Monday
September 15, 2014

Posts by ANONYMOUS


Total # Posts: 70,629

physics
A 1600n is supported by two cables of equal length two ends are fasted by two nail by place horizontal level at 8m part .find the tension each cables when the block6m below the horizontal level.
September 9, 2014

algebra
Last semester, a certain professor gave 41 As out of 215 grades. If one of the professor's students from last semester were selected randomly, what is the probability that student received an A? (Assume that each student receives one grade.)
September 9, 2014

algebra
Jessica is baking a cake. The recipe says that she has to mix 96 grams of sugar to the flour. Jessica knows that 1 cup of this particular sugar has a mass of 128 grams. She added one over two of a cup of sugar to the flour. Should Jessica add more sugar to make the exact ...
September 9, 2014

MATH word prob!
how many gallons of 70% alcohol solution must be mixed with 30 gallons of 23% solution to obtain a solution that is 60% alcohol? How do I solve this problem?
September 9, 2014

math
how do i calculate for class midpoint under statistics?
September 9, 2014

Physics
a racing car reaches a speed of 44m/s. at this instandt, it behins a uniform deceleration using a parachute and a braking system, and comes to a rest 4.8s later. Find the acceleration of the car
September 9, 2014

physics
1.A motorist drive along a straight road at a constant speed of 15.0 m/s.Just as she passes a parked motorcycle police officer,the officer starts to accelerate at 2.0 m/s^2 to overtake her. Assuming the officer maintains this acceleration, a) determine the time it takes the ...
September 9, 2014

economics 11
The demand and supply schedules for milk are as follows: Price Quantity Demanded Quantity Supplied 10 0 125 8 20 95 6 40 65 4 60 35 2 80 5 a. On the same graph, draw the demand and supply curves. What does the demand curve for a product describe? What does the supply curve for...
September 9, 2014

C Programming
how do i write a C program that accepts sales made by 5 sales reps for the 4 months that they have been selling the company's products. The program should then find the total sales for 4 months, total sales for each sales rep, and total sales per month. The highest and ...
September 9, 2014

chemistry
A 21.8603 g sample of impure magnesium carbonate was heated to complete decomposition according to the equation MgCO3(s) → MgO(s) + CO2(g). After the reaction was complete, the solid residue (consisting of MgO and the original impurities) had a mass of 18.7358 g. ...
September 9, 2014

math
distributive property -3(u-2v-4)
September 9, 2014

Accounting 7
10
September 9, 2014

Accounting 2
2
September 9, 2014

Chemistry
Ca(OH)2 + SO2 ----> CaSO3 + H2O Assuming that this process is only 80 % efficient, how much Ca(OH)2 would be required to remove 1000 grams of SO2?
September 8, 2014

science
It takes stu, a slimy slug, 20 minutes to travel from his favorite bush to the local trach can (a trip of 30 meters), how far can he travel in 1 hour (60 minutes)?
September 8, 2014

English
i need a summary of the book
September 8, 2014

Chemistry help
I need help on these last three problems. -do the following problems and express your answer in correct scientific notation.- 1. (10x10^6)/(2x10^2) 2. (9x10^-4)/(2x10^3) 3. (4x10^5)(7x10^-3)/(1.4x10^-6)
September 8, 2014

Urgent English help
2. Opened is double underlined.. A verb displays an action..
September 8, 2014

Urgent English help
Is #1 right? And for #2 would it be underlind school and double underline Martina's?
September 8, 2014

Urgent English help
Would #1 be underline rainbows, double underline thrill and circle Santiago? Would #2 be underline Martina's and double underline school?
September 8, 2014

Urgent English help
The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do.) *** Some may not have DO*** please correct me if I'm wrong...
September 8, 2014

Quick English check
The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do. please correct me if I'm wrong! 1. He removed the pictures ...
September 8, 2014

English
Thank you both
September 8, 2014

English
Who is your hero? I need 10 people and I only need 2 more people to ask.
September 8, 2014

Algebra
Given f(x)=(x)/(x+1) Find.... (f(x+h)-f(x))/h
September 8, 2014

Math
help
September 8, 2014

math
a drop of water is 0.00005 liter. write this number in scientific notation.
September 8, 2014

chemistry
The radius of a strontium atom is 215 pm. How many strontium atoms would have to be laid side by side to span a distance of 4.47 mm?
September 8, 2014

math
write 2.18 as a mixed number in simplest form
September 8, 2014

science
Three horizontal ropes pull on a large stone stuck in the ground, producing the vector forces and shown in the figure below. Find the magnitude and direction of a fourth force on the stone that will make the vector sum of the four forces zero. The magnitude of vector A is 99.5...
September 8, 2014

world geography
I DID NOT
September 8, 2014

statistics
Is 28.065 more or less than 28.506
September 8, 2014

math
What units would you use to measure the length of a wall?
September 8, 2014

physics
Two point charges 0.600 m apart experience a repulsive force of 0.400 N. The sum of the two charges equals 1.00*10^-5 C. Find the values of the two charges.
September 8, 2014

SS
Would getting tap water from a water body be an example of human-env. interaction?
September 8, 2014

P.E
I don't think so.
September 8, 2014

SS
Does being close to a water body increase humidity?
September 8, 2014

Math
Compute Darryl's total social security and Medicare taxes for the third quarter, if she is self-employed and earns $1020.00 on a weekly basis.
September 8, 2014

geometry
If two lines are perpendicular, then the two lines form right angles. If lines Imported Asset and Imported Asset are perpendicular, then they form right angles. If two lines are perpendicular, then the two lines form right angles. Therefore, since lines Imported Asset and ...
September 8, 2014

English
Should "street" be capitalized in this sentence? I live on 109th street.
September 8, 2014

SS
Could an example of relative location be that my apartment is an 8-minute drive away from the community center?
September 8, 2014

Science
Would the climate/weather count as the physical geography of a region?
September 8, 2014

Science
Does more humidity make plants grow faster?
September 8, 2014

math
Order of Magnitude (I'm not quite understanding it) 1) trying to 0.0000000734 estimated as the product with a single digit power of 10.*No multiple choice* 2) Trying to find the numbers that a greater than 7 x 10^-4 (Choose more than one answer type question) - 8 x 10^-4...
September 8, 2014

Math
What is the parent function for h from h(x) = 4x?
September 8, 2014

statistics
there are 450 employee in an organization. using the method of random sampling numbers, select a sample of 20 employees
September 8, 2014

physics
The position of a particle as it moves along the x axis is given by x = 15eƒ{2t m, where t is in s. What is the acceleration of the particle at t = 1.0 s? 4.
September 8, 2014

math
You can sell 170 pet chias per week if they are marked at $1 each, but only 160 each week if they are marked at $2/chia. Your chia supplier is prepared to sell you 80 chias each week if they are marked at $1/chia, and 170 each week if they are marked at $2 per chia.
September 8, 2014

Science
Why do we say that an explanation in science is tentative?
September 7, 2014

science
What's the difference between hypothesis and a theory?
September 7, 2014

Quick English help
The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do.) *** Some may not have DO*** please correct me if I'm wrong...
September 7, 2014

Quick English check
The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do. please correct me if I'm wrong! 5. He removed the picture ...
September 7, 2014

math
The least common multipul of two numbers is 60 and one of the numbers is 7 less than the other number.what are the numbers?justify your answer
September 7, 2014

math
The least common multiple of two numbers is 60, and one number is 7 less than the other number. What are the numbers? Justify your answer.
September 7, 2014

algebra 2
h(x)=x^3 -4. Find the domain, range and intercepts
September 7, 2014

Quick English check
The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do. please correct me if I'm wrong! 5. He removed the picture ...
September 7, 2014

Quick English check
The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do.) *** Some may not have DO*** please correct me if I'm wrong...
September 7, 2014

Chemistry
NVM got it!
September 7, 2014

Chemistry
A household receives a $155 electricity bill. The cost of electricity is $0.129/kWh.How much energy, in joules, did the household use?
September 7, 2014

Quick math help
Points EC bisects points AD at C. For each of the following, find the value of 'x' and the measure of the indicated segment. Please correct me if I'm wrong! 1. AC= 3x+6 and CD=2x+14 x=_______ AC=______ Answer: x=8 AC= 30 2. AC= 5x-8 and CD=16-3x x=______ AD=_____ ...
September 7, 2014

Quick question
Do y'all do asl on here? Cause I need help putting English sentence into asl sentences.
September 7, 2014

math
Jerry King is a server in a restaurant that pays a salary of $22 per day. He also averages tips of 18% of his total gross food orders. Last week he worked 6 days and had total food orders of $2,766.50. What was his total gross pay for the week?
September 7, 2014

math 8
how do I do these problems?
September 7, 2014

math 8
5. 8^3 * 8^7 (simplify) 11. ((5/8))^3 (simplify) 12. ((-2/9)^3)^5 16. 3^2 * 3^x = 3^12
September 7, 2014

English check
The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do.) *** Some may not have DO*** please correct me if I'm wrong...
September 7, 2014

Math
When graphing,do I always have to number the scale with a1first?
September 7, 2014

Chemistry- urgent!
Perform the following operations and express the results in the correct number of significant digits or decimal places. Express all results in scientific notation. Please help me I'm so confused on how to do this!! 15. (1.71 x 10^6)(6.73 x 10^-8)/2.25 x 10 20. (533)(24) 21...
September 7, 2014

Math
What would be the new ordered pairs of reflecting the figure formed by (-1, 5), (-2, 2), (3, 2), and (2, 5)?
September 7, 2014

Geometry help
Points EC bisects points AD at C. For each of the following, find the value of 'x' and the measure of the indicated segment. Please correct me if I'm wrong! 1. AC= 3x+6 and CD=2x+14 x=_______ AC=______ Answer: x=8 AC= 30 2. AC= 5x-8 and CD=16-3x x=______ AD=_____ ...
September 7, 2014

math
what is a five digit number less than 25,000 if each digits' value is one less than the digit to its right and is divisible by two and four
September 7, 2014

physics
A person swims with a speed v realative to water What dose this mean?
September 7, 2014

maths
The rectangle box with square base is open at the top. The maximum volume of the box made from 1200 m2 tin,in m3 is:
September 7, 2014

Organic chemistry
Thanks, DrBob222
September 7, 2014

Organic chemistry
A 200.0g sample of glucose(180.16g/mol, Kmp=1.86 degrees celcius/m, mp=146 degrees celcius)is contaminated with 5.000g of table salt, sodium chloride(58.44g/mol, mp=801 degrees celcius). What would the expected melting point of the mixture be?
September 7, 2014

environmental
Explain why statues which are the sources of federal environmental laws can be several pages or several hundred pages.
September 7, 2014

Algebra
What would be the new ordered pairs of reflecting the figure formed by (-1, 5), (-2, 2), (3, 2), and (2, 5)?
September 6, 2014

MATH HEL PLZ!!!!
8 is 8/1. Turn that fraction around and you get 1/8, the reciprocal.
September 6, 2014

prod and oper management
12
September 6, 2014

Chemistry
determine the location of the non significant zeros by rewriting the number and placing a bar over the zeroes that are not significant. 1. 8040 2. 4.2 x 10^5 3. 4.70 x 10^-6
September 6, 2014

english
Thank you ma'am
September 6, 2014

Chemistry
Give the number of significan figures and decimal places in each of the following: 1. 80750 X 10^-2 2. 9.9000 X 10^8 3. 30.366 X 10^4 cm^3 4. 0.11692 X 10^-5
September 6, 2014

physics
A skateboarder shoots off a ramp with a velocity of 6.4 m/s, directed at an angle of 54° above the horizontal. The end of the ramp is 1.4 m above the ground. Let the x axis be parallel to the ground, the +y direction be vertically upward, and take as the origin the point ...
September 6, 2014

math
A triangle having three equal sides is necessary and sufficient for a triangle having three equal angles
September 6, 2014

Geometry
Points EC bisects points AD at C. For each of the following, find the value of 'x' and the measure of the indicated segment. Please correct me if I'm wrong! 1. AC= 3x+6 and CD=2x+14 x=_______ AC=______ Answer: x=8 AC= 30 2. AC= 5x-8 and CD=16-3x x=______ AD=_____ ...
September 6, 2014

Math
*reflecting the figure formed by...
September 6, 2014

Math
What would be the new ordered pairs of reflecting the points (-1, 5), (-2, 2), (3, 2), and (2, 5)?
September 6, 2014

Geometry
Find the indicated values. Please correct me if I'm wrong! 1. B is between A and C. AB=2x+1, BC=3x-4, and AC=62. Find the value of 'x' and determine if B is a bisector. X=13 Is it a bisector? Yes 2. M is between L and N. LM=7x-1, MN=2x+4, and LN=12. Find the value ...
September 6, 2014

Geometry
W, R, and S are points on a number line, and W is the midpoint of point RS. For each pair of coordinates given, find the coordinate of the third point. Please correct me if I'm wrong! 1. R=4, S=-6 Answer: W=-1 2. W=-4, S=2 Answer: R=-10 *Could you please explain how you ...
September 6, 2014

Physics II
What is the sign and magnitude of a point charge that produces a potential of -2.00 V at a distance of 3.00 mm?
September 6, 2014

English/Grammar help
The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do.) please correct me if I'm wrong! 5. He removed the picture ...
September 6, 2014

physics
A flat circular plate of copper has a radius of 0.278 m and a mass of 42.6 kg. What is the thickness of the plate? answer in units of m
September 6, 2014

English
Is it wall?
September 6, 2014

English
The sentences below have transitive verbs so each verb has a direct object. Read each sentences and underline its direct object. (Underline the subject once, and double underline the action verb and circle the do.) please correct me if I'm wrong! 1. Sam burnt the toast. ( ...
September 6, 2014

Chemistry
1.04 g/mL
September 6, 2014

Physics
1.A bus travels 400 m between two stops. It starts from rest and accelerates at 1.50 m/s^2 until it reaches a velocity of 9.00 m/s. The bus continues at this velocity and then decelerates at 2 m/s^2 until it comes to a halt. Find the total time required for the journey. 2.A 28...
September 6, 2014

Physics
Thanks!
September 5, 2014

Physics
A flight traffic controller is watching two planes. One is 20.0 km away in a direction 35.0º west of north at an altitude of 1650 m. The other is 18.0 km away in a direction 75.0º north of east at an altitude of 1420 m. How far apart are the two planes? Ax = 20.0km*...
September 5, 2014

algebra
Write the equation for the following relation. Include all of your work in your final answer. Submit your solution. P = {(x, y): (1, 0), (2, 4), (3, 8), (4, 12),
September 5, 2014

English
There is this one too: My name is John Andersen and I want to tell you about myself and my family. My name is John Andersen, and I want to tell you about myself and my family.
September 5, 2014

English
Which is correct? That is the resume, and I want to learn more about her in the future. That is the resume and I want to learn more about her in the future.
September 5, 2014

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