) It takes a rat 65 seconds to run from its’ food source to its’ home. If the rat has to run 28 meters which is going faster: the rat, or a child on a bike moving at 2 m/s?

Nitrogen (n), phosphorus (p), and potassium (k) are the main nutrients in plant fertilizers. according to an industry convention, the numbers on the label refer to the mass percents of n, p2o5, and k2o, in that order. calculate the n: p: k ratio of a 30: 10: 10 fertilizer in terms of moles of each element, and express it as x: y: 1.0.

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.

Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat