Looking at the stoichiometry of the reaction (see the lab manual), how many moles kmno4 must have been delivered by the buret to react with that much fe(nh4)2(so4)2 · 6h2o? 8h+ + 5fe+2 + mno4 - --> mn+2 + 5fe+3 + 4h2o

During which time interval does the object travel approximately 10 meters

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

What is the percentage of hydrogen in nitrogen trihydride