Me fast which is the balanced chemical equation representing the reaction between vinegar and baking soda? c2h4o2 + nahco3 nac2h3o2 + h2o + co2 select one: a. 2c2h4o2 + nahco3 nac2h3o2 + 2h2o + 2co2 b. c2h4o2 + 2nahco3 2nac2h3o2 + h2o + co2 c. c2h4o2 + nahco3 nac2h3o2 + h2o + co2 d. 2c2h4o2 + nahco3 nac2h3o2 + h2o + 2co2 which of the following chemical equations is balanced? select one: a. 4h2 + 2o2 2h2o b. h2 + cl2 4hcl c. 4fe + 3o2 2fe2o3 d. 2fe + hcl fecl2 + h2 which of the following chemical equations is unbalanced? select one: a. 3mg + mn2o3 3mgo + mn b. agno3 + lioh agoh + lino3 c. 2naoh + h2so4 na2so4 + 2h2o d. ch4 + 2o2 co2 + 2h2o which of the following chemical equations is unbalanced? select one: a. 2h2 + o2 2h2o b. 4na + o2 2na2o c. n2 + 2h2 2nh3 d. p4 + 5o2 p4o10 which of the following chemical equations is unbalanced? select one: a. 2al2o3 4al + 3o2 b. 2c2h6 + 7o2 4co2 + 6h2o c. 2h2o2 2h2o + o2 d. 2c + h2 ch4 which of the following chemical equations is balanced? select one: a. p4 + o2 p2o3 b. cf4 + br2 cbr4 + f2 c. na3po4 + koh naoh + k3po4 d. mgf2 + li2co3 mgco3 + 2lif which coefficient before cesium (cs) balances this chemical equation? gaf3 + __cs 3csf + ga select one: a. 3 b. 2 c. 1 d. 4