Thursday
April 17, 2014

Posts by Stephanie


Total # Posts: 972

AP English 11
I have to write a paper for english, i keep getting bad grades and i use the paper rater sight always to make sure i do my best. it shows i get a 95 and my teacher gives me 30-20 points less and i dont under stand what im doing wrong. i need help on my next paper which is rese...

AP English 11
I have to write a paper for english, i keep getting bad grades and i use the paper rater sight always to make sure i do my best. it shows i get a 95 and my teacher gives me 30-20 points less and i dont under stand what im doing wrong. i need help on my next paper which is rese...

Chemistry
Consider titrating an unknown chloride sample with 0.10 +/- 0.01M AgNO3 and the following data: Initial Buret reading-0.19 +/- 0.02mL Final Buret reading- 9.26 +/- 0.03mL Unknown sample mass- 95.0 +/- 0.2mg Find the weight 5 of Cl- in the sample.

Geometry urgent!
If the radius of the two areas is 12in find the length of a chord of an arc of 45 degrees, 30 degrees and 60 degrees. I really don't know what to do here! Please help!!

Geometry
Thank you so much Steve!

Geometry
I have two questions... #1 if the radius of the two areas is 12in find the length of a chord of an arc of 45, 35, and 60 degrees. #2 the bases of a trapezoid are 30in and 9in and the nonparallel sides are 10in and 17in. Find the area.

Geometry
I have two questions... #1 if the radius of the two areas is 12in find the length of a chord of an arc of 45, 35, and 60 degrees. #2 the bases of a trapezoid are 30in and 9in and the nonparallel sides are 10in and 17in. Find the area.

statistics
a vending machine dispenses coffee into an 8 oz cup. the amount of coffee dispensed into the cup is normally distributed with a standard deviation of 0.03 oz.you can allow the cup to overfill 5 percent of the time. what amont should you set as the mean amount of coffee to be d...

physics
A tennis ball is struck and departs from the racket horizontally with a speed of 26.7 m/s. The ball hits the court at a horizontal distance of 18.7 from the racket. How far above the court is the tennis ball when it leaves the racket?

Math
If the line passing through the points (a, 1) and (5, 7) is parallel to the line passing through the points (8, 8) and (a + 2, 1), what is the value of a? a = ?

math
Jill said that an angle is made of any two rays. Is she correct? Explain

math
A farmer needs to fence a rectangular piece of land.She wants the length of the field to be 55 feet longer than the width. If she has 1310 feet of fencing material, what should be the length and the width of the field?

Trig
A 60-foot flagpole stands on top of a building. From a point on the ground the angle of elevation to the top of the pole is 45 degrees and the angle of elevation to the bottom of the pole is 42 degrees. How high is the building?

Math
A local men's suit manufacturer had 2,742 square meters of fabric to make identical suits, all of the same size. If each suit used 7.4 of fabric, how many suits could be made?

understanding and managing money
carmen santiago works for a number of business as a consultant. She has helped design accounting systems, provided accounting services and analyzed the finacial stregth of her clients' business. carmen is working as a

business
among factors that influence consumer decision-making, buyers remorse is generally associated with

Economics
The total operating revenues of a public transportation authority are $100M while its total operatiing costs are $120M. The price per ride is $1, and the price elasticity of demand for transportation ia -0.4. The transportation authority has to eliminate its operating deficit....

math
Solve: 1 2/8 x 2 1/9= A 2 10/36 B 3 11/36 C 4 5/36 D 2 23/36

math
A crew needs to pick up litter along one side of a section of highway that is 49.5 kilometers long. How many kilometers must the crew clean each day in order to finish the job in 5.5 days? A 0.11km B 0.9 km C 9.0 km D 11.2 km

Math
mr. prisillas leaves for work at 7:10am he arrives at work at 8:20 a.m how long does it take him to get to work

math
Because there are 3 tins, which can be represented by C is C+C+C=36 so 3C=36, then you solve for C so yes, but I think the equation is 3C=36

math
Ms Sue , Is the answer to this equation : The same number of cookies,C, in each of three tins makes a total of 36 cookies. Is the equation 36 = C divided by 3?

Math 310 Math for Teachers
At the same time but different speeds, two trains X and Y left from different stations, A and B, and moved facing each other (to opposite directions). They first met at the point that was 120 miles from station A. When X and Y reached the destinations (B and A respectively), ...

math
is it C. 36= C divided by 3 ?

math
which eguation matches the wrds? The same number of cookies,C, in each of 3 tins makes a total of 36cookies. A.) 36-c=3 B) c x 3 = 36 C) 36 = c divided by 3 D) c = 3 + 36.

Science
it's fill in the blank

Science
______ is a major component of bones and the proteins that build muscles.

science
Carnival mirrors make reflections look very odd. What makes the reflections in these mirrors so strange?

science
Carnival mirrors make reflections look very odd. What market the reflections in these mirrors so strange?

science
Carnival mirrors make reflections look very odd. What market the reflections in these mirrors so strange?

science
Carnival mirrors make reflection look very odd. What market the reflections in these mirrors so strange?

pre-algebra
thank you so much

pre-algebra
Nicholas is making cranberry relish for Thanksgiving. The recipe requires five pints of cranberries. Nicolas only has four cups of cranberries. How many more cranberries will Nicholas need to make cranberry relish? Show all your work. Please help don't get how to show my work

chemistry
Calculate the volume of gas you would expect to be evoleved if X mol of magnesium were reacted with an excess of HCl at standard conditions. Would the answer be X, 22.4X, or 22400X?

math
At a certain college, there are 7 men for every 5 women. If there are 440 more men than women, what is the total enrollment?

social studies
i think 4 is correct

SOCIAL STUDIES
WHICH OF THE FOLLOWING STATEMENTS IS SUPPORTED BY INFORMATION IN THE MAP 1] THE U.S GOVERMENTS WET TO WAR WITH FRANCE IN 1803 TO GAIN TERRITORY WEST OF THE MISSISSIPPI RIVER.2]IN 1865 THE U.S ECONOMY PRODUCED RAW MATERIALS TO BE EXCHANGED ABROAD FOR MANUFACTURED GOODS.3]DURING...

SOCIAL STUDIES
WHICH OF THE FOLLOWING STATEMENTS SUPPORTED BY THE INFORMATION IN THE MAP 1] AUSTRASLIA IS SELF-SUPPORTING IN OIL.2]AFRICA TRADES OIL ONLY WITH SOUTH AMRICA.3] THE SOVIET UNION HAS TRADE ROUTES WITH EVERY MAJOR CONTINENT.4] ALL OF THE MAJOR CONTINENTS HAVE CRUDE OIL RESERVERS ...

SOCIAL STUDIES
WHICH STATEMENTS BEST SUMMARIZES THE PARAGRAPH'S MAIN POINT? PLEASE

SOCIAL STUDIES
WHICH OF THE FOLLOWING STATEMENTS IS BEST SUPPORTED BY THE NEW STUDIES

SOCIAL STUDIES
WHICH ONE OF THE FOLLOWING CONCLUSIONS IS SUPPORTED BY THE RESULTS OF THESE STUDIES PLEASE HELP ME

math
I need to write a multiplication or division equation with a variable for the unknown for this problem: Maddie plants 3 seeds in each of 15 plots.

gen chem II
At what temperature does the average speed of an oxygen molecule equal that of an airplane moving at 560 mph?

UT
At STP a sample of neon gas occupies 502 cm3. How many moles of neon gas does this represent? answer in mols

math
how can you tell by looking at the coordinates of a point whether the point is on the x axis or y axis?

algebra
how can you tell by looking at the coordinates of a point whether the point is on the x axis or y axis?

Spanish 3 preap
I am curently using ser vs. estar. Can you tell me when I am suppposed to use these?

algebra
find an equation of i line given the slope and one point on the line m=2;(3,2)

algebra
A tiger can eat food that weighs up to 15% of its body weight. If a tiger can eat 75 pounds of food, how much does a iger weigh? Write and solve a percent proportion>

geometry
the vertices of a triangle are p(2,8, q(-8,-7)and r(5,-6). name the vertices of the image refected in the x-axis?

4th grade algebra
Christina has 1 less than 3 times as many bottles of nail polish as her sister, Lucia. They have a total of 25 bottles. How many more bottles does Christina have than Lucia?

math
Julie has a mystery number. When she divides the mystery number by 5, the remainder is 1 When she divides the mystery number by 6 the remainder is 4 When she didvides the mystery number by 7 the remainder is 6 What is the smallest number that could be Julies mystery number?

Algebra
(3/10)x-3=6

business finance
a bond that has $1,000 par value (face value) and a contract or coupon interest rate of 11.5%. The bonds have a current market value of $1,126 and will mature in 10 years. the firms marginal tax rate is 34%. what is the cost from this bond debt is __%

Ap Chemistry
A 100.0 mL aliquot of 0.200 M aqueous potassium hydroxide is mixed with 100.0 mL of 0.200 mL of 0.200 M aqueous magnesium nitrate.

math
Order each set of numbers from least to greatest. 0.27,0.56,0.212, 0.563, 0.276, 0.5

elementary school math
Which of the following symbols could you use to complete this number sentence? Explain your reasoning. .= + < # - > 7,000+800+9. 7,000+900+8

linking verbs
Is were a linking verb in this sentence? The chidren _were_disappointed when the game was cancelled.

elementary math
Which of the following symbols could you use to complete this number sentence? Explain your reasoning. = + < - > 7,000+800+9. 7,000+900+8

math
Hand stay that 546 can be represented by 53 tens and 16 ones. Us she correct? Explain.

math
What would be the simplest form of these numbers?:7/12,8/21,14/35

Math
what is 90 rounded to the greatest place?

Math
Light travels at 3.0x10^8 meters/seconds. A light-year is the distance light travels in one year. Given that there are 3.15x10^7 seconds in one year, how many meters are in a light year?

Math
Solve the equation for x. 30x+10x=40=16x+8

math
Use the associative property of multiplication to analyze the equation. (6X13)x8=zx(13x8) what is the value of z? a. 1 b. 6 c. 8 d. 13

math
A is the answer

math
Which equation demonstrates the commutative property of addition? a. 2x+y=y+2x b. 2x+y=2x+y c. 2x+y=2(x+y) d. 2x+y=y+(2+x)

math
The Great seto Bridge in Japan is 9,368 meters long. A bicyclist riding across the bridge can travel 500 meters in 1 minute. A person walking can travel 100 meters in 1 minute. How many minutes shorter is the bicycle trip than the walk?

English
These answers are my answers, they might not be the correct answers though. Keep in mind...I might be wrong. 1.a 2.c 3.c 4.b 5.c 6.d 7.d 8.b 9.a 10.a 11.b 12.a 13.d 14.d

math
Two trains heading toward each other are 400 miles apart. One train travels 15 miles per hour faster than the other train. If they arrive at the same station in 5 hours, how fast is each train traveling?

Science
Determine the pH of a .10M solution of KA, the potassium salt of HA. For HA, Ka=1.0x10^-5

Chemistry
Need help to identify 10 facts about the reaction that can be read in this equation: 2AgNO3 (aq) + PbBr2 (s) --> 2AgBr (s) + Pb(NO3) 2 (aq) I had already balanced the equation original was AgNO3 (aq) + PbBr2 (s) --> AgBr (s)+ Pb(NO3) 2 (aq)

PHI 103
U need to attempt to put the questions with ur answers on the forum and someone will verify if you are right. Do five questions with answers on each forum. No one is just gonna do your homework for you! U pay all that money to go to school, you gotta learn!

Biology
Questions for Exam 1 for Concepts in Biology 12 edition

Government
Which of the following is NOT a reason for holding congressional investigations? A) to focus public attention on an important issue B) to oversee the executive branch and its operations C) on executive order from the President D) to gather information i need help

Research and Writing
I am trying to write an internal memorandum and must analogize two cases first. I cannot get it straight in my head what the process it for making the analogy! HELP!!

Math
The Little Thrifty Market has a parking lot with dimensions 125 feet by 210 feet. How many square yards is that?

College Physics
A wheel of radius 0.398 m is mounted on a frictionless horizontal axis. The rotational inertia of the wheel about the axis is 0.0576 kg·m2. A massless cord wrapped around the wheel is attached to a 0.790 kg block that slides on a horizontal frictionless surface. If a ho...

Physics
A 3.1 kg ball is tied to a string and swung in a horizontal circle at a speed of 7.2 m/s. the radius of the circle is 2.2 m. What angle does the string make with the horizontal? What is the tension in the string?

Calculus exam review, PLEASE HELP!!
thank you !!

Calculus exam review, PLEASE HELP!!
find the angle between these lines [x,y,z] = [3,4,1] + s[-1,5,-2] [x,y,z] = [8,5,-9] + t[2,3,-6]

Calculus exam review, PLEASE HELP!!
(y-(5π/3 - 3/2) = (1 - (3√3)/2)(x-5π/3) like that ? :(

Calculus exam review, PLEASE HELP!!
thank you so much steve! for b) (y-(5π/3 - 3/2) = (1 - 3√3/2)(x-5π/3) is the square root for the whole 3/2 or is it just root 3 OVER 2.

Calculus exam review, PLEASE HELP!!
for each function, determine the equation of the tangent line to the graph for the indicated value of the variable. a) y = 3cosx + 4sinx + 1 , when x = pie b) y = x - 3cosx , when x = (5pie)/3

Geometry
Ida plans to construct a square showing exact measurements of the sides. Which combination of tools would best help Ida construct the square?

Chemistry
Complete combustion of 7.00 g of a hydrocarbon produced 21.4 g of CO2 and 10.2 g of H2O. What is the empirical formula for the hydrocarbon?

science
What 2 things do plants need to grow and thrive?

reading
choose the most effective thesis sentence from the following: A) I learned a valuable lesson B) Life is full of valuable lessons. C) The saying " Honesty is the best policy" is a valuable life lesson. D) Valuable lessons are important in life

PHI 103
Grading Summary These are the automatically computed results of your exam. Grades for essay questions, and comments from your instructor, are in the "Details" section below. Date Taken: 8/17/2012 Time Spent: 25 min , 48 secs Points Received: 10 / 10 (100%) Question ...

social studies
After world War ll the world's two powerful nations were the United States and _____.

math
√x^5/√x^2 change to exponential notation, then simplify. assume it is positive.

math
What is the product of 6.28 x 0.095

math
Find the product 3/2 x 4/5 =

math
Write an algebraic expression. Tell what the variable represents. Callie paid money to the kennel to board her cat for 13 days.

World War 1
well i know that, obviously. but what other conflicts would it have caused??

World War 1
can someone describe the alliances germany had during World War 1?.. and what would happen if these alliances were broken?

Music
You should do Domino by Jessie Jay. It's an AWESOME song!!!

World War 1
wait tabby, what do u mean tell serbia to deal with its own problems. the germnas were never allies with them

World War 1
what are your other opinions about the alliances of germany? in german point of view?

World War 1
any other ideas of peace proposals?

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