch = 3.5 feet. what is the wingspan of the actual airplane.

asked by Anonymous
35. ## Math

In my textbook, I was given these directions to follow when doing these problems: **Multiply. Express each result in Scientific Notation** 1. (4 x 10^9)(6 x 10^6) My work: (400,000,000)(600,000)= 240,000,000,000,000 My answer: 2.4 x 10^14 Am I right? 2. (5

asked by PrimroseEverdeen
36. ## HVAC

A gas is compressed inside a compressors cylinder. When the piston is at its bottom dead center , the gas is initially at 10 psig , 65 degree and 10.5 in. After compression and when the piston is at top dead center the gas is 180 degree and occupies 1.5

asked by Mike
37. ## math miss.sue can u plz check me answers plz

which of the following appears to be an irrational number? A. 3.7272727272... B. the root of 64 C. -6/25 D. 0.73303330...

asked by emma
38. ## SCIENCE PLZ I NEED HELP NOW

The joints highlighted in the image below are _______ joints. Fill in the blank

asked by Aurimar
39. ## Algebra I

**Match each word or phrase w/ its definition** Word Bank: A) least common multiple (LCM) B) repeating decimal C) reciprocals D) dimensional analysis E) terminating decimal F) least common denominator (LCD) G) multiple

asked by Hazel
40. ## texas history

which of the following was the weakness of the alamo

asked by awesomeguy123
41. ## Delhi International Happy School

Nisha had 12 baloons-2yellow,3orange,4red,3 purple. what fraction of her balloons was not yellow?

asked by Richa
42. ## Math

Bird flies 80m east, then 60m south, then straight up In to sky for 30m. A)at this point how far is bird from his nest?

asked by Sam
43. ## 7th Grade Proportion Help

A 10 acre field produced 750 bushels of corn. At that rate, how much corn can be produced from a 14-acre field? I really need help understanding this question I'm not looking for the answer. Please Help Me!

asked by MusicLover14
44. ## science

A boy shoves his stuffed toy zebra down a frictionless chute, starting at a height of 1.75 m above the bottom of the chute and with an initial speed of 1.07 m/s. The toy animal emerges horizontally from the bottom of the chute and continues sliding along a

asked by Lola
45. ## Pre-Algebra

how do I solve... 6/x + 3/ (I'm studying adding and subtracting mixed/improper fractions)

asked by |||Tris Prior|||
46. ## maths

My 1st question is: What is the cost of 1.2kg of putty at €3 a kg? And last question is: A salesman bought a car for €5,000 but later had to sell it for €4,750. How much was his loss?

asked by liam
47. ## Math/ algebra please help

Y - 5=1 over 3 A. -2 B. 8 C. 18 D.6 6x + 29 = 5 A. -4 B. -18 C. 204 D. -144 Combine like terms -21a + 16a A. -5a B. 5a C.37a D. -37a Simplify the expression 9a - b -2a - 10b A.-7a + 11b B. 11a+ 9b C. -11a+ 9b D.7a+11b 5(x+10)+x A. 6x+15 B.5x+15 C.6x+50

asked by Bandgeek15
48. ## Chemistry

A student titrates a 25.00 mL sample of HCl. If 20.50 mL of 0.175 M of KOH is required to reach the end point, what is the concentration of the HCl? 25.0 mL HCl x 1L/1000 mL x 0.175 M/1 L = 0.004375 mol HCl 0.004375 mol HCl/20.50 mL KOH x 1000 mL/1 L =

asked by Linda
49. ## English

Choose the answer that best matches the word "metamorphosing." When London speaks of Buck metamorphosing, he means that Buck a. lost his appetite b. changed into a different kind of dog*** c. dominated the sled dog team d. returned to his homeland Just

asked by Kaai97
50. ## English

Choose the answer that best matches the word "transient." A camp could be described as transient because it is a. sheltered b. temporary*** c. flimsy d. insular Just checking my work:) *** - My Answer Thanks, Kaai97

asked by Kaai97
51. ## English

Choose the answer that best matches the word "hindquarters." The farmer had to remove a large thorn from the horse's hindquarters. a. chest b. hoof c. front leg d. rear leg*** Just checking my work:) *** - My Answer Thanks, Kaai97

asked by Kaai97
52. ## English

Choose the answer that best matches the word "chivalrous." In a chivalrous gesture, Morgan sat in the hard chair, leaving the soft one for the elderly woman. a. confusing b. courteous*** c. harried d. reasonable Just checking my work:) *** - My Answer

asked by Kaai97
53. ## English

In Call of the Wild, whom does Buck replace as leader of the sled dogs? a. Sol-leks b. Dave c. Spitz*** d. Dolly

asked by Kaai97
54. ## Chemistry

Why did Mendeleev leave gaps in his early periodic table, and what was the ultimate importance of the gaps?

asked by Sara
55. ## IT

A list of tasks to be completed by a company for a special project is C Detailed Invoice Statement of Work Statement of Workload System Workload

asked by Please Help
56. ## English

In Call of the Wild, when John Thornton threatens against Hal against beating Buck any further, the conflict can best be described as a. man vs. man*** b. man vs. himself c. man vs. nature d. man vs. society

asked by Kaai97
57. ## Algebra

__fl oz = 1 1/2 pt 2 3/4 t = __lb

asked by Luce
58. ## Social Studies

what was significant about henry Mcneal Turner and black legislators? choose all that apply. 1. Their offices were protected by republican politicians. 2. They were African Americans elected to public office in the south after the civil war. 3. They were

asked by Anastasia
59. ## Social Studies.

Who wrote the Declaration of Independence? A) George Washington B) Thomas Jefferson*** C) John Adams D) Benjamin Franklin I am confused because I know B,C, and D had helped write it.

asked by Alexia Smith
60. ## Calculus 1

Find the local maximum and minimum for the function f(x)=2x^3-3x^2-120x+10

asked by TayB
61. ## math

review exercise 10 question 2

asked by khadija
62. ## English

It is a conversation between two friends about their journey to London. John asked Lee whether he had talked with the travel agent for Visa regarding their journey to London. Then, Lee replied him that the travel agent informed him that it would take at

asked by Ramesh
63. ## Social Studies

what was significant about how the Ku Klux Klan gained power and influence in the south?Choose all that apply. 1. It was often made up of important men in the Southern society 2. it was funded by northern politicians 3. It used fear and cruelty to send

asked by Anastasia
64. ## Algebra

I need more guidance on these...o_o Simplify these expressions 1. (x/3)^2 2. (2a/c^2)^4 (the expressions in the parentheses are fractions)

asked by Ariella
65. ## Statistics

The percent of fat calories that a person in America consumes each day is normally distributed with a mean of 36 and a standard deviation of about 10. Suppose that 16 individuals are randomly chosen for an experiment. A) Is it appropriate to use the normal

asked by Brandy
66. ## Chemistry

What properties do metalloids display, and where are metalloids found on the periodic table?

asked by Sara
67. ## Calculus 1

Find each limit: (a) lim x->1 (ln(x)+2x-2)/(x^2-1) (b) lim x->infinity (x^2)/(e^x)

asked by TayB
68. ## TEXAS HISTORY PLZ HELP FOR THE QUIZ I HAVE TODAY

what factors weakened the texas army at the end of 1835

asked by awesomeguy123
69. ## algebra

The area of a circle is 78.5 square centimeters, and a subtending arc on the circle has an arc length of 6pi. The estimated value of is 3.14. what is the measure of the angle subtended by the arc in degrees?

asked by Anonymous
70. ## World History

what is the social position of a merchant in both Christian and Islamic worlds.

asked by Morgan
71. ## math

Mr. X invested a part of his investment in 10% bond A and a part in 15% bond B. His interest income during the first year is Rs.4,000. If he invests 20% more in10% bond A and 10 % more in 15% bond B, his income during the second year increases by Rs.500.

asked by moon
72. ## math

If matrix A has x rows and x + 5 columns, matrix B has y rows and 11 – y columns and both AB and BA are defined for product then x and y are:

asked by Ahmad Faraz
73. ## Physics

A 5.0 kg skater begins a spin with an angular speed of 4 rad/s. By changing the position of her arms, the skater decreases her moment of inertia to one half its initial value. What is the skater's final angular speed? I thank you in advance for your time.

asked by Jose Luis
74. ## Social Studies

Well- this is kind of social studies...so anyway, I have to do a presentation on automobiles and I wanted to know some problems with automobiles in the 1920's? I already have: The automobiles scared horses because they were so noisy, people drove there

asked by Anonymous
75. ## science

a chunk of lead has a volume of 45cm^3 and a mass of 510g. What is the density of lead.

asked by zane
76. ## Calculus

Evaluate using long division. The integral of x/6x-5 dx How do I divide this?

asked by Sanaya

Michelle has half of her investments in stock paying a 6% dividend and the other half in a stock paying 10% interest. If her total annual interest is $680, how much does she have invested? asked by ivan 78. ## Algebra(please check my answers) **Choose the Vocab word that best fits the given sentences** ~Word Bank~ A)slope B)domain C)vertical line test D)function E)negative correlation F)solution G)range H)linear equation ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ GIVEN QUESTIONS W/ MY ANSWERS 1. asked by Maya^.^ 79. ## math A vendor bought 10 dozen eggs at the rate of Rs 22 per dozen. Six of the eggs were rotten. He sold the remaining eggs at the rate of Rs 2.50 per egg. Find his profit or loss. Ans-65 profit Pls help me asked by adam 80. ## Math Help!! Order the numbers from least to greatest. 3/8, 19/24, 2/3 Thanks.. :) In need of help to understand how to order. asked by Mani 81. ## Social Studies (Check, Please!) 1. What events in Roosevelt's life shaped his ideas and characters? A: Roosevelt winning a seat in the New York State Senate, becoming assistant secretary of the navy, suffering from polio, and being elected as the governor of New York were the life events asked by Victoria 82. ## Government Need help What is the difference between a member of the President’s cabinet and a czar? A)There is no difference. B)Czars are confirmed by the Senate but not cabinet members. C)The President appoints cabinet members but Congress appoints czars. D) Both asked by Davis 83. ## Pre-Calc The CN Tower in Toronto, Canada, is the tallest free-standing structure in North America. A woman on the observation deck, 1150 ft above the ground, wants to determine the distance between two landmarks on the ground below. She observes that the angle asked by Susan 84. ## algebra what is the coefficient in 3x to the second power + 2 asked by Caitlyn 85. ## math The game of checkers is played on a square board. If the area is 256 square feet, what is the perimeter of the board? asked by Anonymous 86. ## Geometry A dilation has center (0, 0 ,0). Find the image of the point (-1, -2, 0) for the scale factor of 3. Please help! asked by Belle 87. ## Calculus Evaluate the integral. Problem#1 Integral sign 4dx/[(x+3)(x^2 +3x) Does it matter where A, B, and C is placed over. Is there a particular order? Is it ..... (A/x)+(B/(x+3))+(c/(x+3)^2=4 Or ... (A/x+3)+(B/x)+(C/(x+3)^2)=4 I am confused because I get asked by Sanaya 88. ## algebra what are those? asked by Angel Davis 89. ## Math The quotient of two proper fractions is less than 1 asked by Joey 90. ## Math A dilation has center (0, 0 ,0). Find the image of the point (-1, -2, 0) for the scale factor of 3. I'm not sure how to do this. asked by Belle 91. ## Algebra A rock climber looks at the top of a vertical rock wall at an angle of elevation of 74 degrees. He is standing 4.2m from the base of the wall and his eyes are 1.5m from the ground. How high is the wall, to the nearest tenth of a meter? o_o I'm clueless asked by Maya^.^ 92. ## British literature Compare and contrast Samuel Pepys style in his diary entries and Jonathan Swift style Gulliver's travels. I need some help finding some things to compare and some things to contrast on both sides . Thanks asked by Help on essay 93. ## Government I think it is ( C ) but not sure, can someone verify correct answer Which part of Congress was designed to be more responsive to the citizens? A) Senate B) House C) Both Senate and House D) Neither Senate nor House asked by Davis 94. ## Phyiscal Science A group of researchers from a local lab are trying to get funding for a research study to determine if the color blue is better than the color green. They have written a proposal and submitted to the company that could potentially give them the money asked by Maisy 95. ## math which number is a perfect cube? 1. 5 2. 100 3. 125*** 4. 150 asked by cheyenne 96. ## Phyical Science The town of Seaside needs to build a new power plant. The old coal burning plant produces too much pollution and is no longer safe. The mayor decides that he will do some research on alternative forms of energy like nuclear power plants and solar power asked by Klara 97. ## Child day care A Child Development Associate (CDA) certificate is initially valid for 3 years. After that, it needs to be renewed every A. 5 years. B. 1 year. C. 3 years. D. 10 years. asked by Tawana 98. ## CIVICS The diagram below shows that the colonists formed some of their political views from historical documents.There are two sets of two boxes. The top box to the left says English Bill of rights. Then there is an arrow pointing to the top box on the right that asked by Draven 99. ## algebra 2a help True or False Complex numbers can be graphed on the real xy coordinate plane? asked by no of your business 100. ## Language Arts Some might correctly say that the prelude to summer is •autumn •winter •spring •a symphony asked by Kaleb 101. ## algebra 2a help the minimum value of a function is the smallest y-value of the function true or false asked by no of your business 102. ## Algebra 2 Solve by Substitution x + 2y + z = 14 y = z + 1 x = -3z + 6 asked by John 103. ## Math Help!! Order the numbers from least to greatest. 1/3, 1 and 1/4, 0.27, 1.35 I am sorry I really need help on this one. asked by Mani 104. ## math paul salary is 2,172 monthly he spend 1/4 in rent 1/8 in car 5/8 in others how much spend monthly in car and rent? asked by Anonymous 105. ## Algebra 2 Name the vertices and then find the values of x and y that minimize the objective function. x >= 2 y >= 0 3x + 2y >= 12 Minimum for C = x + 5y Help with system of constraints please! I'm terrible at this... asked by Reese 106. ## physics A series circuit consist of 6 ohms resistor,ammeter and battery. The current in the circuit is 0.5A but drops to 0.3A when another resistor of 8ohms is added in series. Find the battery e.m.f and its internal resistance? asked by davies 107. ## Evergreen High school A bullet traveling 700 m/s horizontally hits a target 150 m away. How far does the bullet fall before it hits the target? asked by Nanpan 108. ## Algebra An agent made a$7, 500 commission for selling a house. The commission rate is 6%. a. What was the price of the house? b. if the commission rate is raised to 7%, what commission would the agent make for the price in part (a)?

asked by Maya^.^
109. ## math

1. The amount Rs 2100 became Rs 2352 in 2 years at simple interest. If the interest rate is decreased by 1%, what is the new interest? 2. My grandfather was 9 times older than me 16 years ago. He will be 3 times of my age 8 years from now. Eight years ago,

asked by adam
110. ## High school

A bullet traveling 700 m/s horizontally hits a target 150 m away. How far does the bullet fall before it hits the target?

asked by Anonymous
111. ## math

can someone tell me why 9/15 is equivalent to 3/10 I cant seem to figure it out,??

asked by noah
112. ## TEXAS HISTORY PLZ HELP FOR THE QUIZ I HAVE TODAY

why did santa anna stay in texas A. he expected a difficult time defeating the rebels B.he had no desire to return to mexico C.his general persuaded him to remain D.he wanted to watch the destruction of the towns***** 2.santa anna orderd his troops in

asked by awesomeguy123
113. ## English

Which of the following sentences illustrates that The Call of the Wild is in third-person omniscient narration A. “’You ain’t going to take him out now?’” B. “’I’m takin’ ‘im up for the boss to ‘Frisco.’” C. “’Buck did not

asked by Kaai97
114. ## English

The detail that Buck used to hunt with the Judge's sons is part of which element of the plot of Call Of The Wild? A) climax B) conflict C) exposition*** D) rising action

asked by Kaai97
115. ## math

The value of 4x^3-x/(2x+1)(6x-3) when x=9999 If 7 men working 7 hrs a day for each of 7 days produce 7 units of work, then the units of work produced by 5 men working 5 hrs a day for each of 5 days is? Pls help***

asked by adam
116. ## Fractions

Kathy had 40 dollars. She gave Jared 3/4 of it .How much money did she have left?

asked by Shamira
117. ## math

out of 9/15 and 3/10 and 6/10 which are equivalent? and could toy tell me why, I am having difficulties with this! thanks

asked by minnie
118. ## CIVIC EDUCATION

WHAT ARE THE MAJOR LOCAL CIVIC PROBLEMS?

asked by IBRAHIM UMAR
119. ## English

The High School Step Team Karla’s cousin Jade urged her to join the step team. “This afternoon you should definitely try out!” Jade suggested after the final bell rang. “I know she wants the best for me,” Karla thought to herself, “but I’m

asked by Kaai97
120. ## Science

Name two types of evidence used to support the theory of evolution. Explain how scientists use each type of evidence to provide support for evolution. Give one example of each.

asked by Alexia Smith
121. ## Math

A dilation has center (0, 0 ,0). Find the image of the point (-1, -2, 0) for the scale factor of 3.

asked by Bela
122. ## math

another question I have, is what if you deposit $125 in American currency saving account, if the exchange rate is the same how much American money would I get if I exchange$400 in Canadian currency

asked by minnie
123. ## Algebra(please check my answers)

**Fill in the appropriate vocab words that best fit into the sentences below** ~" Word Bank "~ A) central angle B) line of symmetry C) reflection D) transformation E) vertical angles F) transversal G) point H) circle

asked by Maya^.^
124. ## algebra

12 less than the product of 14 and b

asked by nina
125. ## Physics

At the moment when a shotputter releases a 7.26 kg shot, the shot is 2.0m above the ground and travelling at 15.0 m/s. It reaches a maximum height of 8.0m above the ground and then falls to the ground. Assume that air resistance is negligible. What is the

asked by A
126. ## Chemistry

A solution of 0.316 M KOH is used to neutralize 16.0 mL H3PO4 solution H3PO4(aq) + 3KOH(aq) ¨ K3PO4(aq) + 3H2O(l) If 30.3 mL KOH solution is required to reach the endpoint, what is the molarity of the H3PO4 solution? Molarity = ____________

asked by LuigiR
127. ## Stats

Fill in the table below regarding populations and samples. The first column represents the question the statistician is trying to answer. Fill in the blank(s) for each row. 1.Is my well water safe? 2.Are as many girls born as boys in the world? 3.Which

asked by Logan
128. ## Calc

Set up an exponential function to model each real world situation then use it to find the requested values. The half-life of Carbon 14 is about 5700 years. You begin with 800 grams of this isotope. 1) Function: 2) How much Carbon 14 is there after: a)

asked by Issac
129. ## math

How many fewer minutes would it take the driver to travel a distance of 10 miles at a speed of 65 miles per hour than at a speed of 50 miles per hour? Round your answer to the nearest minute.

asked by mathew
130. ## Math fractions

A picture frame is 6 1/4 inches wide by 8 inches tall. If a 5 inch by 7 inch picture is to be centered in the frame, what should the right margin be?

asked by Devon
131. ## Chemistry

1.) Watch the animation, and observe the titration process using a standard 0.100 M sodium hydroxide solution to titrate 50.0 mL of a 0.100 M hydrochloric acid solution. Identify which of the following statements regarding acid-base titrations are correct

asked by LuigiR
132. ## Math

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

asked by Randy James
133. ## ---->history <----

According to the published works of santa anna, all of the following were resons for the mexican army defeat exept A.untrained recruits. B.his own micalculations C the soldiers fatige and lack of food D. supply problems

asked by awesomeguy123
134. ## Hisotry

Does anyone have any examples of how the first amendment can be used today? Thank you!

asked by Cara
135. ## math

Help me with this In a class of 30 students, 18 offer mathematics (M), 15 offer science (S) and 13 offer english (€). The number of students who offer all the three subjects is equal to the number of students who do not offer any of these subject. 10

asked by bwalya
136. ## Math

Evan type 72 pages of notes one day. He typed one half of the pages in the morning and one third of the pages in the afternoon. He type the rest of the pages in the evening. How many pages of notes that he typed in the morning and afternoon

asked by Adam
137. ## Math

1. What compromise did states reach for the purpose of determining representation by population in the House of Representatives? (1 point) Slaves would be counted as three-fifths of a person for official population counts. Slave populations would count for

asked by Mariana
138. ## Algebra 2 (Math)

Solve by the system of equations by substitution. x + 2y + z = 14 y = z + 1 x = -3z + 6 Anyone able to help me with this? I've been stuck on it all day and can't seem to solve it, it doesn't make any sense to me.

asked by Lucas
139. ## math rounding number to the underlined digit

8,464 the 8 is underlined my answer is 8,000 is that correct?

asked by mike
140. ## Physics

A 5.0 kg skater begins a spin with an angular speed of 4 rad/s. By changing the position of her arms, the skater decreases her moment of inertia to one half its initial value. What is the skater's final angular speed? I know the answer to be 8 rad/s,

asked by Jose Luis
141. ## algebra

I need help solving this please. x/4 - x/5 - 1/3 = 16/15

asked by kelli
142. ## ( RHIBMS )

Biochemistry

asked by Okaya
143. ## M

How I can write 35%as the sum of two benchmark

asked by Ffg
144. ## Marh

If my friend and I found 75 apples and I found 1 1/2 more than he did. How many did we each find?

asked by Marilyn
145. ## (RHIBMS)

Biochemistry

asked by Okaya
146. ## Algebra 1

You use a line best fit for a set of data to make a prediction about an unknown value. The correlation coefficient for your data set is -0.993. How confident can you be that your predicted value will be reasonably close to the actual value? a. I can't be

asked by basketball&batman
147. ## History

***= my answers 5.) A principle that divides power among the executive, legislative, and judicial branches of government is known as separation of powers. *** checks and balances. open door policy. referendum. 6.) Loyalists differed from Patriots in that

asked by mstv
148. ## MATH

5a2b – 13ab + 7a3 – 4b, in decending order

asked by Help URGENT I NEED IT NOW!
149. ## Physics

Find the pressure at the bottom of a swimming pool that is 1.1 m deep.

asked by m
150. ## Algebra

Word problem: A house is to be built on a lot 70ft wide by 100ft deep. The shorter side of the lot faces the street. The house must be set back from the street at least 25ft. It must be 20ft from the back lot line and 10ft from each side lot line. What are

asked by Maya^.^
151. ## science help

Two scientists did the same experiment but arrived at different results. The scientists most likely did not have accurate data and information misunderstand each other's interpretations belong to different backgrounds did not have instruments to take

asked by Oscar
152. ## algebra

How do you enlarge a pentagon and it's interior segments by a scale factor of 2. Then, enlarge it again by a scale factor of 4?

asked by Kayla
153. ## MATH

5a2b – 13ab + 7a3 – 4b how many degrees, and classify the term

asked by Help URGENT I NEED IT NOW!
154. ## English

What best describes Emily Dickinson's attitude towards death? A.sentimental B.angry C.accepting

asked by Dee
155. ## english

According to Dickinson, what is the character of Nature? Nature divides people from each other Nature is intentionally heartless Nature offers inspiration and meaning A or probably B.

asked by Dee
156. ## science help

One scientist discovered a new theory on the evolution of the universe. What is the next step for the scientist to take? A. transform the results of the theory into universal laws of nature. B. inform the scientific community so they can verify the

asked by Oscar
157. ## Biology

Find the complimentary DNA sequence after going through DNA replication… 1) AAGTCCAT a) ACTGAATG 2) TGACTTAC b) CGGAGTTT 3) GCCTCAAA c) TTCAGGTA

asked by Anonymous
158. ## chemistry

Write the molecular,complete ionic, and net ionic equations for the reactions that occur, if any, when solutions of the following substances are mixed: a) nitric acid and potassium carbonate b) sodium bromide and lead nitrate c) acetic acid and calcium

asked by Lyndsay
159. ## measurement

how many feet are in 1 mile and how many yards are in 1 mile

asked by misty
160. ## chemistry

what is the molarity of the KCI solution.

asked by Anonymous
161. ## Algebra 1

systems of equations with different slopes and different y-intercepts have more than one solution Always sometimes Never I believe it is Never or sometimes I am leaning towards Never

asked by A User
162. ## World History

This is only part of the whole passage. What is the best way to simplify the horrific event because all this info is great to to include in my Summary but I don't want to include it all. ______________________________________ In the Republic of

asked by Dina
163. ## algebra

How do you enlarge the pentagon and its interior segments by a scale factor of 2. Then, enlarge it again by a scale factor of 4?

asked by Kayla
164. ## algebra

The data below shows the number of hours a week on average a group of students spend volunteering for community service projects. What is a cumulative frequency table that represents the data? 4 5 10 21 6 2 9 8 12 15 8 14 6 4 6 11 3 2 9 16 22 23

asked by angela

Nata spent $28.00 on 2 DVDs. At this rate now much would she spent on 5 DVDs cost? asked by Anonymous 166. ## algebra I need help solving this please. x/4 - x/5 - 1/3 = 16/15 asked by kelli 167. ## function rule what is a function rule for the area of a rectangle whose length is 4in more than its width asked by Anonymous 168. ## math A baseball player's batting average is calculated by dividing the number of times a player got a hit by the total number of times the player was at bat. It is expressed as a decimal rounded to three decimal places. After the first ten games of the asked by Irene Wu 169. ## English That container of fried rice has spent six weeks in the back of the refrigerator. I need help finding the complete subject and the simple subject. asked by Brittany 170. ## vocab what things might you see hear or smell at a marina asked by pra 171. ## English I'm trying to do my Homework. And I need Help Please Help!! I have to find the Complete Subject and Simple Subject. Did the new tour guide remember to stop in the Ancient Greek gallery? asked by Help 172. ## Algebra 1. What are the next two terms of the following sequence? 1, 5, 9... A. 27, 211 B. 10,11 C.12,15 D.13,17 2. Which of the following are examples of arithmetic sequences? Choose all that apply. A. -2,2,6,10 B. 1,3,9,27 C. 5,10,20,40 D. 5,1,-3,-7 3. What is asked by Danielle 173. ## Math In a table of random digits, each digit is to occur with a probability of 0.1. a) A student examines a list of 200 random digits and counts only eleven 4’s and thus claims that the table is not really random. Explain the error in the student’s asked by Anonymous 174. ## science plz help 1. Compare the natural greenhouse effect with the human-induced process. asked by awesomeguy123 175. ## Geometry You place a steel ball with diameter 4cm in a water-filled cylinder that is 5cm in diameter and 10cm high. What volume of water will spill out of the cylinder? I'm lost.... asked by Maya^.^ 176. ## Biology .) CAGTGCAT _________ a) CGGTGTCT 2.) TGACTAAG _________ b) ACTGATTC 3.) GCCACAGA _________ c) GTCACGTA asked by OP 177. ## multiple choice economics Which law allowed states to pass right-to-work laws? A. Fair Labor and Standards Act of 1938 B. Taft-Hartley Act of 1947 C. Equal Pay Act of 1963 D. Civil Rights Act of 1964 I think its D asked by Alex 178. ## Calc Set up an exponential function to model each real world situation. 1) A mosquito population doubles every 10 days. Two mosquitoes of the opposite sex begin the process. Function: 2 x 2^t/100 2) Given the current inflation rate (~3%), prices double every 23 asked by Issac 179. ## Nutz Q: I can smell the pizza from a mile away asked by Deez 180. ## Algebra 2 Is my work for this problem correct? Directions: State the possible rational zeros for each function. Question: f(x) = 3x^2 + 2x – 1 Answer: Constant term:-1 Factors: 1 Leading coefficient:3 Factors: 1 and 3 ±1/1,3= ±1/1,3 and ±1/1,3 = ±1/1 and ±1/3 asked by Rudy 181. ## European History How should the U.S. have responded to the Bosnian genocide during 1992 to 1995? asked by Emina 182. ## Math Jack and jill both bought new coats. Jacks coat cost$8 less than Jills. If the total costs of of their coats was $112, how much did each coat cost? asked by Sammy Taylor 183. ## Physics If you want to design a set of five density rods (made of aluminum, iron, copper, brass, and lead), determine the ratios of the lengths of each rod to the length of the lead rod, the densest material in the group. The specific gravities of the elements are asked by Alyssa 184. ## Math George and Cindy are saving for bicycles. Cindy saved$10 less than twice as much as George saved. Together, they have saved $140. How much did each of them save? asked by Sammy Taylor 185. ## multiple choice economics How does a person’s perception of a good as a necessity or a luxury affect his or her purchase of it? A. If a good is perceived as a luxury, demand becomes elastic. B. People who have a lot of money will buy goods even if they think they are a luxury. C. asked by Alex 186. ## Algebra 2 Did I solve this problem correctly? Directions: State the possible rational zeros for each function. Question:f(x) = x6 - 64 Answer: Constant term:64 Factors:1,2,4,8,16,32,64 Leading coefficient:1 Factors: 1 ±1,2,4,8,16,32,64/1 = ±1, ±2, ±4, ±8, ±16, asked by Truda 187. ## Math For a game, a school bought 100 pizzas. Some were pepperoni and some were cheese. There are 4 times as many pepperoni pizzas as cheese pizzas. How many cheese pizzas did the school buy? asked by Sammy Taylor 188. ## MATH trying to work equation problems and my answer is different from answer in textbook. 12/x = -3 and 24=120/x 1. 12/x(12)= -3(12), x= -36 textbook has -4 2. 24(120)= 120/x(120), x = 2880 textbook has 5 What am I doing wrong??? asked by Amy 189. ## Math A board is 12.5 feet long. I cut 2 pieces that are 1.875 feet long and make 6 ramps with it. How much feet of board is left over? asked by Corrine 190. ## SCIENCE 1. Which of the following is an example of an environmental pressure? (1 point) the air pressure in the atmosphere a lake that is gradually running out of water a fight between two members of the same species breeding between two members of the same asked by Anonymous 191. ## math fractions Sherry spent 1/5 of her money on school supplies and 3/8 of the remainder on a CD player. She had$25 left. How much money did she have at first? do not use algebra

asked by daniel
192. ## geometry

how do you factor x^2-100 ?

asked by lindsey
193. ## English

Please help me correct grammar. Please be informed that starting on Nov.22,2015. Due to high consumptiom for the lectric bills. The internet usage charge will be P15.00 per hour and there will be no promo for P25.00 2 hours. Thank you.

asked by jessie
194. ## Math

I need help understanding how to identify the transformations when the quadratic is in factored form. f(x) = (x+3)(x-1) Thanks...

asked by Brandi
195. ## geometry

also how do you factor 16n^2-9 ?

asked by lindsey
196. ## Conrady

Math Bev has 25 books in her bookshelf that are either mystery or romance. If r represents the number of romance nooks she has, write an expression in terms of r that represent the number of mystery books she has.

asked by Gina Causley
197. ## Business Math

Myerson borrowed $8,500 at 9% ordinary interest for 200 days. After 120 days, he made a partial payment of$4,000. What is the final amount due on the loan?

asked by Ahmad
198. ## Math

The ratio of the lengths of the sides of a triangle is 2:4:5. The largest side is 33" longer than the small side. What is the perimeter? I don't know how to start it help please

asked by Anonymous
199. ## English

Please check my answer There was one student still taking the exam when the bell rang. Student is the subject and exam is the simple subject.

asked by Tiffany
200. ## English grammar

Please help me to arrange correct grammar below: Nov. 18,2015 Please be informed that starting on Nov.23, 2015 Due to high consumptiom for the electric bills The internet usage charge will be P15.00 per hour and there will be no more promo for P25.00 2

asked by jessie
201. ## geometry

16n^2-9 ?

asked by lindsey
202. ## math

When x¡ú0 cosec(x) - cot (x)/ x =?

asked by aamir
203. ## geometry

9x^2-25 ? so lost.

asked by lindsey
204. ## Physics

If a 180 pound body was dropped from a plane 5 miles in the air - how long would it take for the body to reach the ground?

asked by Bill
205. ## math

How do you subtract radicals? Example wise.

asked by khloe johnsonn
206. ## Chemistry

I have the mass of one element and the moles of a compound, How do I find the mass of it'd Product? [Zn + 2HCl = ZnCl2 + H2] (Slove for mass of ZnCl2)

asked by Derrick
207. ## Science

A 6.90-g sample of solid NiSO4·6H2O was heated such that the water turned to steam and was driven off. Assuming ideal behavior, what volume would that steam occupy at 1.00 atm and 100.0 °C?

asked by j
208. ## Chemistry

Zinc - .5 grams HCl- .2 moles Find the Mass of ZnCl2 [How would you solve this?]

asked by Derrick
209. ## math

5 lbs of walnuts equally divided into containers. each holds 5/8 of a pound . how many containers will be filled

asked by klb
210. ## math

Compute the hurdle rate above based on the following.1. Note payable bank $2,000,000.00 with rate of 7.5%, The company has a tax rate of 30%.2. Bank Mortgage Loan$1,000,000.00 with rate of 6% The company has a tax rate of 30%.3. Preferred stock

asked by Terry
211. ## Math: Geometry

The bases of trapezoid $ABCD$ are $\overline{AB}$ and $\overline{CD}$. We are given that $CD = 8$, $AD = BC = 7$, and $BD = 9$. Find the area of the trapezoid. [asy] unitsize(1 cm); pair A, B, C, D; A = (1,2); B = (3,2); C = (4,0); D = (0,0);

asked by I see you have graph paper. You must be plotting something.
212. ## chemistry

a gold nugget and a silver nugget have a combined mass of 14.9g. The two nuggets are heated to 62C and dropped into 15.0mL of H2O at 23.5C. When thermal equilibrium is reached, the temperature of the H2O is 25.0C. Calculate the mass of each nugget. Denisty

asked by Jule
213. ## physics

two point charges +q and -q are separated by a distance d. aside from infinity, where else is the potential due to these two charges 0?

asked by christine
214. ## Math

The quantity of p + 4 divided by 2

asked by Israel
215. ## Math

Samantha wants to find the height of a pine tree in her yard. She measures the height of the mailbox at 3 feet and its shadow at 4.8 feet. Then she measures the shadow of the tree at 56 feet. How tall is the tree?

asked by Aaron
216. ## physics

the following point charges are placed on the x-axis: +2.0μC at x=20cm,-3.0μC at x=30cm and -4.0μC at x=40cm. What is the potential at x=0?

asked by christine
217. ## Physics [Help, need answer in 10 min]

During a solar eclipse, the moon (of mass 7.36 × 1022 kg), Earth (of mass 5.98 × 1024 kg), and Sun (of mass 1.99 × 1030 kg) lie on the same line, with the moon between Earth and the Sun. What gravitational force is exerted on the moon by the Sun? The

asked by James
218. ## Chemistry

CO(g) effuses at a rate that is ______ times that of Xe(g) under the same conditions.

asked by Alex
219. ## math

the ratio of boys to girls in the gym is 7:5. when 6 more girls enter the gym, the ratio of boys to girls becomes even. how many boys and girls now in the gym?

asked by tante
220. ## math

for every 12 people crossing the street, 7 of them used the pedestrian lane and the rest did not. if 48 people crossed the street, how many did not cross in the pedestrian lane?

asked by tante
221. ## Chemistry

A sample of Br2(g) takes 38.0 min to effuse through a membrane. How long would it take the same number of moles of Ar(g) to effuse through the same membrane?

asked by Alex
222. ## math

a bakery sells bagels for $0.85 each an muffins for$1.10 each the bakery hopes to earn \$400 each day from these sales. Write an equation that represents the total amount the bakery would like to earn selling bagels and muffins each day. (sorry I have no

asked by Hannah
223. ## itdoesntmatter

What do medical assistants in New York fall under? Is it the physician practice act or the nurse practice act?

asked by noneofyourbusinesshottie
224. ## algebra

points A,B,C,D,E,F with no three collinear

asked by Kz
225. ## Calculus

Integral sign 8x/(x-1) dx Is it 8x+8ln abs (x-1)+C ?

asked by Sanaya
226. ## math 5th grade

Victoria has 2 pounds of flour she uses 2/5 of flour for pizza and 3/10 of the flour for bread. Find the weight of the flour she has left. Express in decimal form. I worked on this and the answer I came up with was 19.2 lbs left?

asked by mary