Nika

what is the volume of a sphere that has the same diameter and height of a cylinder that is 24 cubic feet in volume?

How many cubic units are in the volume of a cylinder whose height is four units and whose radius is five units? What is the surface area of a cube whose volume is 27 cubic inches?

Really need help on figuring out the formula for Iron Complex. The question was: 4.0 g of ferrous ammonium sulphate, FeS04(NH4)2*SO4*6H20, is used. The oxalate is in excess, calculate the theoretical yield of the iron complex. I got the moles of ferrous a...

A power plant burns coal and generates an average of 630.0 MW of electrical power while discharging 1058.40 MW as waste heat. Find the total electrical energy generated by the plant in a 30-day period.

A power plant burns coal and generates an average of 600.0 Megawatts (MW) of electrical power while discharging 900.00 MW as waste heat. Find the total electrical energy generated by the plant in a 30-day period. Coals vary a lot in their energy content....

A thin stick of mass M = 3.1 kg and length L = 1.6 m is hinged at the top. A piece of clay, mass m = 0.7 kg and velocity V = 4.0 m/s hits the stick a distance x = 1.20 m from the hinge and sticks to it. 1. What is the angular velocity of the stick immedia...

Two small cars same weight travel towards each other red going 2.13 seconds/meter and blue going 2.99 seconds/meter at how many meters will they collide if one starts at 0 meters and one starts at 3.5 meters.

a tree is 10 ft. 3 in. tall. To find the height of a tower,the shadow of the tree and the shadow of the tower were measured. What is the height of h of the tower?

If 25.0 liters of neon at -25.0°C is allowed to expand to 55.0 liters, what must the new temperature be to maintain constant pressure?

Hi, I'm doing the same assignment. I got to the part where you added the reactions and got the K3 = 31. Then, I got stuck I don't understand why you're doing the 4.00/7.75 and then stating that 1 +(4.00/7.75) = 4.5? isn't that 1.52 instead of 4.5?

Thank you very much :)

something is still incorect at the first part..

yeah, thank's I got it.. sorry for bothering you, you gave me a great help.

the answer is C peace out