In the reaction 2 Na + 2 H20 yields 2 NaOH + H2, if 76 grams of sodium react with excess water, determine the % yield if 94 grams of NaOH are
actually produced?

When the water vapor cools it condenses select a number that represents his process on the

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

  the mississippians were considered to be  horticulturalists, which means they were