Agas has a volume of 590 ml at a temperature of –55.0°c. what volume will the gas occupy at 30.0°c? show your work.

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.

7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '

Suppose that during that icy hot lab 65,000 j of energy were transferred to 450 g of water at 20°c what would have have been the final temperature of the water