Mohammed
Most popular questions and responses by Mohammed
camestry
Calculate the number of grams of calcium chloride (CaCl2) needed to react with excess silver nitrate (AgNO3) to produce 6.60 g of silver chloride (AgCl). The equation for the reaction is given below: CaCl2 + 2AgNO3 → 2AgCl + Ca(NO3)2
asked on November 5, 2012 
professional ethics in engineering
Rachel works as a Quality Assurance Engineer at a large electronics company. She is responsible for the final testing of her company’s servers and is part of a team which decides when new products will be shipped to distributors for sale. Rachel’s
asked on April 4, 2018 
chemistry
A crucible containing potassium chlorate has a mass is 24.426 g. The crucible is heated according to the lab procedure for this week's experiment and is found to weigh 23.642 g. Write an equation for the reaction and, assuming that all the chlorate
asked on October 3, 2011 
English Please help
8. Neither of the glasses _________ full of juice. were weren't *was wasn't 9. In the living room _________ many interesting pieces of art. is isn't *are aren't Thank You
asked on February 21, 2013 
civic
what are the local civic problems
asked on January 27, 2016 
Differential calculus
Find the most economical proportions for a covered box of fixed volume whose base is a rectangle with one side three times the other.
asked on November 26, 2016 
Math problems
i am an odd multiple of 50p, my number of pounds is double 18
asked on June 5, 2011 
physics
the electric gun in television tube is to acelerate electrons from rest to 3×10^7m/s with in adistance of 2cm. what is electric field is required?
asked on April 27, 2019 
Chemistry
What will be the volume of ammonia formed from 2L of nitrogen and 2L of hydrogen
asked on February 26, 2016 
physics
The vector position of a particle varies in time according to the expression r with arrow = 6.60 i − 9.00t2 j where r with arrow is in meters and t is in seconds. (a) Find an expression for the velocity of the particle as a function of time. (Use any
asked on February 6, 2016 
Math problems
i am two numbers, the sum of my numbers is 1000, the diffrence between my two numbers is 100
asked on May 15, 2011 
Chemistry
What is d/t of donar and covlnt bond
asked on June 10, 2019 
Chemistry
The chemical formula of one of the nitrogen oxides is N2O5. What mass of nitrogen would be found in 54 g of N2O5?
asked on May 7, 2019 
Differential calculus
reservoir has the shape of a rightcircular cone. The altitude is 10 feet, and the radius of the base is 4 ft. Water is poured into the reservoir at a constant rate of 5 cubic feet per minute. How fast is the water level rising when the depth of the water
asked on November 26, 2016 
Algebra
Wilma drove at an average speed of 35 mi/h from her home in City A to visit her sister in City B. She stayed in City B 25 hours, and on the trip back averaged 55 mi/h. She returned home 40 hours after leaving. How many miles is City A from City B
asked on September 18, 2015 
GED
Is the English Writing test the most difficult GED test? I find Math easy. Am I required to memorize the Science and Social Studies? or will I be provided information and is the Science and Social Studies actually a reading test? Thank You in Advance.
asked on October 25, 2013 
Differential calculus
A light is placed on the ground 30 ft from a building. A man 6 ft tall walks from the light toward the building at the rate of 5 ft/sec. Find the rate at which the length of his shadow is changing when he is 15 ft from the building.
asked on November 26, 2016 
science
What is a form of energy that is always transferred from a warmer substance to a cooler one?
asked on April 30, 2019 
Organic Chemistry
Hello, I have done an experiment in Organic Chemistry called :SN1 Reaction: Synthesis of tamyl chloride from tamyl alcohol, there are some questions that I am unsure about, 1) What are the 2 rules of HCl in this reaction? Can you use NaCl instead of HCl
asked on February 29, 2016 
Bn
(a) A luggage carousel at an airport has the form of a section of a large cone, steadily rotating about its vertical axis. Its metallic surface slopes downward toward the outside, making an angle of 29.0° with the horizontal. A piece of luggage having
asked on February 29, 2016 
science
what is the specific heat of aluminum if temperature of a 28.4g sample of aluminum is increased by 8.1 c° when 207J og heat is added
asked on December 14, 2016 
SAT
please help. I am a foreigner. I need to get into a US college for a bright future. I bought the College Board SAT book. It has no word lists. How do I do well in the SAT? Any tips? Please give me help.
asked on January 19, 2014 
physics
What is the effect of increasing the inclination of the track to the acceleration of the rider in the experiment?
asked on February 18, 2017 
Differential calculus
Find the equation of the parabola w/ v(3,4) and with directrix y=0.
asked on November 16, 2016 
Math
A stero was discounted by 20 % and sold at the discount price of $256 which of the following equals the price of the stereo before the discount
asked on September 27, 2015 
grammar
correct the errors in the following sentence : My best childhood friend is her
asked on October 9, 2010 
Math
What do the digits in the number 15 add up to? Answer 1+5=___. Using single digits, how many different ways can you add up to 6?. Example: The least number of digits is 2, and it is 1+5=6. The greatest number of digits is 6, and it is 1+1+1+1+1+1=6. 1.How
asked on March 21, 2010 
Differential calculus
A piece of wire of length 2 m. is cut into two parts, one of which is bent into the shape of a square and the other into a shape of a circle. How should the wire be cut so that sum of the enclosed areas is minimum.
asked on November 26, 2016 
physics
The motion of the truck is described by the equation V = 50t – 5t^2.Find: a.Value from t = 1.5 s to t = 5.0 s. b.Vinst at t = 3.0 s.
asked on February 18, 2017 
physics
Is the motion of the rider for each angle of inclination uniformly accelerated? Why or why not?
asked on February 18, 2017 
Differential calculus
A ladder 20 ft long leans against a vertical wall, If top slides downward at the rate of 2 ft/sec, find how fast the lower end is moving when it is 16 ft from the wall.
asked on November 26, 2016 
Differential calculus
Find the equation of the parabola w/ v(3,4) and with directrix y=0.
asked on November 14, 2016 
Trigonometry
Solve the equation 6sin^2 xsin x=0 , if x belongs to the half open interval [0,2 ).
asked on July 30, 2016 
Chemistry
A farmer applies 1400.0 kg of a fertilizer that contains 10.0% nitrogen to his fields each year. fifteen (15.0%) percent of the fertilizer washes into a river that runs through the farm. If the river flows at an average rate of 0.410 cubic feet per second,
asked on August 30, 2013 
calculus
Determine values of a and b that make the given function continuous . 16sinx÷x f(x)= a bcosx It's a bicewise function
asked on February 29, 2012 
MATHS
a parabola passes through the points (1,1) , (2,0) and (3,1) the equation of the parabola is y=ax^2 + bx + c a) write down a system of equations representing this parabola. b) solve the corresponding system and hence write down the equation of the parabola
asked on September 28, 2010 
algebra
3x6y=30
asked on January 28, 2008 
AMA
is it safe to assume that generation of maximum load power is always a desired goal?
asked on April 2, 2018 
math
a rectangle is three times ad long as its breadth. if the perimeter of rectangle is 40m, find its length and breadth
asked on February 21, 2017 
physics
describe the shape of the graph made and discuss its significance.
asked on February 18, 2017 
trigonometric
a tower 61 m high is located 44 meters from a tall tree.from the top of the tree.the angle of elevation to the tower is 36 degrees. how tall is the tree?
asked on August 7, 2016 
math
If Sally can paint a house in 4 hours, and John can paint the same house in 6 hours, how long will it take both of them to paint the house together? > I know the answer, but I do not know what is the name of the methods. EX: 1/n= 1/4 + 1/6 1/n =5/12 n=
asked on October 4, 2015 
physics
A 36N force, parallel to the incline, is required to push a certain crate at a velocity of 9.1 up a frictionless incline that is 45° above the horizontal. The mass of the crate is:
asked on November 6, 2014 
SAT
Please help me. I am a foreign boy. English is not my first language. I find the SAT questions too tough. In my home land we did not learn much english in high school. How can I pass the SAT with a good score?
asked on January 30, 2014 
maths
A man travels from town a to b at an average speed of 90km/h.on his return journey he takes (one)1 hour less and his speed is 10km/h faster......1.how far apart are towns a and b, ............. ..2.what Is his average speed from town a to b and back to a
asked on April 11, 2013 
literary
IN THE 19TH CENTURY HANK MORGAN IS A MIDDLE CLASS a newspaper b cowboy c enginner
asked on July 5, 2012 
Finance
1. Hyundai Corporation plans to issue 4year bonds with a par value of $1,000 that will pay $50 every year. The firm will issue these bonds to the buyers at $840 each. (6 points) a. Compute the beforetax cost of debt. (Hint: Try solving this like you
asked on May 28, 2012 
Math problems
i am a fourdigit number with the digits in order. my first two digits are the first two odd numbers. my last two digits are the last two singledigit even numbers PLEASE HELP
asked on May 15, 2011 
math
a nother website except for search engins for fraction myestery
asked on October 20, 2008 
Principles of Business
You are planning to open a sporting goods store in your hometown. List the activities you would need to do for each of the functions of management: (1) planning, (2) organizing, (3) directing, and (4) controlling. Also, discuss the levels of management you
asked on September 25, 2008 
6th grade
Discribe the adventage and limitation of three types of model?
asked on September 22, 2008 
CAlculus
Find the linear function satisfying the given conditions. g(2) = 9 and the graph of g is perpendicular to the line 4x − 2y = 3. g(x) =
asked on July 11, 2017 
Math
Four number have an arithmetic mean of 6 if fifth number is added to set the mean rises to 8 what is number added?
asked on June 12, 2017 
Math
In a bag of red and black jellybeans 136 are red jb and the remaining r black jb if 15% of the jellybeans in the bag are black whatis the total number of jelly beans in bag A) 151 B 175 C) 175 D 200 E 906
asked on September 27, 2015 
Pre Med Major
Hi. I am an accounting major. Is there anyway I can finish my accounting degree and still finish the pre med requirements in 4 years? Can an Accounting major become a MD? I know about MCAT and everything.
asked on August 22, 2014 
physical
A 2500‐kg vehicle traveling at 25 m/s can be stopped by gently applying the breaks for 20 seconds. What is the average force supplied by the breaks to stop the vehicle?
asked on May 10, 2014 
biology
what is hypertonic and how does it happen
asked on February 17, 2014 
Social Studies
I trying to help my younger siblings with their work so i want to print out some worksheets from a website that have answer keys but i cant find any online, if you can give me a link to some that would be great.
asked on December 8, 2013 
english Please check answer
10. In a research proposal, your sources should not have the potential to answer research questions. A.) true *B.) false Thank You
asked on February 21, 2013 
literary
a connecticut yankee is episodic true or false
asked on July 5, 2012 
Business
We offer all types of loan worldwide at 6.8%, Our loans are well insured for maximum security is our priority.
asked on October 23, 2010 
math
fraction mystery websites
asked on October 20, 2008 
Circuit theory (maximum power transfer)
is it safe to assume that generation of maximum load power is always a desired goal?
asked on April 2, 2018 
Math
The number of subject passes obtained students in 8 grade examination are tell(3 3 4 3 5 3 2 2)(2 3 1 3 4 2 6 3)(4 3 2 0 3 3 3 4)(2 1 2 4 3 3 2 2) A)make a frequency distribution table of passes obtained by students. B)how many students were in the class?
asked on June 12, 2017 
Math
Y=x^2_2
asked on April 3, 2017 
Physics
Do the electrons in an ion of nitrogen (such as N+ or N+2) have exactly the same permitted energy levels the electrons in a neutral nitrogen atom, and therefore, same absorption and emission lines?
asked on March 5, 2017 
physics
From the graph made, compute for the instantaneous acceleration of the rider for each inclination at any chosen time by computing for the slop of the tangent line?
asked on February 18, 2017 
Differential calculus
Sketch the graph of the curve y=(x2)(x+1)(x+3)
asked on November 23, 2016 
Differential calculus
Find the equation of the parabola w/ v(3,4) and with directrix y=0.
asked on November 8, 2016 
Differential calculus
Differentiate the following y=root(e^x)/x
asked on October 26, 2016 
Differential calculus with analytic geometry
use implicit differentiation to find dy/dx. xy^2+4y^3=x2y
asked on October 26, 2016 
Trigonometry
A luxury ship left the port and cruised for 7 miles at a heading of 38 degrees. It then cruised for 24 miles heading of 128 degrees and stopped. How far was the ship now located from the port?
asked on July 30, 2016 
Chemistry
A saturated solution of lead ii trioxonitrte v was prepared at 22degree Celsius at 27cm3 of this solution required 46cm3 of NaCl solution containing 96gdm3 for complete precipitation. Find the solubility of the lead in trioxonitrte v at 22degree Celsius in
asked on May 24, 2016 
Social Studies
im doing research paper on that aboriginals have the right to self government. discuss. i need to do citations in paper, and im trying to look for 5 or 6 good websites i can do citations from and paraphrase. if you know of any good sites please post.
asked on June 17, 2015 
biology
what is the hypertonic hypotonic isotonic ,
asked on February 16, 2014 
Math
A basketball team won 10 of its first 20 games. If then won its next 5 games. What fractional part of its total number of games did it win?
asked on July 11, 2013 
Math
A basketball team won 10 of its first 20 games. If then won its next 5 games. What fractional part of its total number of games did it win?
asked on July 10, 2013 
physics
Vector is 6.0 units long and points along the negative axis. Vector is 8.5 units long and points at 40 to the positive axis
asked on October 9, 2011 
physics
A bullet is fired with a speed of 450 m/s through a board 20cm thick. If the bullet is subject to a large deceleration of magnitude 10^6m/s^2, will the bullet be able to emerge from the other side of the board.?
asked on October 2, 2011 
physics
A bullet is fired with a speed of 450 m/s through a board 20cm thick. If the bullet is subject to a large deceleration of magnitude 10^6m/s^2, will the bullet be able to emerge from the other side of the board.?
asked on October 2, 2011 
Math problems Help Please!!!!!!
i am a fourdigit number with the digits in order. my first two digits are the first two odd numbers. my last two digits are the last two singledigit even numbers
asked on May 16, 2011 
math problems
what is a number that is between 200 700 three digit multiple of 10 and divisible by 8 and 9
asked on May 10, 2011 
science
the consentration of Sr(OH)2 I S 0.02 WHAT IS THE CONSENTRATION OF OH ASSUMING COMPLETE DISSOCIATION
asked on January 16, 2011 
6th grade science
Discribe the advantage and limitation of the three tyeps of models?
asked on September 22, 2008

Physics
I used another method of solving this problem. I also tried using your method and let me tell you that it really worked.
posted on April 5, 2019 
Math
In 25 minutes.
posted on March 28, 2019 
Math
In 20 minutes
posted on March 28, 2019 
Statics
thank you
posted on December 27, 2018 
English
/search?query=Essay%3A+more+than+a+thousand+people+are+killed+in+road+accidents+during+december+holiday.how+can+this+carnage+on+our+roads+be+stopped%3F#
posted on November 13, 2018 
winterWx
More grace to your elbows sir, it was helpful
posted on June 21, 2018 
english
Many a good cow hath a bad calf
posted on May 20, 2018 
science
it will decreases
posted on March 3, 2018 
math
Length is 6 feet and breath is 5 feet and height is 5 feet find the volume of the water filled in the tank
posted on December 30, 2017 
algebra
y =mx+b for x
posted on November 28, 2017 
Math
I need answers about this how does a rodeo star get around
posted on October 15, 2017 
Math
study the ways of raising loans for a car
posted on August 14, 2017 
Managerial Economics
D)cannot be determined from the above information
posted on May 24, 2017 
Physics
Thank you very much for your help with this question Bob!
posted on March 5, 2017 
Pre Calculus
99609
posted on February 28, 2017 
Differential calculus
y=(√e^x)/x
posted on October 26, 2016