Please Help - Chemistry Problem! one of the steps in the commercial process for converting ammonia to nitric acid involves tha catalytic oxidation of NH3 to NO: 4NH3(g) + 502(g) -> 4NO(g) + 6H2O(g)

How many grams of NO are formed by the complete reaction of 2.50 g of NH3?

Which statement best describes how atoms combine to form sodium chloride (nacl)? a. a positively charged sodium ion and a positively charged chlorine ion form an covalent bond. b. a positively charged sodium ion and a negatively charged chlorine ion form an covalent bond. c. a positively charged sodium ion and a positively charged chlorine ion form an ionic bond. d. a positively charged sodium ion and a negatively charged chlorine ion form an ionic bond.

24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm

Calculate the mass of silver needed to react with chlorine to produce 126g if silver chloride?