How many atoms are in 350 grams of nitrogen trioxide? (Hint: In every 1 mole of NO3, how many moles of nitrogen and oxygen atoms are present?)

21. consider the following chemical reaction: n2+ o2 2 no if 10.0 g of n2 reacts with excess oxygen then how many grams of no can be formed? a) 10.7 g b) 21.4 g c) 32.9 g d) 42.8 g page 4 of 8

Which of the following is true about the speed of light? it depends on the wavelength.

Is the idea of spontaneous generation supported by redi's experiment? justify your answer in 2-3 sentences?