What mass of HIO3, iodic acid, is produced when 67.6 grams of iodine reacts with nitric acid, HNO3? (molar masses: HNO3 = 63.0: I2 = 253.8; HIO3 = 175.9; NO2 = 46.0; H2O = 18.0) 10 HNO3 + I2 --> 2 HIO3 + 10 NO2 + 4 H2O

The graph above shows how the price of cell phones varies with the demand quantity. the equilibrium price for cell phones is where both supply and demand quantities equal $100, 5,000 5,000, $100

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

Stage in which a typical star has completely stopped fusion