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Questions (23)
The flow system as shown in the Figure, the centrifugal pump(3500 R.P.M.) is delivering water at 100 gal/min and 70 °F into a
1 answer
570 views
If I2=2mA, I4=4mA, and I6=6mA, find I1,I3, and I5 ??
1 answer
426 views
Mixture of A,B,C if the mole fraction of A is 30 and B is 35 Volume percent calculate the mass and mole fraction of each
2 answers
1,030 views
If a sulfuric acid plant is to produce 10 ton/day of 98% sulfuric acid, How much sulfur is needed, how much air is required and
4 answers
708 views
If a sulfuric acid plant is to produce 10 ton/day of 98% sulfuric acid, How much sulfur is needed, how much air is required and
0 answers
433 views
"the maximum blood pressure in the upper arm of healthy person is about 12mmHg.If a vertical tube open to the atmosphere is
0 answers
807 views
An open box is to be made from a 10-ft by 14-ft rectangular piece of sheet metal by cutting out squares of equal size from the
1 answer
738 views
find the Derivative of::
1\R = 1\R1 + 1\R2
1 answer
1,431 views
A 10.6 liter at 25 C and 3.21 atm inside pressure became 12.8 liters at 221 C after driving in summer. What is the pressure in
1 answer
433 views
what mass of barium sulphate can be produced when 100.0 ml of a 0.100M solution of barium chloride is mixed with 100.0 ml of a
3 answers
949 views
20g of nitrogen gas and 10g of helium gas are placed together in a 5L container at 25C . Calculate the partial pressure of each
1 answer
1,360 views
What volume of ammonia at 7.0 atm and 235C would you get from 333g of nitrogen reactin with enough mass of hydrogen?k
calculate
2 answers
397 views
Consider the following reaction
4Al + 3O2 = 2Al2O3 It takes 2.00 L pure oxygen gas at STP (0C ,1atm ) to react completely with a
3 answers
2,047 views
The mole fraction of nitrogen in air is 0.7808. calculate the partial pressure of N2 in air when the atmospheric pressure is 760
4 answers
3,453 views
A solution is prepared by dissolving 0.5842g of oxalic acid (H2C2O4) in enough water to make 100.0ml of solution. A 10.00ml
2 answers
2,420 views
calculate the mass of solid NaCl that must be added to 1.5L of 0.100M AgNO3 solution to precipitate all the Ag+ ions in the form
3 answers
3,697 views
FIND THE DERIVATIVE IF
Y= (2X-5)^2 / (X^2+4)^3
0 answers
308 views
find the limit
lim x^2+x / x^5 + 2x^4 + x^3 as:: a) x=0+ b) x=-1-
1 answer
327 views
find the slope of the curve x^3 y^3 + y^2 = x + y at the point (1,1) and (1,-1)??
2 answers
342 views
find d^85y/dx85 if y = sin x ??
I want the final rule because the solution will be repeated and therefore there will be a
2 answers
540 views
Cumene is a compound containing only C and H that is used in the production of Phenol and acetone in industry. combustion of
2 answers
1,216 views
A certain compound contains only vanadium and oxygen. A 35.00 g sample of the compound contains 19.61 g of vanadium. Determine
5 answers
655 views
DURING THE FIRST PART OF A TRIP, A CANOEIST TRAVELS 35 MILES AT A CERTAIN SPEED. THE CANOEIST TRAVELS 17 MILES ON THE SECOND
1 answer
506 views
Answers (11)
a) = var(K/o)= np(1-p) = 9*(1/3)*(2/3)= 2
OK what about if we have all this equations: H2SO4→ so3+H2O SO3→ SO2+1\2O2 SO2→ S+O2
They didn't give us an equation but I write this, I don't now if it's right or not. SO3 (g) +H2O (l) → H2SO4 (l)
which of them will be the limiting reactant??
The mass will be 12.73 g ?!!!!
The final answer is 10000 ????
WHAT IS THAT x3y3 + y2 = x + 1 ??
THANKS ALOT
Is The Molecular formula is :: V2(O2)5 ????
THANKS
I can not find the molar mass can you help me more..
