28. Look at the following chemical reaction: _2_ H₂O + O₂ → 2_ H₂O₂
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A. What are the reactants?
B. What are the products?
What are the reactants and what r the products

Which atom or ion is the largest? 0 a. 0 0 0 0 e. li

At 20°c, a sample of h2o liquid and a sample of co2 gas each have the same average kinetic energy. why is one a liquid and the other a gas at this temperature?

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.