# Posts by Amal

Total # Posts: 42

Math
I have 3 more tens than 27.what number an i?

Organic chemistry
Nitrobenzene + KOH >>>>> ???

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

Government
Pretty sure 2 is b because congress has the power to set up an irs which is implied or enumerated powers

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

Science
43.84

trig
Solve (1+tan square A)(1-sinA)(1+ sinA)

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

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)

math
36 banners

ثاني جامعة‏_انجليزي
اسئلة لرواية جيليفر

math
240/6oo X 100=40%

Chemistry
0.05 M

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

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

calculus
(x+1)^4/4+c *

calculus
9x+1)^4/4+c

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

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

Math
y=12-2x in eq.2.....y=3x-13 12-2x=3x-13 5x=25 x=5...y=2

Math
yes it can as their some equal 180

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

Math
y=12 & x=3

math
draw apieceof yarn3 counters

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

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

physics
18.87

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

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 ...

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!

algebra

algebra

algebra
We know man 1 drives 50 miles per hour man 2 goes 55 mph

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...

Physics
I really would appreciate some help!

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!

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 ...

1=+0

Standard and scientific notation
7.8*1o ^5 in standard notation

math
find the number of permutations of 5 out of 9. then find 6 out of 6

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 = ...

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

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