How many moles of phosphoric acid can be formed from 1225 g of p2o5? P2O5+3H2O=2H3PO4
A. 17.26 mole H3PO4
B. l,691 mole H3PO4
C. 8.63 mole H3PO4
D. 4.32 mole H3PO4

Suppose a wheel with a tire mounted on it is rotating at the constant rate of 2.15 times a second. a tack is stuck in the tire at a distance of 0.373 m from the rotation axis. noting that for every rotation the tack travels one circumference (a) find the tack's tangential speed. (b) what is the tacks radial acceleration?

Which of the following list the divisions of the geologic time scale in order from longest to shortest

Which type of reaction is shown in this energy diagram? energy products activation energy reactants time o a. endothermic, because energy is released to the surroundings o b. exothermic, because energy is absorbed from the surroundings o c. exothermic, because energy is released to the surroundings o d. endothermic, because energy is absorbed from the surroundings