Wednesday
June 19, 2013

# Posts by Patel

Total # Posts: 24

math
a college lab paced two orders with a chemical supplier. the first order was for 13 bottles of calcium hydroxide solution and 4 bottles of sulfuric acid and totalled \$ 487. the second order was for 6 bottles of calcium hydroxide solution and 2 bottles of sulfuric acid and tota...

math
a chemistry experiment calls for 30% sulfuric acid solution. if the supply room has only 50% and 20% sulfuric acid solution on hand,how much of each should be mixed to obtain 12 litres of 30% solution?

math
a tank can be filled by one pipe in 3 .5 hours and emptied by another in 4.2 hours.if both ipes are running, how long will it take to fill an empty tank?

maths
one side of a right triangle is 12.5 ft the perimeter is 38.7 ft. what is the length of the hypotenuse and the other unknown side?

physics
a ball is dropped from height 10 m. it rebounds to a height of 5m.the ball was in contact with the floor for 0.01s what was its acceleration during contact?

trig
58.12

calculus
Estimate for x = 2, 4, 6, using the given values of f'(x) and the fact that f(0)=50 .

Physics
is this equation from kinematics?

Physics
A ball initially at rest is dropped from a window 18.6 m off the ground. How long does it take for the ball to reach the ground? Round your answer to 2 decimal places.

math
if the length of two sides of an isosceles triangle are 7 and 15, what is the perimeter of the triangle?

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