. Identify the limiting and excess reactants when 1.00 g of zinc reacts with 150 mL of 0.250M Pb(NO3)2. How many grams of lead are formed in this single replacement reaction

Margaret wants to make an orange flavored drink by stirring powdered drink mix into a glass of water. she doesn't like drinks that have small clumps of powdered solid in them, so she wants the drink to be a perfect solution. what factors should margaret not consider when deciding how much powder to add to her glass of water?

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 number at the end of an isotope’s name is the number.