In a chemical reaction, which are the most likely products of these reactants? 4fe + 3o2 ? a. 4fe b. 8co2 c. 10h2o d. 2fe2o which are the products in this chemical reaction? 2c4h10 + 13o2 8co2 + 10h2o a. 13o2 + 10h2o b. 8co2 + 10h2o c. 2c4h10 + 13o2 d. 2c4h10 + 8co2

Jessica is traveling from miami, florida, to chicago, illinois. using the map, tell one way the land will change during the second half of her trip.

Match the acid base pairs by arranging the acid name with the conjugate base formula. hydrogen carbonate hydrogen phosphate carbonic acid read water sulfuric acid phosphoric acid a. co32- b. hso4- c. hco3- d. po43- e. h2po4- f. oh-

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture