How many watts do I consume if I eat a 600 Calorie sandwich in 600 seconds

Calculate the molarity of the solution. 6.02 x 1022 molecules of hci (molecular weight = 36.5 g/mole) in 2.0 liters of water m

Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.

Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2