Which reaction is exothermic? ch4 + 2o2 mc016-1.jpg co2 + 2h2o + 891 kj nh4no3 + h2o + 25 kj mc016-2.jpg nh4+(aq) + no3-(aq) 2h2o + 286 kj mc016-3.jpg 2h2 + o2 n2 + o2 + 181 kj mc016-4.jpg 2no

Janel’s class studied properties of matter and how matter can change. janel decided she would do an experiment mixing baking soda and vinegar. question: describe the properties of baking soda and vinegar, and explain the changes that janel should see when she mixes the two types of matter. •first, identify the physical state of matter of baking soda. describe another property of baking soda. •next, identify the physical state of matter of vinegar. describe another property of vinegar. •then, explain what janel should see when she mixes the baking soda and vinegar. •describe the states of matter of the new materials that are formed. •explain how janel can be certain a change has occurred. me

How many atoms of oxygen are contained in 160 grams of n2o3

What is the name of this hydrocarbon?