Calculate the heat required to raise the temp of 10.5 grams of solid from -243 degrees Celsius to -223 degrees Celsius give the full work

The electromagnetic force acts between what

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.

Which of the following elements would you expect to have the lowest ionization energy value? fluorine, lithium, neon, nitrogen