Saturday
December 3, 2016

# Posts by amal

Total # Posts: 40

Organic chemistry
Nitrobenzene + KOH >>>>> ???
November 18, 2016

Analytical chemistry
Why HNO3 only can used for acidification in volhard method not other acids like HCl or H2SO4?
November 11, 2016

st anns
one egg thrown to a cement block from a height of 20 feet it didn't break why?
December 17, 2015

trig
Solve (1+tan square A)(1-sinA)(1+ sinA)
May 28, 2014

math
there are 5 square flower beds of 1 metre dog so 5 multiply by 1 = 5 650 multiply by 800=5200 -5 = 5195
January 19, 2014

physics
a)s = ut + 0.5at^2 s = distance = 1800m, u = initial velocity = 0, a = acceleration = 5m/s^2, t = time 1800 = 0 + 0.5*5*t^2 t^2 = 1800/2.5 = 720 t = 26.83 s (to 4 sig figs)
September 10, 2013

math
36 banners
May 23, 2012

ثاني جامعة‏_انجليزي
اسئلة لرواية جيليفر
May 19, 2012

math
240/6oo X 100=40%
February 28, 2012

physics
6 electric lamps connected in parallel at 100 volt explain how they are connected to operate at 200 volts without spoiling them.find the total current intensity in the circuit if the resistance of each lamp 240 Ohm
February 27, 2012

physics
6 electric lamps connected in parallel at 100 volt explain how they are connected to operate at 200 volts without spoiling them.find the total current intensity in the circuit if the resistance of each lamp 240 Ohm
February 27, 2012

calculus
(x+1)^4/4+c *
February 27, 2012

calculus
9x+1)^4/4+c
February 27, 2012

Math
4x=33+3y x=33+3y/4 x=-4-25 33+3y/4=-4-25 33+3y=-16-100 19y=-133 y=-7 x=3
February 27, 2012

Math
4x=33+3y x=33+3y/4 x=-4-25 33+3y/4=-4-25 33+3y=-16-100 19y=-133 y=-7 x=3
February 27, 2012

Math
y=12-2x in eq.2.....y=3x-13 12-2x=3x-13 5x=25 x=5...y=2
February 27, 2012

Math
yes it can as their some equal 180
February 27, 2012

Math
x=y+3/5 in eq.(2)...y=2(y+3/5)+6 y=2y+6/5 +6 y-6=2y+6/5 5y-30=2y+6 3y=36 y=12 & so x=3
February 27, 2012

Math
y=12 & x=3
February 27, 2012

math
draw apieceof yarn3 counters
December 13, 2011

physics
A fire hose can fill a certain tank with water during 1 hour. A 2nd fire hose can fill the same tank in half hour. A 3rd fire hose can fill the same tank in quarter hour. find the time necessary to fill the same tank by the 3 fire hoses together
November 30, 2011

physics
calculate the momentum ofa toy car weighing 200 gram and moving with a velocity of 5meter/second?
August 10, 2011

physics
18.87
July 8, 2011

algebra
Oh! A play is move! I get it! No need to answer this one!
June 15, 2010

algebra
I am confused about this one. It is about football. "In a football game the ball was advanced 5 yards from the Juniors' 25-yard line towards the Seniors' goal, then 6 yards then 8 yards back, 13 yards forward, 5 yards back, and then 11 yards forward. What was the ...
June 15, 2010

Physics
Here, I am dealing with a Science formula for momentum. The formula is: M= mv So, I have: m= 10 grams (.01 Kilograms) v= 5,000 centimeters a second (50 m/s) It says to Find M and also solve the formula for M. Please help!
June 8, 2010

algebra
June 8, 2010

algebra
June 8, 2010

algebra
We know man 1 drives 50 miles per hour man 2 goes 55 mph
June 8, 2010

algebra
A man (we'll refer to him as man 1) starts from his home at 8 A.M. and drives a steady rate of 50 MPH. An hour later a second man ( man 2) starts to follow him. Draw a graph to represent these facts. From the graph find when man 2 overtakes man 1. Okay, I imagined at 9 A.M...
June 8, 2010

Physics
I really would appreciate some help!
June 8, 2010

Physics
Here, I am dealing with a Science formula for momentum. The formula is: M= mv So, I have: m= 10 grams (.01 Kilograms) v= 5,000 centimeters a second (50 m/s) It says to Find M and also solve the formula for M. Please help!
June 8, 2010

Stuck on 3d - Math
Suppose you’re thinking about buying a used car, but you’ve become worried about the selection problems. In this market, the seller of each car knows the true value, but the buyer can’t determine the value until after purchase. Assume that there are 6 sellers ...
March 16, 2010

Standard and scientific notation
7.8*1o ^5 in standard notation
February 25, 2009

math
find the number of permutations of 5 out of 9. then find 6 out of 6
October 18, 2008

Physics
Horizontal components of the forces are as follows: T(sin Θ) = ma --- Equation 1 and the vertical components of the forces are T(cos Θ) = mg --- Equation 2 where T = tension in the string Θ = angle that string makes with the vertical m = mass of the object a = ...
September 30, 2008

Math
How do you round these numbers to the nearest tenth 84,96,71
March 22, 2008

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