Friday
December 2, 2016

Posts by Anonymous

Total # Posts: 102,938

Organic Chemistry
The pKa of CH3COOH is 4.76. What statement describes a solution of CH3COOH at pH of 6.4?
August 28, 2016

Bio physics chemistry pre medical
The vitamin a has a molecular formula c 20 h 30 o. How much no of molecules will be vitamin a has in 500mg capsule?
August 28, 2016

english
In Expanded Academic ASAP and other periodical databases, it's best to put your exact phrase in A. parentheses. B. between dashes. C. quotation marks. D. between asterisks.
August 28, 2016

algebra
The length of a rectangle is twice its width. The perimeter of the rectangle is 126ft.
August 28, 2016

Bio physics chemistry pre medical
balance the equation CH4 + 2H2O >>>4H2 + CO2 so twice times the volume (4/2). Law of combining volumes applies.
August 28, 2016

Math
A water tank is 5m tall and has a diameter of 3,5m.calculatethe capacity (volume) of the tank
August 28, 2016

physics
A truck traveling with an initial velocity of 26 m/s begins to slow down. The truck travels for 336 m in the time of 55 s. What is the truck\'s acceleration?
August 28, 2016

math
Formula of Area of triangle in coordinate geometry
August 28, 2016

Chemistry
22,342
August 28, 2016

Chemistry
if 12.8g of NaCl is added to 243.2 mL of water (density (1.00g/mL)). the volume occupied by the solution is 250.0 mL. Calculate the density of the salt water.
August 28, 2016

Chemistry
The weight of kclo3 which thermal decomposition o2 gas sufficient for the combustion of 1.12 litres of ethlene gas at STPis
August 28, 2016

Chemistry
One volume of a hydrocarbon require 3 volume of oxygen for complete combustion then formula for hydrocarbon
August 28, 2016

Chemistry
How many electrons involved in the reduction of one mole of Al2o3 to aluminium metal
August 28, 2016

Chemistry
How many moles of potassium permanganate is necessary to oxidise o.5 moles of soadium sulphate in acid medium
August 27, 2016

Math
If points X and Y are placed to the left of point Z on the line L such that 2YZ = 5XY, what is XY / XZ ? <_X________Y__________Z_> line L
August 27, 2016

Math
First problem: label GH as x. Then HI = 3x. Since GI is 24, you have x + 3x = 24. 4x = 24, 4x/4 = 24/4 so x = 6. This means that GH = 6 and HI = 18. Since HI/JI = 1/2, if HI = 18 then IJ = 36. The length of GJ is 6 + 18 + 36 = 60, GJ = 60.
August 27, 2016

Math
GH/HI = 1/3 and HI/IJ = 1/2 If the length of GI is 24 then the length of GJ is ________
August 27, 2016

Math
Thank you guys.
August 27, 2016

Math
Write the equation of a line that passes through (-10,3) and (-2,-5). What I have: y= -3/13x +b After doing y2 - y1/x2 - x, I got a slope of -3/13, but I'm confused on how to get the y intercept.
August 27, 2016

Hospitality and Tourism
I'm kind of confused like what difference will the word sector make?
August 27, 2016

Hospitality and Tourism
Or is the third one and fifth switched
August 27, 2016

Hospitality and Tourism
Match the definition with the word(s) Food and Beverage. Food and Beverage Sector, Hospitality, Lodging, Lodging Sector, Logistics, Recreation, Tourism, Travel and (tourism) Also known as accomodation Lodging Business of moving people from place to place Travel and (tourism) ...
August 27, 2016

math
Thickness of 12 sheets of paper is 2.4mm. find the thickness of 1 sheet of paper.
August 27, 2016

math
the lenght of a rectangle is twice its breadth. if its perimeter is 18cm, find its length and breadth
August 27, 2016

Computer Applications
Develop An Algorithm And Draw the Flowcharts To Find the Sum of Odd Numbers Between 100 And 200
August 27, 2016

Higher Math
if tan10x=cot5x, then what is the value of x?
August 27, 2016

English Lit
The tone is bitter angry sad unhappy miserable. Either one is okay
August 27, 2016

Physics
A heavy rainstorm dumps 1.0 cm of rain on a city 8 km wide and 9 km long in a 2 hour period. How many metric tons (1 metric ton = 10^3 kg) of water fell on the city? (1 cm^3 of water has a mass of 1g = 10^-3 kg) What I have thus far: 72 km^2 x (1E^10 cm^2/1km^2) x (10^-3 kg/ ...
August 26, 2016

7th grade math
your momy
August 25, 2016

World history.
ok thanks.
August 25, 2016

World history.
Jerichos status as the first city with a wall indicates that a. it was the first city built in during the old stone age b. it was the first time concrete was used as a building material c. it had a government that could organize construction projects d. it was the first time a...
August 25, 2016

American government
yesman is actually a king TYSM
August 25, 2016

Maths
A group of 48 ants have food for 16 days but 12 ants died after 4 days due to rain. For how many days the remaining food will be enough
August 25, 2016

Physics
An electric motor runs at a constant rotational frequency of 3000 r/min and has the load of 75 Nm and a 5,0 Nm extra load of friction and gear. The efficiency of the motor is 78%. a) What is the input power of the motor? b) What is the work done by the motor in 24 hours and c...
August 25, 2016

Health
Which part of the health triangle includes sharing feelings with others A) physical B) social*** C) mental and emotional D) monetary My second answer would be mental and emotional
August 25, 2016

MAth
The diameter of a barrel is 56cm. It is rolled over 2944cm. How many complete revolutions is needed?
August 25, 2016

maths
what is the value of (2)^x/2+(3)^x/2=(13)^x/4
August 24, 2016

S.S. Connexus
🙄
August 24, 2016

S.S. Connexus
Any One know the answers the the Social Studies 8 A Unit 3: The Revolutionary Era test?
August 24, 2016

math
since YZ = 18 XY/YZ = 7/9 substitute 18 to YZ XY/18 = 7/9 then multiply XY = (18) (7/9) XY = 14 then solve WX/XY = 5/7 substitute 14 to XY WX/14 = 5/7 WX = (14) (5/7) WX = 10 summarize the value WX = 10, XY = 14, YZ = 18 How long is WZ? 10 + 14 + 18 = 42 WZ = 42
August 24, 2016

math
wx/xy = 5/7 and xy/yz = 7/9 if YZ = 18 how long is WZ?
August 24, 2016

Math
1/2 (90) + 1/4 (84) + 1/4 (x) = 82 LCD = 4 2 (90) + 1 (84) + 1 (x) = 4 (82) 180 + 84 + x = 328 x = 328 - 180 - 84 x = 64
August 24, 2016

Math
The score for half of the students in a class on a certain test was 90. The score for another fourth of the students was 84. if the average (arithmetic mean) score for all of the students was 82, what was the average score for the remaining students?
August 24, 2016

Math
average = ( a + b ) / 2 substitute the value of b = 11a ( a + b ) / 2 ( a + 11a ) / 2 = 12a / 2 = 6a
August 24, 2016

Math
If b= 11a, what is the average (arithmetic mean) of b and a in terms of a?
August 24, 2016

Maths
elaborate the given use equation tool
August 24, 2016

Math
Twenty-five people are asked to donate money to a local charity.Exactly fifteen (15) give at least P100 each. If x is the average (arithmetic mean) amount donate, what is the lowest possible value of x?
August 24, 2016

Math
A chemical compound becomes 1.375 degrees hotter when one gram of calcium is added to it. how much calcium must you add to raise the temperature of the compound by 75.625 degrees/
August 24, 2016

Math
If the average of x and y is 10, then the average of x + 7 and y + 17 is ?
August 24, 2016

Math
s – 246 = 100 What is s?
August 24, 2016

Science
A racecar driver steps on the gas, and his car travels 16 meters in 2 seconds, starting from rest. What is the average velocity in m/s and km/h?
August 24, 2016

Math
The difference between 191.60 and 191.63 is 0.03 so I would say that three is worth about 0.03
August 24, 2016

math
24 and 96
August 24, 2016

math
A box contain 120 oranges 20 percent of them are not suitable for sale hiw many oranges are unsuitable for sale. How many orange could be sold
August 24, 2016

MAth
The diameter of a barrel is 56cm. It is rolled over 2944cm. How many complete revolutions is needed?
August 24, 2016

physics
A block of wood is 8.00cm long, 20.0cm high, and 0.10m wide. its mass is 1.00kg. what is its density in g/cm3?
August 24, 2016

pre-algabra
im trying to figure this out can you help me. the question is you download 12 new songs to your MP3 player. Then you 5 old songs. and then it says i have to write the amount as an integer. can you please help me.
August 23, 2016

Algebra 1
To which subsets of real numbers does the number –22 belong? Choose all subsets that apply. whole numbers** rational numbers integers** irrational numbers natural numbers Maximum choice is 2
August 23, 2016

waketech
How many cords of wood could you fit in a room that is 88 yards​ long, 88 yards​ wide, and 33 yards​ high? Use the fact that 1 cordequals=128 ftcubed3 and 1 ydcubed3equals=27 ftcubed3.
August 23, 2016

Language
Mary was awarded first prize in the contest
August 23, 2016

American government
Ms sue you rude
August 23, 2016

American government
It was d
August 23, 2016

American government
She just wants you to learn the answers on your own lol
August 23, 2016

American government
This lady is rude!
August 23, 2016

Physical science check my answers
2. Speed 3.velocity 4.B or C
August 23, 2016

American government
So it is C
August 23, 2016

American government
so it is c
August 23, 2016

home project
I my room is 15 by 15 square feet, how many tiles would i need
August 23, 2016

mechanics
A projectile is launched from the origin with a speed of 2 ms−1 at the angle of 60∘ from the horizontal. Assume that ground to be flat and plane of trajectory to be x-y plane with x-axis along horizontal. The radial and tangential components of its velocity at its ...
August 23, 2016

Math
Determine the miles traveled in 5hours at a rate of 189 miles in 3hours
August 23, 2016

Math
1011
August 22, 2016

Science - Please Look!
100%!!
August 22, 2016

Math
The present age of a woman is 30years older than her daughter. 15years ago she was twice as old as her daughter. How old is her daughter at present. How old would the woman be 12years from now.
August 22, 2016

Science
What is the function of the nucleus in a cell? A.The nucleus controls the cell’s activity.** B.The nucleus identifies a cell as belonging to a plant. C.The nucleus determines what substances enter and leave the cell. D.The nucleus can be seen under a transmission electron...
August 22, 2016

Science
Which of the following is not part of the cell theory? A.Cells are the building blocks of life. B.All living things are made up of cells. C.All cells are created from other cells through cell division. D.The nucleus is the control center of the cell.***
August 22, 2016

science
an electron orbiting around hydrogen atom in circular orbit of radius 1armgstrom with the speed of 5*10^6 m/sec. Calculate magnetic field produced at the nucleus?
August 22, 2016

Maths
120 liter lemonade solution require 11%sugar and 9%juice solve for sugar and juice requirements
August 22, 2016

Chemistry
There are three naturally occurring isotopes of the hypothetical element hilarium 41Hi, 42Hi, and 44Hi. The percentages of these isotopes are the following: Hilarium Natural Isotopes Abundance 41Hi 18.7% 42Hi 43.6% 44Hi 37.7% You can assume that the atomic masses are exactly ...
August 22, 2016

Math
If I have 25 dollars and need to buy 25 fruits. The fruits is watermelon is 4 dollars. Peaches is 50 cents. Apples is 25 cents.what 25 fruits can I buy with 25 dollar's?
August 21, 2016

maths
the difference between two numbers is 16. if the smaller number is one-third of the larger number than what find the numbers
August 21, 2016

Math
If I have 25 dollars and need to buy 25 fruits. The fruits is watermelon is 4 dollars. Peaches is 50 cents. Apples is 25 cents.what 25 fruits can I buy with 25 dollar's?
August 21, 2016

Chemistry
How many grams of KCl should be added to 1.5kg of water to lower its freezing point to -7.5°C
August 21, 2016

Math
If I have 25 dollars and need to buy 25 fruits. The fruits is watermelon is 4 dollars. Peaches is 50 cents. Apples is 25 cents.what 25 fruits can I buy with 25 dollar's?
August 20, 2016

Algebra
What would the domain of Y=_/2x+14)/(x^2)-49 be? (2x+14 is under a square root) There's a hole but I do not know how to factor them
August 20, 2016

algebra
a ball is dropped from the top of a building that is known to be 256 feet high.the formula for finding the height of the ball at any time t is h=256-16t^2,where t is measured in seconds.how many seconds will it take for the ball to hit the ground?
August 20, 2016

maths
If the length of a rectangular room is 4 times its width,how is the room if it is 6,8 m long.Calculate the perimeter of the room.
August 20, 2016

chemistry
what is the concentration of na and co3 ions in 0.2M aqueous solution of na2co3
August 20, 2016

Maths Mensuration
Rs 448
August 20, 2016

government
what states supported the new jersey plan
August 19, 2016

Social Studies (check answers)
thank you guys :) 100%
August 19, 2016

American government
Ms sue you rude 👋🏽
August 19, 2016

calc
Suppose the marginal cost is C′(x) = e^−0.3x , where x is measured in units of 200 items and the cost is measured in units of $10,000. Find the cost corresponding to the production interval [200, 1,000]. Round to the nearest dollar.
August 19, 2016

Maths
A bag contains marbles of three different colours red, blue , yellow. 2/5 of the marbles are red. The ratio of the number of blue marbles to the number of yellow marbles is 5:7. What fraction of the marbles in the bag is blue? There are 54 more red marbles than blue marbles. ...
August 19, 2016

Math
How do u simplify ab to the 3rd power over b to the 2nd power
August 19, 2016

Language Arts, someone check please?
So, the first one is A?
August 18, 2016

High Agility Math
Juan has twice as many brothers as sisters. His sister Maria has 5 times as many brothers than sisters. How many children are in the family?
August 18, 2016

Health
Social ad physical.
August 18, 2016

Social Studies
James is right
August 18, 2016

Social Studies
all yall shut up
August 18, 2016

Social Studies
@anon Then please learn how to spell "site".
August 18, 2016

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