20 grams of h₂s react with 20 grams of o₂. what is the limiting reagent? * 2 points captionless image h₂s o₂ so₂ h₂o 6 moles of o₂ react. assume you have more than enough h₂s to react with it. how many moles of so₂ are produced? * 1 point captionless image 1 mole 2 moles 4 moles 6 moles cannot be determined what do chemists used balanced chemical equations for? * 2 points what is stoichiometry? * 2 points what coefficients would be needed to balance the following chemical equation? put them in order separated by commas. if no coefficient is needed, put a 1. example: 1,2,3,4 * 2 points captionless image 1, 2, 3, 3 2, 1, 1, 2 1, 3, 2, 3 1, 3, 2, 2 i am doing an experiment that calls for 200g of h₂so₄. how many moles of h₂so₄ is this? show your work. * 2 points 19,614 moles 2.02 moles 6.02x10²³ moles 7 moles i have 4 moles of co₂. how many molecules of co₂ is this? * 2 points 12 molecules co₂ 6.02x10²³ molecules co₂ 2.41x10²⁴ molecules co₂ 1.20x10²⁴ molecules co₂ based on my scale, i have 35g of aluminum. how many aluminum atoms is this? show your work. * 4 points your answer